kicad-developers team mailing list archive

Thread
Date

Re: [RFC] Experimental grid pattern in zone fill

To: kicad-developers@xxxxxxxxxxxxxxxxxxx
From: jp charras <jp.charras@xxxxxxxxxx>
Date: Tue, 20 Mar 2018 11:39:05 +0100
In-reply-to: <a3b4a039-2077-c714-195c-c04ec36a49f5@gmail.com>
User-agent: Mozilla/5.0 (Windows NT 6.1; rv:52.0) Gecko/20100101 Thunderbird/52.6.0

Le 19/03/2018 à 14:58, Wayne Stambaugh a écrit :
> JP,
> 
> I found some time to test your zone hatching patch over the weekend and
> it looks really good.  I do agree with the previous comment that there
> should be a way to set a radius of the corners created by the hatch
> intersections.  I imagine the sharp corners would be less than ideal in
> high speed designs.  There should also be reasonable default values in
> the zone dialog when using hatched zones.  Keep up the good work.
> 
> Thanks,
> 
> Wayne
> 

Attached a new version of grid pattern for tests.
It allows rotation and smoothing of the pattern.


-- 
Jean-Pierre CHARRAS

From ca660de34ac6db1f7d06df8688339e726493ab10 Mon Sep 17 00:00:00 2001
From: jean-pierre charras <jp.charras@xxxxxxxxxx>
Date: Sun, 18 Feb 2018 10:09:13 +0100
Subject: [PATCH] allow grid pattern in filled zones

---
 common/pcb.keywords                                |    6 +
 pcbnew/class_zone.cpp                              |   10 +-
 pcbnew/class_zone.h                                |   41 +-
 pcbnew/dialogs/dialog_copper_zones.cpp             |  102 +-
 pcbnew/dialogs/dialog_copper_zones_base.cpp        |  148 ++-
 pcbnew/dialogs/dialog_copper_zones_base.fbp        | 1283 ++++++++++++++++----
 pcbnew/dialogs/dialog_copper_zones_base.h          |   76 +-
 .../dialogs/dialog_non_copper_zones_properties.cpp |   72 +-
 .../dialog_non_copper_zones_properties_base.cpp    |   91 +-
 .../dialog_non_copper_zones_properties_base.fbp    | 1152 +++++++++++++++++-
 .../dialog_non_copper_zones_properties_base.h      |   32 +-
 pcbnew/kicad_plugin.cpp                            |   24 +-
 pcbnew/pcb_parser.cpp                              |   39 +-
 pcbnew/zone_filler.cpp                             |  126 +-
 pcbnew/zone_filler.h                               |    9 +
 pcbnew/zone_settings.cpp                           |   26 +-
 pcbnew/zone_settings.h                             |   17 +-
 17 files changed, 2892 insertions(+), 362 deletions(-)

diff --git a/common/pcb.keywords b/common/pcb.keywords
index 1998f9a..985a1cc 100644
--- a/common/pcb.keywords
+++ b/common/pcb.keywords
@@ -85,6 +85,7 @@ fp_text
 full
 general
 grid_origin
+grid_pattern
 gr_arc
 gr_circle
 gr_curve
@@ -134,6 +135,11 @@ pad_to_paste_clearance
 pad_to_paste_clearance_ratio
 page
 path
+pattern_thickness
+pattern_gap
+pattern_orientation
+pattern_smooting_level
+pattern_smooting_value
 pcb_text_size
 pcb_text_width
 pcbplotparams
diff --git a/pcbnew/class_zone.cpp b/pcbnew/class_zone.cpp
index 83f10dd..07f9ce3 100644
--- a/pcbnew/class_zone.cpp
+++ b/pcbnew/class_zone.cpp
@@ -58,6 +58,12 @@ ZONE_CONTAINER::ZONE_CONTAINER( BOARD* aBoard ) :
     m_hatchStyle = DIAGONAL_EDGE;
     m_hatchPitch = GetDefaultHatchPitch();
     m_hv45 = false;
+    m_GridPatternThickness = 0;
+    m_GridPatternGap = 0;
+    m_GridPatternOrientation = 0.0;
+    m_GridPatternSmoothingLevel = 0;            // Grid pattern smoothing type. 0 = no smoothing
+    m_GridPatternSmoothingValue = 0.1;          // Grid pattern chamfer value relative to the gap value
+                                                // used only if m_GridPatternSmoothingLevel > 0
     m_priority = 0;
     m_cornerSmoothingType = ZONE_SETTINGS::SMOOTHING_NONE;
     SetIsKeepout( false );
@@ -491,12 +497,12 @@ void ZONE_CONTAINER::DrawFilledArea( EDA_DRAW_PANEL* panel,
         }
 
         // Draw areas:
-        if( m_FillMode == ZFM_POLYGONS && !outline_mode )
+        if( m_FillMode != ZFM_SEGMENTS && !outline_mode )
             GRPoly( panel->GetClipBox(), DC, CornersBuffer.size(), &CornersBuffer[0],
                     true, 0, color, color );
     }
 
-    if( m_FillMode == 1  && !outline_mode )     // filled with segments
+    if( m_FillMode == ZFM_SEGMENTS && !outline_mode )     // filled with segments
     {
         for( unsigned ic = 0; ic < m_FillSegmList.size(); ic++ )
         {
diff --git a/pcbnew/class_zone.h b/pcbnew/class_zone.h
index b950245..795d821 100644
--- a/pcbnew/class_zone.h
+++ b/pcbnew/class_zone.h
@@ -1,8 +1,8 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
- * Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
+ * Copyright (C) 1992-2018 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -198,6 +198,21 @@ public:
     int GetMinThickness() const { return m_ZoneMinThickness; }
     void SetMinThickness( int aMinThickness ) { m_ZoneMinThickness = aMinThickness; }
 
+    int GetGridPatternThickness() const { return m_GridPatternThickness; }
+    void SetGridPatternThickness( int aThickness ) { m_GridPatternThickness = aThickness; }
+
+    int GetGridPatternGap() const { return m_GridPatternGap; }
+    void SetGridPatternGap( int aStep ) { m_GridPatternGap = aStep; }
+
+    double GetGridPatternOrientation() const { return m_GridPatternOrientation; }
+    void SetGridPatternOrientation( double aStep ) { m_GridPatternOrientation = aStep; }
+
+    int GetGridPatternSmoothingLevel() const { return m_GridPatternSmoothingLevel; }
+    void SetGridPatternSmoothingLevel( int aLevel ) { m_GridPatternSmoothingLevel = aLevel; }
+
+    double GetGridPatternSmoothingValue() const { return m_GridPatternSmoothingValue; }
+    void SetGridPatternSmoothingValue( double aValue ) { m_GridPatternSmoothingValue = aValue; }
+
     int GetSelectedCorner() const
     {
         // Transform relative indices to global index
@@ -528,9 +543,6 @@ public:
      * returns a reference to the list of filled polygons.
      * @return Reference to the list of filled polygons.
      */
-
-    //TODO - This should be called for each layer on which the zone exists
-
     const SHAPE_POLY_SET& GetFilledPolysList() const
     {
         return m_FilledPolysList;
@@ -711,9 +723,26 @@ private:
     int                   m_ThermalReliefCopperBridge;
 
 
-    /// How to fill areas: ZFM_POLYGONS => use filled polygons, ZFM_SEGMENTS => fill with segments.
+    /// How to fill areas: ZFM_POLYGONS => use solid polygons, ZFM_SEGMENTS => fill by segments.
     ZONE_FILL_MODE        m_FillMode;
 
+    /// Grid style shape: thickness of lines (if 0 -> solid shape)
+    int m_GridPatternThickness;
+
+    /// Grid style shape: dist between center of lines (grid size) (0 -> solid shape)
+    int m_GridPatternGap;
+
+    /// Grid style shape: orientation in degrees of the grid lines
+    double m_GridPatternOrientation;
+
+    /// Grid pattern smoothing type, similar to corner smoothing type
+    ///< 0 = no smoothing, 1 = fillet, >= 2 = arc
+    int  m_GridPatternSmoothingLevel;
+
+    /// Grid pattern smoothing value for smooting shape size calculations
+    /// this is the ratio between the gap and the chamfer size
+    double m_GridPatternSmoothingValue;
+
     /// The index of the corner being moved or nullptr if no corner is selected.
     SHAPE_POLY_SET::VERTEX_INDEX* m_CornerSelection;
 
diff --git a/pcbnew/dialogs/dialog_copper_zones.cpp b/pcbnew/dialogs/dialog_copper_zones.cpp
index db10961..6467cf5 100644
--- a/pcbnew/dialogs/dialog_copper_zones.cpp
+++ b/pcbnew/dialogs/dialog_copper_zones.cpp
@@ -5,9 +5,9 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2017 Jean-Pierre Charras, jean-pierre.charras@xxxxxxxxxxxxxxx
+ * Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
  * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@xxxxxxxxxxx>
- * Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 1992-2018 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -91,6 +91,11 @@ private:
     void OnCornerSmoothingModeChoice( wxCommandEvent& event ) override;
     void OnUpdateUI( wxUpdateUIEvent& ) override;
 
+    void OnUpdateUISmootingValue( wxUpdateUIEvent& event ) override
+    {
+        m_spinCtrlSmoothValue->Enable( m_spinCtrlSmoothLevel->GetValue() > 0 &&
+                                       m_GridStyleCtrl->GetSelection() > 0 );
+    }
     /**
      * Function AcceptOptions
      * @param aPromptForErrors is true to prompt user on incorrect params.
@@ -103,6 +108,7 @@ private:
     void ExportSetupToOtherCopperZones( wxCommandEvent& event ) override;
     void OnPadsInZoneClick( wxCommandEvent& event ) override;
     void OnRunFiltersButtonClick( wxCommandEvent& event ) override;
+	void OnStyleSelection( wxCommandEvent& event ) override;
 
     void buildAvailableListOfNets();
 
@@ -177,7 +183,22 @@ void DIALOG_COPPER_ZONE::initDialog()
     if( m_settings.m_Zone_45_Only )
         m_OrientEdgesOpt->SetSelection( 1 );
 
-    m_FillModeCtrl->SetSelection( m_settings.m_FillMode == ZFM_SEGMENTS ? 1 : 0 );
+    switch( m_settings.m_FillMode )
+    {
+    case ZFM_GRID_PATTERN:
+        m_GridStyleCtrl->SetSelection( 1 ); break;
+    default:
+        m_GridStyleCtrl->SetSelection( 0 ); break;
+    }
+
+    msg = StringFromValue( g_UserUnit, m_settings.m_GridPatternThickness );
+    m_tcGridStyleThickness->SetValue( msg );
+    msg = StringFromValue( g_UserUnit, m_settings.m_GridPatternGap );
+    m_tcGridStyleGap->SetValue( msg );
+    msg.Printf( "%f", m_settings.m_GridPatternOrientation );
+    m_tcGridStyleOrientation->SetValue( msg );
+    m_spinCtrlSmoothLevel->SetValue( m_settings.m_GridPatternSmoothingLevel );
+    m_spinCtrlSmoothValue->SetValue( m_settings.m_GridPatternSmoothingValue );
 
     AddUnitSymbol( *m_ClearanceValueTitle, g_UserUnit );
     msg = StringFromValue( g_UserUnit, m_settings.m_ZoneClearance );
@@ -302,21 +323,36 @@ void DIALOG_COPPER_ZONE::initDialog()
     m_DoNotShowNetNameFilter->SetValue( netNameDoNotShowFilter );
     buildAvailableListOfNets();
 
+    // Enable/Disable some widgets
     wxCommandEvent event;
     OnCornerSmoothingModeChoice( event );
+    OnStyleSelection( event );
 }
 
 
 void DIALOG_COPPER_ZONE::OnUpdateUI( wxUpdateUIEvent& )
 {
-    m_bNoNetWarning->Show( m_ListNetNameSelection->GetSelection() == 0 );
+    bool showNetWarning = m_ListNetNameSelection->GetSelection() == 0;
+
+    if( showNetWarning != m_bNoNetWarning->IsShown( m_bNoNetWarning ) )
+    {
+        // We perhaps need to resize the dialog if previously m_bNoNetWarning
+        // was not shown.
+        // just send a dummy size event do the trick.
+        wxSizeEvent event( wxSize( -1, -1 ) );
+        wxPostEvent( GetEventHandler(), event);
+    }
+
+    m_bNoNetWarning->Show( showNetWarning );
 }
 
+
 void DIALOG_COPPER_ZONE::OnButtonCancelClick( wxCommandEvent& event )
 {
     Close( true );
 }
 
+
 void DIALOG_COPPER_ZONE::OnButtonOkClick( wxCommandEvent& event )
 {
     m_netNameShowFilter = m_ShowNetNameFilter->GetValue();
@@ -339,8 +375,20 @@ void DIALOG_COPPER_ZONE::OnClose( wxCloseEvent& event )
 }
 
 
+void DIALOG_COPPER_ZONE::OnStyleSelection( wxCommandEvent& event )
+{
+    bool enable = m_GridStyleCtrl->GetSelection() >= 1;
+    m_tcGridStyleThickness->Enable( enable );
+    m_tcGridStyleGap->Enable( enable );
+    m_tcGridStyleOrientation->Enable( enable );
+    m_spinCtrlSmoothLevel->Enable( enable );
+}
+
+
 bool DIALOG_COPPER_ZONE::AcceptOptions( bool aPromptForErrors, bool aUseExportableSetupOnly )
 {
+    wxString msg;
+
     switch( m_PadInZoneOpt->GetSelection() )
     {
     case 3:
@@ -392,18 +440,32 @@ bool DIALOG_COPPER_ZONE::AcceptOptions( bool aPromptForErrors, bool aUseExportab
     }
 
     m_netNameShowFilter = m_ShowNetNameFilter->GetValue();
-    m_settings.m_FillMode = (m_FillModeCtrl->GetSelection() == 0) ? ZFM_POLYGONS : ZFM_SEGMENTS;
+
+    switch( m_GridStyleCtrl->GetSelection() )
+    {
+    case 0:
+        m_settings.m_FillMode = ZFM_POLYGONS; break;
+    case 1:
+        m_settings.m_FillMode = ZFM_GRID_PATTERN; break;
+    }
 
     wxString txtvalue = m_ZoneClearanceCtrl->GetValue();
     m_settings.m_ZoneClearance = ValueFromString( g_UserUnit, txtvalue );
 
+    txtvalue = m_tcGridStyleThickness->GetValue();
+    m_settings.m_GridPatternThickness = ValueFromString( g_UserUnit, txtvalue );
+
+    txtvalue = m_tcGridStyleGap->GetValue();
+    m_settings.m_GridPatternGap = ValueFromString( g_UserUnit, txtvalue );
+    m_settings.m_GridPatternSmoothingLevel = m_spinCtrlSmoothLevel->GetValue();
+    m_settings.m_GridPatternSmoothingValue = m_spinCtrlSmoothValue->GetValue();
+
     // Test if this is a reasonable value for this parameter
     // A too large value can hang Pcbnew
     #define CLEARANCE_MAX_VALUE ZONE_CLEARANCE_MAX_VALUE_MIL*IU_PER_MILS
 
     if( m_settings.m_ZoneClearance > CLEARANCE_MAX_VALUE )
     {
-        wxString msg;
         msg.Printf( _( "Clearance must be smaller than %f\" / %f mm." ),
             ZONE_CLEARANCE_MAX_VALUE_MIL / 1000.0, ZONE_CLEARANCE_MAX_VALUE_MIL * 0.0254 );
         DisplayError( this, msg );
@@ -415,13 +477,39 @@ bool DIALOG_COPPER_ZONE::AcceptOptions( bool aPromptForErrors, bool aUseExportab
 
     if( m_settings.m_ZoneMinThickness < (ZONE_THICKNESS_MIN_VALUE_MIL*IU_PER_MILS) )
     {
-        wxString msg;
         msg.Printf( _( "Minimum width must be larger than %f\" / %f mm." ),
             ZONE_THICKNESS_MIN_VALUE_MIL / 1000.0, ZONE_THICKNESS_MIN_VALUE_MIL * 0.0254 );
         DisplayError( this, msg );
         return false;
     }
 
