mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-13 12:20:10 +00:00
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
|
#ifndef __GDK_REGION_H__
|
||
|
|
#define __GDK_REGION_H__
|
||
|
|
|
||
|
|
#include <gdk/gdktypes.h>
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif /* __cplusplus */
|
||
|
|
|
||
|
|
/* GC fill rule for polygons
|
||
|
|
* EvenOddRule
|
||
|
|
* WindingRule
|
||
|
|
*/
|
||
|
|
typedef enum
|
||
|
|
{
|
||
|
|
GDK_EVEN_ODD_RULE,
|
||
|
|
GDK_WINDING_RULE
|
||
|
|
} GdkFillRule;
|
||
|
|
|
||
|
|
/* Types of overlapping between a rectangle and a region
|
||
|
|
* GDK_OVERLAP_RECTANGLE_IN: rectangle is in region
|
||
|
|
* GDK_OVERLAP_RECTANGLE_OUT: rectangle in not in region
|
||
|
|
* GDK_OVERLAP_RECTANGLE_PART: rectangle in partially in region
|
||
|
|
*/
|
||
|
|
typedef enum
|
||
|
|
{
|
||
|
|
GDK_OVERLAP_RECTANGLE_IN,
|
||
|
|
GDK_OVERLAP_RECTANGLE_OUT,
|
||
|
|
GDK_OVERLAP_RECTANGLE_PART
|
||
|
|
} GdkOverlapType;
|
||
|
|
|
||
|
|
struct _GdkRegion
|
||
|
|
{
|
||
|
|
gpointer user_data;
|
||
|
|
};
|
||
|
|
|
||
|
|
GdkRegion* gdk_region_new (void);
|
||
|
|
void gdk_region_destroy (GdkRegion *region);
|
||
|
|
|
||
|
|
void gdk_region_get_clipbox(GdkRegion *region,
|
||
|
|
GdkRectangle *rectangle);
|
||
|
|
|
||
|
|
gboolean gdk_region_empty (GdkRegion *region);
|
||
|
|
gboolean gdk_region_equal (GdkRegion *region1,
|
||
|
|
GdkRegion *region2);
|
||
|
|
gboolean gdk_region_point_in (GdkRegion *region,
|
||
|
|
int x,
|
||
|
|
int y);
|
||
|
|
GdkOverlapType gdk_region_rect_in (GdkRegion *region,
|
||
|
|
GdkRectangle *rect);
|
||
|
|
|
||
|
|
GdkRegion* gdk_region_polygon (GdkPoint *points,
|
||
|
|
gint npoints,
|
||
|
|
GdkFillRule fill_rule);
|
||
|
|
|
||
|
|
void gdk_region_offset (GdkRegion *region,
|
||
|
|
gint dx,
|
||
|
|
gint dy);
|
||
|
|
void gdk_region_shrink (GdkRegion *region,
|
||
|
|
gint dx,
|
||
|
|
gint dy);
|
||
|
|
|
||
|
|
GdkRegion* gdk_region_union_with_rect (GdkRegion *region,
|
||
|
|
GdkRectangle *rect);
|
||
|
|
GdkRegion* gdk_regions_intersect (GdkRegion *source1,
|
||
|
|
GdkRegion *source2);
|
||
|
|
GdkRegion* gdk_regions_union (GdkRegion *source1,
|
||
|
|
GdkRegion *source2);
|
||
|
|
GdkRegion* gdk_regions_subtract (GdkRegion *source1,
|
||
|
|
GdkRegion *source2);
|
||
|
|
GdkRegion* gdk_regions_xor (GdkRegion *source1,
|
||
|
|
GdkRegion *source2);
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif /* __cplusplus */
|
||
|
|
|
||
|
|
#endif /* __GDK_REGION_H__ */
|