1 /* 2 * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef SVGPathElement_h 22 #define SVGPathElement_h 23 24 #if ENABLE(SVG) 25 #include "SVGAnimatedBoolean.h" 26 #include "SVGAnimatedNumber.h" 27 #include "SVGAnimatedPathSegListPropertyTearOff.h" 28 #include "SVGExternalResourcesRequired.h" 29 #include "SVGLangSpace.h" 30 #include "SVGPathByteStream.h" 31 #include "SVGStyledTransformableElement.h" 32 #include "SVGTests.h" 33 34 namespace WebCore { 35 36 class SVGPathSegArcAbs; 37 class SVGPathSegArcRel; 38 class SVGPathSegClosePath; 39 class SVGPathSegLinetoAbs; 40 class SVGPathSegLinetoRel; 41 class SVGPathSegMovetoAbs; 42 class SVGPathSegMovetoRel; 43 class SVGPathSegCurvetoCubicAbs; 44 class SVGPathSegCurvetoCubicRel; 45 class SVGPathSegLinetoVerticalAbs; 46 class SVGPathSegLinetoVerticalRel; 47 class SVGPathSegLinetoHorizontalAbs; 48 class SVGPathSegLinetoHorizontalRel; 49 class SVGPathSegCurvetoQuadraticAbs; 50 class SVGPathSegCurvetoQuadraticRel; 51 class SVGPathSegCurvetoCubicSmoothAbs; 52 class SVGPathSegCurvetoCubicSmoothRel; 53 class SVGPathSegCurvetoQuadraticSmoothAbs; 54 class SVGPathSegCurvetoQuadraticSmoothRel; 55 56 class SVGPathElement : public SVGStyledTransformableElement, 57 public SVGTests, 58 public SVGLangSpace, 59 public SVGExternalResourcesRequired { 60 public: 61 static PassRefPtr<SVGPathElement> create(const QualifiedName&, Document*); 62 63 float getTotalLength(); 64 FloatPoint getPointAtLength(float distance); 65 unsigned long getPathSegAtLength(float distance); 66 67 PassRefPtr<SVGPathSegClosePath> createSVGPathSegClosePath(SVGPathSegRole role = PathSegUndefinedRole); 68 PassRefPtr<SVGPathSegMovetoAbs> createSVGPathSegMovetoAbs(float x, float y, SVGPathSegRole role = PathSegUndefinedRole); 69 PassRefPtr<SVGPathSegMovetoRel> createSVGPathSegMovetoRel(float x, float y, SVGPathSegRole role = PathSegUndefinedRole); 70 PassRefPtr<SVGPathSegLinetoAbs> createSVGPathSegLinetoAbs(float x, float y, SVGPathSegRole role = PathSegUndefinedRole); 71 PassRefPtr<SVGPathSegLinetoRel> createSVGPathSegLinetoRel(float x, float y, SVGPathSegRole role = PathSegUndefinedRole); 72 PassRefPtr<SVGPathSegCurvetoCubicAbs> createSVGPathSegCurvetoCubicAbs(float x, float y, float x1, float y1, float x2, float y2, SVGPathSegRole role = PathSegUndefinedRole); 73 PassRefPtr<SVGPathSegCurvetoCubicRel> createSVGPathSegCurvetoCubicRel(float x, float y, float x1, float y1, float x2, float y2, SVGPathSegRole role = PathSegUndefinedRole); 74 PassRefPtr<SVGPathSegCurvetoQuadraticAbs> createSVGPathSegCurvetoQuadraticAbs(float x, float y, float x1, float y1, SVGPathSegRole role = PathSegUndefinedRole); 75 PassRefPtr<SVGPathSegCurvetoQuadraticRel> createSVGPathSegCurvetoQuadraticRel(float x, float y, float x1, float y1, SVGPathSegRole role = PathSegUndefinedRole); 76 PassRefPtr<SVGPathSegArcAbs> createSVGPathSegArcAbs(float x, float y, float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag, SVGPathSegRole role = PathSegUndefinedRole); 77 