[Webkit-unassigned] [Bug 108881] Canvas fillText and measureText handle ideographic spaces differently

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Aug 28 09:50:29 PDT 2013


https://bugs.webkit.org/show_bug.cgi?id=108881


Darin Adler <darin at apple.com> changed:

           What    |Removed                     |Added
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                 CC|                            |simon.fraser at apple.com




--- Comment #72 from Darin Adler <darin at apple.com>  2013-08-28 09:49:51 PST ---
(In reply to comment #71)
> (In reply to comment #70)
> > (In reply to comment #66)
> > > I have used font "Arial" in the test.
> > 
> > Why did you chose that font in particular? I don’t think we have a guarantee that’s on all machines running our layout tests.
> 
> Arial seemed like a common font. Which font would you suggest?
> 
> I took a look at the diff on the bot and it is not obvious what the problem is. The spacing between the letters look identical, the font looks identical or extremely similar. The only noticeable difference is that the expected text is slightly more bold than the actual one.

My guess is that there’s a difference in anti-aliasing between the canvas and non-canvas text. Simon Fraser might have tips about how to avoid that issue.

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