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/* Pango
* pangoxft-render.h: Rendering routines for the Xft library
*
* Copyright (C) 2004 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 __PANGOXFT_RENDER_H__
#define __PANGOXFT_RENDER_H__
#include <pango/pango-renderer.h>
G_BEGIN_DECLS
#define _XFT_NO_COMPAT_
#include <X11/Xlib.h>
#include <X11/Xft/Xft.h>
#if defined(XftVersion) && XftVersion >= 20000
#else
#error "must have Xft version 2 or newer"
#endif
typedef struct _PangoXftRenderer PangoXftRenderer;
typedef struct _PangoXftRendererClass PangoXftRendererClass;
typedef struct _PangoXftRendererPrivate PangoXftRendererPrivate;
#define PANGO_TYPE_XFT_RENDERER (pango_xft_renderer_get_type())
#define PANGO_XFT_RENDERER(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_XFT_RENDERER, PangoXftRenderer))
#define PANGO_IS_XFT_RENDERER(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_XFT_RENDERER))
#define PANGO_XFT_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PANGO_TYPE_XFT_RENDERER, PangoXftRendererClass))
#define PANGO_IS_XFT_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PANGO_TYPE_XFT_RENDERER))
#define PANGO_XFT_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PANGO_TYPE_XFT_RENDERER, PangoXftRendererClass))
/**
* PangoXftRenderer:
*
* #PangoXftRenderer is a subclass of #PangoRenderer used for rendering
* with Pango's Xft backend. It can be used directly, or it can be
* further subclassed to modify exactly how drawing of individual
* elements occurs.
*
* Since: 1.8
*/
struct _PangoXftRenderer
{
/*< private >*/
PangoRenderer parent_instance;
Display *display;
int screen;
XftDraw *draw;
PangoXftRendererPrivate *priv;
};
/**
* PangoXftRendererClass:
* @composite_trapezoids: draw the specified trapezoids using
* the current color and other attributes for @part
* @composite_glyphs: draw the specified glyphs using
* the current foreground color and other foreground
* attributes
*
* The class structure for #PangoXftRenderer
*
* Since: 1.8
*/
struct _PangoXftRendererClass
{
/*< private >*/
PangoRendererClass parent_class;
/*< public >*/
void (*composite_trapezoids) (PangoXftRenderer *xftrenderer,
PangoRenderPart part,
XTrapezoid *trapezoids,
int n_trapezoids);
void (*composite_glyphs) (PangoXftRenderer *xftrenderer,
XftFont *xft_font,
XftGlyphSpec *glyphs,
int n_glyphs);
};
PANGO_AVAILABLE_IN_1_8
GType pango_xft_renderer_get_type (void) G_GNUC_CONST;
PANGO_AVAILABLE_IN_1_8
PangoRenderer *pango_xft_renderer_new (Display *display,
int screen);
PANGO_AVAILABLE_IN_1_8
void pango_xft_renderer_set_draw (PangoXftRenderer *xftrenderer,
XftDraw *draw);
PANGO_AVAILABLE_IN_1_8
void pango_xft_renderer_set_default_color (PangoXftRenderer *xftrenderer,
PangoColor *default_color);
PANGO_AVAILABLE_IN_ALL
void pango_xft_render (XftDraw *draw,
XftColor *color,
PangoFont *font,
PangoGlyphString *glyphs,
gint x,
gint y);
PANGO_AVAILABLE_IN_ALL
void pango_xft_picture_render (Display *display,
Picture src_picture,
Picture dest_picture,
PangoFont *font,
PangoGlyphString *glyphs,
gint x,
gint y);
PANGO_AVAILABLE_IN_1_8
void pango_xft_render_transformed (XftDraw *draw,
XftColor *color,
PangoMatrix *matrix,
PangoFont *font,
PangoGlyphString *glyphs,
int x,
int y);
PANGO_AVAILABLE_IN_1_8
void pango_xft_render_layout_line (XftDraw *draw,
XftColor *color,
PangoLayoutLine *line,
int x,
int y);
PANGO_AVAILABLE_IN_1_8
void pango_xft_render_layout (XftDraw *draw,
XftColor *color,
PangoLayout *layout,
int x,
int y);
G_END_DECLS
#endif /* __PANGOXFT_RENDER_H__ */
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