1 /*
2 Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3 2004, 2005, 2007 Rob Buis <buis@kde.org>
4 Copyright (C) 2009 Google, Inc. All rights reserved.
5 Copyright (C) 2009 Apple Inc. All rights reserved.
6
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Library General Public
9 License as published by the Free Software Foundation; either
10 version 2 of the License, or (at your option) any later version.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Library General Public License for more details.
16
17 You should have received a copy of the GNU Library General Public License
18 aint with this library; see the file COPYING.LIB. If not, write to
19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA.
21 */
22
23 #ifndef RenderSVGContainer_h
24 #define RenderSVGContainer_h
25
26 #if ENABLE(SVG)
27
28 #include "RenderSVGModelObject.h"
29
30 namespace WebCore {
31
32 class SVGElement;
33
34 class RenderSVGContainer : public RenderSVGModelObject {
35 public:
36 RenderSVGContainer(SVGStyledElement*);
37
children()38 const RenderObjectChildList* children() const { return &m_children; }
children()39 RenderObjectChildList* children() { return &m_children; }
40
41 // <marker> uses these methods to only allow drawing children during a special marker draw time
42 void setDrawsContents(bool);
43 bool drawsContents() const;
44
45 protected:
46 virtual void paint(PaintInfo&, int parentX, int parentY);
47
48 private:
virtualChildren()49 virtual RenderObjectChildList* virtualChildren() { return children(); }
virtualChildren()50 virtual const RenderObjectChildList* virtualChildren() const { return children(); }
51
isSVGContainer()52 virtual bool isSVGContainer() const { return true; }
renderName()53 virtual const char* renderName() const { return "RenderSVGContainer"; }
54
55 virtual void layout();
56
57 virtual void addFocusRingRects(GraphicsContext*, int tx, int ty);
58
59 virtual FloatRect objectBoundingBox() const;
60 virtual FloatRect repaintRectInLocalCoordinates() const;
61
62 virtual bool nodeAtFloatPoint(const HitTestRequest&, HitTestResult&, const FloatPoint& pointInParent, HitTestAction);
63
64 // Allow RenderSVGTransformableContainer to hook in at the right time in layout()
calculateLocalTransform()65 virtual void calculateLocalTransform() { }
66
67 // Allow RenderSVGViewportContainer to hook in at the right times in layout(), paint() and nodeAtFloatPoint()
calcViewport()68 virtual void calcViewport() { }
applyViewportClip(PaintInfo &)69 virtual void applyViewportClip(PaintInfo&) { }
pointIsInsideViewportClip(const FloatPoint &)70 virtual bool pointIsInsideViewportClip(const FloatPoint& /*pointInParent*/) { return true; }
71
72 bool selfWillPaint() const;
73
74 RenderObjectChildList m_children;
75 bool m_drawsContents : 1;
76 };
77
toRenderSVGContainer(RenderObject * object)78 inline RenderSVGContainer* toRenderSVGContainer(RenderObject* object)
79 {
80 // Note: isSVGContainer is also true for RenderSVGViewportContainer, which is not derived from this.
81 ASSERT(!object || object->isSVGContainer() && strcmp(object->renderName(), "RenderSVGViewportContainer"));
82 return static_cast<RenderSVGContainer*>(object);
83 }
84
toRenderSVGContainer(const RenderObject * object)85 inline const RenderSVGContainer* toRenderSVGContainer(const RenderObject* object)
86 {
87 // Note: isSVGContainer is also true for RenderSVGViewportContainer, which is not derived from this.
88 ASSERT(!object || object->isSVGContainer() && strcmp(object->renderName(), "RenderSVGViewportContainer"));
89 return static_cast<const RenderSVGContainer*>(object);
90 }
91
92 // This will catch anyone doing an unnecessary cast.
93 void toRenderSVGContainer(const RenderSVGContainer*);
94
95 } // namespace WebCore
96
97 #endif // ENABLE(SVG)
98 #endif // RenderSVGContainer_h
99
100 // vim:ts=4:noet
101