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/* 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_FONT_H__
#define __PANGO_FONT_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include <pango-coverage.h>
#include <pango-types.h>
typedef struct _PangoFontDescription PangoFontDescription;
typedef struct _PangoFont PangoFont;
typedef struct _PangoFontClass PangoFontClass;
typedef struct _PangoFontMap PangoFontMap;
typedef struct _PangoFontMapClass PangoFontMapClass;
typedef enum {
PANGO_STYLE_NORMAL,
PANGO_STYLE_OBLIQUE,
PANGO_STYLE_ITALIC
} PangoStyle;
typedef enum {
PANGO_VARIANT_NORMAL,
PANGO_VARIANT_SMALL_CAPS
} PangoVariant;
typedef enum {
PANGO_WEIGHT_NORMAL = 400,
PANGO_WEIGHT_BOLD = 700
} PangoWeight;
typedef enum {
PANGO_STRETCH_ULTRA_CONDENSED,
PANGO_STRETCH_EXTRA_CONDENSED,
PANGO_STRETCH_CONDENSED,
PANGO_STRETCH_SEMI_CONDENSED,
PANGO_STRETCH_NORMAL,
PANGO_STRETCH_SEMI_EXPANDED,
PANGO_STRETCH_EXPANDED,
PANGO_STRETCH_EXTRA_EXPANDED,
PANGO_STRETCH_ULTRA_EXPANDED
} PangoStretch;
struct _PangoFontDescription {
gchar *family_name;
PangoStyle style;
PangoVariant variant;
PangoWeight weight;
PangoStretch stretch;
};
PangoFontDescription *pango_font_description_copy (PangoFontDescription *desc);
void pango_font_description_free (PangoFontDescription *desc);
void pango_font_descriptions_free (PangoFontDescription **descs,
int n_descs);
/* Logical fonts
*/
struct _PangoFont
{
PangoFontClass *klass;
/*< private >*/
gint ref_count;
GData *data;
};
struct _PangoFontClass
{
void (*destroy) (PangoFont *font);
PangoFontDescription *(*describe) (PangoFont *font);
PangoCoverage * (*get_coverage) (PangoFont *font);
PangoEngineShape * (*find_shaper) (PangoFont *font,
const gchar *lang,
guint32 ch);
};
void pango_font_init (PangoFont *font);
void pango_font_ref (PangoFont *font);
void pango_font_unref (PangoFont *font);
gpointer pango_font_get_data (PangoFont *font,
gchar *key);
void pango_font_set_data (PangoFont *font,
gchar *key,
gpointer data,
GDestroyNotify destroy_func);
PangoFontDescription *pango_font_describe (PangoFont *font);
PangoCoverage * pango_font_get_coverage (PangoFont *font);
PangoEngineShape * pango_font_find_shaper (PangoFont *font,
const gchar *lang,
guint32 ch);
/*
* Font Map
*/
struct _PangoFontMap
{
PangoFontMapClass *klass;
/*< private >*/
gint ref_count;
};
struct _PangoFontMapClass
{
void (*destroy) (PangoFontMap *fontmap);
PangoFont *(*load_font) (PangoFontMap *fontmap,
PangoFontDescription *desc,
double size);
void (*list_fonts) (PangoFontMap *fontmap,
PangoFontDescription ***descs,
int *n_descs);
};
void pango_font_map_init (PangoFontMap *fontmap);
void pango_font_map_ref (PangoFontMap *fontmap);
void pango_font_map_unref (PangoFontMap *fontmap);
PangoFont *pango_font_map_load_font (PangoFontMap *fontmap,
PangoFontDescription *desc,
double size);
void pango_font_map_list_fonts (PangoFontMap *fontmap,
PangoFontDescription ***descs,
int *n_descs);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif __PANGO_FONT_H__
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