mirror of
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115 lines
3.7 KiB
C++
115 lines
3.7 KiB
C++
/*
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Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
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2004, 2005 Rob Buis <buis@kde.org>
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This file is part of the KDE project
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#if ENABLE(SVG) && ENABLE(SVG_FILTERS)
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#include "SVGFEImageElement.h"
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#include "Attr.h"
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#include "CachedImage.h"
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#include "DocLoader.h"
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#include "Document.h"
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#include "SVGLength.h"
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#include "SVGNames.h"
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#include "SVGPreserveAspectRatio.h"
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#include "SVGResourceFilter.h"
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namespace WebCore {
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SVGFEImageElement::SVGFEImageElement(const QualifiedName& tagName, Document* doc)
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: SVGFilterPrimitiveStandardAttributes(tagName, doc)
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, SVGURIReference()
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, SVGLangSpace()
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, SVGExternalResourcesRequired()
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, m_preserveAspectRatio(SVGPreserveAspectRatio::create())
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, m_cachedImage(0)
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, m_filterEffect(0)
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{
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}
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SVGFEImageElement::~SVGFEImageElement()
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{
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delete m_filterEffect;
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if (m_cachedImage)
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m_cachedImage->removeClient(this);
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}
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ANIMATED_PROPERTY_DEFINITIONS(SVGFEImageElement, SVGPreserveAspectRatio*, PreserveAspectRatio, preserveAspectRatio, PreserveAspectRatio, preserveAspectRatio, SVGNames::preserveAspectRatioAttr, m_preserveAspectRatio.get())
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void SVGFEImageElement::parseMappedAttribute(MappedAttribute* attr)
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{
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const String& value = attr->value();
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if (attr->name() == SVGNames::preserveAspectRatioAttr) {
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const UChar* c = value.characters();
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const UChar* end = c + value.length();
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preserveAspectRatioBaseValue()->parsePreserveAspectRatio(c, end);
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} else {
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if (SVGURIReference::parseMappedAttribute(attr)) {
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if (!href().startsWith("#")) {
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// FIXME: this code needs to special-case url fragments and later look them up using getElementById instead of loading them here
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if (m_cachedImage)
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m_cachedImage->removeClient(this);
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m_cachedImage = ownerDocument()->docLoader()->requestImage(href());
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if (m_cachedImage)
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m_cachedImage->addClient(this);
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}
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return;
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}
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if (SVGLangSpace::parseMappedAttribute(attr))
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return;
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if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
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return;
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SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
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}
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}
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void SVGFEImageElement::notifyFinished(CachedResource* finishedObj)
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{
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if (finishedObj == m_cachedImage && m_filterEffect)
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m_filterEffect->setCachedImage(m_cachedImage);
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}
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SVGFEImage* SVGFEImageElement::filterEffect(SVGResourceFilter* filter) const
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{
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if (!m_filterEffect)
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m_filterEffect = new SVGFEImage(filter);
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// The resource may already be loaded!
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if (m_cachedImage)
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m_filterEffect->setCachedImage(m_cachedImage);
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setStandardAttributes(m_filterEffect);
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return m_filterEffect;
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}
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void SVGFEImageElement::getSubresourceAttributeStrings(Vector<String>& urls) const
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{
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urls.append(href());
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}
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}
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#endif // ENABLE(SVG)
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// vim:ts=4:noet
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