mirror of https://github.com/GNOME/gimp.git
129 lines
4.1 KiB
C
129 lines
4.1 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <gegl.h>
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#include "core-types.h"
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#include "gimpfloatingselundo.h"
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#include "gimpimage.h"
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#include "gimplayer.h"
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#include "gimplayer-floating-sel.h"
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static void gimp_floating_sel_undo_constructed (GObject *object);
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static void gimp_floating_sel_undo_pop (GimpUndo *undo,
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GimpUndoMode undo_mode,
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GimpUndoAccumulator *accum);
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G_DEFINE_TYPE (GimpFloatingSelUndo, gimp_floating_sel_undo, GIMP_TYPE_ITEM_UNDO)
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#define parent_class gimp_floating_sel_undo_parent_class
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static void
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gimp_floating_sel_undo_class_init (GimpFloatingSelUndoClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GimpUndoClass *undo_class = GIMP_UNDO_CLASS (klass);
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object_class->constructed = gimp_floating_sel_undo_constructed;
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undo_class->pop = gimp_floating_sel_undo_pop;
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}
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static void
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gimp_floating_sel_undo_init (GimpFloatingSelUndo *undo)
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{
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}
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static void
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gimp_floating_sel_undo_constructed (GObject *object)
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{
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GimpFloatingSelUndo *floating_sel_undo = GIMP_FLOATING_SEL_UNDO (object);
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GimpLayer *layer;
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G_OBJECT_CLASS (parent_class)->constructed (object);
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g_assert (GIMP_IS_LAYER (GIMP_ITEM_UNDO (object)->item));
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layer = GIMP_LAYER (GIMP_ITEM_UNDO (object)->item);
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switch (GIMP_UNDO (object)->undo_type)
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{
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case GIMP_UNDO_FS_TO_LAYER:
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floating_sel_undo->drawable = gimp_layer_get_floating_sel_drawable (layer);
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break;
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default:
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g_assert_not_reached ();
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}
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}
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static void
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gimp_floating_sel_undo_pop (GimpUndo *undo,
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GimpUndoMode undo_mode,
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GimpUndoAccumulator *accum)
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{
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GimpFloatingSelUndo *floating_sel_undo = GIMP_FLOATING_SEL_UNDO (undo);
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GimpLayer *floating_layer = GIMP_LAYER (GIMP_ITEM_UNDO (undo)->item);
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GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
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switch (undo->undo_type)
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{
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case GIMP_UNDO_FS_TO_LAYER:
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if (undo_mode == GIMP_UNDO_MODE_UNDO)
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{
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/* Update the preview for the floating sel */
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gimp_viewable_invalidate_preview (GIMP_VIEWABLE (floating_layer));
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gimp_layer_set_floating_sel_drawable (floating_layer,
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floating_sel_undo->drawable);
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gimp_image_set_active_layer (undo->image, floating_layer);
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gimp_drawable_attach_floating_sel (gimp_layer_get_floating_sel_drawable (floating_layer),
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floating_layer);
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}
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else
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{
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gimp_drawable_detach_floating_sel (gimp_layer_get_floating_sel_drawable (floating_layer));
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gimp_layer_set_floating_sel_drawable (floating_layer, NULL);
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}
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/* When the floating selection is converted to/from a normal
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* layer it does something resembling a name change, so emit the
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* "name-changed" signal
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*/
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gimp_object_name_changed (GIMP_OBJECT (floating_layer));
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gimp_drawable_update (GIMP_DRAWABLE (floating_layer),
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0, 0,
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gimp_item_get_width (GIMP_ITEM (floating_layer)),
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gimp_item_get_height (GIMP_ITEM (floating_layer)));
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break;
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default:
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g_assert_not_reached ();
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}
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}
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