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/*
* Copyright (C) 2006 Apple Inc. All rights reserved.
* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 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"
#if ENABLE(SVG)
#include "SVGDocumentExtensions.h"
#include "Console.h"
#include "DOMWindow.h"
#include "Document.h"
#include "EventListener.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "Page.h"
#include "SMILTimeContainer.h"
#include "SVGSMILElement.h"
#include "SVGSVGElement.h"
#include "ScriptController.h"
#include "ScriptableDocumentParser.h"
#include <wtf/text/AtomicString.h>
namespace WebCore {
SVGDocumentExtensions::SVGDocumentExtensions(Document* document)
: m_document(document)
, m_resourcesCache(adoptPtr(new SVGResourcesCache))
{
}
SVGDocumentExtensions::~SVGDocumentExtensions()
{
deleteAllValues(m_pendingResources);
}
void SVGDocumentExtensions::addTimeContainer(SVGSVGElement* element)
{
m_timeContainers.add(element);
}
void SVGDocumentExtensions::removeTimeContainer(SVGSVGElement* element)
{
m_timeContainers.remove(element);
}
void SVGDocumentExtensions::addResource(const AtomicString& id, RenderSVGResourceContainer* resource)
{
ASSERT(resource);
if (id.isEmpty())
return;
// Replaces resource if already present, to handle potential id changes
m_resources.set(id, resource);
}
void SVGDocumentExtensions::removeResource(const AtomicString& id)
{
if (id.isEmpty() || !m_resources.contains(id))
return;
m_resources.remove(id);
}
RenderSVGResourceContainer* SVGDocumentExtensions::resourceById(const AtomicString& id) const
{
if (id.isEmpty())
return 0;
return m_resources.get(id);
}
void SVGDocumentExtensions::startAnimations()
{
// FIXME: Eventually every "Time Container" will need a way to latch on to some global timer
// starting animations for a document will do this "latching"
#if ENABLE(SVG_ANIMATION)
HashSet<SVGSVGElement*>::iterator end = m_timeContainers.end();
for (HashSet<SVGSVGElement*>::iterator itr = m_timeContainers.begin(); itr != end; ++itr)
(*itr)->timeContainer()->begin();
#endif
}
void SVGDocumentExtensions::pauseAnimations()
{
HashSet<SVGSVGElement*>::iterator end = m_timeContainers.end();
for (HashSet<SVGSVGElement*>::iterator itr = m_timeContainers.begin(); itr != end; ++itr)
(*itr)->pauseAnimations();
}
void SVGDocumentExtensions::unpauseAnimations()
{
HashSet<SVGSVGElement*>::iterator end = m_timeContainers.end();
for (HashSet<SVGSVGElement*>::iterator itr = m_timeContainers.begin(); itr != end; ++itr)
(*itr)->unpauseAnimations();
}
bool SVGDocumentExtensions::sampleAnimationAtTime(const String& elementId, SVGSMILElement* element, double time)
{
#if !ENABLE(SVG_ANIMATION)
UNUSED_PARAM(elementId);
UNUSED_PARAM(element);
UNUSED_PARAM(time);
return false;
#else
ASSERT(element);
SMILTimeContainer* container = element->timeContainer();
if (!container || container->isPaused())
return false;
container->sampleAnimationAtTime(elementId, time);
return true;
#endif
}
// FIXME: Callers should probably use ScriptController::eventHandlerLineNumber()
static int parserLineNumber(Document* document)
{
ScriptableDocumentParser* parser = document->scriptableDocumentParser();
if (!parser)
return 1;
return parser->lineNumber();
}
static void reportMessage(Document* document, MessageLevel level, const String& message)
{
if (Frame* frame = document->frame())
frame->domWindow()->console()->addMessage(JSMessageSource, LogMessageType, level, message, parserLineNumber(document), String());
}
void SVGDocumentExtensions::reportWarning(const String& message)
{
reportMessage(m_document, WarningMessageLevel, "Warning: " + message);
}
void SVGDocumentExtensions::reportError(const String& message)
{
reportMessage(m_document, ErrorMessageLevel, "Error: " + message);
}
void SVGDocumentExtensions::addPendingResource(const AtomicString& id, PassRefPtr<SVGStyledElement> obj)
{
ASSERT(obj);
if (id.isEmpty())
return;
if (m_pendingResources.contains(id))
m_pendingResources.get(id)->add(obj);
else {
SVGPendingElements* set = new SVGPendingElements;
set->add(obj);
m_pendingResources.add(id, set);
}
}
bool SVGDocumentExtensions::isPendingResource(const AtomicString& id) const
{
if (id.isEmpty())
return false;
return m_pendingResources.contains(id);
}
PassOwnPtr<HashSet<RefPtr<SVGStyledElement> > > SVGDocumentExtensions::removePendingResource(const AtomicString& id)
{
ASSERT(m_pendingResources.contains(id));
OwnPtr<SVGPendingElements> set(m_pendingResources.get(id));
m_pendingResources.remove(id);
return set.release();
}
}
#endif
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