On Mon, 2008-08-04 at 20:06 -0500, Erik wrote:
> Does anybody have an idea on how to force it to first select the regular
> font, then apply artificial slanting to it?
Not to condone this kind of typographical abuse, but it seemed an
interesting problem. The key is to switch to a roman font for the match,
but then patch up the returned roman font to perform the artificial
oblique effect. I think fontconfig provides too much flexibility some
days.
<match target="pattern">
<!-- match requests for non-roman face -->
<test name="slant" compare="not_eq">
<const>roman</const>
</test>
<!-- remember that this should be slanted -->
<edit name="fake_slant">
<bool>true</bool>
</edit>
<!--- change to match a roman face instead -->
<edit name="slant">
<const>roman</const>
</edit>
</match>
<match target="font">
<!-- check to see if the font is roman -->
<test name="slant">
<const>roman</const>
</test>
<!-- look for fonts which were marked for fake obliquing -->
<test name="fake_slant">
<bool>true</bool>
</test>
<!-- multiply the matrix to slant the font -->
<edit name="matrix" mode="assign">
<times>
<name>matrix</name>
<matrix><double>1</double><double>0.2</double>
<double>0</double><double>1</double>
</matrix>
</times>
</edit>
<!-- mark the font as oblique now -->
<edit name="slant">
<const>oblique</const>
</edit>
</match>
--
keith.packard@xxxxxxxxx
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