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/* Pango
* pangox.h:
*
* Copyright (C) 1999 Red Hat Software
* Copyright (C) 2000 SuSE Linux Ltd
*
* 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 __PANGOX_H__
#define __PANGOX_H__
#include <glib.h>
#include <pango/pango-layout.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include <X11/Xlib.h>
#define PANGO_RENDER_TYPE_X "PangoRenderX"
typedef GC (*PangoGetGCFunc) (PangoContext *context, PangoColor *color, GC base_gc);
typedef void (*PangoFreeGCFunc) (PangoContext *context, GC gc);
/* Calls for applications
*/
PangoContext * pango_x_get_context (Display *display);
void pango_x_context_set_funcs (PangoContext *context,
PangoGetGCFunc get_gc_func,
PangoFreeGCFunc free_gc_func);
PangoFont * pango_x_load_font (Display *display,
gchar *spec);
void pango_x_render (Display *display,
Drawable d,
GC gc,
PangoFont *font,
PangoGlyphString *glyphs,
gint x,
gint y);
void pango_x_render_layout_line (Display *display,
Drawable drawable,
GC gc,
PangoLayoutLine *line,
int x,
int y);
void pango_x_render_layout (Display *display,
Drawable drawable,
GC gc,
PangoLayout *layout,
int x,
int y);
/* API for rendering modules
*/
typedef guint16 PangoXSubfont;
#define PANGO_X_MAKE_GLYPH(subfont,index) ((subfont)<<16 | (index))
#define PANGO_X_GLYPH_SUBFONT(glyph) ((glyph)>>16)
#define PANGO_X_GLYPH_INDEX(glyph) ((glyph) & 0xffff)
int pango_x_list_subfonts (PangoFont *font,
char **charsets,
int n_charsets,
PangoXSubfont **subfont_ids,
int **subfont_charsets);
gboolean pango_x_has_glyph (PangoFont *font,
PangoGlyph glyph);
PangoGlyph pango_x_get_unknown_glyph (PangoFont *font);
/* API for libraries that want to use PangoX mixed with classic X fonts.
*/
typedef struct _PangoXFontCache PangoXFontCache;
PangoXFontCache *pango_x_font_cache_new (Display *display);
void pango_x_font_cache_free (PangoXFontCache *cache);
XFontStruct * pango_x_font_cache_load (PangoXFontCache *cache,
const char *xlfd);
void pango_x_font_cache_unload (PangoXFontCache *cache,
XFontStruct *fs);
PangoFontMap * pango_x_font_map_for_display (Display *display);
void pango_x_shutdown_display (Display *display);
PangoXFontCache *pango_x_font_map_get_font_cache (PangoFontMap *font_map);
char *pango_x_font_subfont_xlfd (PangoFont *font,
PangoXSubfont subfont_id);
gboolean pango_x_find_first_subfont (PangoFont *font,
char **charsets,
int n_charsets,
PangoXSubfont *rfont);
void pango_x_fallback_shape (PangoFont *font,
PangoGlyphString *glyphs,
const char *text,
int n_chars);
gboolean pango_x_apply_ligatures (PangoFont *font,
PangoXSubfont subfont,
gunichar **glyphs,
int *n_glyphs,
int **clusters);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __PANGOX_H__ */
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