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SVGFECompositeElement.cpp

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00001 /*
00002     Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
00003                   2004, 2005, 2006 Rob Buis <buis@kde.org>
00004 
00005     This file is part of the KDE project
00006 
00007     This library is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU Library General Public
00009     License as published by the Free Software Foundation; either
00010     version 2 of the License, or (at your option) any later version.
00011 
00012     This library is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015     Library General Public License for more details.
00016 
00017     You should have received a copy of the GNU Library General Public License
00018     along with this library; see the file COPYING.LIB.  If not, write to
00019     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00020     Boston, MA 02110-1301, USA.
00021 */
00022 
00023 #include "config.h"
00024 
00025 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
00026 #include "SVGFECompositeElement.h"
00027 
00028 #include "SVGNames.h"
00029 #include "SVGResourceFilter.h"
00030 
00031 namespace WebCore {
00032 
00033 SVGFECompositeElement::SVGFECompositeElement(const QualifiedName& tagName, Document* doc)
00034     : SVGFilterPrimitiveStandardAttributes(tagName, doc)
00035     , m__operator(SVG_FECOMPOSITE_OPERATOR_OVER)
00036     , m_k1(0.0f)
00037     , m_k2(0.0f)
00038     , m_k3(0.0f)
00039     , m_k4(0.0f)
00040     , m_filterEffect(0)
00041 {
00042 }
00043 
00044 SVGFECompositeElement::~SVGFECompositeElement()
00045 {
00046     delete m_filterEffect;
00047 }
00048 
00049 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
00050 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, String, String, string, In2, in2, SVGNames::in2Attr, m_in2)
00051 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, int, Enumeration, enumeration, _operator, _operator, SVGNames::operatorAttr, m__operator)
00052 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K1, k1, SVGNames::k1Attr, m_k1)
00053 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K2, k2, SVGNames::k2Attr, m_k2)
00054 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K3, k3, SVGNames::k3Attr, m_k3)
00055 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K4, k4, SVGNames::k4Attr, m_k4)
00056 
00057 void SVGFECompositeElement::parseMappedAttribute(MappedAttribute *attr)
00058 {
00059     const String& value = attr->value();
00060     if (attr->name() == SVGNames::operatorAttr) {
00061         if (value == "over")
00062             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_OVER);
00063         else if (value == "in")
00064             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_IN);
00065         else if (value == "out")
00066             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_OUT);
00067         else if (value == "atop")
00068             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_ATOP);
00069         else if (value == "xor")
00070             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_XOR);
00071         else if (value == "arithmetic")
00072             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_ARITHMETIC);
00073     }
00074     else if (attr->name() == SVGNames::inAttr)
00075         setIn1BaseValue(value);
00076     else if (attr->name() == SVGNames::in2Attr)
00077         setIn2BaseValue(value);
00078     else if (attr->name() == SVGNames::k1Attr)
00079         setK1BaseValue(value.toFloat());
00080     else if (attr->name() == SVGNames::k2Attr)
00081         setK2BaseValue(value.toFloat());
00082     else if (attr->name() == SVGNames::k3Attr)
00083         setK3BaseValue(value.toFloat());
00084     else if (attr->name() == SVGNames::k4Attr)
00085         setK4BaseValue(value.toFloat());
00086     else
00087         SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
00088 }
00089 
00090 SVGFEComposite* SVGFECompositeElement::filterEffect(SVGResourceFilter* filter) const
00091 {
00092     if (!m_filterEffect)
00093         m_filterEffect = new SVGFEComposite(filter);
00094     
00095     m_filterEffect->setOperation((SVGCompositeOperationType) _operator());
00096     m_filterEffect->setIn(in1());
00097     m_filterEffect->setIn2(in2());
00098     m_filterEffect->setK1(k1());
00099     m_filterEffect->setK2(k2());
00100     m_filterEffect->setK3(k3());
00101     m_filterEffect->setK4(k4());
00102 
00103     setStandardAttributes(m_filterEffect);
00104     return m_filterEffect;
00105 }
00106 
00107 }
00108 
00109 #endif // ENABLE(SVG)
00110 
00111 // vim:ts=4:noet

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