gtk/gdk/gdkdrawable.h

432 lines
15 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(GTK_DISABLE_SINGLE_INCLUDES) && !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/gdkrgb.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <cairo.h>
G_BEGIN_DECLS
typedef struct _GdkDrawableClass GdkDrawableClass;
typedef struct _GdkTrapezoid GdkTrapezoid;
#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_rectangle) (GdkDrawable *drawable,
GdkGC *gc,
gboolean filled,
gint x,
gint y,
gint width,
gint height);
void (*draw_arc) (GdkDrawable *drawable,
GdkGC *gc,
gboolean filled,
gint x,
gint y,
gint width,
gint height,
gint angle1,
gint angle2);
void (*draw_polygon) (GdkDrawable *drawable,
GdkGC *gc,
gboolean filled,
GdkPoint *points,
gint npoints);
void (*draw_text) (GdkDrawable *drawable,
GdkFont *font,
GdkGC *gc,
gint x,
gint y,
const gchar *text,
gint text_length);
void (*draw_text_wc) (GdkDrawable *drawable,
GdkFont *font,
GdkGC *gc,
gint x,
gint y,
const GdkWChar *text,
gint text_length);
void (*draw_drawable) (GdkDrawable *drawable,
GdkGC *gc,
GdkDrawable *src,
GdkDrawable *original_src,
gint xsrc,
gint ysrc,
gint xdest,
gint ydest,
gint width,
gint height);
void (*draw_points) (GdkDrawable *drawable,
GdkGC *gc,
GdkPoint *points,
gint npoints);
void (*draw_segments) (GdkDrawable *drawable,
GdkGC *gc,
GdkSegment *segs,
gint nsegs);
void (*draw_lines) (GdkDrawable *drawable,
GdkGC *gc,
GdkPoint *points,
gint npoints);
void (*draw_glyphs) (GdkDrawable *drawable,
GdkGC *gc,
PangoFont *font,
gint x,
gint y,
PangoGlyphString *glyphs);
void (*draw_image) (GdkDrawable *drawable,
GdkGC *gc,
GdkImage *image,
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);
GdkImage* (*get_image) (GdkDrawable *drawable,
gint x,
gint y,
gint width,
gint height);
GdkRegion* (*get_clip_region) (GdkDrawable *drawable);
GdkRegion* (*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);
void (*draw_pixbuf) (GdkDrawable *drawable,
GdkGC *gc,
GdkPixbuf *pixbuf,
gint src_x,
gint src_y,
gint dest_x,
gint dest_y,
gint width,
gint height,
GdkRgbDither dither,
gint x_dither,
gint y_dither);
GdkImage* (*_copy_to_image) (GdkDrawable *drawable,
GdkImage *image,
gint src_x,
gint src_y,
gint dest_x,
gint dest_y,
gint width,
gint height);
void (*draw_glyphs_transformed) (GdkDrawable *drawable,
GdkGC *gc,
PangoMatrix *matrix,
PangoFont *font,
gint x,
gint y,
PangoGlyphString *glyphs);
void (*draw_trapezoids) (GdkDrawable *drawable,
GdkGC *gc,
GdkTrapezoid *trapezoids,
gint n_trapezoids);
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);
/* 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);
void (*_gdk_reserved16) (void);
};
struct _GdkTrapezoid
{
double y1, x11, x21, y2, x12, x22;
};
GType gdk_drawable_get_type (void) G_GNUC_CONST;
/* Manipulation of drawables
*/
#ifndef GDK_DISABLE_DEPRECATED
void gdk_drawable_set_data (GdkDrawable *drawable,
const gchar *key,
gpointer data,
GDestroyNotify destroy_func);
gpointer gdk_drawable_get_data (GdkDrawable *drawable,
const gchar *key);
#endif /* GDK_DISABLE_DEPRECATED */
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);
#ifndef GDK_DISABLE_DEPRECATED
