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bug 375750. don't recreate CGFontRefs every time we draw -- cache them. fixes multiple embeddings of fonts when drawing to a quartz print surface. r=vlad a=schrep

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This commit is contained in:
pavlov@pavlov.net 2007-11-01 19:08:31 -07:00
parent 462640415e
commit 81a003c93d
3 changed files with 24 additions and 8 deletions
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19
gfx/cairo/cairo/src/cairo-atsui-font.c
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@ -90,6 +90,7 @@ struct _cairo_atsui_font {
Fixed size;
CGAffineTransform font_matrix;
CGFontRef cgfref;
};
struct _cairo_atsui_font_face {
@ -281,6 +282,8 @@ _cairo_atsui_font_create_scaled (cairo_font_face_t *font_face,
status = _cairo_atsui_font_set_metrics (font);
font->cgfref = NULL;
FAIL:
if (status) {
cairo_scaled_font_destroy (&font->base);
@ -408,6 +411,9 @@ _cairo_atsui_font_fini(void *abstract_font)
ATSUDisposeStyle(font->style);
if (font->unscaled_style)
ATSUDisposeStyle(font->unscaled_style);
if (font->cgfref)
CGFontRelease(font->cgfref);
}
static GlyphID
@ -861,6 +867,19 @@ _cairo_atsui_scaled_font_get_atsu_font_id (cairo_scaled_font_t *sfont)
return afont->fontID;
}
CGFontRef
_cairo_atsui_scaled_font_get_cg_font_ref (cairo_scaled_font_t *sfont)
{
cairo_atsui_font_t *afont = (cairo_atsui_font_t *) sfont;
if (!afont->cgfref) {
ATSFontRef atsfref = FMGetATSFontRefFromFont (afont->fontID);
afont->cgfref = CGFontCreateWithPlatformFont (&atsfref);
}
return afont->cgfref;
}
static cairo_int_status_t
_cairo_atsui_load_truetype_table (void *abstract_font,
unsigned long tag,

3
gfx/cairo/cairo/src/cairo-quartz-private.h
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@ -72,6 +72,9 @@ _cairo_atsui_scaled_font_get_atsu_style (cairo_scaled_font_t *sfont);
ATSUFontID
_cairo_atsui_scaled_font_get_atsu_font_id (cairo_scaled_font_t *sfont);
CGFontRef
_cairo_atsui_scaled_font_get_cg_font_ref (cairo_scaled_font_t *sfont);
#endif /* CAIRO_HAS_ATSUI_FONT */
#endif /* CAIRO_QUARTZ_PRIVATE_H */

10
gfx/cairo/cairo/src/cairo-quartz-surface.c
View File

@ -1369,9 +1369,6 @@ _cairo_quartz_surface_show_glyphs (void *abstract_surface,
int num_glyphs,
cairo_scaled_font_t *scaled_font)
{
ATSUFontID fid;
ATSFontRef atsfref;
CGFontRef cgfref;
CGAffineTransform cairoTextTransform, textTransform, ctm;
// XXXtodo/perf: stack storage for glyphs/sizes
#define STATIC_BUF_SIZE 64
@ -1410,12 +1407,9 @@ _cairo_quartz_surface_show_glyphs (void *abstract_surface,
CGContextSetCompositeOperation (surface->cgContext, _cairo_quartz_cairo_operator_to_quartz (op));
fid = _cairo_atsui_scaled_font_get_atsu_font_id (scaled_font);
atsfref = FMGetATSFontRefFromFont (fid);
cgfref = CGFontCreateWithPlatformFont (&atsfref);
/* this doesn't addref */
CGFontRef cgfref = _cairo_atsui_scaled_font_get_cg_font_ref (scaled_font);
CGContextSetFont (surface->cgContext, cgfref);
CGFontRelease (cgfref);
/* So this should include the size; I don't know if I need to extract the
* size from this and call CGContextSetFontSize.. will I get crappy hinting