+    // For grid pattern fill option, ensure grid pattern parameters are valid
+    if( m_settings.m_FillMode == ZFM_GRID_PATTERN )
+    {
+        if( m_settings.m_GridPatternThickness <= m_settings.m_ZoneMinThickness )
+        {
+            DisplayError( this, _( "Pattern thickness must be > zone min thickness" ) );
+            return false;
+        }
+
+        // perhaps not mandatory, but this is a reasonable constraint
+        if( m_settings.m_GridPatternGap <= m_settings.m_ZoneMinThickness )
+        {
+            DisplayError( this, _( "Pattern gap must be > zone min thickness" ) );
+            return false;
+        }
+    }
+
+    txtvalue = m_tcGridStyleGap->GetValue();
+    m_settings.m_GridPatternGap = ValueFromString( g_UserUnit, txtvalue );
+
+    double orient;
+    if( m_tcGridStyleOrientation->GetValue().ToDouble( &orient ) )
+    {
+        orient = NormalizeAngleDegrees( orient, -180, 180.0 );
+        m_settings.m_GridPatternOrientation = orient;
+    }
+
     m_settings.SetCornerSmoothingType( m_cornerSmoothingChoice->GetSelection() );
     txtvalue = m_cornerSmoothingCtrl->GetValue();
     m_settings.SetCornerRadius( ValueFromString( g_UserUnit, txtvalue ) );
diff --git a/pcbnew/dialogs/dialog_copper_zones_base.cpp b/pcbnew/dialogs/dialog_copper_zones_base.cpp
index 6bb48b0..71e509f 100644
--- a/pcbnew/dialogs/dialog_copper_zones_base.cpp
+++ b/pcbnew/dialogs/dialog_copper_zones_base.cpp
@@ -1,8 +1,8 @@
 ///////////////////////////////////////////////////////////////////////////
-// C++ code generated with wxFormBuilder (version Dec 30 2017)
+// C++ code generated with wxFormBuilder (version Jul  2 2017)
 // http://www.wxformbuilder.org/
 //
-// PLEASE DO *NOT* EDIT THIS FILE!
+// PLEASE DO "NOT" EDIT THIS FILE!
 ///////////////////////////////////////////////////////////////////////////
 
 #include "widgets/text_ctrl_eval.h"
@@ -11,20 +11,6 @@
 
 ///////////////////////////////////////////////////////////////////////////
 
-BEGIN_EVENT_TABLE( DIALOG_COPPER_ZONE_BASE, DIALOG_SHIM )
-	EVT_CLOSE( DIALOG_COPPER_ZONE_BASE::_wxFB_OnClose )
-	EVT_UPDATE_UI( ID_NETNAME_SELECTION, DIALOG_COPPER_ZONE_BASE::_wxFB_OnUpdateUI )
-	EVT_CHOICE( ID_M_NETDISPLAYOPTION, DIALOG_COPPER_ZONE_BASE::_wxFB_OnNetSortingOptionSelected )
-	EVT_TEXT_ENTER( ID_TEXTCTRL_NETNAMES_FILTER, DIALOG_COPPER_ZONE_BASE::_wxFB_OnRunFiltersButtonClick )
-	EVT_TEXT_ENTER( ID_TEXTCTRL_NETNAMES_FILTER, DIALOG_COPPER_ZONE_BASE::_wxFB_OnRunFiltersButtonClick )
-	EVT_BUTTON( wxID_APPLY_FILTERS, DIALOG_COPPER_ZONE_BASE::_wxFB_OnRunFiltersButtonClick )
-	EVT_CHOICE( ID_CORNER_SMOOTHING, DIALOG_COPPER_ZONE_BASE::_wxFB_OnCornerSmoothingModeChoice )
-	EVT_CHOICE( ID_M_PADINZONEOPT, DIALOG_COPPER_ZONE_BASE::_wxFB_OnPadsInZoneClick )
-	EVT_BUTTON( wxID_BUTTON_EXPORT, DIALOG_COPPER_ZONE_BASE::_wxFB_ExportSetupToOtherCopperZones )
-	EVT_BUTTON( wxID_CANCEL, DIALOG_COPPER_ZONE_BASE::_wxFB_OnButtonCancelClick )
-	EVT_BUTTON( wxID_OK, DIALOG_COPPER_ZONE_BASE::_wxFB_OnButtonOkClick )
-END_EVENT_TABLE()
-
 DIALOG_COPPER_ZONE_BASE::DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, long style ) : DIALOG_SHIM( parent, id, title, pos, size, style )
 {
 	this->SetSizeHints( wxDefaultSize, wxDefaultSize );
@@ -140,7 +126,7 @@ DIALOG_COPPER_ZONE_BASE::DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID i
 	bSizerSettings->Add( m_cornerSmoothingCtrl, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
 	
 	
-	m_ExportableSetupSizer->Add( bSizerSettings, 0, wxEXPAND, 5 );
+	m_ExportableSetupSizer->Add( bSizerSettings, 1, wxEXPAND, 5 );
 	
 	wxBoxSizer* bSizerPadsConnection;
 	bSizerPadsConnection = new wxBoxSizer( wxVERTICAL );
@@ -182,7 +168,7 @@ DIALOG_COPPER_ZONE_BASE::DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID i
 	bSizerPadsConnection->Add( m_ThermalShapesParamsSizer, 0, wxALL|wxEXPAND, 5 );
 	
 	
-	m_ExportableSetupSizer->Add( bSizerPadsConnection, 0, wxEXPAND, 5 );
+	m_ExportableSetupSizer->Add( bSizerPadsConnection, 1, wxEXPAND, 5 );
 	
 	wxBoxSizer* m_MiddleBox;
 	m_MiddleBox = new wxBoxSizer( wxVERTICAL );
@@ -196,16 +182,6 @@ DIALOG_COPPER_ZONE_BASE::DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID i
 	m_PriorityLevelCtrl = new wxSpinCtrl( m_ExportableSetupSizer->GetStaticBox(), ID_M_PRIORITYLEVELCTRL, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxSP_ARROW_KEYS, 0, 100, 0 );
 	m_MiddleBox->Add( m_PriorityLevelCtrl, 0, wxBOTTOM|wxRIGHT|wxLEFT, 5 );
 	
-	m_staticTextFillMode = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Fill mode:"), wxDefaultPosition, wxDefaultSize, 0 );
-	m_staticTextFillMode->Wrap( -1 );
-	m_MiddleBox->Add( m_staticTextFillMode, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
-	
-	wxString m_FillModeCtrlChoices[] = { _("Polygon"), _("Segment") };
-	int m_FillModeCtrlNChoices = sizeof( m_FillModeCtrlChoices ) / sizeof( wxString );
-	m_FillModeCtrl = new wxChoice( m_ExportableSetupSizer->GetStaticBox(), ID_M_FILLMODECTRL, wxDefaultPosition, wxDefaultSize, m_FillModeCtrlNChoices, m_FillModeCtrlChoices, 0 );
-	m_FillModeCtrl->SetSelection( 0 );
-	m_MiddleBox->Add( m_FillModeCtrl, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
-	
 	m_staticTextSegmCnt = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Segments / 360 deg:"), wxDefaultPosition, wxDefaultSize, 0 );
 	m_staticTextSegmCnt->Wrap( -1 );
 	m_MiddleBox->Add( m_staticTextSegmCnt, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
@@ -216,50 +192,99 @@ DIALOG_COPPER_ZONE_BASE::DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID i
 	m_ArcApproximationOpt->SetSelection( 0 );
 	m_MiddleBox->Add( m_ArcApproximationOpt, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
 	
-	
-	m_ExportableSetupSizer->Add( m_MiddleBox, 0, wxEXPAND, 5 );
-	
-	wxBoxSizer* bSizerLowerRight;
-	bSizerLowerRight = new wxBoxSizer( wxVERTICAL );
-	
 	m_staticTextSlope = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Outline slope:"), wxDefaultPosition, wxDefaultSize, 0 );
 	m_staticTextSlope->Wrap( -1 );
-	bSizerLowerRight->Add( m_staticTextSlope, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
+	m_MiddleBox->Add( m_staticTextSlope, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
 	
 	wxString m_OrientEdgesOptChoices[] = { _("Arbitrary"), _("H, V, and 45 deg only") };
 	int m_OrientEdgesOptNChoices = sizeof( m_OrientEdgesOptChoices ) / sizeof( wxString );
 	m_OrientEdgesOpt = new wxChoice( m_ExportableSetupSizer->GetStaticBox(), ID_M_ORIENTEDGESOPT, wxDefaultPosition, wxDefaultSize, m_OrientEdgesOptNChoices, m_OrientEdgesOptChoices, 0 );
 	m_OrientEdgesOpt->SetSelection( 0 );
-	bSizerLowerRight->Add( m_OrientEdgesOpt, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
+	m_MiddleBox->Add( m_OrientEdgesOpt, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
 	
 	m_staticTextStyle = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Outline style:"), wxDefaultPosition, wxDefaultSize, 0 );
 	m_staticTextStyle->Wrap( -1 );
-	bSizerLowerRight->Add( m_staticTextStyle, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
+	m_MiddleBox->Add( m_staticTextStyle, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
 	
 	wxString m_OutlineAppearanceCtrlChoices[] = { _("Line"), _("Hatched"), _("Fully hatched") };
 	int m_OutlineAppearanceCtrlNChoices = sizeof( m_OutlineAppearanceCtrlChoices ) / sizeof( wxString );
 	m_OutlineAppearanceCtrl = new wxChoice( m_ExportableSetupSizer->GetStaticBox(), ID_M_OUTLINEAPPEARANCECTRL, wxDefaultPosition, wxDefaultSize, m_OutlineAppearanceCtrlNChoices, m_OutlineAppearanceCtrlChoices, 0 );
 	m_OutlineAppearanceCtrl->SetSelection( 0 );
-	bSizerLowerRight->Add( m_OutlineAppearanceCtrl, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
+	m_MiddleBox->Add( m_OutlineAppearanceCtrl, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
 	
-	m_bNoNetWarning = new wxBoxSizer( wxHORIZONTAL );
 	
-	m_bitmapNoNetWarning = new wxStaticBitmap( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, wxNullBitmap, wxDefaultPosition, wxDefaultSize, 0 );
-	m_bNoNetWarning->Add( m_bitmapNoNetWarning, 0, wxTOP|wxBOTTOM|wxLEFT, 8 );
+	m_ExportableSetupSizer->Add( m_MiddleBox, 1, wxEXPAND, 5 );
+	
+	wxBoxSizer* bSizerLowerRight;
+	bSizerLowerRight = new wxBoxSizer( wxVERTICAL );
+	
+	m_staticTextGridStyle = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Fill style:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridStyle->Wrap( -1 );
+	bSizerLowerRight->Add( m_staticTextGridStyle, 0, wxLEFT|wxRIGHT|wxTOP, 5 );
+	
+	wxString m_GridStyleCtrlChoices[] = { _("Solid shape"), _("Grid pattern") };
+	int m_GridStyleCtrlNChoices = sizeof( m_GridStyleCtrlChoices ) / sizeof( wxString );
+	m_GridStyleCtrl = new wxChoice( m_ExportableSetupSizer->GetStaticBox(), ID_M_FILLMODECTRL, wxDefaultPosition, wxDefaultSize, m_GridStyleCtrlNChoices, m_GridStyleCtrlChoices, 0 );
+	m_GridStyleCtrl->SetSelection( 0 );
+	bSizerLowerRight->Add( m_GridStyleCtrl, 0, wxBOTTOM|wxEXPAND|wxLEFT|wxRIGHT, 5 );
+	
+	m_staticTextGrindThickness = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Grid style: Orientation"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGrindThickness->Wrap( -1 );
+	bSizerLowerRight->Add( m_staticTextGrindThickness, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_tcGridStyleOrientation = new wxTextCtrl( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	bSizerLowerRight->Add( m_tcGridStyleOrientation, 0, wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND, 5 );
 	
-	m_staticText18 = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("No net will result\nin an unconnected \ncopper island."), wxDefaultPosition, wxDefaultSize, 0 );
-	m_staticText18->Wrap( -1 );
-	m_bNoNetWarning->Add( m_staticText18, 0, wxALL, 5 );
+	m_staticTextGrindThickness1 = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Grid style:line  thickness"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGrindThickness1->Wrap( -1 );
+	bSizerLowerRight->Add( m_staticTextGrindThickness1, 0, wxRIGHT|wxLEFT, 5 );
 	
+	m_tcGridStyleThickness = new wxTextCtrl( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	bSizerLowerRight->Add( m_tcGridStyleThickness, 0, wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND, 5 );
 	
-	bSizerLowerRight->Add( m_bNoNetWarning, 1, wxEXPAND|wxTOP, 25 );
+	m_staticTextStyleGap = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Grid style: line gap"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextStyleGap->Wrap( -1 );
+	bSizerLowerRight->Add( m_staticTextStyleGap, 0, wxRIGHT|wxLEFT, 5 );
 	
+	m_tcGridStyleGap = new wxTextCtrl( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	bSizerLowerRight->Add( m_tcGridStyleGap, 0, wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND, 5 );
 	
-	m_ExportableSetupSizer->Add( bSizerLowerRight, 0, wxEXPAND, 5 );
+	m_staticTextGridSmoothingLevel = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Smoothing effort:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridSmoothingLevel->Wrap( -1 );
+	m_staticTextGridSmoothingLevel->SetToolTip( _("Value of smoothing effort\n0 = no smooting\n1 = chamfer\n2 = round corners\n3 = round corners (finer shape)") );
+	
+	bSizerLowerRight->Add( m_staticTextGridSmoothingLevel, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_spinCtrlSmoothLevel = new wxSpinCtrl( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxSP_ARROW_KEYS, 0, 3, 0 );
+	bSizerLowerRight->Add( m_spinCtrlSmoothLevel, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	m_staticTextGridSmoothingValue = new wxStaticText( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, _("Smooth value (0 ... 1):"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridSmoothingValue->Wrap( -1 );
+	m_staticTextGridSmoothingValue->SetToolTip( _("Ratio between smoothed corners size and the gap between lines\n0 = no smoothing\n1.0 = max radius/chamfer size (half gap value)") );
+	
+	bSizerLowerRight->Add( m_staticTextGridSmoothingValue, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_spinCtrlSmoothValue = new wxSpinCtrlDouble( m_ExportableSetupSizer->GetStaticBox(), wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxSP_ARROW_KEYS, 0, 1, 0.000000, 0.1 );
+	bSizerLowerRight->Add( m_spinCtrlSmoothValue, 0, wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	
+	m_ExportableSetupSizer->Add( bSizerLowerRight, 1, wxEXPAND, 5 );
 	
 	
 	m_MainBoxSizer->Add( m_ExportableSetupSizer, 0, wxALL|wxEXPAND, 5 );
 	
+	m_bNoNetWarning = new wxBoxSizer( wxHORIZONTAL );
+	
+	m_bitmapNoNetWarning = new wxStaticBitmap( this, wxID_ANY, wxNullBitmap, wxDefaultPosition, wxDefaultSize, 0 );
+	m_bNoNetWarning->Add( m_bitmapNoNetWarning, 0, wxTOP|wxALIGN_CENTER_VERTICAL, 5 );
+	
+	m_staticTextWarning = new wxStaticText( this, wxID_ANY, _("No net will result in an unconnected copper island."), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextWarning->Wrap( -1 );
+	m_bNoNetWarning->Add( m_staticTextWarning, 0, wxALL|wxALIGN_CENTER_VERTICAL, 5 );
+	
+	
+	m_MainBoxSizer->Add( m_bNoNetWarning, 0, wxALIGN_CENTER_HORIZONTAL, 5 );
+	
 	wxBoxSizer* bSizerbottom;
 	bSizerbottom = new wxBoxSizer( wxHORIZONTAL );
 	
