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#include "core/svg/SVGComponentTransferFunctionElement.h" 24 25#include "core/SVGNames.h" 26#include "core/dom/Attribute.h" 27#include "core/svg/SVGFEComponentTransferElement.h" 28#include "core/svg/SVGNumberList.h" 29 30namespace blink { 31 32template<> const SVGEnumerationStringEntries& getStaticStringEntries<ComponentTransferType>() 33{ 34 DEFINE_STATIC_LOCAL(SVGEnumerationStringEntries, entries, ()); 35 if (entries.isEmpty()) { 36 entries.append(std::make_pair(FECOMPONENTTRANSFER_TYPE_IDENTITY, "identity")); 37 entries.append(std::make_pair(FECOMPONENTTRANSFER_TYPE_TABLE, "table")); 38 entries.append(std::make_pair(FECOMPONENTTRANSFER_TYPE_DISCRETE, "discrete")); 39 entries.append(std::make_pair(FECOMPONENTTRANSFER_TYPE_LINEAR, "linear")); 40 entries.append(std::make_pair(FECOMPONENTTRANSFER_TYPE_GAMMA, "gamma")); 41 } 42 return entries; 43} 44 45SVGComponentTransferFunctionElement::SVGComponentTransferFunctionElement(const QualifiedName& tagName, Document& document) 46 : SVGElement(tagName, document) 47 , m_tableValues(SVGAnimatedNumberList::create(this, SVGNames::tableValuesAttr, SVGNumberList::create())) 48 , m_slope(SVGAnimatedNumber::create(this, SVGNames::slopeAttr, SVGNumber::create(1))) 49 , m_intercept(SVGAnimatedNumber::create(this, SVGNames::interceptAttr, SVGNumber::create())) 50 , m_amplitude(SVGAnimatedNumber::create(this, SVGNames::amplitudeAttr, SVGNumber::create(1))) 51 , m_exponent(SVGAnimatedNumber::create(this, SVGNames::exponentAttr, SVGNumber::create(1))) 52 , m_offset(SVGAnimatedNumber::create(this, SVGNames::offsetAttr, SVGNumber::create())) 53 , m_type(SVGAnimatedEnumeration<ComponentTransferType>::create(this, SVGNames::typeAttr, FECOMPONENTTRANSFER_TYPE_IDENTITY)) 54{ 55 addToPropertyMap(m_tableValues); 56 addToPropertyMap(m_slope); 57 addToPropertyMap(m_intercept); 58 addToPropertyMap(m_amplitude); 59 addToPropertyMap(m_exponent); 60 addToPropertyMap(m_offset); 61 addToPropertyMap(m_type); 62} 63 64bool SVGComponentTransferFunctionElement::isSupportedAttribute(const QualifiedName& attrName) 65{ 66 DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ()); 67 if (supportedAttributes.isEmpty()) { 68 supportedAttributes.add(SVGNames::typeAttr); 69 supportedAttributes.add(SVGNames::tableValuesAttr); 70 supportedAttributes.add(SVGNames::slopeAttr); 71 supportedAttributes.add(SVGNames::interceptAttr); 72 supportedAttributes.add(SVGNames::amplitudeAttr); 73 supportedAttributes.add(SVGNames::exponentAttr); 74 supportedAttributes.add(SVGNames::offsetAttr); 75 } 76 return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName); 77} 78 79void SVGComponentTransferFunctionElement::parseAttribute(const QualifiedName& name, const AtomicString& value) 80{ 81 parseAttributeNew(name, value); 82} 83 84void SVGComponentTransferFunctionElement::svgAttributeChanged(const QualifiedName& attrName) 85{ 86 if (!isSupportedAttribute(attrName)) { 87 SVGElement::svgAttributeChanged(attrName); 88 return; 89 } 90 91 SVGElement::InvalidationGuard invalidationGuard(this); 92 93 invalidateFilterPrimitiveParent(this); 94} 95 96ComponentTransferFunction SVGComponentTransferFunctionElement::transferFunction() const 97{ 98 ComponentTransferFunction func; 99 func.type = m_type->currentValue()->enumValue(); 100 func.slope = m_slope->currentValue()->value(); 101 func.intercept = m_intercept->currentValue()->value(); 102 func.amplitude = m_amplitude->currentValue()->value(); 103 func.exponent = m_exponent->currentValue()->value(); 104 func.offset = m_offset->currentValue()->value(); 105 func.tableValues = m_tableValues->currentValue()->toFloatVector(); 106 return func; 107} 108 109} // namespace blink 110