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author | Steve Block <steveblock@google.com> | 2009-11-05 09:23:40 +0000 |
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committer | Steve Block <steveblock@google.com> | 2009-11-10 22:41:12 +0000 |
commit | cac0f67c402d107cdb10971b95719e2ff9c7c76b (patch) | |
tree | d182c7f87211c6f201a5f038e332336493ebdbe7 /WebCore/svg/SVGAnimatedProperty.h | |
parent | 4b2ef0f288e7c6c4602f621b7a0e9feed304b70e (diff) | |
download | external_webkit-cac0f67c402d107cdb10971b95719e2ff9c7c76b.zip external_webkit-cac0f67c402d107cdb10971b95719e2ff9c7c76b.tar.gz external_webkit-cac0f67c402d107cdb10971b95719e2ff9c7c76b.tar.bz2 |
Merge webkit.org at r50258 : Initial merge by git.
Change-Id: I1a9e1dc4ed654b69174ad52a4f031a07240f37b0
Diffstat (limited to 'WebCore/svg/SVGAnimatedProperty.h')
-rw-r--r-- | WebCore/svg/SVGAnimatedProperty.h | 126 |
1 files changed, 90 insertions, 36 deletions
diff --git a/WebCore/svg/SVGAnimatedProperty.h b/WebCore/svg/SVGAnimatedProperty.h index 6803055..984046f 100644 --- a/WebCore/svg/SVGAnimatedProperty.h +++ b/WebCore/svg/SVGAnimatedProperty.h @@ -1,5 +1,6 @@ /* Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org> + Copyright (C) Research In Motion Limited 2009. All rights reserved. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public @@ -62,14 +63,16 @@ namespace WebCore { struct IsDerivedFromSVGElement; // Helper template used for synchronizing SVG <-> XML properties - template<typename OwnerElement, typename DecoratedType> - void synchronizeProperty(const OwnerElement* ownerElement, const QualifiedName& attributeName, DecoratedType baseValue); + template<typename OwnerType, typename DecoratedType, bool isDerivedFromSVGElement> + struct PropertySynchronizer; // Abstract base class class SVGAnimatedPropertyBase : public Noncopyable { public: virtual ~SVGAnimatedPropertyBase() { } virtual void synchronize() const = 0; + virtual void startAnimation() const = 0; + virtual void stopAnimation() = 0; }; template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -124,6 +127,7 @@ namespace WebCore { // Tear offs only used by bindings, never in internal code PassRefPtr<TearOff> animatedTearOff() const; + void registerProperty(); virtual void synchronize() const; void startAnimation() const; @@ -140,6 +144,10 @@ namespace WebCore { const AtomicString& m_attributeIdentifier; mutable SynchronizableTypeWrapper<StorableType> m_value; + +#ifndef NDEBUG + bool m_registered; +#endif }; // SVGAnimatedPropertyTearOff implementation @@ -186,8 +194,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeName.localName()) , m_value() +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -198,8 +210,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeIdentifier) , m_value() +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -211,8 +227,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeName.localName()) , m_value(arg1) +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -225,8 +245,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeIdentifier) , m_value(arg1) +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -239,8 +263,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeName.localName()) , m_value(arg1, arg2) +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -254,8 +282,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeIdentifier) , m_value(arg1, arg2) +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -269,8 +301,12 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeName.localName()) , m_value(arg1, arg2, arg3) +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> @@ -285,20 +321,26 @@ namespace WebCore { , m_attributeName(attributeName) , m_attributeIdentifier(attributeIdentifier) , m_value(arg1, arg2, arg3) +#ifndef NDEBUG + , m_registered(false) +#endif { ASSERT(m_ownerType); + registerProperty(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> typename SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::DecoratedType SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::value() const { + ASSERT(m_registered); return m_value; } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> void SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::setValue(typename SVGAnimatedProperty::DecoratedType newValue) { + ASSERT(m_registered); m_value = newValue; ownerElement()->setSynchronizedSVGAttributes(false); } @@ -307,6 +349,7 @@ namespace WebCore { typename SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::DecoratedType SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::baseValue() const { + ASSERT(m_registered); const OwnerElement* ownerElement = this->ownerElement(); SVGDocumentExtensions* extensions = ownerElement->accessDocumentSVGExtensions(); if (extensions && extensions->hasBaseValue<DecoratedType>(ownerElement, m_attributeIdentifier)) @@ -318,6 +361,7 @@ namespace WebCore { template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> void SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::setBaseValue(typename SVGAnimatedProperty::DecoratedType newValue) { + ASSERT(m_registered); const OwnerElement* ownerElement = this->ownerElement(); SVGDocumentExtensions* extensions = ownerElement->accessDocumentSVGExtensions(); if (extensions && extensions->hasBaseValue<DecoratedType>(ownerElement, m_attributeIdentifier)) { @@ -334,25 +378,38 @@ namespace WebCore { PassRefPtr<typename SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::TearOff> SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::animatedTearOff() const { + ASSERT(m_registered); return