@@ -283,9 +308,38 @@ DIALOG_COPPER_ZONE_BASE::DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID i
 	
 	this->SetSizer( m_MainBoxSizer );
 	this->Layout();
-	m_MainBoxSizer->Fit( this );
+	
+	// Connect Events
+	this->Connect( wxEVT_CLOSE_WINDOW, wxCloseEventHandler( DIALOG_COPPER_ZONE_BASE::OnClose ) );
+	m_ListNetNameSelection->Connect( wxEVT_UPDATE_UI, wxUpdateUIEventHandler( DIALOG_COPPER_ZONE_BASE::OnUpdateUI ), NULL, this );
+	m_NetDisplayOption->Connect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnNetSortingOptionSelected ), NULL, this );
+	m_DoNotShowNetNameFilter->Connect( wxEVT_COMMAND_TEXT_ENTER, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnRunFiltersButtonClick ), NULL, this );
+	m_ShowNetNameFilter->Connect( wxEVT_COMMAND_TEXT_ENTER, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnRunFiltersButtonClick ), NULL, this );
+	m_buttonRunFilter->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnRunFiltersButtonClick ), NULL, this );
+	m_cornerSmoothingChoice->Connect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnCornerSmoothingModeChoice ), NULL, this );
+	m_PadInZoneOpt->Connect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnPadsInZoneClick ), NULL, this );
+	m_GridStyleCtrl->Connect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnStyleSelection ), NULL, this );
+	m_spinCtrlSmoothValue->Connect( wxEVT_UPDATE_UI, wxUpdateUIEventHandler( DIALOG_COPPER_ZONE_BASE::OnUpdateUISmootingValue ), NULL, this );
+	m_ExportSetupButton->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::ExportSetupToOtherCopperZones ), NULL, this );
+	m_sdbSizerCancel->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnButtonCancelClick ), NULL, this );
+	m_sdbSizerOK->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnButtonOkClick ), NULL, this );
 }
 
 DIALOG_COPPER_ZONE_BASE::~DIALOG_COPPER_ZONE_BASE()
 {
+	// Disconnect Events
+	this->Disconnect( wxEVT_CLOSE_WINDOW, wxCloseEventHandler( DIALOG_COPPER_ZONE_BASE::OnClose ) );
+	m_ListNetNameSelection->Disconnect( wxEVT_UPDATE_UI, wxUpdateUIEventHandler( DIALOG_COPPER_ZONE_BASE::OnUpdateUI ), NULL, this );
+	m_NetDisplayOption->Disconnect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnNetSortingOptionSelected ), NULL, this );
+	m_DoNotShowNetNameFilter->Disconnect( wxEVT_COMMAND_TEXT_ENTER, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnRunFiltersButtonClick ), NULL, this );
+	m_ShowNetNameFilter->Disconnect( wxEVT_COMMAND_TEXT_ENTER, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnRunFiltersButtonClick ), NULL, this );
+	m_buttonRunFilter->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnRunFiltersButtonClick ), NULL, this );
+	m_cornerSmoothingChoice->Disconnect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnCornerSmoothingModeChoice ), NULL, this );
+	m_PadInZoneOpt->Disconnect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnPadsInZoneClick ), NULL, this );
+	m_GridStyleCtrl->Disconnect( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnStyleSelection ), NULL, this );
+	m_spinCtrlSmoothValue->Disconnect( wxEVT_UPDATE_UI, wxUpdateUIEventHandler( DIALOG_COPPER_ZONE_BASE::OnUpdateUISmootingValue ), NULL, this );
+	m_ExportSetupButton->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::ExportSetupToOtherCopperZones ), NULL, this );
+	m_sdbSizerCancel->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnButtonCancelClick ), NULL, this );
+	m_sdbSizerOK->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_COPPER_ZONE_BASE::OnButtonOkClick ), NULL, this );
+	
 }
diff --git a/pcbnew/dialogs/dialog_copper_zones_base.fbp b/pcbnew/dialogs/dialog_copper_zones_base.fbp
index 3871abd..53df18c 100644
--- a/pcbnew/dialogs/dialog_copper_zones_base.fbp
+++ b/pcbnew/dialogs/dialog_copper_zones_base.fbp
@@ -10,7 +10,7 @@
         <property name="disconnect_python_events">0</property>
         <property name="embedded_files_path">res</property>
         <property name="encoding">UTF-8</property>
-        <property name="event_generation">table</property>
+        <property name="event_generation">connect</property>
         <property name="file">dialog_copper_zones_base</property>
         <property name="first_id">1000</property>
         <property name="help_provider">none</property>
@@ -24,7 +24,7 @@
         <property name="skip_php_events">1</property>
         <property name="skip_python_events">1</property>
         <property name="ui_table">UI</property>
-        <property name="use_enum">1</property>
+        <property name="use_enum">0</property>
         <property name="use_microsoft_bom">0</property>
         <object class="Dialog" expanded="1">
             <property name="aui_managed">0</property>
@@ -44,7 +44,7 @@
             <property name="minimum_size"></property>
             <property name="name">DIALOG_COPPER_ZONE_BASE</property>
             <property name="pos"></property>
-            <property name="size">-1,-1</property>
+            <property name="size">611,579</property>
             <property name="style">wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER</property>
             <property name="subclass">DIALOG_SHIM; dialog_shim.h</property>
             <property name="title">Copper Zone Properties</property>
@@ -1123,7 +1123,7 @@
                         <object class="sizeritem" expanded="1">
                             <property name="border">5</property>
                             <property name="flag">wxEXPAND</property>
-                            <property name="proportion">0</property>
+                            <property name="proportion">1</property>
                             <object class="wxBoxSizer" expanded="1">
                                 <property name="minimum_size"></property>
                                 <property name="name">bSizerSettings</property>
@@ -1827,7 +1827,7 @@
                         <object class="sizeritem" expanded="1">
                             <property name="border">5</property>
                             <property name="flag">wxEXPAND</property>
-                            <property name="proportion">0</property>
+                            <property name="proportion">1</property>
                             <object class="wxBoxSizer" expanded="1">
                                 <property name="minimum_size"></property>
                                 <property name="name">bSizerPadsConnection</property>
@@ -2372,7 +2372,7 @@
                         <object class="sizeritem" expanded="1">
                             <property name="border">5</property>
                             <property name="flag">wxEXPAND</property>
-                            <property name="proportion">0</property>
+                            <property name="proportion">1</property>
                             <object class="wxBoxSizer" expanded="1">
                                 <property name="minimum_size"></property>
                                 <property name="name">m_MiddleBox</property>
@@ -2581,7 +2581,7 @@
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
                                         <property name="id">wxID_ANY</property>
-                                        <property name="label">Fill mode:</property>
+                                        <property name="label">Segments / 360 deg:</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -2589,7 +2589,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_staticTextFillMode</property>
+                                        <property name="name">m_staticTextSegmCnt</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -2650,7 +2650,7 @@
                                         <property name="caption"></property>
                                         <property name="caption_visible">1</property>
                                         <property name="center_pane">0</property>
-                                        <property name="choices">&quot;Polygon&quot; &quot;Segment&quot;</property>
+                                        <property name="choices">&quot;16&quot; &quot;32&quot;</property>
                                         <property name="close_button">1</property>
                                         <property name="context_help"></property>
                                         <property name="context_menu">1</property>
@@ -2664,7 +2664,7 @@
                                         <property name="font"></property>
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
-                                        <property name="id">ID_M_FILLMODECTRL</property>
+                                        <property name="id">ID_M_ARCAPPROXIMATIONOPT</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -2672,7 +2672,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_FillModeCtrl</property>
+                                        <property name="name">m_ArcApproximationOpt</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -2752,7 +2752,7 @@
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
                                         <property name="id">wxID_ANY</property>
-                                        <property name="label">Segments / 360 deg:</property>
+                                        <property name="label">Outline slope:</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -2760,7 +2760,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_staticTextSegmCnt</property>
+                                        <property name="name">m_staticTextSlope</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -2821,7 +2821,7 @@
                                         <property name="caption"></property>
                                         <property name="caption_visible">1</property>
                                         <property name="center_pane">0</property>
-                                        <property name="choices">&quot;16&quot; &quot;32&quot;</property>
+                                        <property name="choices">&quot;Arbitrary&quot; &quot;H, V, and 45 deg only&quot;</property>
                                         <property name="close_button">1</property>
                                         <property name="context_help"></property>
                                         <property name="context_menu">1</property>
@@ -2835,7 +2835,7 @@
                                         <property name="font"></property>
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
-                                        <property name="id">ID_M_ARCAPPROXIMATIONOPT</property>
+                                        <property name="id">ID_M_ORIENTEDGESOPT</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -2843,7 +2843,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_ArcApproximationOpt</property>
+                                        <property name="name">m_OrientEdgesOpt</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -2891,17 +2891,6 @@
                                         <event name="OnUpdateUI"></event>
                                     </object>
                                 </object>
-                            </object>
-                        </object>
-                        <object class="sizeritem" expanded="1">
-                            <property name="border">5</property>
-                            <property name="flag">wxEXPAND</property>
-                            <property name="proportion">0</property>
-                            <object class="wxBoxSizer" expanded="1">
-                                <property name="minimum_size"></property>
-                                <property name="name">bSizerLowerRight</property>
-                                <property name="orient">wxVERTICAL</property>
-                                <property name="permission">none</property>
                                 <object class="sizeritem" expanded="0">
                                     <property name="border">5</property>
                                     <property name="flag">wxLEFT|wxRIGHT|wxTOP</property>
@@ -2934,7 +2923,7 @@
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
                                         <property name="id">wxID_ANY</property>
-                                        <property name="label">Outline slope:</property>
+                                        <property name="label">Outline style:</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -2942,7 +2931,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_staticTextSlope</property>
+                                        <property name="name">m_staticTextStyle</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -3003,7 +2992,7 @@
                                         <property name="caption"></property>
                                         <property name="caption_visible">1</property>
                                         <property name="center_pane">0</property>
-                                        <property name="choices">&quot;Arbitrary&quot; &quot;H, V, and 45 deg only&quot;</property>
+                                        <property name="choices">&quot;Line&quot; &quot;Hatched&quot; &quot;Fully hatched&quot;</property>
                                         <property name="close_button">1</property>
                                         <property name="context_help"></property>
                                         <property name="context_menu">1</property>
@@ -3017,7 +3006,7 @@
                                         <property name="font"></property>
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
-                                        <property name="id">ID_M_ORIENTEDGESOPT</property>
+                                        <property name="id">ID_M_OUTLINEAPPEARANCECTRL</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -3025,7 +3014,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_OrientEdgesOpt</property>
+                                        <property name="name">m_OutlineAppearanceCtrl</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -3073,6 +3062,17 @@
                                         <event name="OnUpdateUI"></event>
                                     </object>
                                 </object>
+                            </object>
+                        </object>
+                        <object class="sizeritem" expanded="1">
+                            <property name="border">5</property>
+                            <property name="flag">wxEXPAND</property>
+                            <property name="proportion">1</property>
+                            <object class="wxBoxSizer" expanded="1">
+                                <property name="minimum_size"></property>
+                                <property name="name">bSizerLowerRight</property>
+                                <property name="orient">wxVERTICAL</property>
+                                <property name="permission">none</property>
                                 <object class="sizeritem" expanded="0">
                                     <property name="border">5</property>
                                     <property name="flag">wxLEFT|wxRIGHT|wxTOP</property>
@@ -3105,7 +3105,7 @@
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
                                         <property name="id">wxID_ANY</property>
-                                        <property name="label">Outline style:</property>
+                                        <property name="label">Fill style:</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -3113,7 +3113,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_staticTextStyle</property>
+                                        <property name="name">m_staticTextGridStyle</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -3174,7 +3174,7 @@
                                         <property name="caption"></property>
                                         <property name="caption_visible">1</property>
                                         <property name="center_pane">0</property>
-                                        <property name="choices">&quot;Line&quot; &quot;Hatched&quot; &quot;Fully hatched&quot;</property>
+                                        <property name="choices">&quot;Solid shape&quot; &quot;Grid pattern&quot;</property>
                                         <property name="close_button">1</property>
                                         <property name="context_help"></property>
                                         <property name="context_menu">1</property>
@@ -3188,7 +3188,7 @@
                                         <property name="font"></property>
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
-                                        <property name="id">ID_M_OUTLINEAPPEARANCECTRL</property>
+                                        <property name="id">ID_M_FILLMODECTRL</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -3196,7 +3196,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_OutlineAppearanceCtrl</property>
+                                        <property name="name">m_GridStyleCtrl</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -3219,7 +3219,7 @@
                                         <property name="window_name"></property>
                                         <property name="window_style"></property>
                                         <event name="OnChar"></event>
-                                        <event name="OnChoice"></event>
+                                        <event name="OnChoice">OnStyleSelection</event>
                                         <event name="OnEnterWindow"></event>
                                         <event name="OnEraseBackground"></event>
                                         <event name="OnKeyDown"></event>
@@ -3245,180 +3245,1043 @@
                                     </object>
                                 </object>
                                 <object class="sizeritem" expanded="1">
-                                    <property name="border">25</property>
-                                    <property name="flag">wxEXPAND|wxTOP</property>
-                                    <property name="proportion">1</property>
-                                    <object class="wxBoxSizer" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Grid style: Orientation</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
-                                        <property name="name">m_bNoNetWarning</property>
-                                        <property name="orient">wxHORIZONTAL</property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGrindThickness</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
                                         <property name="permission">protected</property>
-                                        <object class="sizeritem" expanded="1">
-                                            <property name="border">8</property>
-                                            <property name="flag">wxTOP|wxBOTTOM|wxLEFT</property>
-                                            <property name="proportion">0</property>
-                                            <object class="wxStaticBitmap" expanded="1">
-                                                <property name="BottomDockable">1</property>
-                                                <property name="LeftDockable">1</property>
-                                                <property name="RightDockable">1</property>
-                                                <property name="TopDockable">1</property>
-                                                <property name="aui_layer"></property>
-                                                <property name="aui_name"></property>
-                                                <property name="aui_position"></property>
-                                                <property name="aui_row"></property>
-                                                <property name="best_size"></property>
-                                                <property name="bg"></property>
-                                                <property name="bitmap"></property>
-                                                <property name="caption"></property>
-                                                <property name="caption_visible">1</property>
-                                                <property name="center_pane">0</property>
-                                                <property name="close_button">1</property>
-                                                <property name="context_help"></property>
-                                                <property name="context_menu">1</property>
-                                                <property name="default_pane">0</property>
-                                                <property name="dock">Dock</property>
-                                                <property name="dock_fixed">0</property>
-                                                <property name="docking">Left</property>
-                                                <property name="enabled">1</property>
-                                                <property name="fg"></property>
-                                                <property name="floatable">1</property>
-                                                <property name="font"></property>
-                                                <property name="gripper">0</property>
-                                                <property name="hidden">0</property>
-                                                <property name="id">wxID_ANY</property>
-                                                <property name="max_size"></property>
-                                                <property name="maximize_button">0</property>
-                                                <property name="maximum_size"></property>
-                                                <property name="min_size"></property>
-                                                <property name="minimize_button">0</property>
-                                                <property name="minimum_size"></property>
-                                                <property name="moveable">1</property>
-                                                <property name="name">m_bitmapNoNetWarning</property>
-                                                <property name="pane_border">1</property>
-                                                <property name="pane_position"></property>
-                                                <property name="pane_size"></property>
-                                                <property name="permission">protected</property>
-                                                <property name="pin_button">1</property>
-                                                <property name="pos"></property>
-                                                <property name="resize">Resizable</property>
-                                                <property name="show">1</property>
-                                                <property name="size"></property>
-                                                <property name="subclass">; forward_declare</property>
-                                                <property name="toolbar_pane">0</property>
-                                                <property name="tooltip"></property>
-                                                <property name="window_extra_style"></property>
-                                                <property name="window_name"></property>
-                                                <property name="window_style"></property>
-                                                <event name="OnChar"></event>
-                                                <event name="OnEnterWindow"></event>
-                                                <event name="OnEraseBackground"></event>
-                                                <event name="OnKeyDown"></event>
-                                                <event name="OnKeyUp"></event>
-                                                <event name="OnKillFocus"></event>
-                                                <event name="OnLeaveWindow"></event>
-                                                <event name="OnLeftDClick"></event>
-                                                <event name="OnLeftDown"></event>
-                                                <event name="OnLeftUp"></event>
-                                                <event name="OnMiddleDClick"></event>
-                                                <event name="OnMiddleDown"></event>
-                                                <event name="OnMiddleUp"></event>
-                                                <event name="OnMotion"></event>
-                                                <event name="OnMouseEvents"></event>
-                                                <event name="OnMouseWheel"></event>
-                                                <event name="OnPaint"></event>
