1/* 2 * Copyright (C) Research In Motion Limited 2011. 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#include "config.h" 21 22#include "core/svg/SVGAnimatedPreserveAspectRatio.h" 23 24#include "core/svg/SVGAnimateElement.h" 25 26namespace WebCore { 27 28SVGAnimatedPreserveAspectRatioAnimator::SVGAnimatedPreserveAspectRatioAnimator(SVGAnimationElement* animationElement, SVGElement* contextElement) 29 : SVGAnimatedTypeAnimator(AnimatedPreserveAspectRatio, animationElement, contextElement) 30{ 31} 32 33PassOwnPtr<SVGAnimatedType> SVGAnimatedPreserveAspectRatioAnimator::constructFromString(const String& string) 34{ 35 OwnPtr<SVGAnimatedType> animatedType = SVGAnimatedType::createPreserveAspectRatio(new SVGPreserveAspectRatio); 36 animatedType->preserveAspectRatio().parse(string); 37 return animatedType.release(); 38} 39 40PassOwnPtr<SVGAnimatedType> SVGAnimatedPreserveAspectRatioAnimator::startAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes) 41{ 42 return SVGAnimatedType::createPreserveAspectRatio(constructFromBaseValue<SVGAnimatedPreserveAspectRatio>(animatedTypes)); 43} 44 45void SVGAnimatedPreserveAspectRatioAnimator::stopAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes) 46{ 47 stopAnimValAnimationForType<SVGAnimatedPreserveAspectRatio>(animatedTypes); 48} 49 50void SVGAnimatedPreserveAspectRatioAnimator::resetAnimValToBaseVal(const SVGElementAnimatedPropertyList& animatedTypes, SVGAnimatedType* type) 51{ 52 resetFromBaseValue<SVGAnimatedPreserveAspectRatio>(animatedTypes, type, &SVGAnimatedType::preserveAspectRatio); 53} 54 55void SVGAnimatedPreserveAspectRatioAnimator::animValWillChange(const SVGElementAnimatedPropertyList& animatedTypes) 56{ 57 animValWillChangeForType<SVGAnimatedPreserveAspectRatio>(animatedTypes); 58} 59 60void SVGAnimatedPreserveAspectRatioAnimator::animValDidChange(const SVGElementAnimatedPropertyList& animatedTypes) 61{ 62 animValDidChangeForType<SVGAnimatedPreserveAspectRatio>(animatedTypes); 63} 64 65void SVGAnimatedPreserveAspectRatioAnimator::addAnimatedTypes(SVGAnimatedType*, SVGAnimatedType*) 66{ 67 ASSERT_NOT_REACHED(); 68} 69 70void SVGAnimatedPreserveAspectRatioAnimator::calculateAnimatedValue(float percentage, unsigned, SVGAnimatedType* from, SVGAnimatedType* to, SVGAnimatedType*, SVGAnimatedType* animated) 71{ 72 ASSERT(m_animationElement); 73 ASSERT(m_contextElement); 74 75 const SVGPreserveAspectRatio& fromPreserveAspectRatio = m_animationElement->animationMode() == ToAnimation ? animated->preserveAspectRatio() : from->preserveAspectRatio(); 76 const SVGPreserveAspectRatio& toPreserveAspectRatio = to->preserveAspectRatio(); 77 SVGPreserveAspectRatio& animatedPreserveAspectRatio = animated->preserveAspectRatio(); 78 79 m_animationElement->animateDiscreteType<SVGPreserveAspectRatio>(percentage, fromPreserveAspectRatio, toPreserveAspectRatio, animatedPreserveAspectRatio); 80} 81 82float SVGAnimatedPreserveAspectRatioAnimator::calculateDistance(const String&, const String&) 83{ 84 // No paced animations for SVGPreserveAspectRatio. 85 return -1; 86} 87 88} 89