1/* 2 * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20#ifndef SVGTextPathElement_h 21#define SVGTextPathElement_h 22 23#include "SVGNames.h" 24#include "SVGTextContentElement.h" 25#include "SVGURIReference.h" 26 27namespace WebCore { 28 29enum SVGTextPathMethodType { 30 SVGTextPathMethodUnknown = 0, 31 SVGTextPathMethodAlign, 32 SVGTextPathMethodStretch 33}; 34 35enum SVGTextPathSpacingType { 36 SVGTextPathSpacingUnknown = 0, 37 SVGTextPathSpacingAuto, 38 SVGTextPathSpacingExact 39}; 40 41template<> 42struct SVGPropertyTraits<SVGTextPathMethodType> { 43 static unsigned highestEnumValue() { return SVGTextPathMethodStretch; } 44 45 static String toString(SVGTextPathMethodType type) 46 { 47 switch (type) { 48 case SVGTextPathMethodUnknown: 49 return emptyString(); 50 case SVGTextPathMethodAlign: 51 return "align"; 52 case SVGTextPathMethodStretch: 53 return "stretch"; 54 } 55 56 ASSERT_NOT_REACHED(); 57 return emptyString(); 58 } 59 60 static SVGTextPathMethodType fromString(const String& value) 61 { 62 if (value == "align") 63 return SVGTextPathMethodAlign; 64 if (value == "stretch") 65 return SVGTextPathMethodStretch; 66 return SVGTextPathMethodUnknown; 67 } 68}; 69 70template<> 71struct SVGPropertyTraits<SVGTextPathSpacingType> { 72 static unsigned highestEnumValue() { return SVGTextPathSpacingExact; } 73 74 static String toString(SVGTextPathSpacingType type) 75 { 76 switch (type) { 77 case SVGTextPathSpacingUnknown: 78 return emptyString(); 79 case SVGTextPathSpacingAuto: 80 return "auto"; 81 case SVGTextPathSpacingExact: 82 return "exact"; 83 } 84 85 ASSERT_NOT_REACHED(); 86 return emptyString(); 87 } 88 89 static SVGTextPathSpacingType fromString(const String& value) 90 { 91 if (value == "auto") 92 return SVGTextPathSpacingAuto; 93 if (value == "exact") 94 return SVGTextPathSpacingExact; 95 return SVGTextPathSpacingUnknown; 96 } 97}; 98 99class SVGTextPathElement final : public SVGTextContentElement, 100 public SVGURIReference { 101public: 102 // Forward declare enumerations in the W3C naming scheme, for IDL generation. 103 enum { 104 TEXTPATH_METHODTYPE_UNKNOWN = SVGTextPathMethodUnknown, 105 TEXTPATH_METHODTYPE_ALIGN = SVGTextPathMethodAlign, 106 TEXTPATH_METHODTYPE_STRETCH = SVGTextPathMethodStretch, 107 TEXTPATH_SPACINGTYPE_UNKNOWN = SVGTextPathSpacingUnknown, 108 TEXTPATH_SPACINGTYPE_AUTO = SVGTextPathSpacingAuto, 109 TEXTPATH_SPACINGTYPE_EXACT = SVGTextPathSpacingExact 110 }; 111 112 static PassRefPtr<SVGTextPathElement> create(const QualifiedName&, Document&); 113 114protected: 115 virtual void didNotifySubtreeInsertions(ContainerNode*) override; 116 117private: 118 SVGTextPathElement(const QualifiedName&, Document&); 119 120 virtual ~SVGTextPathElement(); 121 122 void clearResourceReferences(); 123 124 virtual void buildPendingResource() override; 125 virtual InsertionNotificationRequest insertedInto(ContainerNode&) override; 126 virtual void removedFrom(ContainerNode&) override; 127 128 bool isSupportedAttribute(const QualifiedName&); 129 virtual void parseAttribute(const QualifiedName&, const AtomicString&) override; 130 virtual void svgAttributeChanged(const QualifiedName&) override; 131 132 virtual RenderPtr<RenderElement> createElementRenderer(PassRef<RenderStyle>) override; 133 virtual bool childShouldCreateRenderer(const Node&) const override; 134 virtual bool rendererIsNeeded(const RenderStyle&) override; 135 136 virtual bool selfHasRelativeLengths() const override; 137 138 BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGTextPathElement) 139 DECLARE_ANIMATED_LENGTH(StartOffset, startOffset) 140 DECLARE_ANIMATED_ENUMERATION(Method, method, SVGTextPathMethodType) 141 DECLARE_ANIMATED_ENUMERATION(Spacing, spacing, SVGTextPathSpacingType) 142 DECLARE_ANIMATED_STRING(Href, href) 143 END_DECLARE_ANIMATED_PROPERTIES 144}; 145 146NODE_TYPE_CASTS(SVGTextPathElement) 147 148} // namespace WebCore 149 150#endif 151