-                                                <event name="OnRightDClick"></event>
-                                                <event name="OnRightDown"></event>
-                                                <event name="OnRightUp"></event>
-                                                <event name="OnSetFocus"></event>
-                                                <event name="OnSize"></event>
-                                                <event name="OnUpdateUI"></event>
-                                            </object>
-                                        </object>
-                                        <object class="sizeritem" expanded="1">
-                                            <property name="border">5</property>
-                                            <property name="flag">wxALL</property>
-                                            <property name="proportion">0</property>
-                                            <object class="wxStaticText" expanded="1">
-                                                <property name="BottomDockable">1</property>
-                                                <property name="LeftDockable">1</property>
-                                                <property name="RightDockable">1</property>
-                                                <property name="TopDockable">1</property>
-                                                <property name="aui_layer"></property>
-                                                <property name="aui_name"></property>
-                                                <property name="aui_position"></property>
-                                                <property name="aui_row"></property>
-                                                <property name="best_size"></property>
-                                                <property name="bg"></property>
-                                                <property name="caption"></property>
-                                                <property name="caption_visible">1</property>
-                                                <property name="center_pane">0</property>
-                                                <property name="close_button">1</property>
-                                                <property name="context_help"></property>
-                                                <property name="context_menu">1</property>
-                                                <property name="default_pane">0</property>
-                                                <property name="dock">Dock</property>
-                                                <property name="dock_fixed">0</property>
-                                                <property name="docking">Left</property>
-                                                <property name="enabled">1</property>
-                                                <property name="fg"></property>
-                                                <property name="floatable">1</property>
-                                                <property name="font"></property>
-                                                <property name="gripper">0</property>
-                                                <property name="hidden">0</property>
-                                                <property name="id">wxID_ANY</property>
-                                                <property name="label">No net will result&#x0A;in an unconnected &#x0A;copper island.</property>
-                                                <property name="max_size"></property>
-                                                <property name="maximize_button">0</property>
-                                                <property name="maximum_size"></property>
-                                                <property name="min_size"></property>
-                                                <property name="minimize_button">0</property>
-                                                <property name="minimum_size"></property>
-                                                <property name="moveable">1</property>
-                                                <property name="name">m_staticText18</property>
-                                                <property name="pane_border">1</property>
-                                                <property name="pane_position"></property>
-                                                <property name="pane_size"></property>
-                                                <property name="permission">protected</property>
-                                                <property name="pin_button">1</property>
-                                                <property name="pos"></property>
-                                                <property name="resize">Resizable</property>
-                                                <property name="show">1</property>
-                                                <property name="size"></property>
-                                                <property name="style"></property>
-                                                <property name="subclass">; forward_declare</property>
-                                                <property name="toolbar_pane">0</property>
-                                                <property name="tooltip"></property>
-                                                <property name="window_extra_style"></property>
-                                                <property name="window_name"></property>
-                                                <property name="window_style"></property>
-                                                <property name="wrap">-1</property>
-                                                <event name="OnChar"></event>
-                                                <event name="OnEnterWindow"></event>
-                                                <event name="OnEraseBackground"></event>
-                                                <event name="OnKeyDown"></event>
-                                                <event name="OnKeyUp"></event>
-                                                <event name="OnKillFocus"></event>
-                                                <event name="OnLeaveWindow"></event>
-                                                <event name="OnLeftDClick"></event>
-                                                <event name="OnLeftDown"></event>
-                                                <event name="OnLeftUp"></event>
-                                                <event name="OnMiddleDClick"></event>
-                                                <event name="OnMiddleDown"></event>
-                                                <event name="OnMiddleUp"></event>
-                                                <event name="OnMotion"></event>
-                                                <event name="OnMouseEvents"></event>
-                                                <event name="OnMouseWheel"></event>
-                                                <event name="OnPaint"></event>
-                                                <event name="OnRightDClick"></event>
-                                                <event name="OnRightDown"></event>
-                                                <event name="OnRightUp"></event>
-                                                <event name="OnSetFocus"></event>
-                                                <event name="OnSize"></event>
-                                                <event name="OnUpdateUI"></event>
-                                            </object>
-                                        </object>
-                                    </object>
-                                </object>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxTextCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="maxlength"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_tcGridStyleOrientation</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="validator_data_type"></property>
+                                        <property name="validator_style">wxFILTER_NONE</property>
+                                        <property name="validator_type">wxDefaultValidator</property>
+                                        <property name="validator_variable"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnTextMaxLen"></event>
+                                        <event name="OnTextURL"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Grid style:line  thickness</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGrindThickness1</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxTextCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="maxlength"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_tcGridStyleThickness</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="validator_data_type"></property>
+                                        <property name="validator_style">wxFILTER_NONE</property>
+                                        <property name="validator_type">wxDefaultValidator</property>
+                                        <property name="validator_variable"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnTextMaxLen"></event>
+                                        <event name="OnTextURL"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Grid style: line gap</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextStyleGap</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxTextCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="maxlength"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_tcGridStyleGap</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="validator_data_type"></property>
+                                        <property name="validator_style">wxFILTER_NONE</property>
+                                        <property name="validator_type">wxDefaultValidator</property>
+                                        <property name="validator_variable"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnTextMaxLen"></event>
+                                        <event name="OnTextURL"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Smoothing effort:</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGridSmoothingLevel</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">Value of smoothing effort&#x0A;0 = no smooting&#x0A;1 = chamfer&#x0A;2 = round corners&#x0A;3 = round corners (finer shape)</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxSpinCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="initial">0</property>
+                                        <property name="max">3</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min">0</property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_spinCtrlSmoothLevel</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style">wxSP_ARROW_KEYS</property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnSpinCtrl"></event>
+                                        <event name="OnSpinCtrlText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Smooth value (0 ... 1):</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGridSmoothingValue</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">Ratio between smoothed corners size and the gap between lines&#x0A;0 = no smoothing&#x0A;1.0 = max radius/chamfer size (half gap value)</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxSpinCtrlDouble" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="inc">0.1</property>
+                                        <property name="initial">0.000000</property>
+                                        <property name="max">1</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min">0</property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_spinCtrlSmoothValue</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style">wxSP_ARROW_KEYS</property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnSpinCtrlDouble"></event>
+                                        <event name="OnUpdateUI">OnUpdateUISmootingValue</event>
+                                    </object>
+                                </object>
+                            </object>
+                        </object>
+                    </object>
+                </object>
+                <object class="sizeritem" expanded="1">
+                    <property name="border">5</property>
+                    <property name="flag">wxALIGN_CENTER_HORIZONTAL</property>
+                    <property name="proportion">0</property>
+                    <object class="wxBoxSizer" expanded="1">
+                        <property name="minimum_size"></property>
+                        <property name="name">m_bNoNetWarning</property>
+                        <property name="orient">wxHORIZONTAL</property>
+                        <property name="permission">protected</property>
+                        <object class="sizeritem" expanded="1">
+                            <property name="border">5</property>
+                            <property name="flag">wxTOP|wxALIGN_CENTER_VERTICAL</property>
+                            <property name="proportion">0</property>
+                            <object class="wxStaticBitmap" expanded="1">
+                                <property name="BottomDockable">1</property>
+                                <property name="LeftDockable">1</property>
+                                <property name="RightDockable">1</property>
+                                <property name="TopDockable">1</property>
+                                <property name="aui_layer"></property>
+                                <property name="aui_name"></property>
+                                <property name="aui_position"></property>
+                                <property name="aui_row"></property>
+                                <property name="best_size"></property>
+                                <property name="bg"></property>
+                                <property name="bitmap">Load From File; </property>
+                                <property name="caption"></property>
+                                <property name="caption_visible">1</property>
+                                <property name="center_pane">0</property>
+                                <property name="close_button">1</property>
+                                <property name="context_help"></property>
+                                <property name="context_menu">1</property>
+                                <property name="default_pane">0</property>
+                                <property name="dock">Dock</property>
+                                <property name="dock_fixed">0</property>
+                                <property name="docking">Left</property>
+                                <property name="enabled">1</property>
+                                <property name="fg"></property>
+                                <property name="floatable">1</property>
+                                <property name="font"></property>
+                                <property name="gripper">0</property>
+                                <property name="hidden">0</property>
+                                <property name="id">wxID_ANY</property>
+                                <property name="max_size"></property>
+                                <property name="maximize_button">0</property>
+                                <property name="maximum_size"></property>
+                                <property name="min_size"></property>
+                                <property name="minimize_button">0</property>
+                                <property name="minimum_size"></property>
+                                <property name="moveable">1</property>
+                                <property name="name">m_bitmapNoNetWarning</property>
+                                <property name="pane_border">1</property>
+                                <property name="pane_position"></property>
+                                <property name="pane_size"></property>
+                                <property name="permission">protected</property>
+                                <property name="pin_button">1</property>
+                                <property name="pos"></property>
+                                <property name="resize">Resizable</property>
+                                <property name="show">1</property>
+                                <property name="size"></property>
+                                <property name="subclass">; forward_declare</property>
+                                <property name="toolbar_pane">0</property>
+                                <property name="tooltip"></property>
+                                <property name="window_extra_style"></property>
+                                <property name="window_name"></property>
+                                <property name="window_style"></property>
+                                <event name="OnChar"></event>
+                                <event name="OnEnterWindow"></event>
+                                <event name="OnEraseBackground"></event>
+                                <event name="OnKeyDown"></event>
+                                <event name="OnKeyUp"></event>
+                                <event name="OnKillFocus"></event>
+                                <event name="OnLeaveWindow"></event>
+                                <event name="OnLeftDClick"></event>
+                                <event name="OnLeftDown"></event>
+                                <event name="OnLeftUp"></event>
+                                <event name="OnMiddleDClick"></event>
+                                <event name="OnMiddleDown"></event>
+                                <event name="OnMiddleUp"></event>
+                                <event name="OnMotion"></event>
+                                <event name="OnMouseEvents"></event>
+                                <event name="OnMouseWheel"></event>
+                                <event name="OnPaint"></event>
+                                <event name="OnRightDClick"></event>
+                                <event name="OnRightDown"></event>
+                                <event name="OnRightUp"></event>
+                                <event name="OnSetFocus"></event>
+                                <event name="OnSize"></event>
+                                <event name="OnUpdateUI"></event>
+                            </object>
+                        </object>
+                        <object class="sizeritem" expanded="1">
+                            <property name="border">5</property>
+                            <property name="flag">wxALL|wxALIGN_CENTER_VERTICAL</property>
+                            <property name="proportion">0</property>
+                            <object class="wxStaticText" expanded="1">
+                                <property name="BottomDockable">1</property>
+                                <property name="LeftDockable">1</property>
+                                <property name="RightDockable">1</property>
+                                <property name="TopDockable">1</property>
+                                <property name="aui_layer"></property>
+                                <property name="aui_name"></property>
+                                <property name="aui_position"></property>
+                                <property name="aui_row"></property>
+                                <property name="best_size"></property>
+                                <property name="bg"></property>
+                                <property name="caption"></property>
+                                <property name="caption_visible">1</property>
+                                <property name="center_pane">0</property>
+                                <property name="close_button">1</property>
+                                <property name="context_help"></property>
+                                <property name="context_menu">1</property>
+                                <property name="default_pane">0</property>
+                                <property name="dock">Dock</property>
+                                <property name="dock_fixed">0</property>
+                                <property name="docking">Left</property>
+                                <property name="enabled">1</property>
+                                <property name="fg"></property>
+                                <property name="floatable">1</property>
+                                <property name="font"></property>
+                                <property name="gripper">0</property>
+                                <property name="hidden">0</property>
+                                <property name="id">wxID_ANY</property>
+                                <property name="label">No net will result in an unconnected copper island.</property>
+                                <property name="max_size"></property>
+                                <property name="maximize_button">0</property>
+                                <property name="maximum_size"></property>
+                                <property name="min_size"></property>
+                                <property name="minimize_button">0</property>
+                                <property name="minimum_size"></property>
+                                <property name="moveable">1</property>
+                                <property name="name">m_staticTextWarning</property>
+                                <property name="pane_border">1</property>
+                                <property name="pane_position"></property>
+                                <property name="pane_size"></property>
+                                <property name="permission">protected</property>
+                                <property name="pin_button">1</property>
+                                <property name="pos"></property>
+                                <property name="resize">Resizable</property>
+                                <property name="show">1</property>
+                                <property name="size"></property>
+                                <property name="style"></property>
+                                <property name="subclass">; forward_declare</property>
+                                <property name="toolbar_pane">0</property>
+                                <property name="tooltip"></property>
+                                <property name="window_extra_style"></property>
+                                <property name="window_name"></property>
+                                <property name="window_style"></property>
+                                <property name="wrap">-1</property>
+                                <event name="OnChar"></event>
+                                <event name="OnEnterWindow"></event>
+                                <event name="OnEraseBackground"></event>
+                                <event name="OnKeyDown"></event>
+                                <event name="OnKeyUp"></event>
+                                <event name="OnKillFocus"></event>
+                                <event name="OnLeaveWindow"></event>
+                                <event name="OnLeftDClick"></event>
+                                <event name="OnLeftDown"></event>
+                                <event name="OnLeftUp"></event>
+                                <event name="OnMiddleDClick"></event>
+                                <event name="OnMiddleDown"></event>
+                                <event name="OnMiddleUp"></event>
+                                <event name="OnMotion"></event>
+                                <event name="OnMouseEvents"></event>
+                                <event name="OnMouseWheel"></event>
+                                <event name="OnPaint"></event>
+                                <event name="OnRightDClick"></event>
+                                <event name="OnRightDown"></event>
+                                <event name="OnRightUp"></event>
+                                <event name="OnSetFocus"></event>
+                                <event name="OnSize"></event>
+                                <event name="OnUpdateUI"></event>
                             </object>
                         </object>
                     </object>
diff --git a/pcbnew/dialogs/dialog_copper_zones_base.h b/pcbnew/dialogs/dialog_copper_zones_base.h
index ed761d7..6c5c73d 100644
--- a/pcbnew/dialogs/dialog_copper_zones_base.h
+++ b/pcbnew/dialogs/dialog_copper_zones_base.h
@@ -1,8 +1,8 @@
 ///////////////////////////////////////////////////////////////////////////
-// C++ code generated with wxFormBuilder (version Dec 30 2017)
+// C++ code generated with wxFormBuilder (version Jul  2 2017)
 // http://www.wxformbuilder.org/
 //
-// PLEASE DO *NOT* EDIT THIS FILE!
+// PLEASE DO "NOT" EDIT THIS FILE!
 ///////////////////////////////////////////////////////////////////////////
 
