mutter/cogl/cogl-rectangle-map.h

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/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2009 Intel Corporation.
*
* 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.
*/
#ifndef __COGL_RECTANGLE_MAP_H
#define __COGL_RECTANGLE_MAP_H
#include "cogl-types.h"
typedef struct _CoglRectangleMap CoglRectangleMap;
typedef struct _CoglRectangleMapEntry CoglRectangleMapEntry;
typedef void (* CoglRectangleMapCallback) (const CoglRectangleMapEntry *entry,
void *rectangle_data,
void *user_data);
struct _CoglRectangleMapEntry
{
unsigned int x, y;
unsigned int width, height;
};
CoglRectangleMap *
_cogl_rectangle_map_new (unsigned int width,
unsigned int height,
GDestroyNotify value_destroy_func);
CoglBool
_cogl_rectangle_map_add (CoglRectangleMap *map,
unsigned int width,
unsigned int height,
void *data,
CoglRectangleMapEntry *rectangle);
void
_cogl_rectangle_map_remove (CoglRectangleMap *map,
const CoglRectangleMapEntry *rectangle);
unsigned int
_cogl_rectangle_map_get_width (CoglRectangleMap *map);
unsigned int
_cogl_rectangle_map_get_height (CoglRectangleMap *map);
unsigned int
_cogl_rectangle_map_get_remaining_space (CoglRectangleMap *map);
unsigned int
_cogl_rectangle_map_get_n_rectangles (CoglRectangleMap *map);
void
_cogl_rectangle_map_foreach (CoglRectangleMap *map,
CoglRectangleMapCallback callback,
void *data);
void
_cogl_rectangle_map_free (CoglRectangleMap *map);
#endif /* __COGL_RECTANGLE_MAP_H */