khtml/rendering/render_inline.h

   1 /*
   2  * This file is part of the render object implementation for KHTML.
   3  *
   4  * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
   5  *           (C) 1999-2003 Antti Koivisto (koivisto@kde.org)
   6  *           (C) 2002-2003 Dirk Mueller (mueller@kde.org)
   7  *           (C) 2003 Apple Computer, Inc.
   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 RENDER_INLINE_H
  27 #define RENDER_INLINE_H
  28
  29 #include "render_flow.h"
  30
  31 namespace DOM {
  32     class Position;
  33 }
  34
  35 namespace khtml {
  36
  37 class RenderInline : public RenderFlow
  38 {
  39 public:
  40     RenderInline(DOM::NodeImpl* node) : RenderFlow( node ), m_isContinuation( false ) {}
  41
  42     virtual const char *renderName() const;
  43
  44     virtual bool isRenderInline() const { return true; }
  45     virtual bool isInlineFlow() const { return true; }
  46     virtual bool childrenInline() const { return true; }
  47
  48     virtual bool isInlineContinuation() const;
  49
  50     virtual void addChildToFlow(RenderObject* newChild, RenderObject* beforeChild);
  51
  52     void splitInlines(RenderBlock* fromBlock, RenderBlock* toBlock, RenderBlock* middleBlock,
  53                       RenderObject* beforeChild, RenderFlow* oldCont);
  54
  55     void splitFlow(RenderObject* beforeChild, RenderBlock* newBlockBox,
  56                    RenderObject* newChild, RenderFlow* oldCont);
  57
  58     virtual void setStyle(RenderStyle* _style);
  59     virtual void attach();
  60
  61     virtual void layout() { setNeedsLayout(false); } // Do nothing for layout()
  62
  63     virtual void paint(PaintInfo&, int tx, int ty);
  64
  65     virtual bool nodeAtPoint(NodeInfo& info, int _x, int _y, int _tx, int _ty, HitTestAction hitTestAction, bool inside);
  66
  67     virtual void calcMinMaxWidth();
  68
  69     // overrides RenderObject
  70     virtual bool requiresLayer() const { return isRelPositioned(); }
  71
  72     virtual short width() const;
  73     virtual int height() const;
  74
  75     virtual int inlineXPos() const;
  76     virtual int inlineYPos() const;
  77
  78     // used to calculate offsetWidth/Height.  Overridden by inlines (render_flow) to return
  79     // the remaining width on a given line (and the height of a single line).
  80     virtual int offsetLeft() const;
  81     virtual int offsetTop() const;
  82
  83     virtual DOM::Position positionForCoordinates(int x, int y);
  84
  85     virtual void caretPos(int offset, int flags, int &_x, int &_y, int &width, int &height) const;
  86     void paintOutlines(QPainter *p, int tx, int ty);
  87
  88 protected:
  89     static RenderInline* cloneInline(RenderFlow* src);
  90     void paintOutlinePath(QPainter *p, int tx, int ty, const QPoint *begin, const QPoint *end, BorderSide startingBS, int initialDirection, BorderSide endingBS);
  91
  92 private:
  93     bool m_isContinuation : 1; // Whether or not we're a continuation of an inline.
  94
  95 };
  96
  97 } // namespace
  98
  99 #endif // RENDER_BLOCK_H
 100