gimp/app/display/gimpdisplay-selection.h

79 lines
3.6 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 __SELECTION_H__
#define __SELECTION_H__
struct _Selection
{
/* This information is for maintaining the selection's appearance */
GdkWindow *win; /* Window to draw to */
GDisplay *gdisp; /* GDisplay that owns the selection */
GdkGC *gc_in; /* GC for drawing selection outline */
GdkGC *gc_out; /* GC for selected regions outside
* current layer */
GdkGC *gc_layer; /* GC for current layer outline */
/* This information is for drawing the marching ants around the border */
GdkSegment *segs_in; /* gdk segments of area boundary */
GdkSegment *segs_out; /* gdk segments of area boundary */
GdkSegment *segs_layer; /* gdk segments of area boundary */
gint num_segs_in; /* number of segments in segs1 */
gint num_segs_out; /* number of segments in segs2 */
gint num_segs_layer; /* number of segments in segs3 */
gint index_in; /* index of current stipple pattern */
gint index_out; /* index of current stipple pattern */
gint index_layer; /* index of current stipple pattern */
gint state; /* internal drawing state */
gint paused; /* count of pause requests */
gboolean recalc; /* flag to recalculate the selection */
gint speed; /* speed of marching ants */
gboolean hidden; /* is the selection hidden? */
guint timeout_id; /* timer for successive draws */
gint cycle; /* color cycling turned on */
GdkPixmap *cycle_pix; /* cycling pixmap */
/* These are used only if USE_XDRAWPOINTS is defined. */
GdkPoint *points_in[8]; /* points of segs_in for fast ants */
gint num_points_in[8]; /* number of points in points_in */
GdkGC *gc_white; /* gc for drawing white points */
GdkGC *gc_black; /* gc for drawing black points */
};
Selection * selection_create (GdkWindow *window,
GDisplay *gdisp,
gint size,
gint width,
gint speed);
void selection_free (Selection *select);
void selection_pause (Selection *select);
void selection_resume (Selection *select);
void selection_start (Selection *select,
gboolean recalc);
void selection_invis (Selection *select);
void selection_layer_invis (Selection *select);
void selection_toggle (Selection *select);
#endif /* __SELECTION_H__ */