/* * Copyright (C) 2013 Google Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef SVGProperty_h #define SVGProperty_h #include "core/svg/properties/SVGPropertyInfo.h" #include "wtf/Noncopyable.h" #include "wtf/PassRefPtr.h" #include "wtf/RefCounted.h" #include "wtf/text/WTFString.h" namespace WebCore { class ExceptionState; class QualifiedName; class SVGElement; class SVGAnimationElement; class SVGPropertyBase : public RefCounted<SVGPropertyBase> { WTF_MAKE_NONCOPYABLE(SVGPropertyBase); public: // Properties do not have a primitive type by default typedef void PrimitiveType; virtual ~SVGPropertyBase() { ASSERT(!m_ownerList); } // FIXME: remove this in WebAnimations transition. // This is used from SVGAnimatedNewPropertyAnimator for its animate-by-string implementation. virtual PassRefPtr<SVGPropertyBase> cloneForAnimation(const String&) const = 0; virtual String valueAsString() const = 0; // FIXME: remove below and just have this inherit AnimatableValue in WebAnimations transition. virtual void add(PassRefPtr<SVGPropertyBase>, SVGElement*) = 0; virtual void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) = 0; virtual float calculateDistance(PassRefPtr<SVGPropertyBase> to, SVGElement*) = 0; AnimatedPropertyType type() { return m_type; } SVGPropertyBase* ownerList() const { return m_ownerList; } void setOwnerList(SVGPropertyBase* ownerList) { // Previous owner list must be cleared before setting new owner list. ASSERT((!ownerList && m_ownerList) || (ownerList && !m_ownerList)); m_ownerList = ownerList; } protected: explicit SVGPropertyBase(AnimatedPropertyType type) : m_type(type) , m_ownerList(0) { } private: const AnimatedPropertyType m_type; // FIXME: oilpan: This is kept as a raw ptr to break reference cycle. Should be Member in oilpan. SVGPropertyBase* m_ownerList; }; } #endif // SVGProperty_h