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