kicad-developers team mailing list archive

[Brian Sidebotham <brian.sidebotham@...>]

2009/10/29 Dick Hollenbeck <dick@...>:
> Brian Sidebotham wrote:
>>> 2009/10/27 Brian Sidebotham <brian.sidebotham@...>:
>>>
>>>> Hi Guys,
>>>>
>>>> Please find attached two screenshots showing the inconsistent label
>>>> directions between normal labels and global labels, and a patch to fix
>>>> this problem.
>>>>
>>
>> Hmm, I've been looking at this but I can't really see a way of
>> supporting this without breaking previous schematics.
>>
>> Has anyone got any suggestions about how to do this change without
>> breaking old schematics?
>>
>
> Have you approached the issue from the perspective of:
>
> a schematic conversion is done at time of first load, and the converted
> schematic uses an altogether new representation, such as a word vs. what
> was formerly a number or single character?
>
> The schematic loader then has to be able to recognize either of these
> representations for awhile.
>
> And when saving you use the new represenation.  This does not break old
> schematics, which everyone probably agrees we should never do.
>
> I have not spent any time on this, but it is a general idea that might
> be helpful.  As these file formats evolve, we are trying to get them to
> be more self documenting anyway.
>
> Dick

No I hadn't at all! Thanks for your help Dick, I will go and investigate that.

Thanks,

Brian.