[cairo] UserFont size issue (ImageSurface)

[Behdad Esfahbod]

Ian,

No screenshots, no code, no description of what's wrong.  What do you expect
us to be?  Cairomancers?!  Show us your palm at least!

Cheers
behdad

Ian Britten wrote:
> Hi all,
> I'm investigating a sizing problem with my custom [FreeType based]
> UserFont that seems to only occur when using an ImageSurface, and was
> wondering if anyone knew of any apparent reason for the discrepancy
> I'm seeing?
> 
> Outputting to PDF works correctly, and TT fonts are working correctly
> too.  Basically, I'm seeing this:
> 
>                  |     PDF     |    Image      |
>          --------|-------------|---------------|
>          TrueType| Correct (1) |  Correct  (2) |
>          --------|-------------|---------------|
>           MyFont | Correct (3) | Incorrect (4) |
>          --------|-------------|---------------|
> 
> I can confirm that in case #3 and case #4, I'm setting the exact same
> font size (in user units).  As well, my code makes no distinction
> of the surface type it is rendering to.
> 
> The code for MyFont doesn't do anything other than implement the
> required 'render' functionality, which just draws the strokes of my
> glyph.  I'm not doing anything with any of the 'extent' stuff, but
> maybe I should be?  It's working for PDF though, which is what has
> me confused...
> 
> I'm using cairomm 1.7.2, cairo 1.8.6, and FT 2.3.7
> 
> Anyways, I'm getting ready to look deeper into this (Although I'm
> not really sure where to look), but if anyone had any information
> that might help, I'd really appreciate it!
> Ian
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