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      1 /*
      2  * Copyright (C) 2000 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 2000 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Dirk Mueller (mueller (at) kde.org)
      5  *           (C) 2004 Allan Sandfeld Jensen (kde (at) 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 #include "config.h"
     27 #include "core/rendering/LayoutRepainter.h"
     28 
     29 #include "core/rendering/RenderObject.h"
     30 
     31 namespace WebCore {
     32 
     33 LayoutRepainter::LayoutRepainter(RenderObject& object, bool checkForRepaint)
     34     : m_object(object)
     35     , m_repaintContainer(0)
     36     , m_checkForRepaint(checkForRepaint)
     37 {
     38     if (m_checkForRepaint) {
     39         m_repaintContainer = m_object.containerForRepaint();
     40         m_oldBounds = m_object.clippedOverflowRectForRepaint(m_repaintContainer);
     41         m_oldOutlineBox = m_object.outlineBoundsForRepaint(m_repaintContainer);
     42     }
     43 }
     44 
     45 bool LayoutRepainter::repaintAfterLayout()
     46 {
     47     return m_checkForRepaint ? m_object.repaintAfterLayoutIfNeeded(m_repaintContainer, m_oldBounds, m_oldOutlineBox) : false;
     48 }
     49 
     50 } // namespace WebCore
     51