1/* 2 * Copyright (C) 2014 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef SVGAnimatedNumberOptionalNumber_h 32#define SVGAnimatedNumberOptionalNumber_h 33 34#include "core/svg/SVGAnimatedNumber.h" 35#include "core/svg/SVGNumberOptionalNumber.h" 36 37namespace blink { 38 39// SVG Spec: http://www.w3.org/TR/SVG11/types.html <number-optional-number> 40// Unlike other SVGAnimated* class, this class is not exposed to Javascript directly, 41// while DOM attribute and SMIL animations operate on this class. 42// From Javascript, the two SVGAnimatedNumbers |firstNumber| and |secondNumber| are used. 43// For example, see SVGFEDropShadowElement::stdDeviation{X,Y}() 44class SVGAnimatedNumberOptionalNumber : public SVGAnimatedPropertyCommon<SVGNumberOptionalNumber> { 45public: 46 static PassRefPtr<SVGAnimatedNumberOptionalNumber> create(SVGElement* contextElement, const QualifiedName& attributeName, float initialFirstValue = 0, float initialSecondValue = 0) 47 { 48 return adoptRef(new SVGAnimatedNumberOptionalNumber(contextElement, attributeName, initialFirstValue, initialSecondValue)); 49 } 50 51 virtual void setAnimatedValue(PassRefPtr<SVGPropertyBase>) OVERRIDE; 52 virtual bool needsSynchronizeAttribute() OVERRIDE; 53 virtual void animationEnded() OVERRIDE; 54 55 SVGAnimatedNumber* firstNumber() { return m_firstNumber.get(); } 56 SVGAnimatedNumber* secondNumber() { return m_secondNumber.get(); } 57 58protected: 59 SVGAnimatedNumberOptionalNumber(SVGElement* contextElement, const QualifiedName& attributeName, float initialFirstValue, float initialSecondValue); 60 61 RefPtr<SVGAnimatedNumber> m_firstNumber; 62 RefPtr<SVGAnimatedNumber> m_secondNumber; 63}; 64 65} // namespace blink 66 67#endif // SVGAnimatedNumberOptionalNumber_h 68