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/*
* Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
* Copyright (C) 2008 Apple Inc. All rights reserved.
* Copyright (C) Research In Motion Limited 2011. 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
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef SVGAnimateElement_h
#define SVGAnimateElement_h
#include "core/CSSPropertyNames.h"
#include "core/CoreExport.h"
#include "core/SVGNames.h"
#include "core/svg/SVGAnimationElement.h"
#include "platform/heap/Handle.h"
#include <base/gtest_prod_util.h>
namespace blink {
// If we have 'inherit' as animation value, we need to grab the value
// during the animation since the value can be animated itself.
enum AnimatedPropertyValueType { RegularPropertyValue, InheritValue };
class CORE_EXPORT SVGAnimateElement : public SVGAnimationElement {
DEFINE_WRAPPERTYPEINFO();
public:
static SVGAnimateElement* create(Document&);
~SVGAnimateElement() override;
DECLARE_VIRTUAL_TRACE();
bool isSVGAnimationAttributeSettingJavaScriptURL(
const Attribute&) const override;
AnimatedPropertyType animatedPropertyType();
bool animatedPropertyTypeSupportsAddition();
protected:
SVGAnimateElement(const QualifiedName&, Document&);
bool hasValidTarget() override;
void resetAnimatedType() final;
void clearAnimatedType() final;
bool calculateToAtEndOfDurationValue(
const String& toAtEndOfDurationString) final;
bool calculateFromAndToValues(const String& fromString,
const String& toString) final;
bool calculateFromAndByValues(const String& fromString,
const String& byString) final;
void calculateAnimatedValue(float percentage,
unsigned repeatCount,
SVGSMILElement* resultElement) final;
void applyResultsToTarget() final;
float calculateDistance(const String& fromString,
const String& toString) final;
bool isAdditive() final;
void parseAttribute(const AttributeModificationParams&) override;
void svgAttributeChanged(const QualifiedName&) override;
void setTargetElement(SVGElement*) final;
void setAttributeName(const QualifiedName&);
enum AttributeType { AttributeTypeCSS, AttributeTypeXML, AttributeTypeAuto };
AttributeType getAttributeType() const { return m_attributeType; }
FRIEND_TEST_ALL_PREFIXES(UnsafeSVGAttributeSanitizationTest,
stringsShouldNotSupportAddition);
private:
void resetAnimatedPropertyType();
bool shouldApplyAnimation(const SVGElement& targetElement,
const QualifiedName& attributeName);
void setAttributeType(const AtomicString&);
InsertionNotificationRequest insertedInto(ContainerNode*) final;
void removedFrom(ContainerNode*) final;
void checkInvalidCSSAttributeType();
bool hasValidAttributeName() const;
virtual void resolveTargetProperty();
void clearTargetProperty();
virtual SVGPropertyBase* createPropertyForAnimation(const String&) const;
SVGPropertyBase* createPropertyForAttributeAnimation(const String&) const;
SVGPropertyBase* createPropertyForCSSAnimation(const String&) const;
SVGPropertyBase* adjustForInheritance(SVGPropertyBase*,
AnimatedPropertyValueType) const;
Member<SVGPropertyBase> m_fromProperty;
Member<SVGPropertyBase> m_toProperty;
Member<SVGPropertyBase> m_toAtEndOfDurationProperty;
Member<SVGPropertyBase> m_animatedValue;
protected:
Member<SVGAnimatedPropertyBase> m_targetProperty;
AnimatedPropertyType m_type;
CSSPropertyID m_cssPropertyId;
bool isAnimatingSVGDom() const { return m_targetProperty; }
bool isAnimatingCSSProperty() const {
return m_cssPropertyId != CSSPropertyInvalid;
}
private:
AnimatedPropertyValueType m_fromPropertyValueType;
AnimatedPropertyValueType m_toPropertyValueType;
AttributeType m_attributeType;
bool m_hasInvalidCSSAttributeType;
};
inline bool isSVGAnimateElement(const SVGElement& element) {
return element.hasTagName(SVGNames::animateTag) ||
element.hasTagName(SVGNames::animateTransformTag) ||
element.hasTagName(SVGNames::setTag);
}
DEFINE_SVGELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGAnimateElement);
} // namespace blink
#endif // SVGAnimateElement_h
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