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b=490475 disable hinting when printing r=karlt a=joe

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--HG--
extra : transplant_source : %C2%99%1F%E9%0D%94%26M%C2%3EE%01%B0%CC%87%2CT%FB%D2%1B
This commit is contained in:
Adrian Johnson 2011-01-26 08:59:41 +13:00
parent 1734f9abbc
commit f3fc1d8fb3
1 changed files with 14 additions and 2 deletions
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16
gfx/thebes/gfxPangoFonts.cpp
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@ -99,6 +99,8 @@
#define IS_MISSING_GLYPH(g) ((g) & PANGO_GLYPH_UNKNOWN_FLAG)
#define IS_EMPTY_GLYPH(g) ((g) == PANGO_GLYPH_EMPTY)
#define PRINTING_FC_PROPERTY "gfx.printing"
class gfxPangoFcFont;
// Same as pango_units_from_double from Pango 1.16 (but not in older versions)
@ -1680,6 +1682,7 @@ PrepareSortPattern(FcPattern *aPattern, double aFallbackSize,
cairo_font_options_set_antialias (options, CAIRO_ANTIALIAS_GRAY);
cairo_ft_font_options_substitute(options, aPattern);
cairo_font_options_destroy(options);
FcPatternAddBool(aPattern, PRINTING_FC_PROPERTY, FcTrue);
} else {
#ifdef MOZ_GFX_OPTIMIZE_MOBILE
cairo_font_options_t *options = cairo_font_options_create();
@ -2430,6 +2433,11 @@ CreateScaledFont(FcPattern *aPattern, cairo_font_face_t *aFace)
cairo_matrix_init_identity(&fontMatrix);
cairo_matrix_scale(&fontMatrix, size, size);
FcBool printing;
if (FcPatternGetBool(aPattern, PRINTING_FC_PROPERTY, 0, &printing) != FcResultMatch) {
printing = FcFalse;
}
// The cairo_scaled_font is created with a unit ctm so that metrics and
// positions are in user space, but this means that hinting effects will
// not be estimated accurately for non-unit transformations.
@ -2475,7 +2483,11 @@ CreateScaledFont(FcPattern *aPattern, cairo_font_face_t *aFace)
#ifdef MOZ_GFX_OPTIMIZE_MOBILE
cairo_font_options_set_hint_metrics(fontOptions, CAIRO_HINT_METRICS_OFF);
#else
cairo_font_options_set_hint_metrics(fontOptions, CAIRO_HINT_METRICS_ON);
if (printing) {
cairo_font_options_set_hint_metrics(fontOptions, CAIRO_HINT_METRICS_OFF);
} else {
cairo_font_options_set_hint_metrics(fontOptions, CAIRO_HINT_METRICS_ON);
}
#endif
// The remaining options have been recorded on the pattern and the face.
@ -2507,7 +2519,7 @@ CreateScaledFont(FcPattern *aPattern, cairo_font_face_t *aFace)
}
#endif
cairo_hint_style_t hint_style;
if (!hinting) {
if (printing || !hinting) {
hint_style = CAIRO_HINT_STYLE_NONE;
} else {
#ifdef FC_HINT_STYLE // FC_HINT_STYLE is available from fontconfig 2.2.91.