1*ddde725dSArmin Le Grand /************************************************************** 2*ddde725dSArmin Le Grand * 3*ddde725dSArmin Le Grand * Licensed to the Apache Software Foundation (ASF) under one 4*ddde725dSArmin Le Grand * or more contributor license agreements. See the NOTICE file 5*ddde725dSArmin Le Grand * distributed with this work for additional information 6*ddde725dSArmin Le Grand * regarding copyright ownership. The ASF licenses this file 7*ddde725dSArmin Le Grand * to you under the Apache License, Version 2.0 (the 8*ddde725dSArmin Le Grand * "License"); you may not use this file except in compliance 9*ddde725dSArmin Le Grand * with the License. You may obtain a copy of the License at 10*ddde725dSArmin Le Grand * 11*ddde725dSArmin Le Grand * http://www.apache.org/licenses/LICENSE-2.0 12*ddde725dSArmin Le Grand * 13*ddde725dSArmin Le Grand * Unless required by applicable law or agreed to in writing, 14*ddde725dSArmin Le Grand * software distributed under the License is distributed on an 15*ddde725dSArmin Le Grand * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*ddde725dSArmin Le Grand * KIND, either express or implied. See the License for the 17*ddde725dSArmin Le Grand * specific language governing permissions and limitations 18*ddde725dSArmin Le Grand * under the License. 19*ddde725dSArmin Le Grand * 20*ddde725dSArmin Le Grand *************************************************************/ 21*ddde725dSArmin Le Grand 22*ddde725dSArmin Le Grand // MARKER(update_precomp.py): autogen include statement, do not remove 23*ddde725dSArmin Le Grand #include "precompiled_svgio.hxx" 24*ddde725dSArmin Le Grand 25*ddde725dSArmin Le Grand #include <svgio/svgreader/svgtextnode.hxx> 26*ddde725dSArmin Le Grand #include <svgio/svgreader/svgcharacternode.hxx> 27*ddde725dSArmin Le Grand #include <svgio/svgreader/svgstyleattributes.hxx> 28*ddde725dSArmin Le Grand #include <svgio/svgreader/svgtrefnode.hxx> 29*ddde725dSArmin Le Grand #include <svgio/svgreader/svgtextpathnode.hxx> 30*ddde725dSArmin Le Grand #include <svgio/svgreader/svgtspannode.hxx> 31*ddde725dSArmin Le Grand #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 32*ddde725dSArmin Le Grand #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> 33*ddde725dSArmin Le Grand 34*ddde725dSArmin Le Grand ////////////////////////////////////////////////////////////////////////////// 35*ddde725dSArmin Le Grand 36*ddde725dSArmin Le Grand namespace svgio 37*ddde725dSArmin Le Grand { 38*ddde725dSArmin Le Grand namespace svgreader 39*ddde725dSArmin Le Grand { 40*ddde725dSArmin Le Grand SvgTextNode::SvgTextNode( 41*ddde725dSArmin Le Grand SvgDocument& rDocument, 42*ddde725dSArmin Le Grand SvgNode* pParent) 43*ddde725dSArmin Le Grand : SvgNode(SVGTokenText, rDocument, pParent), 44*ddde725dSArmin Le Grand maSvgStyleAttributes(*this), 45*ddde725dSArmin Le Grand mpaTransform(0), 46*ddde725dSArmin Le Grand maSvgTextPositions() 47*ddde725dSArmin Le Grand { 48*ddde725dSArmin Le Grand } 49*ddde725dSArmin Le Grand 50*ddde725dSArmin Le Grand SvgTextNode::~SvgTextNode() 51*ddde725dSArmin Le Grand { 52*ddde725dSArmin Le Grand if(mpaTransform) delete mpaTransform; 53*ddde725dSArmin Le Grand } 54*ddde725dSArmin Le Grand 