1/*
2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#ifndef TiledImageOpenVG_h
21#define TiledImageOpenVG_h
22
23#include "IntRect.h"
24#include "IntSize.h"
25#include "SharedResourceOpenVG.h"
26
27#include <openvg.h>
28#include <wtf/Vector.h>
29
30namespace WebCore {
31
32class FloatRect;
33
34class TiledImageOpenVG : public SharedResourceOpenVG {
35public:
36    TiledImageOpenVG(const IntSize& size, const IntSize& tileSize);
37    TiledImageOpenVG(const TiledImageOpenVG&);
38    ~TiledImageOpenVG();
39
40    TiledImageOpenVG& operator=(const TiledImageOpenVG&);
41
42    const IntSize& size() const { return m_size; }
43    const IntSize& maxTileSize() const { return m_maxTileSize; }
44
45    int numTiles() const;
46    int numColumns() const;
47    int numRows() const;
48
49    IntRect tilesInRect(const FloatRect&) const;
50
51    void setTile(int xIndex, int yIndex, VGImage);
52    VGImage tile(int xIndex, int yIndex) const;
53    IntRect tileRect(int xIndex, int yIndex) const;
54
55private:
56    void detachTiles();
57    void destroyTiles();
58
59    IntSize m_size;
60    IntSize m_maxTileSize;
61
62    int m_numColumns;
63
64    Vector<VGImage> m_tiles;
65};
66
67}
68
69#endif
70