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/* GIMP - The GNU 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 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 <https://www.gnu.org/licenses/>.
*/
#ifndef __GIMP_TILE_HANDLER_VALIDATE_H__
#define __GIMP_TILE_HANDLER_VALIDATE_H__
#include <gegl-buffer-backend.h>
/***
* GimpTileHandlerValidate is a GeglTileHandler that renders the
* projection.
*/
G_BEGIN_DECLS
#define GIMP_TYPE_TILE_HANDLER_VALIDATE (gimp_tile_handler_validate_get_type ())
#define GIMP_TILE_HANDLER_VALIDATE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_TILE_HANDLER_VALIDATE, GimpTileHandlerValidate))
#define GIMP_TILE_HANDLER_VALIDATE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_TILE_HANDLER_VALIDATE, GimpTileHandlerValidateClass))
#define GIMP_IS_TILE_HANDLER_VALIDATE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_TILE_HANDLER_VALIDATE))
#define GIMP_IS_TILE_HANDLER_VALIDATE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_TILE_HANDLER_VALIDATE))
#define GIMP_TILE_HANDLER_VALIDATE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_TILE_HANDLER_VALIDATE, GimpTileHandlerValidateClass))
typedef struct _GimpTileHandlerValidate GimpTileHandlerValidate;
typedef struct _GimpTileHandlerValidateClass GimpTileHandlerValidateClass;
struct _GimpTileHandlerValidate
{
GeglTileHandler parent_instance;
GeglNode *graph;
cairo_region_t *dirty_region;
const Babl *format;
gint tile_width;
gint tile_height;
gboolean whole_tile;
gint validating;
gint suspend_validate;
};
struct _GimpTileHandlerValidateClass
{
GeglTileHandlerClass parent_class;
/* signals */
void (* invalidated) (GimpTileHandlerValidate *validate,
const GeglRectangle *rect);
/* virtual functions */
void (* begin_validate) (GimpTileHandlerValidate *validate);
void (* end_validate) (GimpTileHandlerValidate *validate);
void (* validate) (GimpTileHandlerValidate *validate,
const GeglRectangle *rect,
const Babl *format,
gpointer dest_buf,
gint dest_stride);
void (* validate_buffer) (GimpTileHandlerValidate *validate,
const GeglRectangle *rect,
GeglBuffer *buffer);
};
GType gimp_tile_handler_validate_get_type (void) G_GNUC_CONST;
GeglTileHandler * gimp_tile_handler_validate_new (GeglNode *graph);
void gimp_tile_handler_validate_assign (GimpTileHandlerValidate *validate,
GeglBuffer *buffer);
void gimp_tile_handler_validate_unassign (GimpTileHandlerValidate *validate,
GeglBuffer *buffer);
GimpTileHandlerValidate * gimp_tile_handler_validate_get_assigned (GeglBuffer *buffer);
void gimp_tile_handler_validate_invalidate (GimpTileHandlerValidate *validate,
const GeglRectangle *rect);
void gimp_tile_handler_validate_undo_invalidate (GimpTileHandlerValidate *validate,
const GeglRectangle *rect);
void gimp_tile_handler_validate_begin_validate (GimpTileHandlerValidate *validate);
void gimp_tile_handler_validate_end_validate (GimpTileHandlerValidate *validate);
void gimp_tile_handler_validate_validate (GimpTileHandlerValidate *validate,
GeglBuffer *buffer,
const GeglRectangle *rect,
gboolean intersect,
gboolean chunked);
gboolean gimp_tile_handler_validate_buffer_set_extent (GeglBuffer *buffer,
const GeglRectangle *extent);
void gimp_tile_handler_validate_buffer_copy (GeglBuffer *src_buffer,
const GeglRectangle *src_rect,
GeglBuffer *dst_buffer,
const GeglRectangle *dst_rect);
G_END_DECLS
#endif /* __GIMP_TILE_HANDLER_VALIDATE_H__ */
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