diff options
Diffstat (limited to 'pango/pangocairo-fcfont.c')
| -rw-r--r-- | pango/pangocairo-fcfont.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/pango/pangocairo-fcfont.c b/pango/pangocairo-fcfont.c index 4453b5ab..1e5b8c3e 100644 --- a/pango/pangocairo-fcfont.c +++ b/pango/pangocairo-fcfont.c @@ -35,6 +35,7 @@ #include <hb-ot.h> #include <freetype/ftmm.h> +#include <freetype/ftcolor.h> #define PANGO_TYPE_CAIRO_FC_FONT (pango_cairo_fc_font_get_type ()) #define PANGO_CAIRO_FC_FONT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_CAIRO_FC_FONT, PangoCairoFcFont)) @@ -275,3 +276,45 @@ _pango_cairo_fc_font_new (PangoCairoFcFontMap *cffontmap, return (PangoFcFont *) cffont; } + +void +pango_cairo_fc_font_install (PangoFcFont *font, + cairo_t *cr, + gboolean has_light_background) +{ + FT_Face face = pango_fc_font_lock_face (font); + FT_Palette_Data palettes; + int index = 0; + FT_Color *palette; + + FT_Palette_Data_Get (face, &palettes); + for (int i = 0; i < palettes.num_palettes; i++) + { + if (has_light_background) + { + if (palettes.palette_flags[i] & FT_PALETTE_FOR_LIGHT_BACKGROUND) + { + index = i; + break; + } + } + else + { + if (palettes.palette_flags[i] & FT_PALETTE_FOR_DARK_BACKGROUND) + { + index = i; + break; + } + } + } + + FT_Palette_Select (face, index, &palette); +} + +void +pango_cairo_fc_font_uninstall (PangoFcFont *font, + cairo_t *cr) +{ + pango_fc_font_unlock_face (font); +} + |