WebCore/RenderInline.h

   1 /*
   2  * This file is part of the render object implementation for KHTML.
   3  *
   4  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
   5  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
   6  * Copyright (C) 2003 Apple Computer, Inc.
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Library General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Library General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Library General Public License
  19  * along with this library; see the file COPYING.LIB.  If not, write to
  20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  21  * Boston, MA 02110-1301, USA.
  22  *
  23  */
  24
  25 #ifndef RenderInline_h
  26 #define RenderInline_h
  27
  28 #include "RenderFlow.h"
  29
  30 namespace WebCore {
  31
  32 class Position;
  33
  34 class RenderInline : public RenderFlow {
  35 public:
  36     RenderInline(Node*);
  37     virtual ~RenderInline();
  38
  39     virtual const char* renderName() const;
  40
  41     virtual bool isRenderInline() const { return true; }
  42     virtual bool childrenInline() const { return true; }
  43
  44     virtual bool isInlineContinuation() const;
  45
  46     virtual void addChildToFlow(RenderObject* newChild, RenderObject* beforeChild);
  47     void splitInlines(RenderBlock* fromBlock, RenderBlock* toBlock, RenderBlock* middleBlock,
  48                       RenderObject* beforeChild, RenderFlow* oldCont);
  49     void splitFlow(RenderObject* beforeChild, RenderBlock* newBlockBox,
  50                    RenderObject* newChild, RenderFlow* oldCont);
  51
  52     virtual void layout() { } // Do nothing for layout()
  53
  54     virtual void paint(PaintInfo&, int tx, int ty);
  55
  56     virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
  57
  58     virtual bool requiresLayer() const { return isRelPositioned() || isTransparent() || hasMask(); }
  59
  60     virtual int offsetLeft() const;
  61     virtual int offsetTop() const;
  62     virtual int offsetWidth() const { return linesBoundingBox().width(); }
  63     virtual int offsetHeight() const { return linesBoundingBox().height(); }
  64
  65     void absoluteRects(Vector<IntRect>&, int tx, int ty, bool topLevel = true);
  66     virtual void absoluteQuads(Vector<FloatQuad>&, bool topLevel = true);
  67
  68     virtual IntRect clippedOverflowRectForRepaint(RenderBox* repaintContainer);
  69
  70     virtual VisiblePosition positionForCoordinates(int x, int y);
  71
  72     IntRect linesBoundingBox() const;
  73
  74     virtual IntRect borderBoundingBox() const
  75     {
  76         IntRect boundingBox = linesBoundingBox();
  77         return IntRect(0, 0, boundingBox.width(), boundingBox.height());
  78     }
  79
  80 protected:
  81     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
  82
  83     static RenderInline* cloneInline(RenderFlow* src);
  84
  85 };
  86
  87 } // namespace WebCore
  88
  89 #endif // RenderInline_h