 #ifndef __DIALOG_COPPER_ZONES_BASE_H__
@@ -11,7 +11,9 @@
 #include <wx/artprov.h>
 #include <wx/xrc/xmlres.h>
 #include <wx/intl.h>
+class DIALOG_SHIM;
 class TEXT_CTRL_EVAL;
+class wxListView;
 
 #include "dialog_shim.h"
 #include <wx/string.h>
@@ -36,47 +38,31 @@ class TEXT_CTRL_EVAL;
 
 ///////////////////////////////////////////////////////////////////////////
 
+#define ID_DIALOG_COPPER_ZONE_BASE 1000
+#define ID_NETNAME_SELECTION 1001
+#define ID_M_NETDISPLAYOPTION 1002
+#define ID_TEXTCTRL_NETNAMES_FILTER 1003
+#define wxID_APPLY_FILTERS 1004
+#define ID_CORNER_SMOOTHING 1005
+#define ID_M_CORNERSMOOTHINGCTRL 1006
+#define ID_M_PADINZONEOPT 1007
+#define wxID_ANTIPAD_SIZE 1008
+#define wxID_COPPER_BRIDGE_VALUE 1009
+#define ID_M_PRIORITYLEVELCTRL 1010
+#define ID_M_ARCAPPROXIMATIONOPT 1011
+#define ID_M_ORIENTEDGESOPT 1012
+#define ID_M_OUTLINEAPPEARANCECTRL 1013
+#define ID_M_FILLMODECTRL 1014
+#define wxID_BUTTON_EXPORT 1015
+
 ///////////////////////////////////////////////////////////////////////////////
 /// Class DIALOG_COPPER_ZONE_BASE
 ///////////////////////////////////////////////////////////////////////////////
 class DIALOG_COPPER_ZONE_BASE : public DIALOG_SHIM
 {
-	DECLARE_EVENT_TABLE()
 	private:
-		
-		// Private event handlers
-		void _wxFB_OnClose( wxCloseEvent& event ){ OnClose( event ); }
-		void _wxFB_OnUpdateUI( wxUpdateUIEvent& event ){ OnUpdateUI( event ); }
-		void _wxFB_OnNetSortingOptionSelected( wxCommandEvent& event ){ OnNetSortingOptionSelected( event ); }
-		void _wxFB_OnRunFiltersButtonClick( wxCommandEvent& event ){ OnRunFiltersButtonClick( event ); }
-		void _wxFB_OnCornerSmoothingModeChoice( wxCommandEvent& event ){ OnCornerSmoothingModeChoice( event ); }
-		void _wxFB_OnPadsInZoneClick( wxCommandEvent& event ){ OnPadsInZoneClick( event ); }
-		void _wxFB_ExportSetupToOtherCopperZones( wxCommandEvent& event ){ ExportSetupToOtherCopperZones( event ); }
-		void _wxFB_OnButtonCancelClick( wxCommandEvent& event ){ OnButtonCancelClick( event ); }
-		void _wxFB_OnButtonOkClick( wxCommandEvent& event ){ OnButtonOkClick( event ); }
-		
 	
 	protected:
-		enum
-		{
-			ID_DIALOG_COPPER_ZONE_BASE = 1000,
-			ID_NETNAME_SELECTION,
-			ID_M_NETDISPLAYOPTION,
-			ID_TEXTCTRL_NETNAMES_FILTER,
-			wxID_APPLY_FILTERS,
-			ID_CORNER_SMOOTHING,
-			ID_M_CORNERSMOOTHINGCTRL,
-			ID_M_PADINZONEOPT,
-			wxID_ANTIPAD_SIZE,
-			wxID_COPPER_BRIDGE_VALUE,
-			ID_M_PRIORITYLEVELCTRL,
-			ID_M_FILLMODECTRL,
-			ID_M_ARCAPPROXIMATIONOPT,
-			ID_M_ORIENTEDGESOPT,
-			ID_M_OUTLINEAPPEARANCECTRL,
-			wxID_BUTTON_EXPORT
-		};
-		
 		wxBoxSizer* m_MainBoxSizer;
 		wxStaticText* m_staticTextLayers;
 		wxListView* m_LayerSelectionCtrl;
@@ -105,17 +91,27 @@ class DIALOG_COPPER_ZONE_BASE : public DIALOG_SHIM
 		TEXT_CTRL_EVAL* m_CopperWidthValue;
 		wxStaticText* m_staticTextPriorityLevel;
 		wxSpinCtrl* m_PriorityLevelCtrl;
-		wxStaticText* m_staticTextFillMode;
-		wxChoice* m_FillModeCtrl;
 		wxStaticText* m_staticTextSegmCnt;
 		wxChoice* m_ArcApproximationOpt;
 		wxStaticText* m_staticTextSlope;
 		wxChoice* m_OrientEdgesOpt;
 		wxStaticText* m_staticTextStyle;
 		wxChoice* m_OutlineAppearanceCtrl;
+		wxStaticText* m_staticTextGridStyle;
+		wxChoice* m_GridStyleCtrl;
+		wxStaticText* m_staticTextGrindThickness;
+		wxTextCtrl* m_tcGridStyleOrientation;
+		wxStaticText* m_staticTextGrindThickness1;
+		wxTextCtrl* m_tcGridStyleThickness;
+		wxStaticText* m_staticTextStyleGap;
+		wxTextCtrl* m_tcGridStyleGap;
+		wxStaticText* m_staticTextGridSmoothingLevel;
+		wxSpinCtrl* m_spinCtrlSmoothLevel;
+		wxStaticText* m_staticTextGridSmoothingValue;
+		wxSpinCtrlDouble* m_spinCtrlSmoothValue;
 		wxBoxSizer* m_bNoNetWarning;
 		wxStaticBitmap* m_bitmapNoNetWarning;
-		wxStaticText* m_staticText18;
+		wxStaticText* m_staticTextWarning;
 		wxButton* m_ExportSetupButton;
 		wxStdDialogButtonSizer* m_sdbSizer;
 		wxButton* m_sdbSizerOK;
@@ -128,6 +124,8 @@ class DIALOG_COPPER_ZONE_BASE : public DIALOG_SHIM
 		virtual void OnRunFiltersButtonClick( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnCornerSmoothingModeChoice( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnPadsInZoneClick( wxCommandEvent& event ) { event.Skip(); }
+		virtual void OnStyleSelection( wxCommandEvent& event ) { event.Skip(); }
+		virtual void OnUpdateUISmootingValue( wxUpdateUIEvent& event ) { event.Skip(); }
 		virtual void ExportSetupToOtherCopperZones( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnButtonCancelClick( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnButtonOkClick( wxCommandEvent& event ) { event.Skip(); }
@@ -135,7 +133,7 @@ class DIALOG_COPPER_ZONE_BASE : public DIALOG_SHIM
 	
 	public:
 		
-		DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID id = ID_DIALOG_COPPER_ZONE_BASE, const wxString& title = _("Copper Zone Properties"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( -1,-1 ), long style = wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER ); 
+		DIALOG_COPPER_ZONE_BASE( wxWindow* parent, wxWindowID id = ID_DIALOG_COPPER_ZONE_BASE, const wxString& title = _("Copper Zone Properties"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( 611,579 ), long style = wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER ); 
 		~DIALOG_COPPER_ZONE_BASE();
 	
 };
diff --git a/pcbnew/dialogs/dialog_non_copper_zones_properties.cpp b/pcbnew/dialogs/dialog_non_copper_zones_properties.cpp
index 2f28693..73a22ed 100644
--- a/pcbnew/dialogs/dialog_non_copper_zones_properties.cpp
+++ b/pcbnew/dialogs/dialog_non_copper_zones_properties.cpp
@@ -4,9 +4,9 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2014 Jean-Pierre Charras, jp.charras at wanadoo.fr
+ * Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
  * Copyright (C) 2014 SoftPLC Corporation, Dick Hollenbeck <dick@xxxxxxxxxxx>
- * Copyright (C) 1992-2014 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 1992-2018 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -59,8 +59,15 @@ private:
     ZONE_SETTINGS*  m_ptr;
     ZONE_SETTINGS   m_settings;     // working copy of zone settings
 
+    void OnStyleSelection( wxCommandEvent& event ) override;
     void OnOkClick( wxCommandEvent& event ) override;
     void OnCancelClick( wxCommandEvent& event ) override;
+
+	void onUpdateUISmoothValue( wxUpdateUIEvent& event ) override
+    {
+        m_spinCtrlSmoothValue->Enable( m_GridStyleCtrl->GetSelection() >= 1 &&
+                                          m_spinCtrlSmoothLevel->GetValue() > 0 );
+    }
     void Init();
 
 public:
@@ -81,7 +88,6 @@ ZONE_EDIT_T InvokeNonCopperZonesEditor( PCB_BASE_FRAME* aParent,
                                         ZONE_CONTAINER* aZone, ZONE_SETTINGS* aSettings )
 {
     DIALOG_NON_COPPER_ZONES_EDITOR  dlg( aParent, aZone, aSettings );
-
     ZONE_EDIT_T result = ZONE_EDIT_T( dlg.ShowModal() );
 
     return result;
@@ -119,6 +125,25 @@ void DIALOG_NON_COPPER_ZONES_EDITOR::Init()
     if( m_settings.m_Zone_45_Only )
         m_OrientEdgesOpt->SetSelection( 1 );
 
+    switch( m_settings.m_FillMode )
+    {
+    case ZFM_GRID_PATTERN:
+        m_GridStyleCtrl->SetSelection( 1 ); break;
+    default:
+        m_GridStyleCtrl->SetSelection( 0 ); break;
+    }
+
+    msg.Printf( "%f", m_settings.m_GridPatternOrientation );
+    m_tcGridStyleOrientation->SetValue( msg );
+    msg = StringFromValue( g_UserUnit, m_settings.m_GridPatternThickness );
+    m_tcGridStyleThickness->SetValue( msg );
+    msg = StringFromValue( g_UserUnit, m_settings.m_GridPatternGap );
+    m_tcGridStyleGap->SetValue( msg );
+
+    m_spinCtrlSmoothLevel->SetValue( m_settings.m_GridPatternSmoothingLevel );
+    msg.Printf( "%f", m_settings.m_GridPatternSmoothingValue );
+    m_spinCtrlSmoothValue->SetValue( msg );
+
     switch( m_settings.m_Zone_HatchingStyle )
     {
     case ZONE_CONTAINER::NO_HATCH:
@@ -172,10 +197,14 @@ void DIALOG_NON_COPPER_ZONES_EDITOR::Init()
         ctrlWidth = std::max( ctrlWidth, tsize.x );
     }
 
+    // Enable/Disable some widgets
+    wxCommandEvent event;
+    OnStyleSelection( event );
+
     // The most easy way to ensure the right size is to use wxLIST_AUTOSIZE
     // unfortunately this option does not work well both on
-    // wxWidgets 2.8 ( column witdth too small), and
-    // wxWidgets 2.9 ( column witdth too large)
+    // wxWidgets 2.8 ( column width too small), and
+    // wxWidgets 2.9 ( column width too large)
     ctrlWidth += LAYER_BITMAP_SIZE_X + 25;      // Add bitmap width + margin between bitmap and text
     m_LayerSelectionCtrl->SetColumnWidth( 0, ctrlWidth );
 
@@ -185,6 +214,16 @@ void DIALOG_NON_COPPER_ZONES_EDITOR::Init()
 }
 
 
+void DIALOG_NON_COPPER_ZONES_EDITOR::OnStyleSelection( wxCommandEvent& event )
+{
+    bool enable = m_GridStyleCtrl->GetSelection() >= 1;
+    m_tcGridStyleThickness->Enable( enable );
+    m_tcGridStyleGap->Enable( enable );
+    m_tcGridStyleOrientation->Enable( enable );
+    m_spinCtrlSmoothLevel->Enable( enable );
+}
+
+
 void DIALOG_NON_COPPER_ZONES_EDITOR::OnOkClick( wxCommandEvent& event )
 {
     wxString txtvalue = m_ZoneMinThicknessCtrl->GetValue();
@@ -198,7 +237,28 @@ void DIALOG_NON_COPPER_ZONES_EDITOR::OnOkClick( wxCommandEvent& event )
         return;
     }
 
-    m_settings.m_FillMode = ZFM_POLYGONS;  // Use always polygon fill mode
+    double orient;
+    if( m_tcGridStyleOrientation->GetValue().ToDouble( &orient ) )
+    {
+        orient = NormalizeAngleDegrees( orient, -180, 180.0 );
+        m_settings.m_GridPatternOrientation = orient;
+    }
+
+    switch( m_GridStyleCtrl->GetSelection() )
+    {
+    case 0:
+        m_settings.m_FillMode = ZFM_POLYGONS; break;
+    case 1:
+        m_settings.m_FillMode = ZFM_GRID_PATTERN; break;
+    }
+
+    txtvalue = m_tcGridStyleThickness->GetValue();
+    m_settings.m_GridPatternThickness = ValueFromString( g_UserUnit, txtvalue );
+
+    txtvalue = m_tcGridStyleGap->GetValue();
+    m_settings.m_GridPatternGap = ValueFromString( g_UserUnit, txtvalue );
+    m_settings.m_GridPatternSmoothingLevel = m_spinCtrlSmoothLevel->GetValue();
+    m_settings.m_GridPatternSmoothingValue = m_spinCtrlSmoothValue->GetValue();
 
     switch( m_OutlineAppearanceCtrl->GetSelection() )
     {
diff --git a/pcbnew/dialogs/dialog_non_copper_zones_properties_base.cpp b/pcbnew/dialogs/dialog_non_copper_zones_properties_base.cpp
index e73b760..99cae09 100644
--- a/pcbnew/dialogs/dialog_non_copper_zones_properties_base.cpp
+++ b/pcbnew/dialogs/dialog_non_copper_zones_properties_base.cpp
@@ -1,8 +1,8 @@
 ///////////////////////////////////////////////////////////////////////////
-// C++ code generated with wxFormBuilder (version Oct 30 2017)
+// C++ code generated with wxFormBuilder (version Jul  2 2017)
 // http://www.wxformbuilder.org/
 //
-// PLEASE DO *NOT* EDIT THIS FILE!
+// PLEASE DO "NOT" EDIT THIS FILE!
 ///////////////////////////////////////////////////////////////////////////
 
 #include "dialog_non_copper_zones_properties_base.h"
@@ -10,6 +10,9 @@
 ///////////////////////////////////////////////////////////////////////////
 
 BEGIN_EVENT_TABLE( DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE, DIALOG_SHIM )
+	EVT_CHOICE( wxID_ANY, DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::_wxFB_OnStyleSelection )
+	EVT_SPINCTRL( wxID_ANY, DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::_wxFB_onSmoothingChange )
+	EVT_UPDATE_UI( wxID_ANY, DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::_wxFB_onUpdateUISmoothValue )
 	EVT_BUTTON( wxID_CANCEL, DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::_wxFB_OnCancelClick )
 	EVT_BUTTON( wxID_OK, DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::_wxFB_OnOkClick )
 END_EVENT_TABLE()
@@ -37,8 +40,8 @@ DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE(
 	
 	m_UpperSizer->Add( bSizerLeft, 1, wxEXPAND, 5 );
 	
-	wxBoxSizer* bSizerRight;
-	bSizerRight = new wxBoxSizer( wxVERTICAL );
+	wxBoxSizer* bSizerMiddle;
+	bSizerMiddle = new wxBoxSizer( wxVERTICAL );
 	
 	wxStaticBoxSizer* m_OutilinesBoxOpt;
 	m_OutilinesBoxOpt = new wxStaticBoxSizer( new wxStaticBox( this, wxID_ANY, _("Outlines Options") ), wxVERTICAL );
@@ -55,15 +58,82 @@ DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE(
 	m_OutlineAppearanceCtrl->SetSelection( 1 );
 	m_OutilinesBoxOpt->Add( m_OutlineAppearanceCtrl, 0, wxALL|wxEXPAND, 5 );
 	
+	m_MinThicknessValueTitle = new wxStaticText( m_OutilinesBoxOpt->GetStaticBox(), wxID_ANY, _("Zone min thickness value:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_MinThicknessValueTitle->Wrap( -1 );
+	m_OutilinesBoxOpt->Add( m_MinThicknessValueTitle, 0, wxTOP|wxRIGHT|wxLEFT, 5 );
 	
-	bSizerRight->Add( m_OutilinesBoxOpt, 0, wxEXPAND|wxALL, 5 );
+	m_ZoneMinThicknessCtrl = new wxTextCtrl( m_OutilinesBoxOpt->GetStaticBox(), wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	m_OutilinesBoxOpt->Add( m_ZoneMinThicknessCtrl, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
 	
-	m_MinThicknessValueTitle = new wxStaticText( this, wxID_ANY, _("Zone min thickness value:"), wxDefaultPosition, wxDefaultSize, 0 );
-	m_MinThicknessValueTitle->Wrap( -1 );
-	bSizerRight->Add( m_MinThicknessValueTitle, 0, wxTOP|wxRIGHT|wxLEFT, 5 );
 	
