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/*
* Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "core/svg/SVGTests.h"
#include "core/SVGNames.h"
#include "core/dom/DOMImplementation.h"
#include "platform/Language.h"
#include "core/svg/SVGElement.h"
namespace WebCore {
SVGTests::SVGTests(SVGElement* contextElement)
: m_requiredFeatures(SVGStaticStringList::create(contextElement, SVGNames::requiredFeaturesAttr))
, m_requiredExtensions(SVGStaticStringList::create(contextElement, SVGNames::requiredExtensionsAttr))
, m_systemLanguage(SVGStaticStringList::create(contextElement, SVGNames::systemLanguageAttr))
{
ASSERT(contextElement);
contextElement->addToPropertyMap(m_requiredFeatures);
contextElement->addToPropertyMap(m_requiredExtensions);
contextElement->addToPropertyMap(m_systemLanguage);
}
bool SVGTests::hasExtension(const String&)
{
// FIXME: Implement me!
return false;
}
bool SVGTests::isValid() const
{
if (m_requiredFeatures->isSpecified()) {
const Vector<String>& requiredFeatures = m_requiredFeatures->value()->values();
Vector<String>::const_iterator it = requiredFeatures.begin();
Vector<String>::const_iterator itEnd = requiredFeatures.end();
for (; it != itEnd; ++it) {
if (it->isEmpty() || !DOMImplementation::hasFeature(*it, String()))
return false;
}
}
if (m_systemLanguage->isSpecified()) {
bool matchFound = false;
const Vector<String>& systemLanguage = m_systemLanguage->value()->values();
Vector<String>::const_iterator it = systemLanguage.begin();
Vector<String>::const_iterator itEnd = systemLanguage.end();
for (; it != itEnd; ++it) {
if (*it == defaultLanguage().string().substring(0, 2)) {
matchFound = true;
break;
}
}
if (!matchFound)
return false;
}
if (!m_requiredExtensions->value()->values().isEmpty())
return false;
return true;
}
bool SVGTests::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
// FIXME: Should handle exceptions here.
// This is safe as of now, as the current impl of SVGStringList::setValueAsString never fails.
SVGParsingError parseError = NoError;
if (name == SVGNames::requiredFeaturesAttr)
m_requiredFeatures->setBaseValueAsString(value, parseError);
else if (name == SVGNames::requiredExtensionsAttr)
m_requiredExtensions->setBaseValueAsString(value, parseError);
else if (name == SVGNames::systemLanguageAttr)
m_systemLanguage->setBaseValueAsString(value, parseError);
else
return false;
ASSERT(parseError == NoError);
return true;
}
bool SVGTests::isKnownAttribute(const QualifiedName& attrName)
{
return attrName == SVGNames::requiredFeaturesAttr
|| attrName == SVGNames::requiredExtensionsAttr
|| attrName == SVGNames::systemLanguageAttr;
}
void SVGTests::addSupportedAttributes(HashSet<QualifiedName>& supportedAttributes)
{
supportedAttributes.add(SVGNames::requiredFeaturesAttr);
supportedAttributes.add(SVGNames::requiredExtensionsAttr);
supportedAttributes.add(SVGNames::systemLanguageAttr);
}
}
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