gimp/app/gegl/gimpcageconfig.h

78 lines
3.3 KiB
C

/* GIMP - The GNU Image Manipulation Program
*
* gimpcageconfig.h
* Copyright (C) 2010 Michael Muré <batolettre@gmail.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/>.
*/
#ifndef __GIMP_CAGE_CONFIG_H__
#define __GIMP_CAGE_CONFIG_H__
#include "core/gimpimagemapconfig.h"
#define GIMP_TYPE_CAGE_CONFIG (gimp_cage_config_get_type ())
#define GIMP_CAGE_CONFIG(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_CAGE_CONFIG, GimpCageConfig))
#define GIMP_CAGE_CONFIG_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_CAGE_CONFIG, GimpCageConfigClass))
#define GIMP_IS_CAGE_CONFIG(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_CAGE_CONFIG))
#define GIMP_IS_CAGE_CONFIG_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_CAGE_CONFIG))
#define GIMP_CAGE_CONFIG_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_CAGE_CONFIG, GimpCageConfigClass))
typedef struct _GimpCageConfigClass GimpCageConfigClass;
struct _GimpCageConfig
{
GimpImageMapConfig parent_instance;
gint n_cage_vertices; /* vertices used by the cage */
gint max_cage_vertices; /* vertices allocated */
gint offset_x;
gint offset_y;
GimpVector2 *cage_vertices; /* cage before deformation */
GimpVector2 *cage_vertices_d; /* cage after deformation */
gdouble *scaling_factor;
GimpVector2 *normal_d;
};
struct _GimpCageConfigClass
{
GimpImageMapConfigClass parent_class;
};
GType gimp_cage_config_get_type (void) G_GNUC_CONST;
void gimp_cage_config_add_cage_point (GimpCageConfig *gcc,
gdouble x,
gdouble y);
void gimp_cage_config_remove_last_cage_point (GimpCageConfig *gcc);
void gimp_cage_config_move_cage_point (GimpCageConfig *gcc,
GimpCageMode mode,
gint point_number,
gdouble x,
gdouble y);
GeglRectangle gimp_cage_config_get_bounding_box (GimpCageConfig *gcc);
void gimp_cage_config_reverse_cage_if_needed (GimpCageConfig *gcc);
void gimp_cage_config_reverse_cage (GimpCageConfig *gcc);
gboolean gimp_cage_config_point_inside (GimpCageConfig *gcc,
gfloat x,
gfloat y);
#endif /* __GIMP_CAGE_CONFIG_H__ */