1 /*
2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
4 * Copyright (C) 2008 Apple Inc. All rights reserved.
5 * Copyright (C) Research In Motion Limited 2011. 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 * along 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 SVGAnimateElement_h
24 #define SVGAnimateElement_h
25
26 #include "core/SVGNames.h"
27 #include "core/svg/SVGAnimatedTypeAnimator.h"
28 #include "core/svg/SVGAnimationElement.h"
29 #include "wtf/OwnPtr.h"
30
31 namespace WebCore {
32
33 class SVGAnimatedTypeAnimator;
34
35 class SVGAnimateElement : public SVGAnimationElement {
36 public:
37 static PassRefPtrWillBeRawPtr<SVGAnimateElement> create(Document&);
38 virtual ~SVGAnimateElement();
39
40 virtual void trace(Visitor*) OVERRIDE;
41
42 AnimatedPropertyType animatedPropertyType();
43 bool animatedPropertyTypeSupportsAddition();
44
45 protected:
46 SVGAnimateElement(const QualifiedName&, Document&);
47
48 virtual void resetAnimatedType() OVERRIDE FINAL;
49 virtual void clearAnimatedType(SVGElement* targetElement) OVERRIDE FINAL;
50
51 virtual bool calculateToAtEndOfDurationValue(const String& toAtEndOfDurationString) OVERRIDE FINAL;
52 virtual bool calculateFromAndToValues(const String& fromString, const String& toString) OVERRIDE FINAL;
53 virtual bool calculateFromAndByValues(const String& fromString, const String& byString) OVERRIDE FINAL;
54 virtual void calculateAnimatedValue(float percentage, unsigned repeatCount, SVGSMILElement* resultElement) OVERRIDE FINAL;
55 virtual void applyResultsToTarget() OVERRIDE FINAL;
56 virtual float calculateDistance(const String& fromString, const String& toString) OVERRIDE FINAL;
57 virtual bool isAdditive() OVERRIDE FINAL;
58
59 virtual void setTargetElement(SVGElement*) OVERRIDE FINAL;
60 virtual void setAttributeName(const QualifiedName&) OVERRIDE FINAL;
61
62 private:
63 void resetAnimatedPropertyType();
64 SVGAnimatedTypeAnimator* ensureAnimator();
65
66 virtual bool hasValidAttributeType() OVERRIDE;
67
68 RefPtr<SVGPropertyBase> m_fromProperty;
69 RefPtr<SVGPropertyBase> m_toProperty;
70 RefPtr<SVGPropertyBase> m_toAtEndOfDurationProperty;
71 RefPtr<SVGPropertyBase> m_animatedProperty;
72
73 OwnPtrWillBeMember<SVGAnimatedTypeAnimator> m_animator;
74 };
75
isSVGAnimateElement(const Node & node)76 inline bool isSVGAnimateElement(const Node& node)
77 {
78 return node.hasTagName(SVGNames::animateTag)
79 || node.hasTagName(SVGNames::animateTransformTag)
80 || node.hasTagName(SVGNames::setTag);
81 }
82
83 DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGAnimateElement);
84
85 } // namespace WebCore
86
87 #endif // SVGAnimateElement_h
88