gimp/app/core/gimpbrush.h

87 lines
3.4 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 __GIMP_BRUSH_H__
#define __GIMP_BRUSH_H__
#include "gimpdata.h"
#define GIMP_TYPE_BRUSH (gimp_brush_get_type ())
#define GIMP_BRUSH(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_BRUSH, GimpBrush))
#define GIMP_BRUSH_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_BRUSH, GimpBrushClass))
#define GIMP_IS_BRUSH(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_BRUSH))
#define GIMP_IS_BRUSH_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_BRUSH))
#define GIMP_BRUSH_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_BRUSH, GimpBrushClass))
typedef struct _GimpBrushClass GimpBrushClass;
struct _GimpBrush
{
GimpData parent_instance;
TempBuf *mask; /* the actual mask */
TempBuf *pixmap; /* optional pixmap data */
gint spacing; /* brush's spacing */
GimpVector2 x_axis; /* for calculating brush spacing */
GimpVector2 y_axis; /* for calculating brush spacing */
};
struct _GimpBrushClass
{
GimpDataClass parent_class;
/* virtual functions */
GimpBrush * (* select_brush) (GimpBrush *brush,
GimpCoords *last_coords,
GimpCoords *cur_coords);
gboolean (* want_null_motion) (GimpBrush *brush,
GimpCoords *last_coords,
GimpCoords *cur_coords);
/* signals */
void (* spacing_changed) (GimpBrush *brush);
};
GType gimp_brush_get_type (void) G_GNUC_CONST;
GimpData * gimp_brush_new (const gchar *name);
GimpData * gimp_brush_get_standard (void);
GimpBrush * gimp_brush_select_brush (GimpBrush *brush,
GimpCoords *last_coords,
GimpCoords *cur_coords);
gboolean gimp_brush_want_null_motion (GimpBrush *brush,
GimpCoords *last_coords,
GimpCoords *cur_coords);
TempBuf * gimp_brush_get_mask (const GimpBrush *brush);
TempBuf * gimp_brush_get_pixmap (const GimpBrush *brush);
gint gimp_brush_get_spacing (const GimpBrush *brush);
void gimp_brush_set_spacing (GimpBrush *brush,
gint spacing);
void gimp_brush_spacing_changed (GimpBrush *brush);
#endif /* __GIMP_BRUSH_H__ */