gimp/plug-ins/rcm/rcm_gdk.h

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1999-04-06 04:31:20 +08:00
/*
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This is a plug-in for the GIMP.
*
* Colormap-Rotation plug-in. Exchanges two color ranges.
*
* Copyright (C) 1999 Sven Anders (anderss@fmi.uni-passau.de)
* Based on code from Pavel Grinfeld (pavel@ml.com)
*
*
* 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.
*/
/*-----------------------------------------------------------------------------------
* Change log:
*
* Version 2.0, 04 April 1999.
* Nearly complete rewrite, made plug-in stable.
* (Works with GIMP 1.1 and GTK+ 1.2)
*
* Version 1.0, 27 March 1997.
* Initial (unstable) release by Pavel Grinfeld
*
*-----------------------------------------------------------------------------------*/
/*-----------------------------------------------------------------------------------*/
/* Global defines */
/*-----------------------------------------------------------------------------------*/
#define RADIUS 60
#define MARGIN 4
#define SUM (2*RADIUS + 2*MARGIN)
#define CENTER (SUM/2)
#define GRAY_RADIUS 60
#define GRAY_MARGIN 3
#define GRAY_SUM (2*GRAY_RADIUS + 2*GRAY_MARGIN)
#define GRAY_CENTER (GRAY_SUM/2)
#define LITTLE_RADIUS 3
#define EACH_OR_BOTH 0.3
/*-----------------------------------------------------------------------------------*/
/* Global variables */
/*-----------------------------------------------------------------------------------*/
extern GdkGC *xor_gc;
/*-----------------------------------------------------------------------------------*/
void rcm_draw_little_circle(GdkWindow *window, GdkGC *color, float hue, float satur);
void rcm_draw_large_circle(GdkWindow *window, GdkGC *color, float gray_sat);
void rcm_draw_arrows(GdkWindow *window, GdkGC *color, RcmAngle *angle);
/*-----------------------------------------------------------------------------------*/