PIKApp/app/core/pikalayermaskpropundo.c

123 lines
3.5 KiB
C
Raw Permalink Normal View History

2023-09-26 00:35:21 +02:00
/* Pika - Photo and Image Kooker Application
* 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 "pikalayer.h"
#include "pikalayermaskpropundo.h"
static void pika_layer_mask_prop_undo_constructed (GObject *object);
static void pika_layer_mask_prop_undo_pop (PikaUndo *undo,
PikaUndoMode undo_mode,
PikaUndoAccumulator *accum);
G_DEFINE_TYPE (PikaLayerMaskPropUndo, pika_layer_mask_prop_undo,
PIKA_TYPE_ITEM_UNDO)
#define parent_class pika_layer_mask_prop_undo_parent_class
static void
pika_layer_mask_prop_undo_class_init (PikaLayerMaskPropUndoClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
PikaUndoClass *undo_class = PIKA_UNDO_CLASS (klass);
object_class->constructed = pika_layer_mask_prop_undo_constructed;
undo_class->pop = pika_layer_mask_prop_undo_pop;
}
static void
pika_layer_mask_prop_undo_init (PikaLayerMaskPropUndo *undo)
{
}
static void
pika_layer_mask_prop_undo_constructed (GObject *object)
{
PikaLayerMaskPropUndo *layer_mask_prop_undo;
PikaLayer *layer;
layer_mask_prop_undo = PIKA_LAYER_MASK_PROP_UNDO (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
pika_assert (PIKA_IS_LAYER (PIKA_ITEM_UNDO (object)->item));
layer = PIKA_LAYER (PIKA_ITEM_UNDO (object)->item);
switch (PIKA_UNDO (object)->undo_type)
{
case PIKA_UNDO_LAYER_MASK_APPLY:
layer_mask_prop_undo->apply = pika_layer_get_apply_mask (layer);
break;
case PIKA_UNDO_LAYER_MASK_SHOW:
layer_mask_prop_undo->show = pika_layer_get_show_mask (layer);
break;
default:
g_return_if_reached ();
}
}
static void
pika_layer_mask_prop_undo_pop (PikaUndo *undo,
PikaUndoMode undo_mode,
PikaUndoAccumulator *accum)
{
PikaLayerMaskPropUndo *layer_mask_prop_undo = PIKA_LAYER_MASK_PROP_UNDO (undo);
PikaLayer *layer = PIKA_LAYER (PIKA_ITEM_UNDO (undo)->item);
PIKA_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
switch (undo->undo_type)
{
case PIKA_UNDO_LAYER_MASK_APPLY:
{
gboolean apply;
apply = pika_layer_get_apply_mask (layer);
pika_layer_set_apply_mask (layer, layer_mask_prop_undo->apply, FALSE);
layer_mask_prop_undo->apply = apply;
}
break;
case PIKA_UNDO_LAYER_MASK_SHOW:
{
gboolean show;
show = pika_layer_get_show_mask (layer);
pika_layer_set_show_mask (layer, layer_mask_prop_undo->show, FALSE);
layer_mask_prop_undo->show = show;
}
break;
default:
g_return_if_reached ();
}
}