mirror of https://github.com/GNOME/gimp.git
271 lines
9.6 KiB
C
271 lines
9.6 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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <glib-object.h>
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#include "libgimpbase/gimpbase.h"
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#include "core-types.h"
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#include "base/tile-manager.h"
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#include "gimpimage.h"
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#include "gimpdrawable.h"
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#include "gimpdrawableundo.h"
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enum
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{
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PROP_0,
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PROP_TILES,
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PROP_SPARSE,
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PROP_X,
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PROP_Y,
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PROP_WIDTH,
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PROP_HEIGHT
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};
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static GObject * gimp_drawable_undo_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params);
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static void gimp_drawable_undo_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gimp_drawable_undo_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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static gint64 gimp_drawable_undo_get_memsize (GimpObject *object,
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gint64 *gui_size);
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static void gimp_drawable_undo_pop (GimpUndo *undo,
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GimpUndoMode undo_mode,
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GimpUndoAccumulator *accum);
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static void gimp_drawable_undo_free (GimpUndo *undo,
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GimpUndoMode undo_mode);
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G_DEFINE_TYPE (GimpDrawableUndo, gimp_drawable_undo, GIMP_TYPE_ITEM_UNDO)
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#define parent_class gimp_drawable_undo_parent_class
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static void
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gimp_drawable_undo_class_init (GimpDrawableUndoClass *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->constructor = gimp_drawable_undo_constructor;
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object_class->set_property = gimp_drawable_undo_set_property;
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object_class->get_property = gimp_drawable_undo_get_property;
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gimp_object_class->get_memsize = gimp_drawable_undo_get_memsize;
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undo_class->pop = gimp_drawable_undo_pop;
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undo_class->free = gimp_drawable_undo_free;
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g_object_class_install_property (object_class, PROP_TILES,
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g_param_spec_pointer ("tiles", NULL, NULL,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_SPARSE,
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g_param_spec_boolean ("sparse", NULL, NULL,
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FALSE,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_X,
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g_param_spec_int ("x", NULL, NULL,
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0, GIMP_MAX_IMAGE_SIZE, 0,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_Y,
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g_param_spec_int ("y", NULL, NULL,
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0, GIMP_MAX_IMAGE_SIZE, 0,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_WIDTH,
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g_param_spec_int ("width", NULL, NULL,
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0, GIMP_MAX_IMAGE_SIZE, 0,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_HEIGHT,
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g_param_spec_int ("height", NULL, NULL,
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0, GIMP_MAX_IMAGE_SIZE, 0,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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}
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static void
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gimp_drawable_undo_init (GimpDrawableUndo *undo)
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{
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}
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static GObject *
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gimp_drawable_undo_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params)
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{
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GObject *object;
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GimpDrawableUndo *drawable_undo;
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object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
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drawable_undo = GIMP_DRAWABLE_UNDO (object);
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g_assert (GIMP_IS_DRAWABLE (GIMP_ITEM_UNDO (object)->item));
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g_assert (drawable_undo->tiles != NULL);
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return object;
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}
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static void
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gimp_drawable_undo_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
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switch (property_id)
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{
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case PROP_TILES:
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drawable_undo->tiles = tile_manager_ref (g_value_get_pointer (value));
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break;
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case PROP_SPARSE:
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drawable_undo->sparse = g_value_get_boolean (value);
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break;
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case PROP_X:
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drawable_undo->x = g_value_get_int (value);
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break;
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case PROP_Y:
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drawable_undo->y = g_value_get_int (value);
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break;
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case PROP_WIDTH:
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drawable_undo->width = g_value_get_int (value);
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break;
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case PROP_HEIGHT:
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drawable_undo->height = g_value_get_int (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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gimp_drawable_undo_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
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switch (property_id)
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{
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case PROP_TILES:
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g_value_set_pointer (value, drawable_undo->tiles);
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break;
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case PROP_SPARSE:
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g_value_set_boolean (value, drawable_undo->sparse);
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break;
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case PROP_X:
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g_value_set_int (value, drawable_undo->x);
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break;
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case PROP_Y:
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g_value_set_int (value, drawable_undo->y);
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break;
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case PROP_WIDTH:
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g_value_set_int (value, drawable_undo->width);
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break;
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case PROP_HEIGHT:
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g_value_set_int (value, drawable_undo->height);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static gint64
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gimp_drawable_undo_get_memsize (GimpObject *object,
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gint64 *gui_size)
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{
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GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
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gint64 memsize = 0;
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if (drawable_undo->tiles)
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memsize += tile_manager_get_memsize (drawable_undo->tiles,
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drawable_undo->sparse);
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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_drawable_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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GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (undo);
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GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
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gimp_drawable_swap_pixels (GIMP_DRAWABLE (GIMP_ITEM_UNDO (undo)->item),
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drawable_undo->tiles,
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drawable_undo->sparse,
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drawable_undo->x,
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drawable_undo->y,
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drawable_undo->width,
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drawable_undo->height);
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}
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static void
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gimp_drawable_undo_free (GimpUndo *undo,
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GimpUndoMode undo_mode)
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{
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GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (undo);
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if (drawable_undo->tiles)
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{
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tile_manager_unref (drawable_undo->tiles);
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drawable_undo->tiles = NULL;
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}
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if (drawable_undo->src2_tiles)
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{
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tile_manager_unref (drawable_undo->src2_tiles);
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drawable_undo->src2_tiles = NULL;
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}
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GIMP_UNDO_CLASS (parent_class)->free (undo, undo_mode);
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}
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