KHtml

SVGFEOffsetElement.cpp
1 /*
2  Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <[email protected]>
3  2004, 2005 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 "SVGFEOffsetElement.h"
25 
26 #include "Attr.h"
27 #include "SVGResourceFilter.h"
28 
29 namespace WebCore
30 {
31 
32 SVGFEOffsetElement::SVGFEOffsetElement(const QualifiedName &tagName, Document *doc)
33  : SVGFilterPrimitiveStandardAttributes(tagName, doc)
34  , m_dx(0.0f)
35  , m_dy(0.0f)
36  , m_filterEffect(0)
37 {
38 }
39 
40 SVGFEOffsetElement::~SVGFEOffsetElement()
41 {
42  delete m_filterEffect;
43 }
44 
45 ANIMATED_PROPERTY_DEFINITIONS(SVGFEOffsetElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
46 ANIMATED_PROPERTY_DEFINITIONS(SVGFEOffsetElement, float, Number, number, Dx, dx, SVGNames::dxAttr, m_dx)
47 ANIMATED_PROPERTY_DEFINITIONS(SVGFEOffsetElement, float, Number, number, Dy, dy, SVGNames::dyAttr, m_dy)
48 
49 void SVGFEOffsetElement::parseMappedAttribute(MappedAttribute *attr)
50 {
51  const String &value = attr->value();
52  if (attr->name() == SVGNames::dxAttr) {
53  setDxBaseValue(value.toFloat());
54  } else if (attr->name() == SVGNames::dyAttr) {
55  setDyBaseValue(value.toFloat());
56  } else if (attr->name() == SVGNames::inAttr) {
57  setIn1BaseValue(value);
58  } else {
59  SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
60  }
61 }
62 
63 SVGFEOffset *SVGFEOffsetElement::filterEffect(SVGResourceFilter *filter) const
64 {
65  if (!m_filterEffect) {
66  m_filterEffect = new SVGFEOffset(filter);
67  }
68 
69  m_filterEffect->setIn(in1());
70  m_filterEffect->setDx(dx());
71  m_filterEffect->setDy(dy());
72 
73  setStandardAttributes(m_filterEffect);
74  return m_filterEffect;
75 }
76 
77 }
78 
79 #endif // ENABLE(SVG)
80 
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