WebCore/RenderSVGHiddenContainer.h

   1 /*
   2  * This file is part of the WebKit project.
   3  *
   4  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Library General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Library General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Library General Public License
  17  * along with this library; see the file COPYING.LIB.  If not, write to
  18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  * Boston, MA 02110-1301, USA.
  20  *
  21  */
  22
  23 #ifndef RenderSVGHiddenContainer_h
  24 #define RenderSVGHiddenContainer_h
  25
  26 #if ENABLE(SVG)
  27
  28 #include "RenderSVGContainer.h"
  29
  30 namespace WebCore {
  31
  32     class SVGStyledElement;
  33
  34     // This class is for containers which are never drawn, but do need to support style
  35     // <defs>, <linearGradient>, <radialGradient> are all good examples
  36     class RenderSVGHiddenContainer : public RenderSVGContainer {
  37     public:
  38         RenderSVGHiddenContainer(SVGStyledElement*);
  39         virtual ~RenderSVGHiddenContainer();
  40
  41         virtual bool isSVGContainer() const { return true; }
  42         virtual bool isSVGHiddenContainer() const { return true; }
  43
  44         virtual const char* renderName() const { return "RenderSVGHiddenContainer"; }
  45
  46         virtual bool requiresLayer() const { return false; }
  47
  48         virtual int lineHeight(bool b, bool isRootLineBox = false) const;
  49         virtual int baselinePosition(bool b, bool isRootLineBox = false) const;
  50
  51         virtual void layout();
  52         virtual void paint(PaintInfo&, int parentX, int parentY);
  53
  54         virtual IntRect clippedOverflowRectForRepaint(RenderBox* repaintContainer);
  55         virtual void absoluteRects(Vector<IntRect>& rects, int tx, int ty, bool topLevel = true);
  56         virtual void absoluteQuads(Vector<FloatQuad>&, bool topLevel = true);
  57
  58         virtual TransformationMatrix absoluteTransform() const;
  59         virtual TransformationMatrix localTransform() const;
  60
  61         virtual FloatRect relativeBBox(bool includeStroke = true) const;
  62         virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
  63     };
  64 }
  65
  66 #endif // ENABLE(SVG)
  67 #endif // RenderSVGHiddenContainer_h