gtk2/gdk/gdkdrawable.h
2010-08-10 21:02:28 +02:00

188 lines
6.7 KiB
C

/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
#ifndef __GDK_DRAWABLE_H__
#define __GDK_DRAWABLE_H__
#include <gdk/gdktypes.h>
#include <gdk/gdkgc.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <cairo.h>
G_BEGIN_DECLS
typedef struct _GdkDrawableClass GdkDrawableClass;
#define GDK_TYPE_DRAWABLE (gdk_drawable_get_type ())
#define GDK_DRAWABLE(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DRAWABLE, GdkDrawable))
#define GDK_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DRAWABLE, GdkDrawableClass))
#define GDK_IS_DRAWABLE(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DRAWABLE))
#define GDK_IS_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DRAWABLE))
#define GDK_DRAWABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DRAWABLE, GdkDrawableClass))
struct _GdkDrawable
{
GObject parent_instance;
};
struct _GdkDrawableClass
{
GObjectClass parent_class;
GdkGC *(*create_gc) (GdkDrawable *drawable,
GdkGCValues *values,
GdkGCValuesMask mask);
void (*draw_drawable) (GdkDrawable *drawable,
GdkGC *gc,
GdkDrawable *src,
gint xsrc,
gint ysrc,
gint xdest,
gint ydest,
gint width,
gint height);
gint (*get_depth) (GdkDrawable *drawable);
void (*get_size) (GdkDrawable *drawable,
gint *width,
gint *height);
void (*set_colormap) (GdkDrawable *drawable,
GdkColormap *cmap);
GdkColormap* (*get_colormap) (GdkDrawable *drawable);
GdkVisual* (*get_visual) (GdkDrawable *drawable);
GdkScreen* (*get_screen) (GdkDrawable *drawable);
cairo_region_t* (*get_clip_region) (GdkDrawable *drawable);
cairo_region_t* (*get_visible_region) (GdkDrawable *drawable);
GdkDrawable* (*get_composite_drawable) (GdkDrawable *drawable,
gint x,
gint y,
gint width,
gint height,
gint *composite_x_offset,
gint *composite_y_offset);
cairo_surface_t *(*ref_cairo_surface) (GdkDrawable *drawable);
GdkDrawable *(*get_source_drawable) (GdkDrawable *drawable);
void (*set_cairo_clip) (GdkDrawable *drawable,
cairo_t *cr);
cairo_surface_t * (*create_cairo_surface) (GdkDrawable *drawable,
int width,
int height);
void (*draw_drawable_with_src) (GdkDrawable *drawable,
GdkGC *gc,
GdkDrawable *src,
gint xsrc,
gint ysrc,
gint xdest,
gint ydest,
gint width,
gint height,
GdkDrawable *original_src);
/* Padding for future expansion */
void (*_gdk_reserved7) (void);
void (*_gdk_reserved9) (void);
void (*_gdk_reserved10) (void);
void (*_gdk_reserved11) (void);
void (*_gdk_reserved12) (void);
void (*_gdk_reserved13) (void);
void (*_gdk_reserved14) (void);
void (*_gdk_reserved15) (void);
};
GType gdk_drawable_get_type (void) G_GNUC_CONST;
/* Manipulation of drawables
*/
void gdk_drawable_get_size (GdkDrawable *drawable,
gint *width,
gint *height);
void gdk_drawable_set_colormap (GdkDrawable *drawable,
GdkColormap *colormap);
GdkColormap* gdk_drawable_get_colormap (GdkDrawable *drawable);
GdkVisual* gdk_drawable_get_visual (GdkDrawable *drawable);
gint gdk_drawable_get_depth (GdkDrawable *drawable);
GdkScreen* gdk_drawable_get_screen (GdkDrawable *drawable);
GdkDisplay* gdk_drawable_get_display (GdkDrawable *drawable);
/* Drawing
*/
void gdk_draw_drawable (GdkDrawable *drawable,
GdkGC *gc,
GdkDrawable *src,
gint xsrc,
gint ysrc,
gint xdest,
gint ydest,
gint width,
gint height);
void gdk_draw_layout_line (GdkDrawable *drawable,
GdkGC *gc,
gint x,
gint y,
PangoLayoutLine *line);
void gdk_draw_layout (GdkDrawable *drawable,
GdkGC *gc,
gint x,
gint y,
PangoLayout *layout);
void gdk_draw_layout_line_with_colors (GdkDrawable *drawable,
GdkGC *gc,
gint x,
gint y,
PangoLayoutLine *line,
const GdkColor *foreground,
const GdkColor *background);
void gdk_draw_layout_with_colors (GdkDrawable *drawable,
GdkGC *gc,
gint x,
gint y,
PangoLayout *layout,
const GdkColor *foreground,
const GdkColor *background);
cairo_region_t *gdk_drawable_get_clip_region (GdkDrawable *drawable);
cairo_region_t *gdk_drawable_get_visible_region (GdkDrawable *drawable);
G_END_DECLS
#endif /* __GDK_DRAWABLE_H__ */