1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 // MARKER(update_precomp.py): autogen include statement, do not remove 23 #include "precompiled_svgio.hxx" 24 25 #include <svgio/svgreader/svgellipsenode.hxx> 26 #include <basegfx/polygon/b2dpolygon.hxx> 27 #include <basegfx/polygon/b2dpolygontools.hxx> 28 29 ////////////////////////////////////////////////////////////////////////////// 30 31 namespace svgio 32 { 33 namespace svgreader 34 { 35 SvgEllipseNode::SvgEllipseNode( 36 SvgDocument& rDocument, 37 SvgNode* pParent) 38 : SvgNode(SVGTokenEllipse, rDocument, pParent), 39 maSvgStyleAttributes(*this), 40 maCx(0), 41 maCy(0), 42 maRx(0), 43 maRy(0), 44 mpaTransform(0) 45 { 46 } 47 48 SvgEllipseNode::~SvgEllipseNode() 49 { 50 if(mpaTransform) delete mpaTransform; 51 } 52 53 const SvgStyleAttributes* SvgEllipseNode::getSvgStyleAttributes() const 54 { 55 static rtl::OUString aClassStr(rtl::OUString::createFromAscii("ellipse")); 56 57 return checkForCssStyle(aClassStr, maSvgStyleAttributes); 58 } 59 60 void SvgEllipseNode::parseAttribute(const rtl::OUString& rTokenName, SVGToken aSVGToken, const rtl::OUString& aContent) 61 { 62 // call parent 63 SvgNode::parseAttribute(rTokenName, aSVGToken, aContent); 64 65 // read style attributes 66 maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent); 67 68 // parse own 69 switch(aSVGToken) 70 { 71 case SVGTokenStyle: 72 { 73 maSvgStyleAttributes.readStyle(aContent); 74 break; 75 } 76 case SVGTokenCx: 77 { 78 SvgNumber aNum; 79 80 if(readSingleNumber(aContent, aNum)) 81 { 82 setCx(aNum); 83 } 84 break; 85 } 86 case SVGTokenCy: 87 { 88 SvgNumber aNum; 89 90 if(readSingleNumber(aContent, aNum)) 91 { 92 setCy(aNum); 93 } 94 break; 95 } 96 case SVGTokenRx: 97 { 98 SvgNumber aNum; 99 100 if(readSingleNumber(aContent, aNum)) 101 { 102 if(aNum.isPositive()) 103 { 104 setRx(aNum); 105 } 106 } 107 break; 108 } 109 case SVGTokenRy: 110 { 111 SvgNumber aNum; 112 113 if(readSingleNumber(aContent, aNum)) 114 { 115 if(aNum.isPositive()) 116 { 117 setRy(aNum); 118 } 119 } 120 break; 121 } 122 case SVGTokenTransform: 123 { 124 const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this)); 125 126 if(!aMatrix.isIdentity()) 127 { 128 setTransform(&aMatrix); 129 } 130 break; 131 } 132 default: 133 { 134 break; 135 } 136 } 137 } 138 139 void SvgEllipseNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool /*bReferenced*/) const 140 { 141 const SvgStyleAttributes* pStyle = getSvgStyleAttributes(); 142 143 if(pStyle && getRx().isSet() && getRy().isSet()) 144 { 145 const double fRx(getRx().solve(*this, xcoordinate)); 146 const double fRy(getRy().solve(*this, ycoordinate)); 147 148 if(fRx > 0.0 && fRy > 0.0) 149 { 150 const basegfx::B2DPolygon aPath( 151 basegfx::tools::createPolygonFromEllipse( 152 basegfx::B2DPoint( 153 getCx().isSet() ? getCx().solve(*this, xcoordinate) : 0.0, 154 getCy().isSet() ? getCy().solve(*this, ycoordinate) : 0.0), 155 fRx, fRy)); 156 157 drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 158 159 pStyle->add_path(basegfx::B2DPolyPolygon(aPath), aNewTarget); 160 161 if(aNewTarget.hasElements()) 162 { 163 pStyle->add_postProcess(rTarget, aNewTarget, getTransform()); 164 } 165 } 166 } 167 } 168 } // end of namespace svgreader 169 } // end of namespace svgio 170 171 ////////////////////////////////////////////////////////////////////////////// 172 // eof 173