55*ddde725dSArmin Le Grand const SvgStyleAttributes* SvgTextNode::getSvgStyleAttributes() const 56*ddde725dSArmin Le Grand { 57*ddde725dSArmin Le Grand static rtl::OUString aClassStr(rtl::OUString::createFromAscii("text")); 58*ddde725dSArmin Le Grand maSvgStyleAttributes.checkForCssStyle(aClassStr); 59*ddde725dSArmin Le Grand 60*ddde725dSArmin Le Grand return &maSvgStyleAttributes; 61*ddde725dSArmin Le Grand } 62*ddde725dSArmin Le Grand 63*ddde725dSArmin Le Grand void SvgTextNode::parseAttribute(const rtl::OUString& rTokenName, SVGToken aSVGToken, const rtl::OUString& aContent) 64*ddde725dSArmin Le Grand { 65*ddde725dSArmin Le Grand // call parent 66*ddde725dSArmin Le Grand SvgNode::parseAttribute(rTokenName, aSVGToken, aContent); 67*ddde725dSArmin Le Grand 68*ddde725dSArmin Le Grand // read style attributes 69*ddde725dSArmin Le Grand maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent); 70*ddde725dSArmin Le Grand 71*ddde725dSArmin Le Grand // read text position attributes 72*ddde725dSArmin Le Grand maSvgTextPositions.parseTextPositionAttributes(rTokenName, aSVGToken, aContent); 73*ddde725dSArmin Le Grand 74*ddde725dSArmin Le Grand // parse own 75*ddde725dSArmin Le Grand switch(aSVGToken) 76*ddde725dSArmin Le Grand { 77*ddde725dSArmin Le Grand case SVGTokenStyle: 78*ddde725dSArmin Le Grand { 79*ddde725dSArmin Le Grand maSvgStyleAttributes.readStyle(aContent); 80*ddde725dSArmin Le Grand break; 81*ddde725dSArmin Le Grand } 82*ddde725dSArmin Le Grand case SVGTokenTransform: 83*ddde725dSArmin Le Grand { 84*ddde725dSArmin Le Grand const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this)); 85*ddde725dSArmin Le Grand 86*ddde725dSArmin Le Grand if(!aMatrix.isIdentity()) 87*ddde725dSArmin Le Grand { 88*ddde725dSArmin Le Grand setTransform(&aMatrix); 89*ddde725dSArmin Le Grand } 90*ddde725dSArmin Le Grand break; 91*ddde725dSArmin Le Grand } 92*ddde725dSArmin Le Grand } 93*ddde725dSArmin Le Grand } 94*ddde725dSArmin Le Grand 95*ddde725dSArmin Le Grand void SvgTextNode::addTextPrimitives( 96*ddde725dSArmin Le Grand const SvgNode& rCandidate, 97*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence& rTarget, 98*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence& rSource) const 99*ddde725dSArmin Le Grand { 100*ddde725dSArmin Le Grand if(rSource.hasElements()) 101*ddde725dSArmin Le Grand { 102*ddde725dSArmin Le Grand const SvgStyleAttributes* pAttributes = rCandidate.getSvgStyleAttributes(); 103*ddde725dSArmin Le Grand 104*ddde725dSArmin Le Grand if(pAttributes) 105*ddde725dSArmin Le Grand { 106*ddde725dSArmin Le Grand // add text with taking all Fill/Stroke attributes into account 107*ddde725dSArmin Le Grand pAttributes->add_text(rTarget, rSource); 108*ddde725dSArmin Le Grand } 109*ddde725dSArmin Le Grand else 110*ddde725dSArmin Le Grand { 111*ddde725dSArmin Le Grand // should not happen, every subnode from SvgTextNode will at least 112*ddde725dSArmin Le Grand // return the attributes from SvgTextNode. Nonetheless, add text 113*ddde725dSArmin Le Grand drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(rTarget, rSource); 114*ddde725dSArmin Le Grand } 115*ddde725dSArmin Le Grand } 116*ddde725dSArmin Le Grand } 117*ddde725dSArmin Le Grand 118*ddde725dSArmin