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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/>.
*/
#include "config.h"
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libgimpbase/gimpbase.h"
#include "core-types.h"
#include "gimp-memsize.h"
#include "gimpimage.h"
#include "gimpdrawable.h"
#include "gimpdrawableundo.h"
enum
{
PROP_0,
PROP_BUFFER,
PROP_X,
PROP_Y
};
static void gimp_drawable_undo_constructed (GObject *object);
static void gimp_drawable_undo_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_drawable_undo_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static gint64 gimp_drawable_undo_get_memsize (GimpObject *object,
gint64 *gui_size);
static void gimp_drawable_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum);
static void gimp_drawable_undo_free (GimpUndo *undo,
GimpUndoMode undo_mode);
G_DEFINE_TYPE (GimpDrawableUndo, gimp_drawable_undo, GIMP_TYPE_ITEM_UNDO)
#define parent_class gimp_drawable_undo_parent_class
static void
gimp_drawable_undo_class_init (GimpDrawableUndoClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GimpObjectClass *gimp_object_class = GIMP_OBJECT_CLASS (klass);
GimpUndoClass *undo_class = GIMP_UNDO_CLASS (klass);
object_class->constructed = gimp_drawable_undo_constructed;
object_class->set_property = gimp_drawable_undo_set_property;
object_class->get_property = gimp_drawable_undo_get_property;
gimp_object_class->get_memsize = gimp_drawable_undo_get_memsize;
undo_class->pop = gimp_drawable_undo_pop;
undo_class->free = gimp_drawable_undo_free;
g_object_class_install_property (object_class, PROP_BUFFER,
g_param_spec_object ("buffer", NULL, NULL,
GEGL_TYPE_BUFFER,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_X,
g_param_spec_int ("x", NULL, NULL,
0, GIMP_MAX_IMAGE_SIZE, 0,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_Y,
g_param_spec_int ("y", NULL, NULL,
0, GIMP_MAX_IMAGE_SIZE, 0,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
gimp_drawable_undo_init (GimpDrawableUndo *undo)
{
}
static void
gimp_drawable_undo_constructed (GObject *object)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
gimp_assert (GIMP_IS_DRAWABLE (GIMP_ITEM_UNDO (object)->item));
gimp_assert (GEGL_IS_BUFFER (drawable_undo->buffer));
}
static void
gimp_drawable_undo_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
switch (property_id)
{
case PROP_BUFFER:
drawable_undo->buffer = g_value_dup_object (value);
break;
case PROP_X:
drawable_undo->x = g_value_get_int (value);
break;
case PROP_Y:
drawable_undo->y = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_drawable_undo_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
switch (property_id)
{
case PROP_BUFFER:
g_value_set_object (value, drawable_undo->buffer);
break;
case PROP_X:
g_value_set_int (value, drawable_undo->x);
break;
case PROP_Y:
g_value_set_int (value, drawable_undo->y);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static gint64
gimp_drawable_undo_get_memsize (GimpObject *object,
gint64 *gui_size)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
gint64 memsize = 0;
memsize += gimp_gegl_buffer_get_memsize (drawable_undo->buffer);
return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object,
gui_size);
}
static void
gimp_drawable_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (undo);
GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
gimp_drawable_swap_pixels (GIMP_DRAWABLE (GIMP_ITEM_UNDO (undo)->item),
drawable_undo->buffer,
drawable_undo->x,
drawable_undo->y);
}
static void
gimp_drawable_undo_free (GimpUndo *undo,
GimpUndoMode undo_mode)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (undo);
g_clear_object (&drawable_undo->buffer);
GIMP_UNDO_CLASS (parent_class)->free (undo, undo_mode);
}
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