kicad-developers team mailing list archive

[John Beard <john.j.beard@xxxxxxxxx>]

Hi JP,

Thank for checking this. Internal units always confuse me, since
they're always different and nothing in common can ever use anything
to do with IUs, as they're only defined in some end executables.

How should this be done correctly?

Cheers,

John

On Thu, Mar 16, 2017 at 6:01 PM, jp charras <jp.charras@xxxxxxxxxx> wrote:
> Le 16/03/2017 à 09:57, John Beard a écrit :
>> Hi,
>>
>> Here's a small patch to add a bounding box method to the worksheet
>> item, and use it to enable zoom to full sheet when the canvas is
>> empty.
>>
>> It's a rare thing to have an empty canvas, but it does annoy me when
>> testing things on a blank slate, as the current behaviour is a bit
>> wierd (zoom to bottom right-ish first, then to top left).
>>
>> Cheers,
>>
>> John
>
> Hi John
>
> At a first glance, I am thinking there is an issue in this kind of code:
>
> bbox.SetEnd( { m_pageInfo->GetWidthMils() * 25400, m_pageInfo->GetHeightMils() * 25400 } );
>
> looks to me like a bug: it expects the internal unit is 1 nanometer.
> It is true only for pcbnew, but not for others applications.
>
> Therefore it is a potential bug (bug for Eeschema, Gerbview and page layout editor)
>
> Every code in GAL that assumes the internal unit is 1 nanometer works only for Pcbnew.
>
> --
> Jean-Pierre CHARRAS
>
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