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[hb-cairo] Move color-cache to scaled-font

This commit is contained in:
Behdad Esfahbod 2023-01-20 15:15:52 -07:00
parent beba43eebe
commit 4f19c3b3be
1 changed files with 11 additions and 2 deletions
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13
src/hb-cairo.cc
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@ -308,6 +308,12 @@ hb_cairo_paint_sweep_gradient (hb_paint_funcs_t *pfuncs HB_UNUSED,
static const cairo_user_data_key_t color_cache_key = {0};
static void
_hb_cairo_destroy_map (void *p)
{
hb_map_destroy ((hb_map_t *) p);
}
static hb_bool_t
hb_cairo_paint_custom_palette_color (hb_paint_funcs_t *funcs,
void *paint_data,
@ -490,6 +496,9 @@ hb_cairo_init_scaled_font (cairo_scaled_font_t *scaled_font,
extents->descent = (double) -hb_extents.descender / y_scale;
extents->height = extents->ascent + extents->descent;
hb_map_t *color_cache = hb_map_create ();
cairo_scaled_font_set_user_data (scaled_font, &color_cache_key, color_cache, _hb_cairo_destroy_map);
return CAIRO_STATUS_SUCCESS;
}
@ -577,8 +586,8 @@ hb_cairo_render_color_glyph (cairo_scaled_font_t *scaled_font,
hb_font_get_scale (font, &x_scale, &y_scale);
cairo_scale (cr, +1./x_scale, -1./y_scale);
hb_map_t color_cache;
cairo_set_user_data (cr, &color_cache_key, &color_cache, nullptr);
void *color_cache = cairo_scaled_font_get_user_data (scaled_font, &color_cache_key);
cairo_set_user_data (cr, &color_cache_key, color_cache, nullptr);
hb_font_paint_glyph (font, glyph, hb_cairo_paint_get_funcs (), cr, palette, color);