KHtml

SVGFEMergeElement.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 "SVGFEMergeElement.h"
25 
26 #include "SVGFEMergeNodeElement.h"
27 #include "SVGResourceFilter.h"
28 
29 namespace WebCore
30 {
31 
32 SVGFEMergeElement::SVGFEMergeElement(const QualifiedName &tagName, Document *doc)
33  : SVGFilterPrimitiveStandardAttributes(tagName, doc)
34  , m_filterEffect(0)
35 {
36 }
37 
38 SVGFEMergeElement::~SVGFEMergeElement()
39 {
40  delete m_filterEffect;
41 }
42 
43 SVGFEMerge *SVGFEMergeElement::filterEffect(SVGResourceFilter *filter) const
44 {
45  if (!m_filterEffect) {
46  m_filterEffect = new SVGFEMerge(filter);
47  }
48  setStandardAttributes(m_filterEffect);
49 
50  Vector<String> mergeInputs;
51  for (Node *n = firstChild(); n != 0; n = n->nextSibling()) {
52  if (n->hasTagName(SVGNames::feMergeNodeTag)) {
53  mergeInputs.append(static_cast<SVGFEMergeNodeElement *>(n)->in1());
54  }
55  }
56 
57  m_filterEffect->setMergeInputs(mergeInputs);
58  return m_filterEffect;
59 }
60 
61 }
62 
63 #endif // ENABLE(SVG)
64 
MESSAGECORE_EXPORT KMime::Content * firstChild(const KMime::Content *node)
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