1/*
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3 *           (C) 2000 Antti Koivisto (koivisto@kde.org)
4 *           (C) 2000 Dirk Mueller (mueller@kde.org)
5 *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
7 * Copyright (C) 2009 Google Inc. All rights reserved.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * Library General Public License for more details.
18 *
19 * You should have received a copy of the GNU Library General Public License
20 * along with this library; see the file COPYING.LIB.  If not, write to
21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301, USA.
23 *
24 */
25
26#ifndef LayoutRepainter_h
27#define LayoutRepainter_h
28
29#include "core/platform/graphics/LayoutRect.h"
30
31namespace WebCore {
32
33class RenderLayerModelObject;
34class RenderObject;
35
36class LayoutRepainter {
37public:
38    LayoutRepainter(RenderObject&, bool checkForRepaint);
39
40    bool checkForRepaint() const { return m_checkForRepaint; }
41
42    // Return true if it repainted.
43    bool repaintAfterLayout();
44
45private:
46    RenderObject& m_object;
47    RenderLayerModelObject* m_repaintContainer;
48    // We store these values as LayoutRects, but the final invalidations will be pixel snapped
49    LayoutRect m_oldBounds;
50    LayoutRect m_oldOutlineBox;
51    bool m_checkForRepaint;
52};
53
54} // namespace WebCore
55
56#endif // LayoutRepainter_h
57