gimp/app/core/gimpimagemap.h

50 lines
1.8 KiB
C

/* 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 __IMAGE_MAP_H__
#define __IMAGE_MAP_H__
typedef void (* ImageMapApplyFunc) (PixelRegion *srcPR,
PixelRegion *destPR,
gpointer data);
/* Image Map functions */
/* Successive image map apply functions can be called, but eventually
* MUST be followed with an image_map_commit or an image_map_abort call
* The image map is no longer valid after a call to commit or abort.
*/
ImageMap * image_map_create (GimpDisplay *gdisp,
GimpDrawable *drawable);
void image_map_apply (ImageMap *image_map,
ImageMapApplyFunc apply_func,
gpointer apply_data);
void image_map_commit (ImageMap *image_map);
void image_map_clear (ImageMap *image_map);
void image_map_abort (ImageMap *image_map);
guchar * image_map_get_color_at (ImageMap *image_map,
gint x,
gint y);
#endif /* __IMAGE_MAP_H__ */