Le Grand void SvgTextNode::DecomposeChild(const SvgNode& rCandidate, drawinglayer::primitive2d::Primitive2DSequence& rTarget, SvgTextPosition& rSvgTextPosition) const 119*ddde725dSArmin Le Grand { 120*ddde725dSArmin Le Grand switch(rCandidate.getType()) 121*ddde725dSArmin Le Grand { 122*ddde725dSArmin Le Grand case SVGTokenCharacter: 123*ddde725dSArmin Le Grand { 124*ddde725dSArmin Le Grand // direct SvgTextPathNode derivates, decompose them 125*ddde725dSArmin Le Grand const SvgCharacterNode& rSvgCharacterNode = static_cast< const SvgCharacterNode& >(rCandidate); 126*ddde725dSArmin Le Grand rSvgCharacterNode.decomposeText(rTarget, rSvgTextPosition); 127*ddde725dSArmin Le Grand break; 128*ddde725dSArmin Le Grand } 129*ddde725dSArmin Le Grand case SVGTokenTextPath: 130*ddde725dSArmin Le Grand { 131*ddde725dSArmin Le Grand // direct TextPath decompose 132*ddde725dSArmin Le Grand const SvgTextPathNode& rSvgTextPathNode = static_cast< const SvgTextPathNode& >(rCandidate); 133*ddde725dSArmin Le Grand const SvgNodeVector& rChildren = rSvgTextPathNode.getChildren(); 134*ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 135*ddde725dSArmin Le Grand 136*ddde725dSArmin Le Grand if(nCount && rSvgTextPathNode.isValid()) 137*ddde725dSArmin Le Grand { 138*ddde725dSArmin Le Grand // remember original TextStart to later detect hor/ver offsets 139*ddde725dSArmin Le Grand const basegfx::B2DPoint aTextStart(rSvgTextPosition.getPosition()); 140*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 141*ddde725dSArmin Le Grand 142*ddde725dSArmin Le Grand // decompose to regular TextPrimitives 143*ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 144*ddde725dSArmin Le Grand { 145*ddde725dSArmin Le Grand DecomposeChild(*rChildren[a], aNewTarget, rSvgTextPosition); 146*ddde725dSArmin Le Grand } 147*ddde725dSArmin Le Grand 148*ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 149*ddde725dSArmin Le Grand { 150*ddde725dSArmin Le Grand const drawinglayer::primitive2d::Primitive2DSequence aPathContent(aNewTarget); 151*ddde725dSArmin Le Grand aNewTarget.realloc(0); 152*ddde725dSArmin Le Grand 153*ddde725dSArmin Le Grand // dismantle TextPrimitives and map them on curve/path 154*ddde725dSArmin Le Grand rSvgTextPathNode.decomposePathNode(aPathContent, aNewTarget, aTextStart); 155*ddde725dSArmin Le Grand } 156*ddde725dSArmin Le Grand 157*ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 158*ddde725dSArmin Le Grand { 159*ddde725dSArmin Le Grand addTextPrimitives(rCandidate, rTarget, aNewTarget); 160*ddde725dSArmin Le Grand } 161*ddde725dSArmin Le Grand } 162*ddde725dSArmin Le Grand 163*ddde725dSArmin Le Grand break; 164*ddde725dSArmin Le Grand } 165*ddde725dSArmin Le Grand case SVGTokenTspan: 166*ddde725dSArmin Le Grand { 167*ddde725dSArmin Le Grand // Tspan may have children, call recursively 168*ddde725dSArmin Le Grand const SvgTspanNode& rSvgTspanNode = static_cast< const SvgTspanNode& >(rCandidate); 169*ddde725dSArmin Le Grand const SvgNodeVector& rChildren = rSvgTspanNode.getChildren(); 170*ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 171*ddde725dSArmin Le Grand 172*ddde725dSArmin Le Grand if(nCount) 173*ddde725dSArmin Le Grand { 174*ddde725dSArmin Le Grand