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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 "core-types.h"
#include "gimpdrawable-floating-selection.h"
#include "gimpfloatingselectionundo.h"
#include "gimpimage.h"
#include "gimplayer.h"
#include "gimplayer-floating-selection.h"
static void gimp_floating_selection_undo_constructed (GObject *object);
static void gimp_floating_selection_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum);
G_DEFINE_TYPE (GimpFloatingSelectionUndo, gimp_floating_selection_undo,
GIMP_TYPE_ITEM_UNDO)
#define parent_class gimp_floating_selection_undo_parent_class
static void
gimp_floating_selection_undo_class_init (GimpFloatingSelectionUndoClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GimpUndoClass *undo_class = GIMP_UNDO_CLASS (klass);
object_class->constructed = gimp_floating_selection_undo_constructed;
undo_class->pop = gimp_floating_selection_undo_pop;
}
static void
gimp_floating_selection_undo_init (GimpFloatingSelectionUndo *undo)
{
}
static void
gimp_floating_selection_undo_constructed (GObject *object)
{
GimpFloatingSelectionUndo *floating_sel_undo;
GimpLayer *layer;
floating_sel_undo = GIMP_FLOATING_SELECTION_UNDO (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
gimp_assert (GIMP_IS_LAYER (GIMP_ITEM_UNDO (object)->item));
layer = GIMP_LAYER (GIMP_ITEM_UNDO (object)->item);
switch (GIMP_UNDO (object)->undo_type)
{
case GIMP_UNDO_FS_TO_LAYER:
floating_sel_undo->drawable = gimp_layer_get_floating_sel_drawable (layer);
break;
default:
g_return_if_reached ();
}
}
static void
gimp_floating_selection_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum)
{
GimpFloatingSelectionUndo *floating_sel_undo;
GimpLayer *floating_layer;
floating_sel_undo = GIMP_FLOATING_SELECTION_UNDO (undo);
floating_layer = GIMP_LAYER (GIMP_ITEM_UNDO (undo)->item);
GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
switch (undo->undo_type)
{
case GIMP_UNDO_FS_TO_LAYER:
if (undo_mode == GIMP_UNDO_MODE_UNDO)
{
/* Update the preview for the floating selection */
gimp_viewable_invalidate_preview (GIMP_VIEWABLE (floating_layer));
gimp_layer_set_floating_sel_drawable (floating_layer,
floating_sel_undo->drawable);
gimp_image_set_active_layer (undo->image, floating_layer);
gimp_drawable_attach_floating_sel (gimp_layer_get_floating_sel_drawable (floating_layer),
floating_layer);
}
else
{
gimp_drawable_detach_floating_sel (gimp_layer_get_floating_sel_drawable (floating_layer));
gimp_layer_set_floating_sel_drawable (floating_layer, NULL);
}
/* When the floating selection is converted to/from a normal
* layer it does something resembling a name change, so emit the
* "name-changed" signal
*/
gimp_object_name_changed (GIMP_OBJECT (floating_layer));
gimp_drawable_update (GIMP_DRAWABLE (floating_layer),
0, 0,
gimp_item_get_width (GIMP_ITEM (floating_layer)),
gimp_item_get_height (GIMP_ITEM (floating_layer)));
break;
default:
g_return_if_reached ();
}
}
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