-	m_ZoneMinThicknessCtrl = new wxTextCtrl( this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
-	bSizerRight->Add( m_ZoneMinThicknessCtrl, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	bSizerMiddle->Add( m_OutilinesBoxOpt, 0, wxEXPAND|wxALL, 5 );
+	
+	
+	m_UpperSizer->Add( bSizerMiddle, 0, wxEXPAND, 5 );
+	
+	wxBoxSizer* bSizerRight;
+	bSizerRight = new wxBoxSizer( wxVERTICAL );
+	
+	m_staticTextGridStyle = new wxStaticText( this, wxID_ANY, _("Fill style:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridStyle->Wrap( -1 );
+	bSizerRight->Add( m_staticTextGridStyle, 0, wxTOP|wxRIGHT|wxLEFT, 5 );
+	
+	wxString m_GridStyleCtrlChoices[] = { _("Solid shape"), _("Grid pattern") };
+	int m_GridStyleCtrlNChoices = sizeof( m_GridStyleCtrlChoices ) / sizeof( wxString );
+	m_GridStyleCtrl = new wxChoice( this, wxID_ANY, wxDefaultPosition, wxDefaultSize, m_GridStyleCtrlNChoices, m_GridStyleCtrlChoices, 0 );
+	m_GridStyleCtrl->SetSelection( 0 );
+	bSizerRight->Add( m_GridStyleCtrl, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	m_staticTextGridThickness = new wxStaticText( this, wxID_ANY, _("Grid Style:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridThickness->Wrap( -1 );
+	m_staticTextGridThickness->SetFont( wxFont( wxNORMAL_FONT->GetPointSize(), wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_BOLD, false, wxEmptyString ) );
+	
+	bSizerRight->Add( m_staticTextGridThickness, 0, wxALIGN_CENTER_HORIZONTAL|wxTOP|wxRIGHT|wxLEFT, 5 );
+	
+	m_staticTextGrindOrient = new wxStaticText( this, wxID_ANY, _("Orientation:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGrindOrient->Wrap( -1 );
+	m_staticTextGrindOrient->SetToolTip( _("Orienttaion of the grid lines") );
+	
+	bSizerRight->Add( m_staticTextGrindOrient, 0, wxTOP|wxRIGHT|wxLEFT, 5 );
+	
+	m_tcGridStyleOrientation = new wxTextCtrl( this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	bSizerRight->Add( m_tcGridStyleOrientation, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	m_staticTextStyleThickness = new wxStaticText( this, wxID_ANY, _("Line Width:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextStyleThickness->Wrap( -1 );
+	m_staticTextStyleThickness->SetToolTip( _("Width of lines of the grid used to fill the zone") );
+	
+	bSizerRight->Add( m_staticTextStyleThickness, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_tcGridStyleThickness = new wxTextCtrl( this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	bSizerRight->Add( m_tcGridStyleThickness, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	m_staticTextGridGap = new wxStaticText( this, wxID_ANY, _("Gap:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridGap->Wrap( -1 );
+	m_staticTextGridGap->SetToolTip( _("This is the distance between lines") );
+	
+	bSizerRight->Add( m_staticTextGridGap, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_tcGridStyleGap = new wxTextCtrl( this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
+	bSizerRight->Add( m_tcGridStyleGap, 0, wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND, 5 );
+	
+	m_staticTextGridSmoothingLevel = new wxStaticText( this, wxID_ANY, _("Smoothing effort:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridSmoothingLevel->Wrap( -1 );
+	m_staticTextGridSmoothingLevel->SetToolTip( _("Value of smoothing effort\n0 = no smooting\n1 = chamfer\n2 = round corners\n3 = round corners (finer shape)") );
+	
+	bSizerRight->Add( m_staticTextGridSmoothingLevel, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_spinCtrlSmoothLevel = new wxSpinCtrl( this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxSP_ARROW_KEYS, 0, 3, 0 );
+	bSizerRight->Add( m_spinCtrlSmoothLevel, 0, wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	m_staticTextGridSmootingVal = new wxStaticText( this, wxID_ANY, _("Smooth value (0 ... 1):"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_staticTextGridSmootingVal->Wrap( -1 );
+	m_staticTextGridSmootingVal->SetToolTip( _("Ratio between smoothed corners size and the gap between lines\n0 = no smoothing\n1.0 = max radius/chamfer size (half gap value)") );
+	
+	bSizerRight->Add( m_staticTextGridSmootingVal, 0, wxRIGHT|wxLEFT, 5 );
+	
+	m_spinCtrlSmoothValue = new wxSpinCtrlDouble( this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxSP_ARROW_KEYS, 0, 1, 0, 0.1 );
+	bSizerRight->Add( m_spinCtrlSmoothValue, 0, wxBOTTOM|wxRIGHT|wxLEFT, 5 );
 	
 	
 	m_UpperSizer->Add( bSizerRight, 0, wxEXPAND, 5 );
@@ -86,7 +156,6 @@ DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE::DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE(
 	
 	this->SetSizer( m_MainSizer );
 	this->Layout();
-	m_MainSizer->Fit( this );
 	
 	this->Centre( wxBOTH );
 }
diff --git a/pcbnew/dialogs/dialog_non_copper_zones_properties_base.fbp b/pcbnew/dialogs/dialog_non_copper_zones_properties_base.fbp
index 3532707..245cb89 100644
--- a/pcbnew/dialogs/dialog_non_copper_zones_properties_base.fbp
+++ b/pcbnew/dialogs/dialog_non_copper_zones_properties_base.fbp
@@ -44,7 +44,7 @@
             <property name="minimum_size"></property>
             <property name="name">DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE</property>
             <property name="pos"></property>
-            <property name="size">-1,-1</property>
+            <property name="size">603,339</property>
             <property name="style">wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER</property>
             <property name="subclass">DIALOG_SHIM; dialog_shim.h</property>
             <property name="title">Non Copper Zones Properties</property>
@@ -307,7 +307,7 @@
                             <property name="proportion">0</property>
                             <object class="wxBoxSizer" expanded="1">
                                 <property name="minimum_size"></property>
-                                <property name="name">bSizerRight</property>
+                                <property name="name">bSizerMiddle</property>
                                 <property name="orient">wxVERTICAL</property>
                                 <property name="permission">none</property>
                                 <object class="sizeritem" expanded="1">
@@ -503,8 +503,193 @@
                                                 <event name="OnUpdateUI"></event>
                                             </object>
                                         </object>
+                                        <object class="sizeritem" expanded="1">
+                                            <property name="border">5</property>
+                                            <property name="flag">wxTOP|wxRIGHT|wxLEFT</property>
+                                            <property name="proportion">0</property>
+                                            <object class="wxStaticText" expanded="1">
+                                                <property name="BottomDockable">1</property>
+                                                <property name="LeftDockable">1</property>
+                                                <property name="RightDockable">1</property>
+                                                <property name="TopDockable">1</property>
+                                                <property name="aui_layer"></property>
+                                                <property name="aui_name"></property>
+                                                <property name="aui_position"></property>
+                                                <property name="aui_row"></property>
+                                                <property name="best_size"></property>
+                                                <property name="bg"></property>
+                                                <property name="caption"></property>
+                                                <property name="caption_visible">1</property>
+                                                <property name="center_pane">0</property>
+                                                <property name="close_button">1</property>
+                                                <property name="context_help"></property>
+                                                <property name="context_menu">1</property>
+                                                <property name="default_pane">0</property>
+                                                <property name="dock">Dock</property>
+                                                <property name="dock_fixed">0</property>
+                                                <property name="docking">Left</property>
+                                                <property name="enabled">1</property>
+                                                <property name="fg"></property>
+                                                <property name="floatable">1</property>
+                                                <property name="font"></property>
+                                                <property name="gripper">0</property>
+                                                <property name="hidden">0</property>
+                                                <property name="id">wxID_ANY</property>
+                                                <property name="label">Zone min thickness value:</property>
+                                                <property name="max_size"></property>
+                                                <property name="maximize_button">0</property>
+                                                <property name="maximum_size"></property>
+                                                <property name="min_size"></property>
+                                                <property name="minimize_button">0</property>
+                                                <property name="minimum_size"></property>
+                                                <property name="moveable">1</property>
+                                                <property name="name">m_MinThicknessValueTitle</property>
+                                                <property name="pane_border">1</property>
+                                                <property name="pane_position"></property>
+                                                <property name="pane_size"></property>
+                                                <property name="permission">protected</property>
+                                                <property name="pin_button">1</property>
+                                                <property name="pos"></property>
+                                                <property name="resize">Resizable</property>
+                                                <property name="show">1</property>
+                                                <property name="size"></property>
+                                                <property name="style"></property>
+                                                <property name="subclass"></property>
+                                                <property name="toolbar_pane">0</property>
+                                                <property name="tooltip"></property>
+                                                <property name="window_extra_style"></property>
+                                                <property name="window_name"></property>
+                                                <property name="window_style"></property>
+                                                <property name="wrap">-1</property>
+                                                <event name="OnChar"></event>
+                                                <event name="OnEnterWindow"></event>
+                                                <event name="OnEraseBackground"></event>
+                                                <event name="OnKeyDown"></event>
+                                                <event name="OnKeyUp"></event>
+                                                <event name="OnKillFocus"></event>
+                                                <event name="OnLeaveWindow"></event>
+                                                <event name="OnLeftDClick"></event>
+                                                <event name="OnLeftDown"></event>
+                                                <event name="OnLeftUp"></event>
+                                                <event name="OnMiddleDClick"></event>
+                                                <event name="OnMiddleDown"></event>
+                                                <event name="OnMiddleUp"></event>
+                                                <event name="OnMotion"></event>
+                                                <event name="OnMouseEvents"></event>
+                                                <event name="OnMouseWheel"></event>
+                                                <event name="OnPaint"></event>
+                                                <event name="OnRightDClick"></event>
+                                                <event name="OnRightDown"></event>
+                                                <event name="OnRightUp"></event>
+                                                <event name="OnSetFocus"></event>
+                                                <event name="OnSize"></event>
+                                                <event name="OnUpdateUI"></event>
+                                            </object>
+                                        </object>
+                                        <object class="sizeritem" expanded="1">
+                                            <property name="border">5</property>
+                                            <property name="flag">wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                            <property name="proportion">0</property>
+                                            <object class="wxTextCtrl" expanded="1">
+                                                <property name="BottomDockable">1</property>
+                                                <property name="LeftDockable">1</property>
+                                                <property name="RightDockable">1</property>
+                                                <property name="TopDockable">1</property>
+                                                <property name="aui_layer"></property>
+                                                <property name="aui_name"></property>
+                                                <property name="aui_position"></property>
+                                                <property name="aui_row"></property>
+                                                <property name="best_size"></property>
+                                                <property name="bg"></property>
+                                                <property name="caption"></property>
+                                                <property name="caption_visible">1</property>
+                                                <property name="center_pane">0</property>
+                                                <property name="close_button">1</property>
+                                                <property name="context_help"></property>
+                                                <property name="context_menu">1</property>
+                                                <property name="default_pane">0</property>
+                                                <property name="dock">Dock</property>
+                                                <property name="dock_fixed">0</property>
+                                                <property name="docking">Left</property>
+                                                <property name="enabled">1</property>
+                                                <property name="fg"></property>
+                                                <property name="floatable">1</property>
+                                                <property name="font"></property>
+                                                <property name="gripper">0</property>
+                                                <property name="hidden">0</property>
+                                                <property name="id">wxID_ANY</property>
+                                                <property name="max_size"></property>
+                                                <property name="maximize_button">0</property>
+                                                <property name="maximum_size"></property>
+                                                <property name="maxlength">0</property>
+                                                <property name="min_size"></property>
+                                                <property name="minimize_button">0</property>
+                                                <property name="minimum_size"></property>
+                                                <property name="moveable">1</property>
+                                                <property name="name">m_ZoneMinThicknessCtrl</property>
+                                                <property name="pane_border">1</property>
+                                                <property name="pane_position"></property>
+                                                <property name="pane_size"></property>
+                                                <property name="permission">protected</property>
+                                                <property name="pin_button">1</property>
+                                                <property name="pos"></property>
+                                                <property name="resize">Resizable</property>
+                                                <property name="show">1</property>
+                                                <property name="size"></property>
+                                                <property name="style"></property>
+                                                <property name="subclass"></property>
+                                                <property name="toolbar_pane">0</property>
+                                                <property name="tooltip"></property>
+                                                <property name="validator_data_type"></property>
+                                                <property name="validator_style">wxFILTER_NONE</property>
+                                                <property name="validator_type">wxDefaultValidator</property>
+                                                <property name="validator_variable"></property>
+                                                <property name="value"></property>
+                                                <property name="window_extra_style"></property>
+                                                <property name="window_name"></property>
+                                                <property name="window_style"></property>
+                                                <event name="OnChar"></event>
+                                                <event name="OnEnterWindow"></event>
+                                                <event name="OnEraseBackground"></event>
+                                                <event name="OnKeyDown"></event>
+                                                <event name="OnKeyUp"></event>
+                                                <event name="OnKillFocus"></event>
+                                                <event name="OnLeaveWindow"></event>
+                                                <event name="OnLeftDClick"></event>
+                                                <event name="OnLeftDown"></event>
+                                                <event name="OnLeftUp"></event>
+                                                <event name="OnMiddleDClick"></event>
+                                                <event name="OnMiddleDown"></event>
+                                                <event name="OnMiddleUp"></event>
+                                                <event name="OnMotion"></event>
+                                                <event name="OnMouseEvents"></event>
+                                                <event name="OnMouseWheel"></event>
+                                                <event name="OnPaint"></event>
+                                                <event name="OnRightDClick"></event>
+                                                <event name="OnRightDown"></event>
+                                                <event name="OnRightUp"></event>
+                                                <event name="OnSetFocus"></event>
+                                                <event name="OnSize"></event>
+                                                <event name="OnText"></event>
+                                                <event name="OnTextEnter"></event>
+                                                <event name="OnTextMaxLen"></event>
+                                                <event name="OnTextURL"></event>
+                                                <event name="OnUpdateUI"></event>
+                                            </object>
+                                        </object>
                                     </object>
                                 </object>
+                            </object>
+                        </object>
+                        <object class="sizeritem" expanded="1">
+                            <property name="border">5</property>
+                            <property name="flag">wxEXPAND</property>
+                            <property name="proportion">0</property>
+                            <object class="wxBoxSizer" expanded="1">
+                                <property name="minimum_size"></property>
+                                <property name="name">bSizerRight</property>
+                                <property name="orient">wxVERTICAL</property>
+                                <property name="permission">none</property>
                                 <object class="sizeritem" expanded="1">
                                     <property name="border">5</property>
                                     <property name="flag">wxTOP|wxRIGHT|wxLEFT</property>
@@ -537,7 +722,7 @@
                                         <property name="gripper">0</property>
                                         <property name="hidden">0</property>
                                         <property name="id">wxID_ANY</property>
-                                        <property name="label">Zone min thickness value:</property>
+                                        <property name="label">Fill style:</property>
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
@@ -545,7 +730,7 @@
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_MinThicknessValueTitle</property>
+                                        <property name="name">m_staticTextGridStyle</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -592,7 +777,7 @@
                                     <property name="border">5</property>
                                     <property name="flag">wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT</property>
                                     <property name="proportion">0</property>
-                                    <object class="wxTextCtrl" expanded="1">
+                                    <object class="wxChoice" expanded="1">
                                         <property name="BottomDockable">1</property>
                                         <property name="LeftDockable">1</property>
                                         <property name="RightDockable">1</property>
@@ -606,6 +791,7 @@
                                         <property name="caption"></property>
                                         <property name="caption_visible">1</property>
                                         <property name="center_pane">0</property>
+                                        <property name="choices">&quot;Solid shape&quot; &quot;Grid pattern&quot;</property>
                                         <property name="close_button">1</property>
                                         <property name="context_help"></property>
                                         <property name="context_menu">1</property>
@@ -623,12 +809,11 @@
                                         <property name="max_size"></property>
                                         <property name="maximize_button">0</property>
                                         <property name="maximum_size"></property>
-                                        <property name="maxlength">0</property>
                                         <property name="min_size"></property>
                                         <property name="minimize_button">0</property>
                                         <property name="minimum_size"></property>
                                         <property name="moveable">1</property>
-                                        <property name="name">m_ZoneMinThicknessCtrl</property>
+                                        <property name="name">m_GridStyleCtrl</property>
                                         <property name="pane_border">1</property>
                                         <property name="pane_position"></property>
                                         <property name="pane_size"></property>
@@ -636,6 +821,7 @@
                                         <property name="pin_button">1</property>
                                         <property name="pos"></property>
                                         <property name="resize">Resizable</property>
+                                        <property name="selection">0</property>
                                         <property name="show">1</property>
                                         <property name="size"></property>
                                         <property name="style"></property>
@@ -646,11 +832,94 @@
                                         <property name="validator_style">wxFILTER_NONE</property>
                                         <property name="validator_type">wxDefaultValidator</property>
                                         <property name="validator_variable"></property>
-                                        <property name="value"></property>
                                         <property name="window_extra_style"></property>
                                         <property name="window_name"></property>
                                         <property name="window_style"></property>
                                         <event name="OnChar"></event>
+                                        <event name="OnChoice">OnStyleSelection</event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxALIGN_CENTER_HORIZONTAL|wxTOP|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font">,90,92,-1,70,0</property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Grid Style:</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGridThickness</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
                                         <event name="OnEnterWindow"></event>
                                         <event name="OnEraseBackground"></event>
                                         <event name="OnKeyDown"></event>
@@ -672,13 +941,872 @@
                                         <event name="OnRightUp"></event>
                                         <event name="OnSetFocus"></event>
                                         <event name="OnSize"></event>
-                                        <event name="OnText"></event>
-                                        <event name="OnTextEnter"></event>
-                                        <event name="OnTextMaxLen"></event>
-                                        <event name="OnTextURL"></event>
                                         <event name="OnUpdateUI"></event>
                                     </object>
                                 </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxTOP|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Orientation:</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGrindOrient</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">Orienttaion of the grid lines</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxTextCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="maxlength"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_tcGridStyleOrientation</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="validator_data_type"></property>
+                                        <property name="validator_style">wxFILTER_NONE</property>
+                                        <property name="validator_type">wxDefaultValidator</property>
+                                        <property name="validator_variable"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnTextMaxLen"></event>
+                                        <event name="OnTextURL"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Line Width:</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextStyleThickness</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">Width of lines of the grid used to fill the zone</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxTextCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="maxlength"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_tcGridStyleThickness</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="validator_data_type"></property>
+                                        <property name="validator_style">wxFILTER_NONE</property>
+                                        <property name="validator_type">wxDefaultValidator</property>
+                                        <property name="validator_variable"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnTextMaxLen"></event>
+                                        <event name="OnTextURL"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Gap:</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGridGap</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">This is the distance between lines</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxBOTTOM|wxRIGHT|wxLEFT|wxEXPAND</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxTextCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="maxlength"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_tcGridStyleGap</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="validator_data_type"></property>
+                                        <property name="validator_style">wxFILTER_NONE</property>
+                                        <property name="validator_type">wxDefaultValidator</property>
+                                        <property name="validator_variable"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnTextMaxLen"></event>
+                                        <event name="OnTextURL"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Smoothing effort:</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGridSmoothingLevel</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">Value of smoothing effort&#x0A;0 = no smooting&#x0A;1 = chamfer&#x0A;2 = round corners&#x0A;3 = round corners (finer shape)</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxEXPAND|wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxSpinCtrl" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="initial">0</property>
+                                        <property name="max">3</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min">0</property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_spinCtrlSmoothLevel</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style">wxSP_ARROW_KEYS</property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnSpinCtrl">onSmoothingChange</event>
+                                        <event name="OnSpinCtrlText"></event>
+                                        <event name="OnTextEnter"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxStaticText" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="label">Smooth value (0 ... 1):</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_staticTextGridSmootingVal</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style"></property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip">Ratio between smoothed corners size and the gap between lines&#x0A;0 = no smoothing&#x0A;1.0 = max radius/chamfer size (half gap value)</property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <property name="wrap">-1</property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnUpdateUI"></event>
+                                    </object>
+                                </object>
+                                <object class="sizeritem" expanded="1">
+                                    <property name="border">5</property>
+                                    <property name="flag">wxBOTTOM|wxRIGHT|wxLEFT</property>
+                                    <property name="proportion">0</property>
+                                    <object class="wxSpinCtrlDouble" expanded="1">
+                                        <property name="BottomDockable">1</property>
+                                        <property name="LeftDockable">1</property>
+                                        <property name="RightDockable">1</property>
+                                        <property name="TopDockable">1</property>
+                                        <property name="aui_layer"></property>
+                                        <property name="aui_name"></property>
+                                        <property name="aui_position"></property>
+                                        <property name="aui_row"></property>
+                                        <property name="best_size"></property>
+                                        <property name="bg"></property>
+                                        <property name="caption"></property>
+                                        <property name="caption_visible">1</property>
+                                        <property name="center_pane">0</property>
+                                        <property name="close_button">1</property>
+                                        <property name="context_help"></property>
+                                        <property name="context_menu">1</property>
+                                        <property name="default_pane">0</property>
+                                        <property name="dock">Dock</property>
+                                        <property name="dock_fixed">0</property>
+                                        <property name="docking">Left</property>
+                                        <property name="enabled">1</property>
+                                        <property name="fg"></property>
+                                        <property name="floatable">1</property>
+                                        <property name="font"></property>
+                                        <property name="gripper">0</property>
+                                        <property name="hidden">0</property>
+                                        <property name="id">wxID_ANY</property>
+                                        <property name="inc">0.1</property>
+                                        <property name="initial">0</property>
+                                        <property name="max">1</property>
+                                        <property name="max_size"></property>
+                                        <property name="maximize_button">0</property>
+                                        <property name="maximum_size"></property>
+                                        <property name="min">0</property>
+                                        <property name="min_size"></property>
+                                        <property name="minimize_button">0</property>
+                                        <property name="minimum_size"></property>
+                                        <property name="moveable">1</property>
+                                        <property name="name">m_spinCtrlSmoothValue</property>
+                                        <property name="pane_border">1</property>
+                                        <property name="pane_position"></property>
+                                        <property name="pane_size"></property>
+                                        <property name="permission">protected</property>
+                                        <property name="pin_button">1</property>
+                                        <property name="pos"></property>
+                                        <property name="resize">Resizable</property>
+                                        <property name="show">1</property>
+                                        <property name="size"></property>
+                                        <property name="style">wxSP_ARROW_KEYS</property>
+                                        <property name="subclass"></property>
+                                        <property name="toolbar_pane">0</property>
+                                        <property name="tooltip"></property>
+                                        <property name="value"></property>
+                                        <property name="window_extra_style"></property>
+                                        <property name="window_name"></property>
+                                        <property name="window_style"></property>
+                                        <event name="OnChar"></event>
+                                        <event name="OnEnterWindow"></event>
+                                        <event name="OnEraseBackground"></event>
+                                        <event name="OnKeyDown"></event>
+                                        <event name="OnKeyUp"></event>
+                                        <event name="OnKillFocus"></event>
+                                        <event name="OnLeaveWindow"></event>
+                                        <event name="OnLeftDClick"></event>
+                                        <event name="OnLeftDown"></event>
+                                        <event name="OnLeftUp"></event>
+                                        <event name="OnMiddleDClick"></event>
+                                        <event name="OnMiddleDown"></event>
+                                        <event name="OnMiddleUp"></event>
+                                        <event name="OnMotion"></event>
+                                        <event name="OnMouseEvents"></event>
+                                        <event name="OnMouseWheel"></event>
+                                        <event name="OnPaint"></event>
+                                        <event name="OnRightDClick"></event>
+                                        <event name="OnRightDown"></event>
+                                        <event name="OnRightUp"></event>
+                                        <event name="OnSetFocus"></event>
+                                        <event name="OnSize"></event>
+                                        <event name="OnSpinCtrlDouble"></event>
+                                        <event name="OnUpdateUI">onUpdateUISmoothValue</event>
+                                    </object>
+                                </object>
                             </object>
                         </object>
                     </object>
diff --git a/pcbnew/dialogs/dialog_non_copper_zones_properties_base.h b/pcbnew/dialogs/dialog_non_copper_zones_properties_base.h
index dd42509..38cb20d 100644
--- a/pcbnew/dialogs/dialog_non_copper_zones_properties_base.h
+++ b/pcbnew/dialogs/dialog_non_copper_zones_properties_base.h
@@ -1,8 +1,8 @@
 ///////////////////////////////////////////////////////////////////////////
-// C++ code generated with wxFormBuilder (version Oct 30 2017)
+// C++ code generated with wxFormBuilder (version Jul  2 2017)
 // http://www.wxformbuilder.org/
 //
-// PLEASE DO *NOT* EDIT THIS FILE!
+// PLEASE DO "NOT" EDIT THIS FILE!
 ///////////////////////////////////////////////////////////////////////////
 