lookupOrCreateWrapper<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName, TearOff, OwnerElement>(*this, ownerElement(), m_attributeName, m_attributeIdentifier); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> + void SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::registerProperty() + { + ASSERT(!m_registered); + ownerElement()->propertyController().registerProperty(m_attributeName, this); + +#ifndef NDEBUG + m_registered = true; +#endif + } + + template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> void SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::synchronize() const { + ASSERT(m_registered); if (!m_value.needsSynchronization()) return; - synchronizeProperty<OwnerElement, DecoratedType>(ownerElement(), m_attributeName, baseValue()); + PropertySynchronizer<OwnerElement, DecoratedType, IsDerivedFromSVGElement<OwnerType>::value>::synchronize(ownerElement(), m_attributeName, baseValue()); m_value.setSynchronized(); } template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> void SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::startAnimation() const { + ASSERT(m_registered); const OwnerElement* ownerElement = this->ownerElement(); - SVGDocumentExtensions* extensions = ownerElement->accessDocumentSVGExtensions(); - if (extensions) { + if (SVGDocumentExtensions* extensions = ownerElement->accessDocumentSVGExtensions()) { ASSERT(!extensions->hasBaseValue<DecoratedType>(ownerElement, m_attributeIdentifier)); extensions->setBaseValue<DecoratedType>(ownerElement, m_attributeIdentifier, m_value); } @@ -361,12 +418,12 @@ namespace WebCore { template<typename OwnerTypeArg, typename AnimatedTypeArg, const char* TagName, const char* PropertyName> void SVGAnimatedProperty<OwnerTypeArg, AnimatedTypeArg, TagName, PropertyName>::stopAnimation() { + ASSERT(m_registered); const OwnerElement* ownerElement = this->ownerElement(); - SVGDocumentExtensions* extensions = ownerElement->accessDocumentSVGExtensions(); - if (extensions) { + if (SVGDocumentExtensions* extensions = ownerElement->accessDocumentSVGExtensions()) { ASSERT(extensions->hasBaseValue<DecoratedType>(ownerElement, m_attributeIdentifier)); setValue(extensions->baseValue<DecoratedType>(ownerElement, m_attributeIdentifier)); - extensions->removeBaseValue<AnimatedType>(ownerElement, m_attributeIdentifier); + extensions->removeBaseValue<DecoratedType>(ownerElement, m_attributeIdentifier); } } @@ -406,39 +463,37 @@ namespace WebCore { static const bool value = true; }; - class SVGExternalResourcesRequired; - template<> - struct IsDerivedFromSVGElement<SVGExternalResourcesRequired> : Noncopyable { - static const bool value = false; - }; - - class SVGFitToViewBox; + class SVGViewSpec; template<> - struct IsDerivedFromSVGElement<SVGFitToViewBox> : Noncopyable { + struct IsDerivedFromSVGElement<SVGViewSpec> : Noncopyable { static const bool value = false; }; - class SVGURIReference; - template<> - struct IsDerivedFromSVGElement<SVGURIReference> : Noncopyable { - static const bool value = false; + // PropertySynchronizer implementation + template<typename OwnerElement, typename DecoratedType> + struct PropertySynchronizer<OwnerElement, DecoratedType, true> : Noncopyable { + static void synchronize(const OwnerElement* ownerElement, const QualifiedName& attributeName, DecoratedType baseValue) + { + AtomicString value(SVGAnimatedTypeValue<DecoratedType>::toString(baseValue)); + + NamedNodeMap* namedAttrMap = ownerElement->attributes(false); + Attribute* old = namedAttrMap->getAttributeItem(attributeName); + if (old && value.isNull()) + namedAttrMap->removeAttribute(old->name()); + else if (!old && !value.isNull()) + namedAttrMap->addAttribute(const_cast<OwnerElement*>(ownerElement)->createAttribute(attributeName, value)); + else if (old && !value.isNull()) + old->setValue(value); + } }; - // Central function handling the main SVG<->XML synchronization part. template<typename OwnerElement, typename DecoratedType> - void synchronizeProperty(const OwnerElement* ownerElement, const QualifiedName& attributeName, DecoratedType baseValue) - { - AtomicString value(SVGAnimatedTypeValue<DecoratedType>::toString(baseValue)); - - NamedNodeMap* namedAttrMap = ownerElement->attributes(false); - Attribute* old = namedAttrMap->getAttributeItem(attributeName); - if (old && value.isNull()) - namedAttrMap->removeAttribute(old->name()); - else if (!old && !value.isNull()) - namedAttrMap->addAttribute(const_cast<OwnerElement*>(ownerElement)->createAttribute(attributeName, value)); - else if (old && !value.isNull()) - old->setValue(value); - } + struct PropertySynchronizer<OwnerElement, DecoratedType, false> : Noncopyable { + static void synchronize(const OwnerElement*, const QualifiedName&, DecoratedType) + { + // no-op, for types not inheriting from Element, thus nothing to synchronize + } + }; // Helper macro used to register animated properties within SVG* classes #define ANIMATED_PROPERTY_DECLARATIONS(OwnerType, ElementTag, AttributeTag, AnimatedType, UpperProperty, LowerProperty) \ @@ -451,8 +506,7 @@ namespace WebCore { void set##UpperProperty(DecoratedTypeFor##UpperProperty type) { m_##LowerProperty.setValue(type); } \ DecoratedTypeFor##UpperProperty LowerProperty##BaseValue() const { return m_##LowerProperty.baseValue(); } \ void set##UpperProperty##BaseValue(DecoratedTypeFor##UpperProperty type) { m_##LowerProperty.setBaseValue(type); } \ - PassRefPtr<SVGAnimatedProperty##UpperProperty::TearOff> LowerProperty##Animated() const { return m_##LowerProperty.animatedTearOff(); } \ - void synchronize##UpperProperty() const { m_##LowerProperty.synchronize(); } + PassRefPtr<SVGAnimatedProperty##UpperProperty::TearOff> LowerProperty##Animated() const { return m_##LowerProperty.animatedTearOff(); } }; |