PassRefPtr<SVGPathSegArcRel> createSVGPathSegArcRel(float x, float y, float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag, SVGPathSegRole role = PathSegUndefinedRole); 78 PassRefPtr<SVGPathSegLinetoHorizontalAbs> createSVGPathSegLinetoHorizontalAbs(float x, SVGPathSegRole role = PathSegUndefinedRole); 79 PassRefPtr<SVGPathSegLinetoHorizontalRel> createSVGPathSegLinetoHorizontalRel(float x, SVGPathSegRole role = PathSegUndefinedRole); 80 PassRefPtr<SVGPathSegLinetoVerticalAbs> createSVGPathSegLinetoVerticalAbs(float y, SVGPathSegRole role = PathSegUndefinedRole); 81 PassRefPtr<SVGPathSegLinetoVerticalRel> createSVGPathSegLinetoVerticalRel(float y, SVGPathSegRole role = PathSegUndefinedRole); 82 PassRefPtr<SVGPathSegCurvetoCubicSmoothAbs> createSVGPathSegCurvetoCubicSmoothAbs(float x, float y, float x2, float y2, SVGPathSegRole role = PathSegUndefinedRole); 83 PassRefPtr<SVGPathSegCurvetoCubicSmoothRel> createSVGPathSegCurvetoCubicSmoothRel(float x, float y, float x2, float y2, SVGPathSegRole role = PathSegUndefinedRole); 84 PassRefPtr<SVGPathSegCurvetoQuadraticSmoothAbs> createSVGPathSegCurvetoQuadraticSmoothAbs(float x, float y, SVGPathSegRole role = PathSegUndefinedRole); 85 PassRefPtr<SVGPathSegCurvetoQuadraticSmoothRel> createSVGPathSegCurvetoQuadraticSmoothRel(float x, float y, SVGPathSegRole role = PathSegUndefinedRole); 86 87 // Used in the bindings only. 88 SVGPathSegListPropertyTearOff* pathSegList(); 89 SVGPathSegListPropertyTearOff* animatedPathSegList(); 90 SVGPathSegListPropertyTearOff* normalizedPathSegList(); 91 SVGPathSegListPropertyTearOff* animatedNormalizedPathSegList(); 92 pathByteStream()93 SVGPathByteStream* pathByteStream() const { return m_pathByteStream.get(); } animatablePathSegList()94 SVGAnimatedProperty* animatablePathSegList() const { return m_animatablePathSegList.get(); } 95 96 virtual void toPathData(Path&) const; 97 void pathSegListChanged(SVGPathSegRole); 98 99 private: 100 SVGPathElement(const QualifiedName&, Document*); 101 isValid()102 virtual bool isValid() const { return SVGTests::isValid(); } 103 104 virtual void parseMappedAttribute(Attribute*); 105 virtual void synchronizeProperty(const QualifiedName&); 106 virtual void svgAttributeChanged(const QualifiedName&); 107 virtual void fillAttributeToPropertyTypeMap(); 108 virtual AttributeToPropertyTypeMap& attributeToPropertyTypeMap(); supportsMarkers()109 virtual bool supportsMarkers() const { return true; } 110 111 // Animated property declarations 112 DECLARE_ANIMATED_NUMBER(PathLength, pathLength) 113 114 // SVGExternalResourcesRequired 115 DECLARE_ANIMATED_BOOLEAN(ExternalResourcesRequired, externalResourcesRequired) 116 117 void synchronizeD(); 118 119 protected: 120 OwnPtr<SVGPathByteStream> m_pathByteStream; 121 mutable SVGSynchronizableAnimatedProperty<SVGPathSegList> m_pathSegList; 122 RefPtr<SVGAnimatedPathSegListPropertyTearOff> m_animatablePathSegList; 123 }; 124 125 } // namespace WebCore 126 127 #endif // ENABLE(SVG) 128 #endif 129