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/*
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This is a plug-in for 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/*----------------------------------------------------------------------------
* 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 PLUG_IN_PROC "plug-in-rotate-colormap"
#define PLUG_IN_BINARY "rcm"
#define PLUG_IN_ROLE "gimp-rcm"
#define TP (2*G_PI)
/* Typedefs */
enum { ENTIRE_IMAGE, SELECTION, SELECTION_IN_CONTEXT, PREVIEW_OPTIONS };
enum { EACH, BOTH, DEGREES, RADIANS, RADIANS_OVER_PI,
GRAY_FROM, GRAY_TO, CURRENT, ORIGINAL };
typedef enum { VIRGIN, DRAG_START, DRAGING, DO_NOTHING } RcmOp;
typedef struct
{
gfloat alpha;
gfloat beta;
gint cw_ccw;
} RcmAngle;
typedef struct
{
gint width;
gint height;
guchar *rgb;
gdouble *hsv;
guchar *mask;
} ReducedImage;
typedef struct
{
GtkWidget *preview;
GtkWidget *frame;
GtkWidget *table;
GtkWidget *cw_ccw_button;
GtkWidget *cw_ccw_box;
GtkWidget *cw_ccw_label;
GtkWidget *cw_ccw_pixmap;
GtkWidget *a_b_button;
GtkWidget *a_b_box;
GtkWidget *a_b_pixmap;
GtkWidget *f360_button;
GtkWidget *f360_box;
GtkWidget *f360_pixmap;
GtkWidget *alpha_entry;
GtkWidget *alpha_units_label;
GtkWidget *beta_entry;
GtkWidget *beta_units_label;
gfloat *target;
gint mode;
RcmAngle *angle;
gfloat prev_clicked;
} RcmCircle;
typedef struct
{
GtkWidget *dlg;
GtkWidget *bna_frame;
GtkWidget *before;
GtkWidget *after;
} RcmBna;
typedef struct
{
GtkWidget *preview;
GtkWidget *frame;
gfloat gray_sat;
gfloat hue;
gfloat satur;
GtkWidget *hue_entry;
GtkWidget *hue_units_label;
GtkWidget *satur_entry;
RcmOp action_flag;
} RcmGray;
typedef struct
{
gint Slctn;
gint RealTime;
gint Units;
gint Gray_to_from;
GimpDrawable *drawable;
GimpDrawable *mask;
ReducedImage *reduced;
RcmCircle *To;
RcmCircle *From;
RcmGray *Gray;
RcmBna *Bna;
} RcmParams;
/* Global variables */
extern RcmParams Current;
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