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Diffstat (limited to 'WebCore/svg/SVGDocument.cpp')
-rw-r--r-- | WebCore/svg/SVGDocument.cpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/WebCore/svg/SVGDocument.cpp b/WebCore/svg/SVGDocument.cpp new file mode 100644 index 0000000..f347b4d --- /dev/null +++ b/WebCore/svg/SVGDocument.cpp @@ -0,0 +1,107 @@ +/* + Copyright (C) 2004, 2005 Nikolas Zimmermann <wildfox@kde.org> + 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> + + This file is part of the KDE 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 "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 "SVGZoomEvent.h" +#include "SVGZoomAndPan.h" + +namespace WebCore { + +SVGDocument::SVGDocument(DOMImplementation* i, Frame* frame) + : Document(i, frame) +{ +} + +SVGDocument::~SVGDocument() +{ +} + +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(); + } +} + +} + +// vim:ts=4:noet +#endif // ENABLE(SVG) |