1 /* 2 * Copyright (C) Research In Motion Limited 2010-2012. All rights reserved. 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 SVGAnimatedStaticPropertyTearOff_h 21 #define SVGAnimatedStaticPropertyTearOff_h 22 23 #include "core/svg/properties/SVGAnimatedProperty.h" 24 25 namespace WebCore { 26 27 class ExceptionState; 28 29 template<typename PropertyType> 30 class SVGAnimatedStaticPropertyTearOff : public SVGAnimatedProperty { 31 public: 32 typedef PropertyType ContentType; 33 baseVal()34 PropertyType& baseVal() 35 { 36 return m_property; 37 } 38 animVal()39 PropertyType& animVal() 40 { 41 if (m_animatedProperty) 42 return *m_animatedProperty; 43 return m_property; 44 } 45 setBaseVal(const PropertyType & property,ExceptionState &)46 virtual void setBaseVal(const PropertyType& property, ExceptionState&) 47 { 48 m_property = property; 49 commitChange(); 50 } 51 create(SVGElement * contextElement,const QualifiedName & attributeName,AnimatedPropertyType animatedPropertyType,PropertyType & property)52 static PassRefPtr<SVGAnimatedStaticPropertyTearOff<PropertyType> > create(SVGElement* contextElement, const QualifiedName& attributeName, AnimatedPropertyType animatedPropertyType, PropertyType& property) 53 { 54 ASSERT(contextElement); 55 return adoptRef(new SVGAnimatedStaticPropertyTearOff<PropertyType>(contextElement, attributeName, animatedPropertyType, property)); 56 } 57 currentAnimatedValue()58 PropertyType& currentAnimatedValue() 59 { 60 ASSERT(m_isAnimating); 61 ASSERT(m_animatedProperty); 62 return *m_animatedProperty; 63 } 64 currentBaseValue()65 const PropertyType& currentBaseValue() const 66 { 67 return m_property; 68 } 69 animationStarted(PropertyType * newAnimVal)70 void animationStarted(PropertyType* newAnimVal) 71 { 72 ASSERT(!m_isAnimating); 73 ASSERT(!m_animatedProperty); 74 ASSERT(newAnimVal); 75 m_animatedProperty = newAnimVal; 76 m_isAnimating = true; 77 } 78 animationEnded()79 void animationEnded() 80 { 81 ASSERT(m_isAnimating); 82 ASSERT(m_animatedProperty); 83 m_animatedProperty = 0; 84 m_isAnimating = false; 85 } 86 animValWillChange()87 void animValWillChange() 88 { 89 // no-op for non list types. 90 ASSERT(m_isAnimating); 91 ASSERT(m_animatedProperty); 92 } 93 animValDidChange()94 void animValDidChange() 95 { 96 // no-op for non list types. 97 ASSERT(m_isAnimating); 98 ASSERT(m_animatedProperty); 99 } 100 101 protected: SVGAnimatedStaticPropertyTearOff(SVGElement * contextElement,const QualifiedName & attributeName,AnimatedPropertyType animatedPropertyType,PropertyType & property)102 SVGAnimatedStaticPropertyTearOff(SVGElement* contextElement, const QualifiedName& attributeName, AnimatedPropertyType animatedPropertyType, PropertyType& property) 103 : SVGAnimatedProperty(contextElement, attributeName, animatedPropertyType) 104 , m_property(property) 105 , m_animatedProperty(0) 106 { 107 } 108 109 private: 110 PropertyType& m_property; 111 PropertyType* m_animatedProperty; 112 }; 113 114 } 115 116 #endif // SVGAnimatedStaticPropertyTearOff_h 117