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Date: Sun, 30 Jun 2013 11:02:26 +0400
Message-ID: <CAOxVtSQGj-KfdB8FKe5Jdkf0MDSuynC2oABXzG9PcbF+r0zJOA@mail.gmail.com>
Subject: Re: [geda-user] gschem and metric sizes for symbols
From: Sergey Alyoshin <alyoshin DOT s AT gmail DOT com>
To: geda-user AT delorie DOT com
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On Sun, Jun 30, 2013 at 9:45 AM, Alexey Shaposhnikov
<avshap AT nerdshack DOT com> wrote:
>> I guess you are worried about the size the symbol actually prints out at
>> when you sent it to a printer?
>
> Yes, because these sizes rigidly defined in standards.

As I remember, this standard define proportion, not absolute size
(5.4.2 in [1]).


>> Maybe you can solve your problem by just using a 100 gschem-unit grid
>> for creating symbols, but make your own title block that scales that to
>> the correct metric length when printed?
>
> I tried this (or use "scale" option of gaf export command). And here's the
> problem appeared: with convenient for symbols drawing scaling factor line width
> of pins and nets became too small (and i can't find how to change it without
> editing defines.h in libgeda source). And if it try to keep acceptable line
> width then using 100-unit grid for symbol's pin placement became a headache.

By the way, I have A4 and A3 title blocks at [2].

[1] http://protect.gost.ru/v.aspx?control=8&baseC=-1&page=0&month=-1&year=-1&search=&RegNum=1&DocOnPageCount=15&id=166289&pageK=F39B1EE9-36F5-4CD5-9C8B-B5260294268A

[2] http://www.gedasymbols.org/user/sergey_alyoshin/