1 /*
2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21 #ifndef SVGGraphicsElement_h
22 #define SVGGraphicsElement_h
23
24 #include "core/svg/SVGAnimatedTransformList.h"
25 #include "core/svg/SVGElement.h"
26 #include "core/svg/SVGTests.h"
27
28 namespace WebCore {
29
30 class AffineTransform;
31 class Path;
32
33 class SVGGraphicsElement : public SVGElement, public SVGTests {
34 public:
35 virtual ~SVGGraphicsElement();
36
37 enum StyleUpdateStrategy { AllowStyleUpdate, DisallowStyleUpdate };
38
39 AffineTransform getCTM(StyleUpdateStrategy = AllowStyleUpdate);
40 AffineTransform getScreenCTM(StyleUpdateStrategy = AllowStyleUpdate);
41 AffineTransform getTransformToElement(SVGElement*, ExceptionState&);
42 SVGElement* nearestViewportElement() const;
43 SVGElement* farthestViewportElement() const;
44
localCoordinateSpaceTransform(SVGElement::CTMScope)45 virtual AffineTransform localCoordinateSpaceTransform(SVGElement::CTMScope) const OVERRIDE { return animatedLocalTransform(); }
46 virtual AffineTransform animatedLocalTransform() const;
47 virtual AffineTransform* supplementalTransform();
48
49 virtual SVGRect getBBox();
50 SVGRect getStrokeBBox();
51
52 // "base class" methods for all the elements which render as paths
53 virtual void toClipPath(Path&);
54 virtual RenderObject* createRenderer(RenderStyle*);
55
56 protected:
57 SVGGraphicsElement(const QualifiedName&, Document&, ConstructionType = CreateSVGElement);
58
59 bool isSupportedAttribute(const QualifiedName&);
60 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
61 virtual void svgAttributeChanged(const QualifiedName&);
62
63 BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGGraphicsElement)
DECLARE_ANIMATED_TRANSFORM_LIST(Transform,transform)64 DECLARE_ANIMATED_TRANSFORM_LIST(Transform, transform)
65 END_DECLARE_ANIMATED_PROPERTIES
66
67 private:
68 virtual bool isSVGGraphicsElement() const OVERRIDE { return true; }
69
70 // SVGTests
synchronizeRequiredFeatures()71 virtual void synchronizeRequiredFeatures() { SVGTests::synchronizeRequiredFeatures(this); }
synchronizeRequiredExtensions()72 virtual void synchronizeRequiredExtensions() { SVGTests::synchronizeRequiredExtensions(this); }
synchronizeSystemLanguage()73 virtual void synchronizeSystemLanguage() { SVGTests::synchronizeSystemLanguage(this); }
74
75 // Used by <animateMotion>
76 OwnPtr<AffineTransform> m_supplementalTransform;
77 };
78
isSVGGraphicsElement(const Node & node)79 inline bool isSVGGraphicsElement(const Node& node)
80 {
81 return node.isSVGElement() && toSVGElement(node).isSVGGraphicsElement();
82 }
83
84 DEFINE_NODE_TYPE_CASTS_WITH_FUNCTION(SVGGraphicsElement);
85
86 } // namespace WebCore
87
88 #endif // SVGGraphicsElement_h
89