File indexing completed on 2024-04-28 11:39:11
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 "SVGEllipseElement.h" 0027 0028 #include "FloatPoint.h" 0029 #include "RenderPath.h" 0030 #include "SVGLength.h" 0031 #include "SVGNames.h" 0032 0033 namespace WebCore 0034 { 0035 0036 SVGEllipseElement::SVGEllipseElement(const QualifiedName &tagName, Document *doc) 0037 : SVGStyledTransformableElement(tagName, doc) 0038 , SVGTests() 0039 , SVGLangSpace() 0040 , SVGExternalResourcesRequired() 0041 , m_cx(this, LengthModeWidth) 0042 , m_cy(this, LengthModeHeight) 0043 , m_rx(this, LengthModeWidth) 0044 , m_ry(this, LengthModeHeight) 0045 { 0046 } 0047 0048 SVGEllipseElement::~SVGEllipseElement() 0049 { 0050 } 0051 0052 ANIMATED_PROPERTY_DEFINITIONS(SVGEllipseElement, SVGLength, Length, length, Cx, cx, SVGNames::cxAttr, m_cx) 0053 ANIMATED_PROPERTY_DEFINITIONS(SVGEllipseElement, SVGLength, Length, length, Cy, cy, SVGNames::cyAttr, m_cy) 0054 ANIMATED_PROPERTY_DEFINITIONS(SVGEllipseElement, SVGLength, Length, length, Rx, rx, SVGNames::rxAttr, m_rx) 0055 ANIMATED_PROPERTY_DEFINITIONS(SVGEllipseElement, SVGLength, Length, length, Ry, ry, SVGNames::ryAttr, m_ry) 0056 0057 void SVGEllipseElement::parseMappedAttribute(MappedAttribute *attr) 0058 { 0059 if (attr->name() == SVGNames::cxAttr) { 0060 setCxBaseValue(SVGLength(this, LengthModeWidth, attr->value())); 0061 } else if (attr->name() == SVGNames::cyAttr) { 0062 setCyBaseValue(SVGLength(this, LengthModeHeight, attr->value())); 0063 } else if (attr->name() == SVGNames::rxAttr) { 0064 setRxBaseValue(SVGLength(this, LengthModeWidth, attr->value())); 0065 if (rx().value() < 0.0) { 0066 document()->accessSVGExtensions()->reportError("A negative value for ellipse <rx> is not allowed"); 0067 } 0068 } else if (attr->name() == SVGNames::ryAttr) { 0069 setRyBaseValue(SVGLength(this, LengthModeHeight, attr->value())); 0070 if (ry().value() < 0.0) { 0071 document()->accessSVGExtensions()->reportError("A negative value for ellipse <ry> is not allowed"); 0072 } 0073 } else { 0074 if (SVGTests::parseMappedAttribute(attr)) { 0075 return; 0076 } 0077 if (SVGLangSpace::parseMappedAttribute(attr)) { 0078 return; 0079 } 0080 if (SVGExternalResourcesRequired::parseMappedAttribute(attr)) { 0081 return; 0082 } 0083 SVGStyledTransformableElement::parseMappedAttribute(attr); 0084 } 0085 } 0086 0087 void SVGEllipseElement::svgAttributeChanged(const QualifiedName &attrName) 0088 { 0089 SVGStyledTransformableElement::svgAttributeChanged(attrName); 0090 0091 if (!renderer()) { 0092 return; 0093 } 0094 0095 if (attrName == SVGNames::cxAttr || attrName == SVGNames::cyAttr || 0096 attrName == SVGNames::rxAttr || attrName == SVGNames::ryAttr || 0097 SVGTests::isKnownAttribute(attrName) || 0098 SVGLangSpace::isKnownAttribute(attrName) || 0099 SVGExternalResourcesRequired::isKnownAttribute(attrName) || 0100 SVGStyledTransformableElement::isKnownAttribute(attrName)) { 0101 renderer()->setNeedsLayout(true); 0102 } 0103 } 0104 0105 Path SVGEllipseElement::toPathData() const 0106 { 0107 return Path::createEllipse(FloatPoint(cx().value(), cy().value()), 0108 rx().value(), ry().value()); 0109 } 0110 0111 bool SVGEllipseElement::hasRelativeValues() const 0112 { 0113 return (cx().isRelative() || cy().isRelative() || 0114 rx().isRelative() || ry().isRelative()); 0115 } 0116 0117 // KHTML ElementImpl pure virtual method 0118 quint32 SVGEllipseElement::id() const 0119 { 0120 return SVGNames::ellipseTag.id(); 0121 } 0122 0123 } 0124 0125 #endif // ENABLE(SVG)