diff options
Diffstat (limited to 'src/xsettings.c')
| -rw-r--r-- | src/xsettings.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/xsettings.c b/src/xsettings.c index 71d02e61525..e71887e03d9 100644 --- a/src/xsettings.c +++ b/src/xsettings.c @@ -215,11 +215,116 @@ struct xsettings #define GSETTINGS_FONT_NAME "font-name" #endif +#ifdef HAVE_PGTK +#define GSETTINGS_FONT_ANTIALIASING "font-antialiasing" +#define GSETTINGS_FONT_RGBA_ORDER "font-rgba-order" +#define GSETTINGS_FONT_HINTING "font-hinting" +#endif /* The single GSettings instance, or NULL if not connected to GSettings. */ static GSettings *gsettings_client; +#ifdef HAVE_PGTK + +/* The cairo font_options as obtained using gsettings. */ +static cairo_font_options_t *font_options; + +/* Store an event for re-rendering of the fonts. */ +static void +store_font_options_changed (void) +{ + if (dpyinfo_valid (first_dpyinfo)) + store_config_changed_event (Qfont_render, + XCAR (first_dpyinfo->name_list_element)); +} + +/* Apply changes in the hinting system setting. */ +static void +apply_gsettings_font_hinting (GSettings *settings) +{ + GVariant *val = g_settings_get_value (settings, GSETTINGS_FONT_HINTING); + if (val) + { + g_variant_ref_sink (val); + if (g_variant_is_of_type (val, G_VARIANT_TYPE_STRING)) + { + const char *hinting = g_variant_get_string (val, NULL); + + if (!strcmp (hinting, "full")) + cairo_font_options_set_hint_style (font_options, + CAIRO_HINT_STYLE_FULL); + else if (!strcmp (hinting, "medium")) + cairo_font_options_set_hint_style (font_options, + CAIRO_HINT_STYLE_MEDIUM); + else if (!strcmp (hinting, "slight")) + cairo_font_options_set_hint_style (font_options, + CAIRO_HINT_STYLE_SLIGHT); + else if (!strcmp (hinting, "none")) + cairo_font_options_set_hint_style (font_options, + CAIRO_HINT_STYLE_NONE); + } + g_variant_unref (val); + } +} + +/* Apply changes in the antialiasing system setting. */ +static void +apply_gsettings_font_antialias (GSettings *settings) +{ + GVariant *val = g_settings_get_value (settings, GSETTINGS_FONT_ANTIALIASING); + if (val) + { + g_variant_ref_sink (val); + if (g_variant_is_of_type (val, G_VARIANT_TYPE_STRING)) + { + const char *antialias = g_variant_get_string (val, NULL); + + if (!strcmp (antialias, "none")) + cairo_font_options_set_antialias (font_options, + CAIRO_ANTIALIAS_NONE); + else if (!strcmp (antialias, "grayscale")) + cairo_font_options_set_antialias (font_options, + CAIRO_ANTIALIAS_GRAY); + else if (!strcmp (antialias, "rgba")) + cairo_font_options_set_antialias (font_options, + CAIRO_ANTIALIAS_SUBPIXEL); + } + g_variant_unref (val); + } +} + +/* Apply the settings for the rgb element ordering. */ +static void +apply_gsettings_font_rgba_order (GSettings *settings) +{ + GVariant *val = g_settings_get_value (settings, + GSETTINGS_FONT_RGBA_ORDER); + if (val) + { + g_variant_ref_sink (val); + if (g_variant_is_of_type (val, G_VARIANT_TYPE_STRING)) + { + const char *rgba_order = g_variant_get_string (val, NULL); + + if (!strcmp (rgba_order, "rgb")) + cairo_font_options_set_subpixel_order (font_options, + CAIRO_SUBPIXEL_ORDER_RGB); + else if (!strcmp (rgba_order, "bgr")) + cairo_font_options_set_subpixel_order (font_options, + CAIRO_SUBPIXEL_ORDER_BGR); + else if (!strcmp (rgba_order, "vrgb")) + cairo_font_options_set_subpixel_order (font_options, + CAIRO_SUBPIXEL_ORDER_VRGB); + else if (!strcmp (rgba_order, "vbgr")) + cairo_font_options_set_subpixel_order (font_options, + CAIRO_SUBPIXEL_ORDER_VBGR); + } + g_variant_unref (val); + } +} +#endif /* HAVE_PGTK */ + /* Callback called when something changed in GSettings. */ static void @@ -273,6 +378,23 @@ something_changed_gsettingsCB (GSettings *settings, } } #endif /* USE_CAIRO || HAVE_XFT */ +#ifdef HAVE_PGTK + else if (!strcmp (key, GSETTINGS_FONT_ANTIALIASING)) + { + apply_gsettings_font_antialias (settings); + store_font_options_changed (); + } + else if (!strcmp (key, GSETTINGS_FONT_HINTING)) + { + apply_gsettings_font_hinting (settings); + store_font_options_changed (); + } + else if (!strcmp (key, GSETTINGS_FONT_RGBA_ORDER)) + { + apply_gsettings_font_rgba_order (settings); + store_font_options_changed (); + } +#endif /* HAVE_PGTK */ } #endif /* HAVE_GSETTINGS */ @@ -900,6 +1022,16 @@ init_gsettings (void) dupstring (¤t_font, g_variant_get_string (val, NULL)); g_variant_unref (val); } + + /* Only use the gsettings font entries for the Cairo backend + running on PGTK. */ +#ifdef HAVE_PGTK + font_options = cairo_font_options_create (); + apply_gsettings_font_antialias (gsettings_client); + apply_gsettings_font_hinting (gsettings_client); + apply_gsettings_font_rgba_order (gsettings_client); +#endif /* HAVE_PGTK */ + #endif /* USE_CAIRO || HAVE_XFT */ #endif /* HAVE_GSETTINGS */ @@ -1021,6 +1153,17 @@ xsettings_get_system_normal_font (void) } #endif +#ifdef HAVE_PGTK +/* Return the cairo font options, updated from the gsettings font + config entries. The caller should call cairo_font_options_destroy + on the result. */ +cairo_font_options_t * +xsettings_get_font_options (void) +{ + return cairo_font_options_copy (font_options); +} +#endif + DEFUN ("font-get-system-normal-font", Ffont_get_system_normal_font, Sfont_get_system_normal_font, 0, 0, 0, @@ -1073,6 +1216,10 @@ syms_of_xsettings (void) gconf_client = NULL; PDUMPER_IGNORE (gconf_client); #endif +#ifdef HAVE_PGTK + font_options = NULL; + PDUMPER_IGNORE (font_options); +#endif DEFSYM (Qmonospace_font_name, "monospace-font-name"); DEFSYM (Qfont_name, "font-name"); |