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/*
* Copyright (C) 2004, 2005 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"
#if ENABLE(SVG)
#include "SVGDocument.h"
#include "EventNames.h"
#include "ExceptionCode.h"
#include "FrameView.h"
#include "RenderView.h"
#include "SVGElement.h"
#include "SVGNames.h"
#include "SVGSVGElement.h"
#include "SVGViewSpec.h"
#include "SVGZoomAndPan.h"
#include "SVGZoomEvent.h"
namespace WebCore {
SVGDocument::SVGDocument(Frame* frame, const KURL& url)
: Document(frame, url, false, false)
{
}
SVGSVGElement* SVGDocument::rootElement() const
{
Element* elem = documentElement();
if (elem && elem->hasTagName(SVGNames::svgTag))
return static_cast<SVGSVGElement*>(elem);
return 0;
}
void SVGDocument::dispatchZoomEvent(float prevScale, float newScale)
{
ExceptionCode ec = 0;
RefPtr<SVGZoomEvent> event = static_pointer_cast<SVGZoomEvent>(createEvent("SVGZoomEvents", ec));
event->initEvent(eventNames().zoomEvent, true, false);
event->setPreviousScale(prevScale);
event->setNewScale(newScale);
rootElement()->dispatchEvent(event.release(), ec);
}
void SVGDocument::dispatchScrollEvent()
{
ExceptionCode ec = 0;
RefPtr<Event> event = createEvent("SVGEvents", ec);
event->initEvent(eventNames().scrollEvent, true, false);
rootElement()->dispatchEvent(event.release(), ec);
}
bool SVGDocument::zoomAndPanEnabled() const
{
if (rootElement()) {
if (rootElement()->useCurrentView()) {
if (rootElement()->currentView())
return rootElement()->currentView()->zoomAndPan() == SVGZoomAndPan::SVG_ZOOMANDPAN_MAGNIFY;
} else
return rootElement()->zoomAndPan() == SVGZoomAndPan::SVG_ZOOMANDPAN_MAGNIFY;
}
return false;
}
void SVGDocument::startPan(const FloatPoint& start)
{
if (rootElement())
m_translate = FloatPoint(start.x() - rootElement()->currentTranslate().x(), rootElement()->currentTranslate().y() + start.y());
}
void SVGDocument::updatePan(const FloatPoint& pos) const
{
if (rootElement()) {
rootElement()->setCurrentTranslate(FloatPoint(pos.x() - m_translate.x(), m_translate.y() - pos.y()));
if (renderer())
renderer()->repaint();
}
}
bool SVGDocument::childShouldCreateRenderer(Node* node) const
{
if (node->hasTagName(SVGNames::svgTag))
return static_cast<SVGSVGElement*>(node)->isValid();
return true;
}
}
// vim:ts=4:noet
#endif // ENABLE(SVG)