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SVGSVGElement.h

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00001 /*
00002     Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
00003                   2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
00004 
00005     This file is part of the KDE project
00006 
00007     This library is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU Library General Public
00009     License as published by the Free Software Foundation; either
00010     version 2 of the License, or (at your option) any later version.
00011 
00012     This library is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015     Library General Public License for more details.
00016 
00017     You should have received a copy of the GNU Library General Public License
00018     along with this library; see the file COPYING.LIB.  If not, write to
00019     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00020     Boston, MA 02110-1301, USA.
00021 */
00022 
00023 #ifndef SVGSVGElement_h
00024 #define SVGSVGElement_h
00025 
00026 #if ENABLE(SVG)
00027 
00028 #include "FloatRect.h"
00029 
00030 #include "IntSize.h"
00031 #include "SVGExternalResourcesRequired.h"
00032 #include "SVGFitToViewBox.h"
00033 #include "SVGLangSpace.h"
00034 #include "SVGStyledLocatableElement.h"
00035 #include "SVGTests.h"
00036 #include "SVGZoomAndPan.h"
00037 
00038 namespace WebCore
00039 {
00040     class SVGAngle;
00041     class SVGLength;
00042     class SVGTransform;
00043     class SVGViewSpec;
00044     /*class SVGViewElement;
00045     class SMILTimeContainer;*/
00046     class SVGSVGElement : public SVGStyledLocatableElement,
00047                           public SVGTests,
00048                           public SVGLangSpace,
00049                           public SVGExternalResourcesRequired,
00050                           public SVGFitToViewBox,
00051                           public SVGZoomAndPan
00052     {
00053     public:
00054         SVGSVGElement(const QualifiedName&, Document*);
00055         virtual ~SVGSVGElement();
00056 
00057         virtual bool isSVG() const { return true; }
00058         
00059         virtual bool isValid() const { return SVGTests::isValid(); }
00060 
00061         // 'SVGSVGElement' functions
00062         const AtomicString& contentScriptType() const;
00063         void setContentScriptType(const AtomicString& type);
00064 
00065         const AtomicString& contentStyleType() const;
00066         void setContentStyleType(const AtomicString& type);
00067 
00068         FloatRect viewport() const;
00069 
00070         IntSize containerSize() const;
00071         bool hasSetContainerSize() const;
00072         int relativeWidthValue() const;
00073         int relativeHeightValue() const;
00074 
00075         float pixelUnitToMillimeterX() const;
00076         float pixelUnitToMillimeterY() const;
00077         float screenPixelToMillimeterX() const;
00078         float screenPixelToMillimeterY() const;
00079 
00080         bool useCurrentView() const;
00081         void setUseCurrentView(bool currentView);
00082 
00083         SVGViewSpec* currentView() const;
00084 
00085         float currentScale() const;
00086         void setCurrentScale(float scale);
00087 
00088         FloatPoint currentTranslate() const;
00089         void setCurrentTranslate(const FloatPoint&);
00090         
00091         /*SMILTimeContainer* timeContainer() const { return m_timeContainer.get(); }*/
00092         
00093         void pauseAnimations();
00094         void unpauseAnimations();
00095         bool animationsPaused() const;
00096 
00097         float getCurrentTime() const;
00098         void setCurrentTime(float seconds);
00099 
00100         unsigned long suspendRedraw(unsigned long max_wait_milliseconds);
00101         void unsuspendRedraw(unsigned long suspend_handle_id, ExceptionCode&);
00102         void unsuspendRedrawAll();
00103         void forceRedraw();
00104 
00105         DOM::NodeListImpl* getIntersectionList(const FloatRect&, SVGElement* referenceElement);
00106         DOM::NodeListImpl* getEnclosureList(const FloatRect&, SVGElement* referenceElement);
00107         bool checkIntersection(SVGElement*, const FloatRect&);
00108         bool checkEnclosure(SVGElement*, const FloatRect&);
00109         void deselectAll();
00110 
00111         static float createSVGNumber();
00112         static SVGLength createSVGLength();
00113         static SVGAngle* createSVGAngle();
00114         static FloatPoint createSVGPoint();
00115         static AffineTransform createSVGMatrix();
00116         static FloatRect createSVGRect();
00117         static SVGTransform createSVGTransform();
00118         static SVGTransform createSVGTransformFromMatrix(const AffineTransform&);
00119 
00120         virtual void parseMappedAttribute(MappedAttribute*);
00121 
00122         // 'virtual SVGLocatable' functions
00123         virtual AffineTransform getCTM() const;
00124         virtual AffineTransform getScreenCTM() const;
00125 
00126         virtual bool rendererIsNeeded(RenderStyle* style) { return StyledElement::rendererIsNeeded(style); }
00127         virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
00128 
00129         virtual void insertedIntoDocument();
00130         virtual void removedFromDocument();
00131 
00132         virtual void svgAttributeChanged(const QualifiedName&);
00133 
00134         virtual AffineTransform viewBoxToViewTransform(float viewWidth, float viewHeight) const;
00135 
00136         //void inheritViewAttributes(SVGViewElement*);
00137 
00138         // KHTML ElementImpl pure virtual method
00139         virtual quint32 id() const;
00140     protected:
00141         virtual const SVGElement* contextElement() const { return this; }
00142 
00143         friend class RenderSVGRoot;
00144         /*friend class RenderSVGViewportContainer;*/
00145 
00146         virtual bool hasRelativeValues() const;
00147         
00148         bool isOutermostSVG() const;
00149 
00150     private:
00151         void addSVGWindowEventListener(const AtomicString& eventType, const Attribute* attr);
00152 
00153         ANIMATED_PROPERTY_FORWARD_DECLARATIONS(SVGExternalResourcesRequired, bool, ExternalResourcesRequired, externalResourcesRequired)
00154         ANIMATED_PROPERTY_FORWARD_DECLARATIONS(SVGFitToViewBox, FloatRect, ViewBox, viewBox)
00155         ANIMATED_PROPERTY_FORWARD_DECLARATIONS(SVGFitToViewBox, SVGPreserveAspectRatio*, PreserveAspectRatio, preserveAspectRatio)
00156 
00157         ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGLength, SVGLength, X, x)
00158         ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGLength, SVGLength, Y, y)
00159         ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGLength, SVGLength, Width, width)
00160         ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGLength, SVGLength, Height, height)
00161         
00162         virtual void willSaveToCache();
00163         virtual void willRestoreFromCache();
00164 
00165         bool m_useCurrentView;
00166         /*RefPtr<SMILTimeContainer> m_timeContainer;*/
00167         FloatPoint m_translation;
00168         mutable OwnPtr<SVGViewSpec> m_viewSpec;
00169     };
00170 
00171 } // namespace WebCore
00172 
00173 #endif // ENABLE(SVG)
00174 #endif
00175 
00176 // vim:ts=4:noet

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