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/* Pango
* pangocairo-private.h: private symbols for the Cairo backend
*
* Copyright (C) 2000,2004 Red Hat, Inc.
*
* 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 __PANGOCAIRO_PRIVATE_H__
#define __PANGOCAIRO_PRIVATE_H__
#include <pango/pangocairo.h>
#include <pango/pango-renderer.h>
G_BEGIN_DECLS
#define PANGO_CAIRO_FONT_MAP_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), PANGO_TYPE_CAIRO_FONT_MAP, PangoCairoFontMapIface))
typedef struct _PangoCairoFontMapIface PangoCairoFontMapIface;
struct _PangoCairoFontMapIface
{
GTypeInterface g_iface;
void (*set_resolution) (PangoCairoFontMap *fontmap,
double dpi);
double (*get_resolution) (PangoCairoFontMap *fontmap);
PangoRenderer *(*get_renderer) (PangoCairoFontMap *fontmap);
};
PangoRenderer *_pango_cairo_font_map_get_renderer (PangoCairoFontMap *cfontmap);
#define PANGO_CAIRO_FONT_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), PANGO_TYPE_CAIRO_FONT, PangoCairoFontIface))
#define PANGO_TYPE_CAIRO_FONT (pango_cairo_font_get_type ())
#define PANGO_CAIRO_FONT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_CAIRO_FONT, PangoCairoFont))
#define PANGO_IS_CAIRO_FONT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_CAIRO_FONT))
typedef struct _PangoCairoFont PangoCairoFont;
typedef struct _PangoCairoFontIface PangoCairoFontIface;
struct _PangoCairoFontIface
{
GTypeInterface g_iface;
gboolean (*install) (PangoCairoFont *font,
cairo_t *cr);
cairo_font_face_t *(*get_font_face) (PangoCairoFont *font);
cairo_scaled_font_t *(*get_scaled_font) (PangoCairoFont *font);
};
GType pango_cairo_font_get_type (void);
gboolean _pango_cairo_font_install (PangoCairoFont *font,
cairo_t *cr);
cairo_font_face_t *_pango_cairo_font_get_font_face (PangoCairoFont *font);
cairo_scaled_font_t *_pango_cairo_font_get_scaled_font (PangoCairoFont *font);
#define PANGO_TYPE_CAIRO_RENDERER (pango_cairo_renderer_get_type())
#define PANGO_CAIRO_RENDERER(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_CAIRO_RENDERER, PangoCairoRenderer))
#define PANGO_IS_CAIRO_RENDERER(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_CAIRO_RENDERER))
typedef struct _PangoCairoRenderer PangoCairoRenderer;
GType pango_cairo_renderer_get_type (void);
const cairo_font_options_t *_pango_cairo_context_get_merged_font_options (PangoContext *context);
typedef struct _PangoCairoHexBoxInfo PangoCairoHexBoxInfo;
struct _PangoCairoHexBoxInfo
{
PangoFont *font;
int rows;
double digit_width;
double digit_height;
double pad_x;
double pad_y;
double line_width;
double box_descent;
double box_height;
};
PangoCairoHexBoxInfo *_pango_cairo_font_get_hex_box_info (PangoCairoFont *font);
void _pango_cairo_get_glyph_extents_missing (PangoCairoFont *cfont,
PangoGlyph glyph,
PangoRectangle *ink_rect,
PangoRectangle *logical_rect);
typedef struct _PangoCairoWarningHistory PangoCairoWarningHistory;
struct _PangoCairoWarningHistory {
guint font_install : 1;
guint font_get_scaled_font : 1;
};
extern PangoCairoWarningHistory _pango_cairo_warning_history;
G_END_DECLS
#endif /* __PANGOCAIRO_PRIVATE_H__ */
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