diff options
Diffstat (limited to 'pango/pango-fontmap-private.h')
-rw-r--r-- | pango/pango-fontmap-private.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/pango/pango-fontmap-private.h b/pango/pango-fontmap-private.h new file mode 100644 index 00000000..1bece87d --- /dev/null +++ b/pango/pango-fontmap-private.h @@ -0,0 +1,129 @@ +/* Pango + * pango-font.h: Font handling + * + * Copyright (C) 2000 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_FONTMAP_PRIVATE_H__ +#define __PANGO_FONTMAP_PRIVATE_H__ + +#include <pango/pango-font-private.h> +#include <pango/pango-fontset.h> +#include <pango/pango-fontmap.h> + +G_BEGIN_DECLS + + +/** + * PANGO_FONT_MAP_CLASS: + * @klass: a #GObject. + * + * Casts a #GObject to a #PangoFontMapClass. + */ +/** + * PANGO_IS_FONT_MAP_CLASS: + * @klass: a #GObject. + * + * Returns: %TRUE if @klass is a subtype of #PangoFontMapClass. + */ +/** + * PANGO_FONT_MAP_GET_CLASS: + * @obj: a #PangoFontMap. + * + * Returns: class of @obj + */ +#define PANGO_FONT_MAP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PANGO_TYPE_FONT_MAP, PangoFontMapClass)) +#define PANGO_IS_FONT_MAP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PANGO_TYPE_FONT_MAP)) +#define PANGO_FONT_MAP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PANGO_TYPE_FONT_MAP, PangoFontMapClass)) + +typedef struct _PangoFontMapClass PangoFontMapClass; + +/** + * PangoFontMap: + * + * The #PangoFontMap represents the set of fonts available for a + * particular rendering system. This is a virtual object with + * implementations being specific to particular rendering systems. To + * create an implementation of a #PangoFontMap, the rendering-system + * specific code should allocate a larger structure that contains a nested + * #PangoFontMap, fill in the <structfield>klass</structfield> member of the nested #PangoFontMap with a + * pointer to a appropriate #PangoFontMapClass, then call + * pango_font_map_init() on the structure. + * + * The #PangoFontMap structure contains one member which the implementation + * fills in. + */ +struct _PangoFontMap +{ + GObject parent_instance; +}; + +/** + * PangoFontMapClass: + * @parent_class: parent #GObjectClass. + * @load_font: a function to load a font with a given description. See + * pango_font_map_load_font(). + * @list_families: A function to list available font families. See + * pango_font_map_list_families(). + * @load_fontset: a function to load a fontset with a given given description + * suitable for a particular language. See pango_font_map_load_fontset(). + * @shape_engine_type: the type of rendering-system-dependent engines that + * can handle fonts of this fonts loaded with this fontmap. + * @get_serial: a function to get the serial number of the fontmap. + * See pango_font_map_get_serial(). + * @changed: See pango_font_map_changed() + * + * The #PangoFontMapClass structure holds the virtual functions for + * a particular #PangoFontMap implementation. + */ +struct _PangoFontMapClass +{ + GObjectClass parent_class; + + /*< public >*/ + + PangoFont * (*load_font) (PangoFontMap *fontmap, + PangoContext *context, + const PangoFontDescription *desc); + void (*list_families) (PangoFontMap *fontmap, + PangoFontFamily ***families, + int *n_families); + PangoFontset *(*load_fontset) (PangoFontMap *fontmap, + PangoContext *context, + const PangoFontDescription *desc, + PangoLanguage *language); + + const char *shape_engine_type; + + guint (*get_serial) (PangoFontMap *fontmap); + void (*changed) (PangoFontMap *fontmap); + + /*< private >*/ + + /* Padding for future expansion */ + void (*_pango_reserved1) (void); + void (*_pango_reserved2) (void); +}; + +PANGO_DEPRECATED_IN_1_38 +const char *pango_font_map_get_shape_engine_type (PangoFontMap *fontmap); + + +G_END_DECLS + +#endif /* __PANGO_FONTMAP_PRIVATE_H__ */ |