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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>
* Copyright (C) 2015 Apple Inc. All right reserved.
*
* 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 "SVGTests.h"
#include "DOMImplementation.h"
#include "HTMLNames.h"
#include "Language.h"
#include "SVGElement.h"
#include "SVGNames.h"
#include "SVGStringList.h"
#include <wtf/NeverDestroyed.h>
#if ENABLE(MATHML)
#include "MathMLNames.h"
#endif
namespace WebCore {
using namespace SVGNames;
SVGTests::SVGTests()
: m_requiredFeatures(requiredFeaturesAttr)
, m_requiredExtensions(requiredExtensionsAttr)
, m_systemLanguage(systemLanguageAttr)
{
}
static SVGPropertyInfo createSVGTestPropertyInfo(const QualifiedName& attributeName, SVGPropertyInfo::SynchronizeProperty synchronizeFunction)
{
return { AnimatedUnknown, PropertyIsReadWrite, attributeName, attributeName.localName(), synchronizeFunction, nullptr };
}
static SVGAttributeToPropertyMap createSVGTextAttributeToPropertyMap()
{
typedef NeverDestroyed<const SVGPropertyInfo> Info;
SVGAttributeToPropertyMap map;
static Info requiredFeatures = createSVGTestPropertyInfo(requiredFeaturesAttr, SVGElement::synchronizeRequiredFeatures);
map.addProperty(requiredFeatures.get());
static Info requiredExtensions = createSVGTestPropertyInfo(requiredExtensionsAttr, SVGElement::synchronizeRequiredExtensions);
map.addProperty(requiredExtensions.get());
static Info systemLanguage = createSVGTestPropertyInfo(systemLanguageAttr, SVGElement::synchronizeSystemLanguage);
map.addProperty(systemLanguage.get());
return map;
}
const SVGAttributeToPropertyMap& SVGTests::attributeToPropertyMap()
{
static NeverDestroyed<SVGAttributeToPropertyMap> map = createSVGTextAttributeToPropertyMap();
return map;
}
bool SVGTests::hasExtension(const String& extension)
{
// We recognize XHTML and MathML, as implemented in Gecko and suggested in the SVG Tiny recommendation (http://www.w3.org/TR/SVG11/struct.html#RequiredExtensionsAttribute).
#if ENABLE(MATHML)
if (extension == MathMLNames::mathmlNamespaceURI)
return true;
#endif
return extension == HTMLNames::xhtmlNamespaceURI;
}
bool SVGTests::isValid() const
{
for (auto& feature : m_requiredFeatures.value) {
if (feature.isEmpty() || !DOMImplementation::hasFeature(feature, String()))
return false;
}
for (auto& language : m_systemLanguage.value) {
if (language != defaultLanguage().substring(0, 2))
return false;
}
for (auto& extension : m_requiredExtensions.value) {
if (!hasExtension(extension))
return false;
}
return true;
}
void SVGTests::parseAttribute(const QualifiedName& attributeName, const AtomicString& value)
{
if (attributeName == requiredFeaturesAttr)
m_requiredFeatures.value.reset(value);
if (attributeName == requiredExtensionsAttr)
m_requiredExtensions.value.reset(value);
if (attributeName == systemLanguageAttr)
m_systemLanguage.value.reset(value);
}
bool SVGTests::isKnownAttribute(const QualifiedName& attributeName)
{
return attributeName == requiredFeaturesAttr
|| attributeName == requiredExtensionsAttr
|| attributeName == systemLanguageAttr;
}
bool SVGTests::handleAttributeChange(SVGElement* targetElement, const QualifiedName& attributeName)
{
ASSERT(targetElement);
if (!isKnownAttribute(attributeName))
return false;
if (!targetElement->inDocument())
return true;
targetElement->setNeedsStyleRecalc(ReconstructRenderTree);
return true;
}
void SVGTests::addSupportedAttributes(HashSet<QualifiedName>& supportedAttributes)
{
supportedAttributes.add(requiredFeaturesAttr);
supportedAttributes.add(requiredExtensionsAttr);
supportedAttributes.add(systemLanguageAttr);
}
void SVGTests::synchronizeAttribute(SVGElement* contextElement, SVGSynchronizableAnimatedProperty<SVGStringList>& property, const QualifiedName& attributeName)
{
ASSERT(contextElement);
if (!property.shouldSynchronize)
return;
m_requiredFeatures.synchronize(contextElement, attributeName, property.value.valueAsString());
}
void SVGTests::synchronizeRequiredFeatures(SVGElement* contextElement)
{
synchronizeAttribute(contextElement, m_requiredFeatures, requiredFeaturesAttr);
}
void SVGTests::synchronizeRequiredExtensions(SVGElement* contextElement)
{
synchronizeAttribute(contextElement, m_requiredExtensions, requiredExtensionsAttr);
}
void SVGTests::synchronizeSystemLanguage(SVGElement* contextElement)
{
synchronizeAttribute(contextElement, m_systemLanguage, systemLanguageAttr);
}
SVGStringList& SVGTests::requiredFeatures()
{
m_requiredFeatures.shouldSynchronize = true;
return m_requiredFeatures.value;
}
SVGStringList& SVGTests::requiredExtensions()
{
m_requiredExtensions.shouldSynchronize = true;
return m_requiredExtensions.value;
}
SVGStringList& SVGTests::systemLanguage()
{
m_systemLanguage.shouldSynchronize = true;
return m_systemLanguage.value;
}
}
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