File indexing completed on 2024-04-28 11:39:10
0001 /* 0002 Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org> 0003 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> 0004 0005 This file is part of the KDE project 0006 0007 This library is free software; you can redistribute it and/or 0008 modify it under the terms of the GNU Library General Public 0009 License as published by the Free Software Foundation; either 0010 version 2 of the License, or (at your option) any later version. 0011 0012 This library is distributed in the hope that it will be useful, 0013 but WITHOUT ANY WARRANTY; without even the implied warranty of 0014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0015 Library General Public License for more details. 0016 0017 You should have received a copy of the GNU Library General Public License 0018 along with this library; see the file COPYING.LIB. If not, write to 0019 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 0020 Boston, MA 02110-1301, USA. 0021 */ 0022 0023 #include "wtf/Platform.h" 0024 0025 #if ENABLE(SVG) 0026 #include "SVGCircleElement.h" 0027 0028 #include "FloatPoint.h" 0029 #include "RenderPath.h" 0030 #include "SVGNames.h" 0031 0032 namespace WebCore 0033 { 0034 0035 SVGCircleElement::SVGCircleElement(const QualifiedName &tagName, Document *doc) 0036 : SVGStyledTransformableElement(tagName, doc) 0037 , SVGTests() 0038 , SVGLangSpace() 0039 , SVGExternalResourcesRequired() 0040 , m_cx(SVGLength(this, LengthModeWidth)) 0041 , m_cy(SVGLength(this, LengthModeHeight)) 0042 , m_r(SVGLength(this, LengthModeOther)) 0043 { 0044 } 0045 0046 SVGCircleElement::~SVGCircleElement() 0047 { 0048 } 0049 0050 ANIMATED_PROPERTY_DEFINITIONS(SVGCircleElement, SVGLength, Length, length, Cx, cx, SVGNames::cxAttr, m_cx) 0051 ANIMATED_PROPERTY_DEFINITIONS(SVGCircleElement, SVGLength, Length, length, Cy, cy, SVGNames::cyAttr, m_cy) 0052 ANIMATED_PROPERTY_DEFINITIONS(SVGCircleElement, SVGLength, Length, length, R, r, SVGNames::rAttr, m_r) 0053 0054 void SVGCircleElement::parseMappedAttribute(MappedAttribute *attr) 0055 { 0056 if (attr->name() == SVGNames::cxAttr) { 0057 setCxBaseValue(SVGLength(this, LengthModeWidth, attr->value())); 0058 } else if (attr->name() == SVGNames::cyAttr) { 0059 setCyBaseValue(SVGLength(this, LengthModeHeight, attr->value())); 0060 } else if (attr->name() == SVGNames::rAttr) { 0061 setRBaseValue(SVGLength(this, LengthModeOther, attr->value())); 0062 if (r().value() < 0.0) { 0063 document()->accessSVGExtensions()->reportError("A negative value for circle <r> is not allowed"); 0064 } 0065 } else { 0066 if (SVGTests::parseMappedAttribute(attr)) { 0067 return; 0068 } 0069 if (SVGLangSpace::parseMappedAttribute(attr)) { 0070 return; 0071 } 0072 if (SVGExternalResourcesRequired::parseMappedAttribute(attr)) { 0073 return; 0074 } 0075 SVGStyledTransformableElement::parseMappedAttribute(attr); 0076 } 0077 } 0078 0079 void SVGCircleElement::svgAttributeChanged(const QualifiedName &attrName) 0080 { 0081 SVGStyledTransformableElement::svgAttributeChanged(attrName); 0082 0083 if (!renderer()) { 0084 return; 0085 } 0086 0087 if (attrName == SVGNames::cxAttr || attrName == SVGNames::cyAttr || 0088 attrName == SVGNames::rAttr || 0089 SVGTests::isKnownAttribute(attrName) || 0090 SVGLangSpace::isKnownAttribute(attrName) || 0091 SVGExternalResourcesRequired::isKnownAttribute(attrName) || 0092 SVGStyledTransformableElement::isKnownAttribute(attrName)) { 0093 renderer()->setNeedsLayout(true); 0094 } 0095 } 0096 0097 Path SVGCircleElement::toPathData() const 0098 { 0099 return Path::createCircle(FloatPoint(cx().value(), cy().value()), r().value()); 0100 } 0101 0102 bool SVGCircleElement::hasRelativeValues() const 0103 { 0104 return (cx().isRelative() || cy().isRelative() || r().isRelative()); 0105 } 0106 0107 // KHTML ElementImpl pure virtual method 0108 quint32 SVGCircleElement::id() const 0109 { 0110 return SVGNames::circleTag.id(); 0111 } 0112 0113 } 0114 0115 #endif // ENABLE(SVG)