1/* 2 * Copyright (C) Research In Motion Limited 2012. 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#include "SVGAnimatedEnumeration.h" 22 23#include "SVGAnimationElement.h" 24#include "SVGComponentTransferFunctionElement.h" 25#include "SVGFEBlendElement.h" 26#include "SVGFEColorMatrixElement.h" 27#include "SVGFECompositeElement.h" 28#include "SVGFEConvolveMatrixElement.h" 29#include "SVGFEDisplacementMapElement.h" 30#include "SVGFEMorphologyElement.h" 31#include "SVGFETurbulenceElement.h" 32#include "SVGGradientElement.h" 33#include "SVGMarkerElement.h" 34#include "SVGNames.h" 35#include "SVGTextContentElement.h" 36#include "SVGTextPathElement.h" 37#include "SVGUnitTypes.h" 38 39namespace WebCore { 40 41static inline unsigned enumerationValueForTargetAttribute(SVGElement* targetElement, const QualifiedName& attrName, const String& value) 42{ 43 ASSERT(targetElement); 44 if (attrName == SVGNames::clipPathUnitsAttr 45 || attrName == SVGNames::filterUnitsAttr 46 || attrName == SVGNames::gradientUnitsAttr 47 || attrName == SVGNames::maskContentUnitsAttr 48 || attrName == SVGNames::maskUnitsAttr 49 || attrName == SVGNames::patternContentUnitsAttr 50 || attrName == SVGNames::patternUnitsAttr 51 || attrName == SVGNames::primitiveUnitsAttr) 52 return SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value); 53 54 if (attrName == SVGNames::lengthAdjustAttr) 55 return SVGPropertyTraits<SVGLengthAdjustType>::fromString(value); 56 if (attrName == SVGNames::markerUnitsAttr) 57 return SVGPropertyTraits<SVGMarkerUnitsType>::fromString(value); 58 if (attrName == SVGNames::methodAttr) 59 return SVGPropertyTraits<SVGTextPathMethodType>::fromString(value); 60 if (attrName == SVGNames::spacingAttr) 61 return SVGPropertyTraits<SVGTextPathSpacingType>::fromString(value); 62 if (attrName == SVGNames::spreadMethodAttr) 63 return SVGPropertyTraits<SVGSpreadMethodType>::fromString(value); 64 65#if ENABLE(FILTERS) 66 if (attrName == SVGNames::edgeModeAttr) 67 return SVGPropertyTraits<EdgeModeType>::fromString(value); 68 69 if (attrName == SVGNames::operatorAttr) { 70 if (targetElement->hasTagName(SVGNames::feCompositeTag)) 71 return SVGPropertyTraits<CompositeOperationType>::fromString(value); 72 ASSERT(targetElement->hasTagName(SVGNames::feMorphologyTag)); 73 return SVGPropertyTraits<MorphologyOperatorType>::fromString(value); 74 } 75 76 if (attrName == SVGNames::typeAttr) { 77 if (targetElement->hasTagName(SVGNames::feColorMatrixTag)) 78 return SVGPropertyTraits<ColorMatrixType>::fromString(value); 79 if (targetElement->hasTagName(SVGNames::feTurbulenceTag)) 80 return SVGPropertyTraits<TurbulenceType>::fromString(value); 81 82 ASSERT(targetElement->hasTagName(SVGNames::feFuncATag) 83 || targetElement->hasTagName(SVGNames::feFuncBTag) 84 || targetElement->hasTagName(SVGNames::feFuncGTag) 85 || targetElement->hasTagName(SVGNames::feFuncRTag)); 86 return SVGPropertyTraits<ComponentTransferType>::fromString(value); 87 } 88 89 if (attrName == SVGNames::modeAttr) { 90 BlendMode mode = BlendModeNormal; 91 parseBlendMode(value, mode); 92 return mode; 93 } 94 if (attrName == SVGNames::stitchTilesAttr) 95 return SVGPropertyTraits<SVGStitchOptions>::fromString(value); 96 if (attrName == SVGNames::xChannelSelectorAttr) 97 return SVGPropertyTraits<ChannelSelectorType>::fromString(value); 98 if (attrName == SVGNames::yChannelSelectorAttr) 99 return SVGPropertyTraits<ChannelSelectorType>::fromString(value); 100#endif 101 102 ASSERT_NOT_REACHED(); 103 return 0; 104} 105 106SVGAnimatedEnumerationAnimator::SVGAnimatedEnumerationAnimator(SVGAnimationElement* animationElement, SVGElement* contextElement) 107 : SVGAnimatedTypeAnimator(AnimatedEnumeration, animationElement, contextElement) 108{ 109} 110 111std::unique_ptr<SVGAnimatedType> SVGAnimatedEnumerationAnimator::constructFromString(const String& string) 112{ 113 ASSERT(m_animationElement); 114 auto animatedType = SVGAnimatedType::createEnumeration(std::make_unique<unsigned>()); 115 animatedType->enumeration() = enumerationValueForTargetAttribute(m_animationElement->targetElement(), m_animationElement->attributeName(), string); 116 return animatedType; 117} 118 119std::unique_ptr<SVGAnimatedType> SVGAnimatedEnumerationAnimator::startAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes) 120{ 121 return SVGAnimatedType::createEnumeration(constructFromBaseValue<SVGAnimatedEnumeration>(animatedTypes)); 122} 123 124void SVGAnimatedEnumerationAnimator::stopAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes) 125{ 126 stopAnimValAnimationForType<SVGAnimatedEnumeration>(animatedTypes); 127} 128 129void SVGAnimatedEnumerationAnimator::resetAnimValToBaseVal(const SVGElementAnimatedPropertyList& animatedTypes, SVGAnimatedType* type) 130{ 131 resetFromBaseValue<SVGAnimatedEnumeration>(animatedTypes, type, &SVGAnimatedType::enumeration); 132} 133 134void SVGAnimatedEnumerationAnimator::animValWillChange(const SVGElementAnimatedPropertyList& animatedTypes) 135{ 136 animValWillChangeForType<SVGAnimatedEnumeration>(animatedTypes); 137} 138 139void SVGAnimatedEnumerationAnimator::animValDidChange(const SVGElementAnimatedPropertyList& animatedTypes) 140{ 141 animValDidChangeForType<SVGAnimatedEnumeration>(animatedTypes); 142} 143 144void SVGAnimatedEnumerationAnimator::addAnimatedTypes(SVGAnimatedType*, SVGAnimatedType*) 145{ 146 ASSERT_NOT_REACHED(); 147} 148 149void SVGAnimatedEnumerationAnimator::calculateAnimatedValue(float percentage, unsigned, SVGAnimatedType* from, SVGAnimatedType* to, SVGAnimatedType*, SVGAnimatedType* animated) 150{ 151 ASSERT(m_animationElement); 152 ASSERT(m_contextElement); 153 154 unsigned fromEnumeration = m_animationElement->animationMode() == ToAnimation ? animated->enumeration() : from->enumeration(); 155 unsigned toEnumeration = to->enumeration(); 156 unsigned& animatedEnumeration = animated->enumeration(); 157 158 m_animationElement->animateDiscreteType<unsigned>(percentage, fromEnumeration, toEnumeration, animatedEnumeration); 159} 160 161float SVGAnimatedEnumerationAnimator::calculateDistance(const String&, const String&) 162{ 163 // No paced animations for enumerations. 164 return -1; 165} 166 167} 168