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SVGFEFloodElement.cpp

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00001 /*
00002     Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
00003                   2004, 2005, 2007, 2008 Rob Buis <buis@kde.org>
00004 
00005     This file is part of the KDE project
00006 
00007     This library is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU Library General Public
00009     License as published by the Free Software Foundation; either
00010     version 2 of the License, or (at your option) any later version.
00011 
00012     This library is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015     Library General Public License for more details.
00016 
00017     You should have received a copy of the GNU Library General Public License
00018     along with this library; see the file COPYING.LIB.  If not, write to
00019     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00020     Boston, MA 02110-1301, USA.
00021 */
00022 
00023 #include "config.h"
00024 
00025 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
00026 #include "SVGFEFloodElement.h"
00027 
00028 #include "Attr.h"
00029 #include "RenderStyle.h"
00030 #include "SVGNames.h"
00031 #include "SVGRenderStyle.h"
00032 #include "SVGResourceFilter.h"
00033 
00034 namespace WebCore {
00035 
00036 SVGFEFloodElement::SVGFEFloodElement(const QualifiedName& tagName, Document* doc)
00037     : SVGFilterPrimitiveStandardAttributes(tagName, doc)
00038     , m_filterEffect(0)
00039 {
00040 }
00041 
00042 SVGFEFloodElement::~SVGFEFloodElement()
00043 {
00044     delete m_filterEffect;
00045 }
00046 
00047 void SVGFEFloodElement::parseMappedAttribute(MappedAttribute* attr)
00048 {
00049     SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
00050 }
00051 
00052 SVGFEFlood* SVGFEFloodElement::filterEffect(SVGResourceFilter* filter) const
00053 {
00054     if (!m_filterEffect)
00055         m_filterEffect = new SVGFEFlood(filter);
00056     
00057     setStandardAttributes(m_filterEffect);
00058 
00059     SVGFEFloodElement* nonConstThis = const_cast<SVGFEFloodElement*>(this);
00060 
00061     RenderStyle* parentStyle = nonConstThis->styleForRenderer(parent()->renderer());
00062     RenderStyle* filterStyle = nonConstThis->resolveStyle(parentStyle);
00063     
00064     m_filterEffect->setFloodColor(filterStyle->svgStyle()->floodColor());
00065     m_filterEffect->setFloodOpacity(filterStyle->svgStyle()->floodOpacity());
00066     
00067     parentStyle->deref(document()->renderArena());
00068     filterStyle->deref(document()->renderArena());
00069     
00070     return m_filterEffect;
00071 }
00072 
00073 }
00074 
00075 #endif // ENABLE(SVG)
00076 
00077 // vim:ts=4:noet

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