1 /*
2  * changetileobjectgroup.h
3  * Copyright 2013, Thorbjørn Lindeijer <bjorn@lindeijer.nl>
4  *
5  * This file is part of Tiled.
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the Free
9  * Software Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License along with
18  * this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #pragma once
22 
23 #include <QUndoCommand>
24 
25 #include <memory>
26 
27 namespace Tiled {
28 
29 class ObjectGroup;
30 class Tile;
31 
32 class TilesetDocument;
33 
34 class ChangeTileObjectGroup : public QUndoCommand
35 {
36 public:
37     /**
38      * Creates a command that changes the ObjectGroup of the given \a tile. The
39      * command takes ownership of the \a objectGroup.
40      */
41     ChangeTileObjectGroup(TilesetDocument *tilesetDocument,
42                           Tile *tile,
43                           std::unique_ptr<ObjectGroup> objectGroup,
44                           QUndoCommand *parent = nullptr);
45 
undo()46     void undo() override { swap(); }
redo()47     void redo() override { swap(); }
48 
49 private:
50     void swap();
51 
52     TilesetDocument *mTilesetDocument;
53     Tile *mTile;
54     std::unique_ptr<ObjectGroup> mObjectGroup;
55 };
56 
57 } // namespace Tiled
58