mirror of https://github.com/GNOME/gimp.git
142 lines
4.7 KiB
C
142 lines
4.7 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 <https://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 "vectors-types.h"
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#include "gimpvectors.h"
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#include "gimpvectorsmodundo.h"
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static void gimp_vectors_mod_undo_constructed (GObject *object);
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static gint64 gimp_vectors_mod_undo_get_memsize (GimpObject *object,
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gint64 *gui_size);
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static void gimp_vectors_mod_undo_pop (GimpUndo *undo,
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GimpUndoMode undo_mode,
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GimpUndoAccumulator *accum);
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static void gimp_vectors_mod_undo_free (GimpUndo *undo,
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GimpUndoMode undo_mode);
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G_DEFINE_TYPE (GimpVectorsModUndo, gimp_vectors_mod_undo, GIMP_TYPE_ITEM_UNDO)
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#define parent_class gimp_vectors_mod_undo_parent_class
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static void
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gimp_vectors_mod_undo_class_init (GimpVectorsModUndoClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GimpObjectClass *gimp_object_class = GIMP_OBJECT_CLASS (klass);
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GimpUndoClass *undo_class = GIMP_UNDO_CLASS (klass);
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object_class->constructed = gimp_vectors_mod_undo_constructed;
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gimp_object_class->get_memsize = gimp_vectors_mod_undo_get_memsize;
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undo_class->pop = gimp_vectors_mod_undo_pop;
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undo_class->free = gimp_vectors_mod_undo_free;
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}
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static void
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gimp_vectors_mod_undo_init (GimpVectorsModUndo *undo)
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{
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}
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static void
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gimp_vectors_mod_undo_constructed (GObject *object)
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{
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GimpVectorsModUndo *vectors_mod_undo = GIMP_VECTORS_MOD_UNDO (object);
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GimpVectors *vectors;
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G_OBJECT_CLASS (parent_class)->constructed (object);
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gimp_assert (GIMP_IS_VECTORS (GIMP_ITEM_UNDO (object)->item));
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vectors = GIMP_VECTORS (GIMP_ITEM_UNDO (object)->item);
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vectors_mod_undo->vectors =
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GIMP_VECTORS (gimp_item_duplicate (GIMP_ITEM (vectors),
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G_TYPE_FROM_INSTANCE (vectors)));
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}
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static gint64
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gimp_vectors_mod_undo_get_memsize (GimpObject *object,
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gint64 *gui_size)
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{
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GimpVectorsModUndo *vectors_mod_undo = GIMP_VECTORS_MOD_UNDO (object);
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gint64 memsize = 0;
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memsize += gimp_object_get_memsize (GIMP_OBJECT (vectors_mod_undo->vectors),
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gui_size);
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return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object,
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gui_size);
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}
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static void
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gimp_vectors_mod_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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GimpVectorsModUndo *vectors_mod_undo = GIMP_VECTORS_MOD_UNDO (undo);
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GimpVectors *vectors = GIMP_VECTORS (GIMP_ITEM_UNDO (undo)->item);
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GimpVectors *temp;
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gint offset_x;
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gint offset_y;
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GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
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temp = vectors_mod_undo->vectors;
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vectors_mod_undo->vectors =
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GIMP_VECTORS (gimp_item_duplicate (GIMP_ITEM (vectors),
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G_TYPE_FROM_INSTANCE (vectors)));
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gimp_vectors_freeze (vectors);
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gimp_vectors_copy_strokes (temp, vectors);
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gimp_item_get_offset (GIMP_ITEM (temp), &offset_x, &offset_y);
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gimp_item_set_offset (GIMP_ITEM (vectors), offset_x, offset_y);
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gimp_item_set_size (GIMP_ITEM (vectors),
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gimp_item_get_width (GIMP_ITEM (temp)),
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gimp_item_get_height (GIMP_ITEM (temp)));
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g_object_unref (temp);
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gimp_vectors_thaw (vectors);
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}
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static void
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gimp_vectors_mod_undo_free (GimpUndo *undo,
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GimpUndoMode undo_mode)
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{
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GimpVectorsModUndo *vectors_mod_undo = GIMP_VECTORS_MOD_UNDO (undo);
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g_clear_object (&vectors_mod_undo->vectors);
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GIMP_UNDO_CLASS (parent_class)->free (undo, undo_mode);
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}
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