KHtml

SVGFECompositeElement.cpp
1 /*
2  Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <[email protected]>
3  2004, 2005, 2006 Rob Buis <[email protected]>
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 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
24 #include "SVGFECompositeElement.h"
25 
26 #include "SVGNames.h"
27 #include "SVGResourceFilter.h"
28 
29 namespace WebCore
30 {
31 
32 SVGFECompositeElement::SVGFECompositeElement(const QualifiedName &tagName, Document *doc)
33  : SVGFilterPrimitiveStandardAttributes(tagName, doc)
34  , m__operator(SVG_FECOMPOSITE_OPERATOR_OVER)
35  , m_k1(0.0f)
36  , m_k2(0.0f)
37  , m_k3(0.0f)
38  , m_k4(0.0f)
39  , m_filterEffect(0)
40 {
41 }
42 
43 SVGFECompositeElement::~SVGFECompositeElement()
44 {
45  delete m_filterEffect;
46 }
47 
48 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
49 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, String, String, string, In2, in2, SVGNames::in2Attr, m_in2)
50 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, int, Enumeration, enumeration, _operator, _operator, SVGNames::operatorAttr, m__operator)
51 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K1, k1, SVGNames::k1Attr, m_k1)
52 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K2, k2, SVGNames::k2Attr, m_k2)
53 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K3, k3, SVGNames::k3Attr, m_k3)
54 ANIMATED_PROPERTY_DEFINITIONS(SVGFECompositeElement, float, Number, number, K4, k4, SVGNames::k4Attr, m_k4)
55 
56 void SVGFECompositeElement::parseMappedAttribute(MappedAttribute *attr)
57 {
58  const String &value = attr->value();
59  if (attr->name() == SVGNames::operatorAttr) {
60  if (value == "over") {
61  set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_OVER);
62  } else if (value == "in") {
63  set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_IN);
64  } else if (value == "out") {
65  set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_OUT);
66  } else if (value == "atop") {
67  set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_ATOP);
68  } else if (value == "xor") {
69  set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_XOR);
70  } else if (value == "arithmetic") {
71  set_operatorBaseValue(SVG_FECOMPOSITE_OPERATOR_ARITHMETIC);
72  }
73  } else if (attr->name() == SVGNames::inAttr) {
74  setIn1BaseValue(value);
75  } else if (attr->name() == SVGNames::in2Attr) {
76  setIn2BaseValue(value);
77  } else if (attr->name() == SVGNames::k1Attr) {
78  setK1BaseValue(value.toFloat());
79  } else if (attr->name() == SVGNames::k2Attr) {
80  setK2BaseValue(value.toFloat());
81  } else if (attr->name() == SVGNames::k3Attr) {
82  setK3BaseValue(value.toFloat());
83  } else if (attr->name() == SVGNames::k4Attr) {
84  setK4BaseValue(value.toFloat());
85  } else {
86  SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
87  }
88 }
89 
90 SVGFEComposite *SVGFECompositeElement::filterEffect(SVGResourceFilter *filter) const
91 {
92  if (!m_filterEffect) {
93  m_filterEffect = new SVGFEComposite(filter);
94  }
95 
96  m_filterEffect->setOperation((SVGCompositeOperationType) _operator());
97  m_filterEffect->setIn(in1());
98  m_filterEffect->setIn2(in2());
99  m_filterEffect->setK1(k1());
100  m_filterEffect->setK2(k2());
101  m_filterEffect->setK3(k3());
102  m_filterEffect->setK4(k4());
103 
104  setStandardAttributes(m_filterEffect);
105  return m_filterEffect;
106 }
107 
108 }
109 
110 #endif // ENABLE(SVG)
111 
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