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      1 /*
      2  * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org)
      3  * Copyright (C) 2004, 2005, 2006, 2007, 2009 Apple Inc. All rights reserved.
      4  *
      5  * This library is free software; you can redistribute it and/or
      6  * modify it under the terms of the GNU Library General Public
      7  * License as published by the Free Software Foundation; either
      8  * version 2 of the License, or (at your option) any later version.
      9  *
     10  * This library is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13  * Library General Public License for more details.
     14  *
     15  * You should have received a copy of the GNU Library General Public License
     16  * along with this library; see the file COPYING.LIB.  If not, write to
     17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     18  * Boston, MA 02110-1301, USA.
     19  *
     20  */
     21 
     22 #ifndef RenderReplaced_h
     23 #define RenderReplaced_h
     24 
     25 #include "RenderBox.h"
     26 
     27 namespace WebCore {
     28 
     29 class RenderReplaced : public RenderBox {
     30 public:
     31     RenderReplaced(Node*);
     32     RenderReplaced(Node*, const IntSize& intrinsicSize);
     33     virtual ~RenderReplaced();
     34 
     35 protected:
     36     virtual void layout();
     37 
     38     virtual IntSize intrinsicSize() const;
     39 
     40     virtual void setSelectionState(SelectionState);
     41 
     42     bool isSelected() const;
     43 
     44     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
     45 
     46     void setIntrinsicSize(const IntSize&);
     47     virtual void intrinsicSizeChanged();
     48 
     49     virtual void paint(PaintInfo&, int tx, int ty);
     50     bool shouldPaint(PaintInfo&, int& tx, int& ty);
     51     void adjustOverflowForBoxShadowAndReflect();
     52     IntRect localSelectionRect(bool checkWhetherSelected = true) const;
     53 
     54 private:
     55     virtual const char* renderName() const { return "RenderReplaced"; }
     56 
     57     virtual bool canHaveChildren() const { return false; }
     58 
     59     virtual int lineHeight(bool firstLine, bool isRootLineBox = false) const;
     60     virtual int baselinePosition(bool firstLine, bool isRootLineBox = false) const;
     61 
     62     virtual void calcPrefWidths();
     63 
     64     virtual int minimumReplacedHeight() const { return 0; }
     65 
     66     virtual void paintReplaced(PaintInfo&, int /*tx*/, int /*ty*/) { }
     67 
     68     virtual IntRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer);
     69 
     70     virtual unsigned caretMaxRenderedOffset() const;
     71     virtual VisiblePosition positionForPoint(const IntPoint&);
     72 
     73     virtual bool canBeSelectionLeaf() const { return true; }
     74 
     75     virtual IntRect selectionRectForRepaint(RenderBoxModelObject* repaintContainer, bool clipToVisibleContent = true);
     76 
     77     IntSize m_intrinsicSize;
     78 };
     79 
     80 }
     81 
     82 #endif
     83