GdkDrawable* gdk_drawable_ref (GdkDrawable *drawable);
void gdk_drawable_unref (GdkDrawable *drawable);
#endif /* GDK_DISABLE_DEPRECATED */
/* Drawing
*/
void gdk_draw_point (GdkDrawable *drawable,
GdkGC *gc,
gint x,
gint y);
void gdk_draw_line (GdkDrawable *drawable,
GdkGC *gc,
gint x1_,
gint y1_,
gint x2_,
gint y2_);
void gdk_draw_rectangle (GdkDrawable *drawable,
GdkGC *gc,
gboolean filled,
gint x,
gint y,
gint width,
gint height);
void gdk_draw_arc (GdkDrawable *drawable,
GdkGC *gc,
gboolean filled,
gint x,
gint y,
gint width,
gint height,
gint angle1,
gint angle2);
void gdk_draw_polygon (GdkDrawable *drawable,
GdkGC *gc,
gboolean filled,
const GdkPoint *points,
gint n_points);
#if !defined (GDK_DISABLE_DEPRECATED) || defined (GTK_COMPILATION)
/* Used by gtk_default_draw_string () */
void gdk_draw_string (GdkDrawable *drawable,
GdkFont *font,
GdkGC *gc,
gint x,
gint y,
const gchar *string);
#endif /* !GDK_DISABLE_DEPRECATED || GTK_COMPILATION */
#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)
/* Used by gdk_pixmap_draw_text (), gdk_window_draw_text() */
void gdk_draw_text (GdkDrawable *drawable,
GdkFont *font,
GdkGC *gc,
gint x,
gint y,
const gchar *text,
gint text_length);
/* Used by gdk_pixmap_draw_text_wc (), gdk_window_draw_text_wc () */
void gdk_draw_text_wc (GdkDrawable *drawable,
GdkFont *font,
GdkGC *gc,
gint x,
gint y,
const GdkWChar *text,
gint text_length);
#endif /* !GDK_DISABLE_DEPRECATED || GDK_COMPILATION */
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_image (GdkDrawable *drawable,
GdkGC *gc,
GdkImage *image,
gint xsrc,
gint ysrc,
gint xdest,
gint ydest,
gint width,
gint height);
void gdk_draw_points (GdkDrawable *drawable,
GdkGC *gc,
const GdkPoint *points,
gint n_points);
void gdk_draw_segments (GdkDrawable *drawable,
GdkGC *gc,
const GdkSegment *segs,
gint n_segs);
void gdk_draw_lines (GdkDrawable *drawable,
GdkGC *gc,
const GdkPoint *points,
gint n_points);
void gdk_draw_pixbuf (GdkDrawable *drawable,
GdkGC *gc,
const GdkPixbuf *pixbuf,
gint src_x,
gint src_y,
gint dest_x,
gint dest_y,
gint width,
gint height,
GdkRgbDither dither,
gint x_dither,
gint y_dither);
void gdk_draw_glyphs (GdkDrawable *drawable,
GdkGC *gc,
PangoFont *font,
gint x,
gint y,
PangoGlyphString *glyphs);
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);
void gdk_draw_glyphs_transformed (GdkDrawable *drawable,
GdkGC *gc,
const PangoMatrix *matrix,
PangoFont *font,
gint x,
gint y,
PangoGlyphString *glyphs);
void gdk_draw_trapezoids (GdkDrawable *drawable,
GdkGC *gc,
const GdkTrapezoid *trapezoids,
gint n_trapezoids);
#ifndef GDK_DISABLE_DEPRECATED
#define gdk_draw_pixmap gdk_draw_drawable
#define gdk_draw_bitmap gdk_draw_drawable
#endif /* GDK_DISABLE_DEPRECATED */
GdkImage* gdk_drawable_get_image (GdkDrawable *drawable,
gint x,
gint y,
gint width,
gint height);
GdkImage *gdk_drawable_copy_to_image (GdkDrawable *drawable,
GdkImage *image,
gint src_x,
gint src_y,
gint dest_x,
gint dest_y,
gint width,
gint height);
GdkRegion *gdk_drawable_get_clip_region (GdkDrawable *drawable);
GdkRegion *gdk_drawable_get_visible_region (GdkDrawable *drawable);
G_END_DECLS
#endif /* __GDK_DRAWABLE_H__ */