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Diffstat (limited to 'pango/pangofc-fontmap.h')
-rw-r--r-- | pango/pangofc-fontmap.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/pango/pangofc-fontmap.h b/pango/pangofc-fontmap.h new file mode 100644 index 00000000..9d02dee9 --- /dev/null +++ b/pango/pangofc-fontmap.h @@ -0,0 +1,106 @@ +/* Pango + * pangofc-fontmap.h: Base fontmap type for fontconfig-based backends + * + * Copyright (C) 2003 Red Hat Software + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __PANGO_FC_FONT_MAP_H__ +#define __PANGO_FC_FONT_MAP_H__ + +#include <fontconfig/fontconfig.h> +#include <pango/pango-fontmap.h> +#include <pango/pangofc-font.h> + +G_BEGIN_DECLS + +#define PANGO_TYPE_FC_FONT_MAP (pango_fc_font_map_get_type ()) +#define PANGO_FC_FONT_MAP(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_FC_FONT_MAP, PangoFcFontMap)) +#define PANGO_IS_FC_FONT_MAP(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_FC_FONT_MAP)) + +typedef struct _PangoFcFontMap PangoFcFontMap; +typedef struct _PangoFcFontMapClass PangoFcFontMapClass; +typedef struct _PangoFcFontMapPrivate PangoFcFontMapPrivate; + +#ifdef PANGO_ENABLE_BACKEND + +#define PANGO_FC_FONT_MAP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PANGO_TYPE_FC_FONT_MAP, PangoFcFontMapClass)) +#define PANGO_IS_FC_FONT_MAP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PANGO_TYPE_FC_FONT_MAP)) +#define PANGO_FC_FONT_MAP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PANGO_TYPE_FC_FONT_MAP, PangoFcFontMapClass)) + +/** + * PangoFcFontMap: + * + * #PangoFcFontMap is a base class for font map implementations + * using the FontConfig and FreeType libraries. To create a new + * backend using Fontconfig and FreeType, you derive from this class + * and implement a new_font() virtual function that creates an + * instance deriving from #PangoFcFont. + **/ +struct _PangoFcFontMap +{ + PangoFontMap parent_instance; + + PangoFcFontMapPrivate *priv; +}; + +/** + * PangoFcFontMapClass: + * @default_substitute: Substitutes in default values for + * unspecified fields in a #FcPattern. This will be called + * prior to creating a font for the pattern. May be %NULL. + * @new_font: Creates a new #PangoFcFont for the specified + * pattern of the appropriate type for this font map. The + * @pattern argument must be passed to the "pattern" property + * of #PangoFcFont when you call g_object_new() + * + * Class structure for #PangoFcFontMap. + **/ +struct _PangoFcFontMapClass +{ + /*< private >*/ + PangoFontMapClass parent_class; + + /*< public >*/ + void (*default_substitute) (PangoFcFontMap *fontmap, + FcPattern *pattern); + PangoFcFont *(*new_font) (PangoFcFontMap *fontmap, + FcPattern *pattern); + + /*< private >*/ + + /* Padding for future expansion */ + void (*_pango_reserved1) (void); + void (*_pango_reserved2) (void); + void (*_pango_reserved3) (void); + void (*_pango_reserved4) (void); +}; + +PangoContext * pango_fc_font_map_create_context (PangoFcFontMap *fcfontmap); +void pango_fc_font_map_cache_clear (PangoFcFontMap *fcfontmap); +void pango_fc_font_map_shutdown (PangoFcFontMap *fcfontmap); + +#endif + +GType pango_fc_font_map_get_type (void); + +PangoFontDescription *pango_fc_font_description_from_pattern (FcPattern *pattern, + gboolean include_size); + +G_END_DECLS + +#endif /* __PANGO_FC_FONT_MAP_H__ */ |