khtml/svg/SVGFEMergeElement.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 "SVGFEMergeElement.h"
  27
  28 #include "SVGFEMergeNodeElement.h"
  29 #include "SVGResourceFilter.h"
  30
  31 namespace WebCore {
  32
  33 SVGFEMergeElement::SVGFEMergeElement(const QualifiedName& tagName, Document* doc)
  34     : SVGFilterPrimitiveStandardAttributes(tagName, doc)
  35     , m_filterEffect(0)
  36 {
  37 }
  38
  39 SVGFEMergeElement::~SVGFEMergeElement()
  40 {
  41     delete m_filterEffect;
  42 }
  43
  44 SVGFEMerge* SVGFEMergeElement::filterEffect(SVGResourceFilter* filter) const
  45 {
  46     if (!m_filterEffect)
  47         m_filterEffect = new SVGFEMerge(filter);
  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     m_filterEffect->setMergeInputs(mergeInputs);
  57     return m_filterEffect;
  58 }
  59
  60 }
  61
  62 #endif // ENABLE(SVG)
  63
  64 // vim:ts=4:noet