SVGFETurbulenceElement.cpp revision 2fc2651226baac27029e38c9d6ef883fa32084db
1/* 2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21#include "config.h" 22 23#if ENABLE(SVG) && ENABLE(FILTERS) 24#include "SVGFETurbulenceElement.h" 25 26#include "Attribute.h" 27#include "SVGNames.h" 28#include "SVGParserUtilities.h" 29 30namespace WebCore { 31 32// Animated property definitions 33DEFINE_ANIMATED_NUMBER_MULTIPLE_WRAPPERS(SVGFETurbulenceElement, SVGNames::baseFrequencyAttr, baseFrequencyXIdentifier(), BaseFrequencyX, baseFrequencyX) 34DEFINE_ANIMATED_NUMBER_MULTIPLE_WRAPPERS(SVGFETurbulenceElement, SVGNames::baseFrequencyAttr, baseFrequencyYIdentifier(), BaseFrequencyY, baseFrequencyY) 35DEFINE_ANIMATED_INTEGER(SVGFETurbulenceElement, SVGNames::numOctavesAttr, NumOctaves, numOctaves) 36DEFINE_ANIMATED_NUMBER(SVGFETurbulenceElement, SVGNames::seedAttr, Seed, seed) 37DEFINE_ANIMATED_ENUMERATION(SVGFETurbulenceElement, SVGNames::stitchTilesAttr, StitchTiles, stitchTiles) 38DEFINE_ANIMATED_ENUMERATION(SVGFETurbulenceElement, SVGNames::typeAttr, Type, type) 39 40inline SVGFETurbulenceElement::SVGFETurbulenceElement(const QualifiedName& tagName, Document* document) 41 : SVGFilterPrimitiveStandardAttributes(tagName, document) 42 , m_numOctaves(1) 43 , m_stitchTiles(SVG_STITCHTYPE_NOSTITCH) 44 , m_type(FETURBULENCE_TYPE_TURBULENCE) 45{ 46} 47 48PassRefPtr<SVGFETurbulenceElement> SVGFETurbulenceElement::create(const QualifiedName& tagName, Document* document) 49{ 50 return adoptRef(new SVGFETurbulenceElement(tagName, document)); 51} 52 53const AtomicString& SVGFETurbulenceElement::baseFrequencyXIdentifier() 54{ 55 DEFINE_STATIC_LOCAL(AtomicString, s_identifier, ("SVGBaseFrequencyX")); 56 return s_identifier; 57} 58 59const AtomicString& SVGFETurbulenceElement::baseFrequencyYIdentifier() 60{ 61 DEFINE_STATIC_LOCAL(AtomicString, s_identifier, ("SVGBaseFrequencyY")); 62 return s_identifier; 63} 64 65void SVGFETurbulenceElement::parseMappedAttribute(Attribute* attr) 66{ 67 const String& value = attr->value(); 68 if (attr->name() == SVGNames::typeAttr) { 69 if (value == "fractalNoise") 70 setTypeBaseValue(FETURBULENCE_TYPE_FRACTALNOISE); 71 else if (value == "turbulence") 72 setTypeBaseValue(FETURBULENCE_TYPE_TURBULENCE); 73 } else if (attr->name() == SVGNames::stitchTilesAttr) { 74 if (value == "stitch") 75 setStitchTilesBaseValue(SVG_STITCHTYPE_STITCH); 76 else if (value == "noStitch") 77 setStitchTilesBaseValue(SVG_STITCHTYPE_NOSTITCH); 78 } else if (attr->name() == SVGNames::baseFrequencyAttr) { 79 float x, y; 80 if (parseNumberOptionalNumber(value, x, y)) { 81 setBaseFrequencyXBaseValue(x); 82 setBaseFrequencyYBaseValue(y); 83 } 84 } else if (attr->name() == SVGNames::seedAttr) 85 setSeedBaseValue(value.toFloat()); 86 else if (attr->name() == SVGNames::numOctavesAttr) 87 setNumOctavesBaseValue(value.toUIntStrict()); 88 else 89 SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr); 90} 91 92void SVGFETurbulenceElement::svgAttributeChanged(const QualifiedName& attrName) 93{ 94 SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName); 95 96 if (attrName == SVGNames::baseFrequencyAttr 97 || attrName == SVGNames::numOctavesAttr 98 || attrName == SVGNames::seedAttr 99 || attrName == SVGNames::stitchTilesAttr 100 || attrName == SVGNames::typeAttr) 101 invalidate(); 102} 103 104void SVGFETurbulenceElement::synchronizeProperty(const QualifiedName& attrName) 105{ 106 SVGFilterPrimitiveStandardAttributes::synchronizeProperty(attrName); 107 108 if (attrName == anyQName()) { 109 synchronizeType(); 110 synchronizeStitchTiles(); 111 synchronizeBaseFrequencyX(); 112 synchronizeBaseFrequencyY(); 113 synchronizeSeed(); 114 synchronizeNumOctaves(); 115 return; 116 } 117 118 if (attrName == SVGNames::typeAttr) 119 synchronizeType(); 120 else if (attrName == SVGNames::stitchTilesAttr) 121 synchronizeStitchTiles(); 122 else if (attrName == SVGNames::baseFrequencyAttr) { 123 synchronizeBaseFrequencyX(); 124 synchronizeBaseFrequencyY(); 125 } else if (attrName == SVGNames::seedAttr) 126 synchronizeSeed(); 127 else if (attrName == SVGNames::numOctavesAttr) 128 synchronizeNumOctaves(); 129} 130 131AttributeToPropertyTypeMap& SVGFETurbulenceElement::attributeToPropertyTypeMap() 132{ 133 DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_attributeToPropertyTypeMap, ()); 134 return s_attributeToPropertyTypeMap; 135} 136 137void SVGFETurbulenceElement::fillAttributeToPropertyTypeMap() 138{ 139 AttributeToPropertyTypeMap& attributeToPropertyTypeMap = this->attributeToPropertyTypeMap(); 140 141 SVGFilterPrimitiveStandardAttributes::fillPassedAttributeToPropertyTypeMap(attributeToPropertyTypeMap); 142 attributeToPropertyTypeMap.set(SVGNames::baseFrequencyAttr, AnimatedNumberOptionalNumber); 143 attributeToPropertyTypeMap.set(SVGNames::numOctavesAttr, AnimatedInteger); 144 attributeToPropertyTypeMap.set(SVGNames::seedAttr, AnimatedNumber); 145 attributeToPropertyTypeMap.set(SVGNames::stitchTilesAttr, AnimatedEnumeration); 146 attributeToPropertyTypeMap.set(SVGNames::typeAttr, AnimatedEnumeration); 147} 148 149PassRefPtr<FilterEffect> SVGFETurbulenceElement::build(SVGFilterBuilder*, Filter* filter) 150{ 151 if (baseFrequencyX() < 0 || baseFrequencyY() < 0) 152 return 0; 153 154 return FETurbulence::create(filter, static_cast<TurbulanceType>(type()), baseFrequencyX(), 155 baseFrequencyY(), numOctaves(), seed(), stitchTiles() == SVG_STITCHTYPE_STITCH); 156} 157 158} 159 160#endif // ENABLE(SVG) 161