WebCore/RenderReplaced.h

   1 /*
   2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
   3  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc.
   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     virtual const char* renderName() const { return "RenderReplaced"; }
  36
  37     virtual int lineHeight(bool firstLine, bool isRootLineBox = false) const;
  38     virtual int baselinePosition(bool firstLine, bool isRootLineBox = false) const;
  39
  40     virtual void calcPrefWidths();
  41
  42     virtual void layout();
  43     virtual int minimumReplacedHeight() const { return 0; }
  44
  45     virtual void paint(PaintInfo&, int tx, int ty);
  46     virtual void paintReplaced(PaintInfo&, int /*tx*/, int /*ty*/) { }
  47
  48     virtual IntSize intrinsicSize() const;
  49
  50     virtual int overflowHeight(bool includeInterior = true) const;
  51     virtual int overflowWidth(bool includeInterior = true) const;
  52     virtual int overflowLeft(bool includeInterior = true) const;
  53     virtual int overflowTop(bool includeInterior = true) const;
  54     virtual IntRect overflowRect(bool includeInterior = true) const;
  55
  56     virtual IntRect clippedOverflowRectForRepaint(RenderBox* repaintContainer);
  57
  58     virtual unsigned caretMaxRenderedOffset() const;
  59     virtual VisiblePosition positionForCoordinates(int x, int y);
  60
  61     virtual bool canBeSelectionLeaf() const { return true; }
  62     virtual SelectionState selectionState() const { return static_cast<SelectionState>(m_selectionState); }
  63     virtual void setSelectionState(SelectionState);
  64     virtual IntRect selectionRectForRepaint(RenderBox* repaintContainer, bool clipToVisibleContent = true);
  65
  66     bool isSelected() const;
  67
  68 protected:
  69     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
  70
  71     void setIntrinsicSize(const IntSize&);
  72     virtual void intrinsicSizeChanged();
  73
  74     bool shouldPaint(PaintInfo&, int& tx, int& ty);
  75     void adjustOverflowForBoxShadowAndReflect();
  76     IntRect localSelectionRect(bool checkWhetherSelected = true) const;
  77
  78 private:
  79     IntSize m_intrinsicSize;
  80
  81     unsigned m_selectionState : 3; // SelectionState
  82     bool m_hasOverflow : 1;
  83 };
  84
  85 }
  86
  87 #endif