gimp/libgimp/gimpmisc.h

/* LIBGIMP - The GIMP Library
 * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
 *
 * gimpmisc.h
 * Contains all kinds of miscellaneous routines factored out from different
 * plug-ins. They stay here until their API has crystalized a bit and we can
 * put them into the file where they belong (Maurits Rijk 
 * <lpeek.mrijk@consunet.nl> if you want to blame someone for this mess)
 *
 * 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 __GIMP_MISC_H__
#define __GIMP_MISC_H__

G_BEGIN_DECLS

/* For information look into the C source or the html documentation */

enum
{
  PIXEL_WRAP,
  PIXEL_SMEAR,
  PIXEL_BLACK
};

typedef struct
{
  gint       col, row;
  gint       img_width;
  gint	     img_height;
  gint 	     sel_x1, sel_y1, sel_x2, sel_y2;
  gint	     img_bpp;
  gint	     img_has_alpha;
  gint       tile_width, tile_height;
  guchar     bg_color[4];
  GimpDrawable *drawable;
  GimpTile     *tile;
} GimpPixelFetcher;

GimpPixelFetcher *gimp_pixel_fetcher_new         (GimpDrawable *drawable);
void             gimp_pixel_fetcher_set_bg_color (GimpPixelFetcher *pf);
void             gimp_pixel_fetcher_get_pixel    (GimpPixelFetcher *pf, 
						  gint x, 
						  gint y, 
						  guchar *pixel);
void             gimp_pixel_fetcher_get_pixel2   (GimpPixelFetcher *pf, 
						  gint x, 
						  gint y, 
						  gint wrapmode,
						  guchar *pixel);
void             gimp_pixel_fetcher_destroy      (GimpPixelFetcher *pf);


void		 gimp_get_bg_guchar (GimpDrawable *drawable,
				     gboolean transparent,
				     guchar *bg);

G_END_DECLS

#endif /* __GIMP_MISC_H__ */