 #ifndef __DIALOG_NON_COPPER_ZONES_PROPERTIES_BASE_H__
@@ -11,6 +11,9 @@
 #include <wx/artprov.h>
 #include <wx/xrc/xmlres.h>
 #include <wx/intl.h>
+class DIALOG_SHIM;
+class wxListView;
+
 #include "dialog_shim.h"
 #include <wx/string.h>
 #include <wx/stattext.h>
@@ -21,8 +24,10 @@
 #include <wx/listctrl.h>
 #include <wx/sizer.h>
 #include <wx/radiobox.h>
-#include <wx/statbox.h>
 #include <wx/textctrl.h>
+#include <wx/statbox.h>
+#include <wx/choice.h>
+#include <wx/spinctrl.h>
 #include <wx/statline.h>
 #include <wx/button.h>
 #include <wx/dialog.h>
@@ -38,6 +43,9 @@ class DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE : public DIALOG_SHIM
 	private:
 		
 		// Private event handlers
+		void _wxFB_OnStyleSelection( wxCommandEvent& event ){ OnStyleSelection( event ); }
+		void _wxFB_onSmoothingChange( wxSpinEvent& event ){ onSmoothingChange( event ); }
+		void _wxFB_onUpdateUISmoothValue( wxUpdateUIEvent& event ){ onUpdateUISmoothValue( event ); }
 		void _wxFB_OnCancelClick( wxCommandEvent& event ){ OnCancelClick( event ); }
 		void _wxFB_OnOkClick( wxCommandEvent& event ){ OnOkClick( event ); }
 		
@@ -49,19 +57,35 @@ class DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE : public DIALOG_SHIM
 		wxRadioBox* m_OutlineAppearanceCtrl;
 		wxStaticText* m_MinThicknessValueTitle;
 		wxTextCtrl* m_ZoneMinThicknessCtrl;
+		wxStaticText* m_staticTextGridStyle;
+		wxChoice* m_GridStyleCtrl;
+		wxStaticText* m_staticTextGridThickness;
+		wxStaticText* m_staticTextGrindOrient;
+		wxTextCtrl* m_tcGridStyleOrientation;
+		wxStaticText* m_staticTextStyleThickness;
+		wxTextCtrl* m_tcGridStyleThickness;
+		wxStaticText* m_staticTextGridGap;
+		wxTextCtrl* m_tcGridStyleGap;
+		wxStaticText* m_staticTextGridSmoothingLevel;
+		wxSpinCtrl* m_spinCtrlSmoothLevel;
+		wxStaticText* m_staticTextGridSmootingVal;
+		wxSpinCtrlDouble* m_spinCtrlSmoothValue;
 		wxStaticLine* m_staticline1;
 		wxStdDialogButtonSizer* m_sdbSizerButtons;
 		wxButton* m_sdbSizerButtonsOK;
 		wxButton* m_sdbSizerButtonsCancel;
 		
 		// Virtual event handlers, overide them in your derived class
+		virtual void OnStyleSelection( wxCommandEvent& event ) { event.Skip(); }
+		virtual void onSmoothingChange( wxSpinEvent& event ) { event.Skip(); }
+		virtual void onUpdateUISmoothValue( wxUpdateUIEvent& event ) { event.Skip(); }
 		virtual void OnCancelClick( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnOkClick( wxCommandEvent& event ) { event.Skip(); }
 		
 	
 	public:
 		
-		DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE( wxWindow* parent, wxWindowID id = wxID_ANY, const wxString& title = _("Non Copper Zones Properties"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( -1,-1 ), long style = wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER|wxFULL_REPAINT_ON_RESIZE|wxSUNKEN_BORDER ); 
+		DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE( wxWindow* parent, wxWindowID id = wxID_ANY, const wxString& title = _("Non Copper Zones Properties"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( 603,339 ), long style = wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER|wxFULL_REPAINT_ON_RESIZE|wxSUNKEN_BORDER ); 
 		~DIALOG_NONCOPPER_ZONES_PROPERTIES_BASE();
 	
 };
diff --git a/pcbnew/kicad_plugin.cpp b/pcbnew/kicad_plugin.cpp
index eef47d7..f3e7b7a 100644
--- a/pcbnew/kicad_plugin.cpp
+++ b/pcbnew/kicad_plugin.cpp
@@ -1692,9 +1692,27 @@ void PCB_IO::format( ZONE_CONTAINER* aZone, int aNestLevel ) const
     m_out->Print( 0, " (clearance %s))\n",
                   FMT_IU( aZone->GetZoneClearance() ).c_str() );
 
-    m_out->Print( aNestLevel+1, "(min_thickness %s)\n",
+    m_out->Print( aNestLevel+1, "(min_thickness %s)",
                   FMT_IU( aZone->GetMinThickness() ).c_str() );
 
+    if( aZone->GetFillMode() == ZFM_GRID_PATTERN )
+    {
+        m_out->Print( 0, " (pattern_thickness %s) (pattern_gap %s) (pattern_orientation %s)",
+                         FMT_IU( aZone->GetGridPatternThickness() ).c_str(),
+                         FMT_IU( aZone->GetGridPatternGap() ).c_str(),
+                         Double2Str( aZone->GetGridPatternOrientation() ).c_str() );
+
+        if( aZone->GetGridPatternSmoothingLevel() > 0 )
+        {
+            m_out->Print( 0, "\n" );
+            m_out->Print( aNestLevel+1, " (pattern_smooting_level %d) (pattern_smooting_value %s)",
+                             aZone->GetGridPatternSmoothingLevel(),
+                             Double2Str( aZone->GetGridPatternSmoothingValue() ).c_str() );
+        }
+    }
+
+    m_out->Print( 0, "\n" );
+
     if( aZone->GetIsKeepout() )
     {
         m_out->Print( aNestLevel+1, "(keepout (tracks %s) (vias %s) (copperpour %s))\n",
@@ -1710,8 +1728,10 @@ void PCB_IO::format( ZONE_CONTAINER* aZone, int aNestLevel ) const
         m_out->Print( 0, " yes" );
 
     // Default is polygon filled.
-    if( aZone->GetFillMode() )
+    if( aZone->GetFillMode() == ZFM_SEGMENTS )
         m_out->Print( 0, " (mode segment)" );
+    else if( aZone->GetFillMode() == ZFM_GRID_PATTERN )
+        m_out->Print( 0, " (mode grid_pattern)" );
 
     m_out->Print( 0, " (arc_segments %d) (thermal_gap %s) (thermal_bridge_width %s)",
                   aZone->GetArcSegmentCount(),
diff --git a/pcbnew/pcb_parser.cpp b/pcbnew/pcb_parser.cpp
index 1de9777..05b5561 100644
--- a/pcbnew/pcb_parser.cpp
+++ b/pcbnew/pcb_parser.cpp
@@ -2944,6 +2944,31 @@ ZONE_CONTAINER* PCB_PARSER::parseZONE_CONTAINER()
             NeedRIGHT();
             break;
 
+        case T_pattern_thickness:
+            zone->SetGridPatternThickness( parseBoardUnits( T_pattern_thickness ) );
+            NeedRIGHT();
+            break;
+
+        case T_pattern_gap:
+            zone->SetGridPatternGap( parseBoardUnits( T_pattern_gap ) );
+            NeedRIGHT();
+            break;
+
+        case T_pattern_orientation:
+            zone->SetGridPatternOrientation( parseDouble( T_pattern_orientation ) );
+            NeedRIGHT();
+            break;
+
+        case T_pattern_smooting_level:
+            zone->SetGridPatternSmoothingLevel( parseDouble( T_pattern_orientation ) );
+            NeedRIGHT();
+            break;
+
+        case T_pattern_smooting_value:
+            zone->SetGridPatternSmoothingValue( parseDouble( T_pattern_smooting_value ) );
+            NeedRIGHT();
+            break;
+
         case T_fill:
             for( token = NextTok();  token != T_RIGHT;  token = NextTok() )
             {
@@ -2959,11 +2984,15 @@ ZONE_CONTAINER* PCB_PARSER::parseZONE_CONTAINER()
                 case T_mode:
                     token = NextTok();
 
