KHtml

SVGFEBlendElement.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 "SVGFEBlendElement.h"
25 
26 #include "SVGResourceFilter.h"
27 
28 namespace WebCore
29 {
30 
31 SVGFEBlendElement::SVGFEBlendElement(const QualifiedName &tagName, Document *doc)
32  : SVGFilterPrimitiveStandardAttributes(tagName, doc)
33  , m_mode(SVG_FEBLEND_MODE_NORMAL)
34  , m_filterEffect(0)
35 {
36 }
37 
38 SVGFEBlendElement::~SVGFEBlendElement()
39 {
40  delete m_filterEffect;
41 }
42 
43 ANIMATED_PROPERTY_DEFINITIONS(SVGFEBlendElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
44 ANIMATED_PROPERTY_DEFINITIONS(SVGFEBlendElement, String, String, string, In2, in2, SVGNames::in2Attr, m_in2)
45 ANIMATED_PROPERTY_DEFINITIONS(SVGFEBlendElement, int, Enumeration, enumeration, Mode, mode, SVGNames::modeAttr, m_mode)
46 
47 void SVGFEBlendElement::parseMappedAttribute(MappedAttribute *attr)
48 {
49  const String &value = attr->value();
50  if (attr->name() == SVGNames::modeAttr) {
51  if (value == "normal") {
52  setModeBaseValue(SVG_FEBLEND_MODE_NORMAL);
53  } else if (value == "multiply") {
54  setModeBaseValue(SVG_FEBLEND_MODE_MULTIPLY);
55  } else if (value == "screen") {
56  setModeBaseValue(SVG_FEBLEND_MODE_SCREEN);
57  } else if (value == "darken") {
58  setModeBaseValue(SVG_FEBLEND_MODE_DARKEN);
59  } else if (value == "lighten") {
60  setModeBaseValue(SVG_FEBLEND_MODE_LIGHTEN);
61  }
62  } else if (attr->name() == SVGNames::inAttr) {
63  setIn1BaseValue(value);
64  } else if (attr->name() == SVGNames::in2Attr) {
65  setIn2BaseValue(value);
66  } else {
67  SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
68  }
69 }
70 
71 SVGFEBlend *SVGFEBlendElement::filterEffect(SVGResourceFilter *filter) const
72 {
73  if (!m_filterEffect) {
74  m_filterEffect = new SVGFEBlend(filter);
75  }
76 
77  m_filterEffect->setBlendMode((SVGBlendModeType) mode());
78  m_filterEffect->setIn(in1());
79  m_filterEffect->setIn2(in2());
80  setStandardAttributes(m_filterEffect);
81  return m_filterEffect;
82 }
83 
84 }
85 
86 #endif // ENABLE(SVG)
87 
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