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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __PIXEL_REGION_H__
#define __PIXEL_REGION_H__
#include "tile_manager.h"
typedef struct _PixelRegion PixelRegion;
struct _PixelRegion
{
unsigned char * data; /* pointer to region data */
TileManager * tiles; /* pointer to tiles */
int rowstride; /* bytes per pixel row */
int x, y; /* origin */
int w, h; /* width and height of region */
int bytes; /* bytes per pixel */
int dirty; /* will this region be dirtied? */
int process_count; /* used internally */
};
/* PixelRegion functions */
void pixel_region_init (PixelRegion *, TileManager *, int, int, int, int, int);
void pixel_region_resize (PixelRegion *, int, int, int, int);
void pixel_region_get_row (PixelRegion *, int, int, int, unsigned char *, int);
void pixel_region_set_row (PixelRegion *, int, int, int, unsigned char *);
void pixel_region_get_col (PixelRegion *, int, int, int, unsigned char *, int);
void pixel_region_set_col (PixelRegion *, int, int, int, unsigned char *);
void *pixel_regions_register (int, ...);
void *pixel_regions_process (void *);
void pixel_regions_process_stop (void *);
#endif /* __PIXEL_REGION_H__ */
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