Bug 9366

Summary:	ATSUI doesn't support CAIRO_ANTIALIAS_NONE
Product:	cairo	Reporter:	Brian Ewins <Brian.Ewins>
Component:	quartz font backend	Assignee:	Carl Worth <cworth>
Status:	RESOLVED FIXED	QA Contact:	cairo-bugs mailing list <cairo-bugs>
Severity:	normal
Priority:	high
Version:	1.3.7
Hardware:	PowerPC
OS:	Mac OS X (All)
Whiteboard:
i915 platform:		i915 features:
Bug Depends on:
Bug Blocks:	9350
Attachments:	Output of text-antialias-none before the patch patch to fix the problem Output of text-antialias-none after the patch

Description Brian Ewins 2006-12-16 09:05:18 UTC

Cairo supports disabling antialiasing for text, this isn't enabled in the ATSUI
back end. Patch to rectify this follows.

Comment 1 Brian Ewins 2006-12-16 09:06:36 UTC

Created attachment 8136 [details]
Output of text-antialias-none before the patch

Comment 2 Brian Ewins 2006-12-16 09:10:03 UTC

Created attachment 8137 [details] [review]
patch to fix the problem

This sets the shouldAntialias flag on the CGContext. The CGRestoreState later
in the function will reset the flag.

Comment 3 Brian Ewins 2006-12-16 09:11:47 UTC

Created attachment 8138 [details]
Output of text-antialias-none after the patch

The remaining differences from the reference image are down to the different
hinting, positioning, and extents between ATSUI and FT

Comment 4 Behdad Esfahbod 2006-12-16 12:41:40 UTC

Thanks, committed: bf1c2ef1e2b6cffffb0f02fe5cb8df0728026642

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