diff -r 000000000000 -r 4f2f89ce4247 WebCore/svg/SVGDocumentExtensions.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/svg/SVGDocumentExtensions.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,196 @@
+/*
+    Copyright (C) 2006 Apple Computer, Inc.
+                  2006 Nikolas Zimmermann <zimmermann@kde.org>
+                  2007 Rob Buis <buis@kde.org>
+
+    This file is part of the WebKit project
+
+    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 "AtomicString.h"
+#include "Console.h"
+#include "DOMWindow.h"
+#include "Document.h"
+#include "EventListener.h"
+#include "Frame.h"
+#include "FrameLoader.h"
+#include "Page.h"
+#include "SVGSMILElement.h"
+#include "SVGSVGElement.h"
+#include "SMILTimeContainer.h"
+#include "ScriptableDocumentParser.h"
+#include "ScriptController.h"
+
+namespace WebCore {
+
+SVGDocumentExtensions::SVGDocumentExtensions(Document* doc)
+    : m_doc(doc)
+{
+}
+
+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_doc, WarningMessageLevel, "Warning: " + message);
+}
+
+void SVGDocumentExtensions::reportError(const String& message)
+{
+    reportMessage(m_doc, ErrorMessageLevel, "Error: " + message);
+}
+
+void SVGDocumentExtensions::addPendingResource(const AtomicString& id, SVGStyledElement* obj)
+{
+    ASSERT(obj);
+
+    if (id.isEmpty())
+        return;
+
+    if (m_pendingResources.contains(id))
+        m_pendingResources.get(id)->add(obj);
+    else {
+        HashSet<SVGStyledElement*>* set = new HashSet<SVGStyledElement*>;
+        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<SVGStyledElement*> > SVGDocumentExtensions::removePendingResource(const AtomicString& id)
+{
+    ASSERT(m_pendingResources.contains(id));
+
+    OwnPtr<HashSet<SVGStyledElement*> > set(m_pendingResources.get(id));
+    m_pendingResources.remove(id);
+    return set.release();
+}
+
+}
+
+#endif