-                    if( token != T_segment && token != T_polygon )
-                        Expecting( "segment or polygon" );
+                    if( token != T_segment && token != T_grid_pattern && token != T_polygon )
+                        Expecting( "segment, grid_pattern, grid_pattern_45 or polygon" );
 
-                    // @todo Create an enum for fill modes.
-                    zone->SetFillMode( token == T_polygon ? ZFM_POLYGONS : ZFM_SEGMENTS );
+                    if( token == T_segment )    // deprecated
+                        zone->SetFillMode( ZFM_SEGMENTS );
+                    else if( token == T_grid_pattern )
+                        zone->SetFillMode( ZFM_GRID_PATTERN );
+                    else
+                        zone->SetFillMode( ZFM_POLYGONS );
                     NeedRIGHT();
                     break;
 
@@ -3138,7 +3167,7 @@ ZONE_CONTAINER* PCB_PARSER::parseZONE_CONTAINER()
     {
         if( !zone->IsOnCopperLayer() )
         {
-            zone->SetFillMode( ZFM_POLYGONS );
+            //zone->SetFillMode( ZFM_POLYGONS );
             zone->SetNetCode( NETINFO_LIST::UNCONNECTED );
         }
 
diff --git a/pcbnew/zone_filler.cpp b/pcbnew/zone_filler.cpp
index 32a98fd..125aa0e 100644
--- a/pcbnew/zone_filler.cpp
+++ b/pcbnew/zone_filler.cpp
@@ -61,7 +61,7 @@ extern void CreateThermalReliefPadPolygon( SHAPE_POLY_SET& aCornerBuffer,
         double aCorrectionFactor,
         double aThermalRot );
 
-static double s_thermalRot = 450;    // angle of stubs in thermal reliefs for round pads
+static double s_thermalRot = 450;   // angle of stubs in thermal reliefs for round pads
 static const bool s_DumpZonesWhenFilling = false;
 
 ZONE_FILLER::ZONE_FILLER(  BOARD* aBoard, COMMIT* aCommit ) :
@@ -717,6 +717,9 @@ void ZONE_FILLER::computeRawFilledAreas( const ZONE_CONTAINER* aZone,
     // needed by Gerber files and Fracture()
     solidAreas.BooleanSubtract( holes, SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
 
+    if( aZone->GetFillMode() == ZFM_GRID_PATTERN )
+        addGridPatternOnZone( aZone, solidAreas );
+
     if( s_DumpZonesWhenFilling )
         dumper->Write( &solidAreas, "solid-areas-minus-holes" );
 
@@ -728,6 +731,16 @@ void ZONE_FILLER::computeRawFilledAreas( const ZONE_CONTAINER* aZone,
 
     aFinalPolys = areas_fractured;
 
+    if( !aZone->IsOnCopperLayer() )
+    {
+        aRawPolys = aFinalPolys;
+
+        if( s_DumpZonesWhenFilling )
+            dumper->EndGroup();
+
+        return;
+    }
+
     SHAPE_POLY_SET thermalHoles;
 
     // Test thermal stubs connections and add polygons to remove unconnected stubs.
@@ -783,6 +796,7 @@ bool ZONE_FILLER::fillSingleZone( const ZONE_CONTAINER* aZone, SHAPE_POLY_SET& a
     if ( !aZone->BuildSmoothedPoly( smoothedPoly ) )
         return false;
 
+#if 0
     if( aZone->IsOnCopperLayer() )
     {
         computeRawFilledAreas( aZone, smoothedPoly, aRawPolys, aFinalPolys );
@@ -794,7 +808,9 @@ bool ZONE_FILLER::fillSingleZone( const ZONE_CONTAINER* aZone, SHAPE_POLY_SET& a
         aFinalPolys.Inflate( -aZone->GetMinThickness() / 2, 16 );
         aFinalPolys.Fracture( SHAPE_POLY_SET::PM_FAST );
     }
-
+#else
+    computeRawFilledAreas( aZone, smoothedPoly, aRawPolys, aFinalPolys );
+#endif
     return true;
 }
 
@@ -1134,3 +1150,109 @@ void ZONE_FILLER::buildUnconnectedThermalStubsPolygonList( SHAPE_POLY_SET& aCorn
         }
     }
 }
+
+
+void ZONE_FILLER::addGridPatternOnZone( const ZONE_CONTAINER* aZone, SHAPE_POLY_SET& aRawPolys ) const
+{
+    // Build grid:
+
+    // obvously line thickness must be > zone min thickness. However, it should be
+    // the case because the zone dialog setup ensure that. However, it can happens
+    // if a board file was edited by hand by a python script
+    int thickness = std::max( aZone->GetGridPatternThickness(), aZone->GetMinThickness()+2 );
+    int linethickness = thickness - aZone->GetMinThickness();
+    int gridsize = thickness + aZone->GetGridPatternGap();
+    double orientation = aZone->GetGridPatternOrientation();
+
+    SHAPE_POLY_SET filledPolys = aRawPolys;
+    // if aPatternType == ZFM_GRID_PATTERN, use a area that contains the rotated bbox by aOrientation,
+    // and after rotate the result by -aOrientation.
+    if( orientation != 0.0 )
+    {
+        filledPolys.Rotate( M_PI/180.0 * orientation, VECTOR2I( 0,0 ) );
+    }
+
+    BOX2I bbox = filledPolys.BBox( 0 );
+
+    // Build hole shape
+    SHAPE_LINE_CHAIN hole_base;
+    int hole_size = gridsize - linethickness;
+    VECTOR2I corner( 0, 0 );;
+    hole_base.Append( corner );
+    corner.x += hole_size;
+    hole_base.Append( corner );
+    corner.y += hole_size;
+    hole_base.Append( corner );
+    corner.x = 0;
+    hole_base.Append( corner );
+
+    // Now convert this hole to a smoothed shape:
+    if( aZone->GetGridPatternSmoothingLevel()  > 0 )
+    {
+        SHAPE_POLY_SET smooth_hole;
+        smooth_hole.AddOutline( hole_base );
+        // the actual size of chamfer, or rounded corner radius is the half size of the hole
+        // scaled by aZone->GetGridPatternSmoothingValue()
+        // aZone->GetGridPatternSmoothingValue() = 1.0 is the max value for the chamfer or the
+        // radius of corner (radius = half size of the hole)
+        int smooth_value = KiROUND( hole_size * aZone->GetGridPatternSmoothingValue() / 2 );
+        // the number of segments to approximate a circle when smoothing corners by a arc
+        int segments_by_circle = 8;
+
+        switch ( aZone->GetGridPatternSmoothingLevel() )
+        {
+        case 1:
+            // Chamfer() uses the distance from a corner to create a end point
+            // for the chamfer.
+            hole_base = smooth_hole.Chamfer( smooth_value ).Outline( 0 );
+            break;
+
+        default:
+            if( aZone->GetGridPatternSmoothingLevel() > 2 )
+                segments_by_circle *= 2;    // Force better smoothing
+            hole_base = smooth_hole.Fillet( smooth_value, segments_by_circle ).Outline( 0 );
+            break;
+
+        case 0:
+            break;
+        };
+    }
+
+    // Build holes
+    SHAPE_POLY_SET holes;
+
+    for( int xx = 0; ; xx++ )
+    {
+        int xpos = xx * gridsize;
+
+        if( xpos > bbox.GetWidth() )
+            break;
+
+        for( int yy = 0; ; yy++ )
+        {
+            int ypos = yy * gridsize;
+
+            if( ypos > bbox.GetHeight() )
+                break;
+
+            // Generate hole
+            SHAPE_LINE_CHAIN hole( hole_base );
+            hole.Move( VECTOR2I( xpos, ypos ) );
+            holes.AddOutline( hole );
+        }
+    }
+
+    holes.Move( bbox.GetPosition() );
+
+    // Clamp holes to the area of filled zones with a outline thickness
+    // > aZone->GetMinThickness() to be sure the thermal pads can be built
+    int outline_margin = std::max( (aZone->GetMinThickness()*10)/9, linethickness/2 );
+    filledPolys.Inflate( -outline_margin, 16 );
+    holes.BooleanIntersection( filledPolys, SHAPE_POLY_SET::PM_FAST );
+
+    if( orientation != 0.0 )
+        holes.Rotate( -M_PI/180.0 * orientation, VECTOR2I( 0,0 ) );
+
+    // create grid
+    aRawPolys.BooleanSubtract( aRawPolys, holes, SHAPE_POLY_SET::PM_FAST );
+}
diff --git a/pcbnew/zone_filler.h b/pcbnew/zone_filler.h
index 2bd4b5d..b3150f1 100644
--- a/pcbnew/zone_filler.h
+++ b/pcbnew/zone_filler.h
@@ -116,6 +116,15 @@ private:
             SHAPE_POLY_SET& aRawPolys,
             SHAPE_POLY_SET& aFinalPolys ) const;
 
+    /**
+     * for zones having the ZONE_FILL_MODE::ZFM_GRID_PATTERN, create a grid pattern
+     * in filled areas of aZone, giving to the filled polygons a fill style like a grid
+     * @param aZone is the zone to modify
+     * @param aRawPolys: A reference to a SHAPE_POLY_SET buffer containing the initial
+     * filled areas, and after adding the grid pattern, the modified filled areas with holes
+     */
+    void addGridPatternOnZone( const ZONE_CONTAINER* aZone, SHAPE_POLY_SET& aRawPolys ) const;
+
     BOARD* m_board;
     COMMIT* m_commit;
     PROGRESS_REPORTER* m_progressReporter;
diff --git a/pcbnew/zone_settings.cpp b/pcbnew/zone_settings.cpp
index 3f2db00..7fa98e2 100644
--- a/pcbnew/zone_settings.cpp
+++ b/pcbnew/zone_settings.cpp
@@ -5,9 +5,9 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
+ * Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
  * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@xxxxxxxxxxx>
- * Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 1992-2018 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -43,9 +43,15 @@ ZONE_SETTINGS::ZONE_SETTINGS()
     m_ZoneClearance      = Mils2iu( ZONE_CLEARANCE_MIL );
     // Min thickness value in filled areas (this is the minimum width of copper to fill solid areas) :
     m_ZoneMinThickness   = Mils2iu( ZONE_THICKNESS_MIL );
-    m_NetcodeSelection   = 0;                                   // Net code selection for the current zone
-    m_CurrentZone_Layer  = F_Cu;                                // Layer used to create the current zone
-    m_Zone_HatchingStyle = ZONE_CONTAINER::DIAGONAL_EDGE;       // Option to show the zone area (outlines only, short hatches or full hatches
+    m_GridPatternThickness = 0;     // good value of grid line thickness if m_FillMode = ZFM_GRID_PATTERN
+    m_GridPatternGap = 0;           // good value  of grid line gap if m_FillMode = ZFM_GRID_PATTERN
+    m_GridPatternOrientation = 0.0; // Grid style: orientation of grid lines in degrees
+    m_GridPatternSmoothingLevel = 0;    // Grid pattern smoothing type. 0 = no smoothing
+    m_GridPatternSmoothingValue = 0.1;  // Grid pattern chamfer value relative to the gap value
+    m_NetcodeSelection   = 0;                               // Net code selection for the current zone
+    m_CurrentZone_Layer  = F_Cu;                            // Layer used to create the current zone
+    m_Zone_HatchingStyle = ZONE_CONTAINER::DIAGONAL_EDGE;   // Option to show the zone area (outlines only,
+                                                            //short hatches or full hatches
 
     m_ArcToSegmentsCount = ARC_APPROX_SEGMENTS_COUNT_LOW_DEF;   // Option to select number of segments to approximate a circle
                                                                 // ARC_APPROX_SEGMENTS_COUNT_LOW_DEF
@@ -76,6 +82,11 @@ ZONE_SETTINGS& ZONE_SETTINGS::operator << ( const ZONE_CONTAINER& aSource )
     m_FillMode           = aSource.GetFillMode();
     m_ZoneClearance      = aSource.GetZoneClearance();
     m_ZoneMinThickness   = aSource.GetMinThickness();
+    m_GridPatternThickness = aSource.GetGridPatternThickness();
+    m_GridPatternGap  = aSource.GetGridPatternGap();
+    m_GridPatternOrientation = aSource.GetGridPatternOrientation();
+    m_GridPatternSmoothingLevel = aSource.GetGridPatternSmoothingLevel();
+    m_GridPatternSmoothingValue = aSource.GetGridPatternSmoothingValue();
     m_NetcodeSelection   = aSource.GetNetCode();
     m_Zone_HatchingStyle = aSource.GetHatchStyle();
     m_ArcToSegmentsCount = aSource.GetArcSegmentCount();
@@ -102,6 +113,11 @@ void ZONE_SETTINGS::ExportSetting( ZONE_CONTAINER& aTarget, bool aFullExport ) c
     aTarget.SetFillMode( m_FillMode );
     aTarget.SetZoneClearance( m_ZoneClearance );
     aTarget.SetMinThickness( m_ZoneMinThickness );
+    aTarget.SetGridPatternThickness( m_GridPatternThickness );
+    aTarget.SetGridPatternGap( m_GridPatternGap );
+    aTarget.SetGridPatternOrientation( m_GridPatternOrientation );
+    aTarget.SetGridPatternSmoothingLevel( m_GridPatternSmoothingLevel );
+    aTarget.SetGridPatternSmoothingValue( m_GridPatternSmoothingValue );
     aTarget.SetArcSegmentCount( m_ArcToSegmentsCount );
     aTarget.SetThermalReliefGap( m_ThermalReliefGap );
     aTarget.SetThermalReliefCopperBridge( m_ThermalReliefCopperBridge );
diff --git a/pcbnew/zone_settings.h b/pcbnew/zone_settings.h
index 4fbe985..914da99 100644
--- a/pcbnew/zone_settings.h
+++ b/pcbnew/zone_settings.h
@@ -1,8 +1,8 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2008-2014 Jean-Pierre Charras, jean-pierre.charras@xxxxxxxxxxxxxxx
- * Copyright (C) 1992-2012 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2008-2018 Jean-Pierre Charras, jean-pierre.charras@xxxxxxxxxxxxxxx
+ * Copyright (C) 1992-2018 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -36,8 +36,9 @@
 
 enum ZONE_FILL_MODE
 {
-    ZFM_POLYGONS = 0, // fill zone with polygons
-    ZFM_SEGMENTS = 1  // fill zone with segments (legacy)
+    ZFM_POLYGONS = 0,       // fill zone with polygons
+    ZFM_SEGMENTS = 1,       // fill zone with segments (legacy)
+    ZFM_GRID_PATTERN = 2    // fill zone using a grid pattern
 };
 
 /**
@@ -62,6 +63,14 @@ public:
 
     int  m_ZoneClearance;               ///< Clearance value
     int  m_ZoneMinThickness;            ///< Min thickness value in filled areas
+    int  m_GridPatternThickness;        ///< Grid style shape: thickness of lines (if 0 -> solid shape)
+    int  m_GridPatternGap;              ///< Grid style shape: clearance between lines (0 -> solid shape)
+    double  m_GridPatternOrientation;   ///< Grid style shape: orientation of grid lines in degrees
+    int  m_GridPatternSmoothingLevel;   ///< Grid pattern smoothing type, similar to corner smoothing type
+                                        ///< 0 = no smoothing, 1 = fillet, >= 2 = arc
+    double m_GridPatternSmoothingValue; ///< Grid pattern chamfer distance/fillet value
+                                        ///< this is the ratio between the gap and the chamfer size
+
     int  m_NetcodeSelection;            ///< Net code selection for the current zone
 
     LSET m_Layers;
-- 
1.9.5.msysgit.1

Follow ups

Re: [RFC] Experimental grid pattern in zone fill
From: Jon Evans, 2018-03-20

References

[RFC] Experimental grid pattern in zone fill
From: jp charras, 2018-03-13
Re: [RFC] Experimental grid pattern in zone fill
From: Jon Evans, 2018-03-13
Re: [RFC] Experimental grid pattern in zone fill
From: jp charras, 2018-03-13
Re: [RFC] Experimental grid pattern in zone fill
From: Wayne Stambaugh, 2018-03-19