khtml/svg/SVGFECompositeElement.cpp

   1 /*
   2     Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
   3                   2004, 2005, 2006 Rob Buis <buis@kde.org>
   4
   5     This file is part of the KDE project
   6
   7     This library is free software; you can redistribute it and/or
   8     modify it under the terms of the GNU Library General Public
   9     License as published by the Free Software Foundation; either
  10     version 2 of the License, or (at your option) any later version.
  11
  12     This library is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15     Library General Public License for more details.
  16
  17     You should have received a copy of the GNU Library General Public License
  18     along with this library; see the file COPYING.LIB.  If not, write to
  19     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20     Boston, MA 02110-1301, USA.
  21 */
  22
  23 #include "config.h"
  24
  25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
  26 #include "SVGFECompositeElement.h"
  27
  28 #include "SVGNames.h"
  29 #include "SVGResourceFilter.h"
  30
  31 namespace WebCore {
  32
  33 SVGFECompositeElement::SVGFECompositeElement(const QualifiedName& tagName, Document* doc)
  34     : SVGFilterPrimitiveStandardAttributes(tagName, doc)
  35     , m__operator(SVG_FECOMPOSITE_OPERATOR_OVER)
  36     , m_k1(0.0f)
  37     , m_k2(0.0f)
  38     , m_k3(0.0f)
  39     , m_k4(0.0f)
  40     , m_filterEffect(0)
  41 {
  42 }
  43
  44 SVGFECompositeElement::~SVGFECompositeElement()
  45 {
  46     delete m_filterEffect;
  47 }
  48
  49 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
  50 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, String, String, string, In2, in2, SVGNames::in2Attr, m_in2)
  51 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, int, Enumeration, enumeration, _operator, _operator, SVGNames::operatorAttr, m__operator)
  52 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K1, k1, SVGNames::k1Attr, m_k1)
  53 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K2, k2, SVGNames::k2Attr, m_k2)
  54 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K3, k3, SVGNames::k3Attr, m_k3)
  55 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K4, k4, SVGNames::k4Attr, m_k4)
  56
  57 void SVGFECompositeElement::parseMappedAttribute(MappedAttribute *attr)
  58 {
  59     const String& value = attr->value();
  60     if (attr->name() == SVGNames::operatorAttr) {
  61         if (value == "over")
  62             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_OVER);
  63         else if (value == "in")
  64             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_IN);
  65         else if (value == "out")
  66             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_OUT);
  67         else if (value == "atop")
  68             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_ATOP);
  69         else if (value == "xor")
  70             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_XOR);
  71         else if (value == "arithmetic")
  72             set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_ARITHMETIC);
  73     }
  74     else if (attr->name() == SVGNames::inAttr)
  75         setIn1BaseValue(value);
  76     else if (attr->name() == SVGNames::in2Attr)
  77         setIn2BaseValue(value);
  78     else if (attr->name() == SVGNames::k1Attr)
  79         setK1BaseValue(value.toFloat());
  80     else if (attr->name() == SVGNames::k2Attr)
  81         setK2BaseValue(value.toFloat());
  82     else if (attr->name() == SVGNames::k3Attr)
  83         setK3BaseValue(value.toFloat());
  84     else if (attr->name() == SVGNames::k4Attr)
  85         setK4BaseValue(value.toFloat());
  86     else
  87         SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
  88 }
  89
  90 SVGFEComposite* SVGFECompositeElement::filterEffect(SVGResourceFilter* filter) const
  91 {
  92     if (!m_filterEffect)
  93         m_filterEffect = new SVGFEComposite(filter);
  94
  95     m_filterEffect->setOperation((SVGCompositeOperationType) _operator());
  96     m_filterEffect->setIn(in1());
  97     m_filterEffect->setIn2(in2());
  98     m_filterEffect->setK1(k1());
  99     m_filterEffect->setK2(k2());
 100     m_filterEffect->setK3(k3());
 101     m_filterEffect->setK4(k4());
 102
 103     setStandardAttributes(m_filterEffect);
 104     return m_filterEffect;
 105 }
 106
 107 }
 108
 109 #endif // ENABLE(SVG)
 110
 111 // vim:ts=4:noet