1 /* 2 Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org> 3 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> 4 5 This file is part of the KDE project 6 7 This library is free software; you can redistribute it and/or 8 modify it under the terms of the GNU Library General Public 9 License as published by the Free Software Foundation; either 10 version 2 of the License, or (at your option) any later version. 11 12 This library is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 Library General Public License for more details. 16 17 You should have received a copy of the GNU Library General Public License 18 along with this library; see the file COPYING.LIB. If not, write to 19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef SVGSVGElement_h 24 #define SVGSVGElement_h 25 26 #if ENABLE(SVG) 27 28 #include "IntSize.h" 29 #include "SVGExternalResourcesRequired.h" 30 #include "SVGFitToViewBox.h" 31 #include "SVGLangSpace.h" 32 #include "SVGStyledLocatableElement.h" 33 #include "SVGTests.h" 34 #include "SVGZoomAndPan.h" 35 36 namespace WebCore 37 { 38 class SVGAngle; 39 class SVGLength; 40 class SVGTransform; 41 class SVGViewSpec; 42 class SVGViewElement; 43 class SMILTimeContainer; 44 class SVGSVGElement : public SVGStyledLocatableElement, 45 public SVGTests, 46 public SVGLangSpace, 47 public SVGExternalResourcesRequired, 48 public SVGFitToViewBox, 49 public SVGZoomAndPan 50 { 51 public: 52 SVGSVGElement(const QualifiedName&, Document*); 53 virtual ~SVGSVGElement(); 54 isSVG()55 virtual bool isSVG() const { return true; } 56 isValid()57 virtual bool isValid() const { return SVGTests::isValid(); } 58 59 // 'SVGSVGElement' functions 60 const AtomicString& contentScriptType() const; 61 void setContentScriptType(const AtomicString& type); 62 63 const AtomicString& contentStyleType() const; 64 void setContentStyleType(const AtomicString& type); 65 66 FloatRect viewport() const; 67 setContainerSize(const IntSize & containerSize)68 void setContainerSize(const IntSize& containerSize) { m_containerSize = containerSize; m_hasSetContainerSize = true; } containerSize()69 IntSize containerSize() const { return m_containerSize; } hasSetContainerSize()70 bool hasSetContainerSize() const { return m_hasSetContainerSize; } 71 int relativeWidthValue() const; 72 int relativeHeightValue() const; 73 74 float pixelUnitToMillimeterX() const; 75 float pixelUnitToMillimeterY() const; 76 float screenPixelToMillimeterX() const; 77 float screenPixelToMillimeterY() const; 78 79 bool useCurrentView() const; 80 void setUseCurrentView(bool currentView); 81 82 SVGViewSpec* currentView() const; 83 84 float currentScale() const; 85 void setCurrentScale(float scale); 86 87 FloatPoint currentTranslate() const; 88 void setCurrentTranslate(const FloatPoint&); 89 timeContainer()90 SMILTimeContainer* timeContainer() const { return m_timeContainer.get(); } 91 92 void pauseAnimations(); 93 void unpauseAnimations(); 94 bool animationsPaused() const; 95 96 float getCurrentTime() const; 97 void setCurrentTime(float seconds); 98 99 unsigned long suspendRedraw(unsigned long max_wait_milliseconds); 100 void unsuspendRedraw(unsigned long suspend_handle_id, ExceptionCode&); 101 void unsuspendRedrawAll(); 102 void forceRedraw(); 103 104 NodeList* getIntersectionList(const FloatRect&, SVGElement* referenceElement); 105 NodeList* getEnclosureList(const FloatRect&, SVGElement* referenceElement); 106 bool checkIntersection(SVGElement*, const FloatRect&); 107 bool checkEnclosure(SVGElement*, const FloatRect&); 108 void deselectAll(); 109 110 static float createSVGNumber(); 111 static SVGLength createSVGLength(); 112 static PassRefPtr<SVGAngle> createSVGAngle(); 113 static FloatPoint createSVGPoint(); 114 static TransformationMatrix createSVGMatrix(); 115 static FloatRect createSVGRect(); 116 static SVGTransform createSVGTransform(); 117 static SVGTransform createSVGTransformFromMatrix(const TransformationMatrix&); 118 119 virtual void parseMappedAttribute(MappedAttribute*); 120 121 // 'virtual SVGLocatable' functions 122 virtual TransformationMatrix getCTM() const; 123 virtual TransformationMatrix getScreenCTM() const; 124 rendererIsNeeded(RenderStyle * style)125 virtual bool rendererIsNeeded(RenderStyle* style) { return StyledElement::rendererIsNeeded(style); } 126 virtual RenderObject* createRenderer(RenderArena*, RenderStyle*); 127 128 virtual void insertedIntoDocument(); 129 virtual void removedFromDocument(); 130 131 virtual void svgAttributeChanged(const QualifiedName&); 132 133 virtual TransformationMatrix viewBoxToViewTransform(float viewWidth, float viewHeight) const; 134 135 void inheritViewAttributes(SVGViewElement*); 136 137 protected: contextElement()138 virtual const SVGElement* contextElement() const { return this; } 139 140 friend class RenderSVGRoot; 141 friend class RenderSVGViewportContainer; 142 143 virtual bool hasRelativeValues() const; 144 145 bool isOutermostSVG() const; 146 147 private: 148 ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGNames::svgTagString, SVGNames::xAttrString, SVGLength, X, x) 149 ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGNames::svgTagString, SVGNames::yAttrString, SVGLength, Y, y) 150 ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGNames::svgTagString, SVGNames::widthAttrString, SVGLength, Width, width) 151 ANIMATED_PROPERTY_DECLARATIONS(SVGSVGElement, SVGNames::svgTagString, SVGNames::heightAttrString, SVGLength, Height, height) 152 153 virtual void documentWillBecomeInactive(); 154 virtual void documentDidBecomeActive(); 155 156 bool m_useCurrentView; 157 RefPtr<SMILTimeContainer> m_timeContainer; 158 FloatPoint m_translation; 159 mutable OwnPtr<SVGViewSpec> m_viewSpec; 160 IntSize m_containerSize; 161 bool m_hasSetContainerSize; 162 }; 163 164 } // namespace WebCore 165 166 #endif // ENABLE(SVG) 167 #endif 168