SvgTextPosition aSvgTextPosition(&rSvgTextPosition, rSvgTspanNode, rSvgTspanNode.getSvgTextPositions()); 175*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 176*ddde725dSArmin Le Grand 177*ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 178*ddde725dSArmin Le Grand { 179*ddde725dSArmin Le Grand DecomposeChild(*rChildren[a], aNewTarget, aSvgTextPosition); 180*ddde725dSArmin Le Grand } 181*ddde725dSArmin Le Grand 182*ddde725dSArmin Le Grand rSvgTextPosition.setPosition(aSvgTextPosition.getPosition()); 183*ddde725dSArmin Le Grand 184*ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 185*ddde725dSArmin Le Grand { 186*ddde725dSArmin Le Grand addTextPrimitives(rCandidate, rTarget, aNewTarget); 187*ddde725dSArmin Le Grand } 188*ddde725dSArmin Le Grand } 189*ddde725dSArmin Le Grand break; 190*ddde725dSArmin Le Grand } 191*ddde725dSArmin Le Grand case SVGTokenTref: 192*ddde725dSArmin Le Grand { 193*ddde725dSArmin Le Grand const SvgTrefNode& rSvgTrefNode = static_cast< const SvgTrefNode& >(rCandidate); 194*ddde725dSArmin Le Grand const SvgTextNode* pRefText = rSvgTrefNode.getReferencedSvgTextNode(); 195*ddde725dSArmin Le Grand 196*ddde725dSArmin Le Grand if(pRefText) 197*ddde725dSArmin Le Grand { 198*ddde725dSArmin Le Grand const SvgNodeVector& rChildren = pRefText->getChildren(); 199*ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 200*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 201*ddde725dSArmin Le Grand 202*ddde725dSArmin Le Grand if(nCount) 203*ddde725dSArmin Le Grand { 204*ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 205*ddde725dSArmin Le Grand { 206*ddde725dSArmin Le Grand const SvgNode& rChildCandidate = *rChildren[a]; 207*ddde725dSArmin Le Grand const_cast< SvgNode& >(rChildCandidate).setAlternativeParent(this); 208*ddde725dSArmin Le Grand 209*ddde725dSArmin Le Grand DecomposeChild(rChildCandidate, aNewTarget, rSvgTextPosition); 210*ddde725dSArmin Le Grand const_cast< SvgNode& >(rChildCandidate).setAlternativeParent(0); 211*ddde725dSArmin Le Grand } 212*ddde725dSArmin Le Grand 213*ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 214*ddde725dSArmin Le Grand { 215*ddde725dSArmin Le Grand addTextPrimitives(rCandidate, rTarget, aNewTarget); 216*ddde725dSArmin Le Grand } 217*ddde725dSArmin Le Grand } 218*ddde725dSArmin Le Grand } 219*ddde725dSArmin Le Grand 220*ddde725dSArmin Le Grand break; 221*ddde725dSArmin Le Grand } 222*ddde725dSArmin Le Grand default: 223*ddde725dSArmin Le Grand { 224*ddde725dSArmin Le Grand OSL_ENSURE(false, "Unexpected node in text token (!)"); 225*ddde725dSArmin Le Grand break; 226*ddde725dSArmin Le Grand } 227*ddde725dSArmin Le Grand } 228*ddde725dSArmin Le Grand } 229*ddde725dSArmin Le Grand 230*ddde725dSArmin Le Grand void SvgTextNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool bReferenced) const 231*ddde725dSArmin Le Grand { 232*ddde725dSArmin Le Grand // text has a group of child nodes, allowed are SVGTokenCharacter, SVGTokenTspan, 233*ddde725dSArmin Le Grand // SVGTokenTref and SVGTokenTextPath. These increase a given current text position 234*ddde725dSArmin Le Grand const SvgStyleAttributes* pStyle = getSvgStyleAttributes(); 235*ddde725dSArmin Le Grand 236*ddde725dSArmin Le Grand if(pStyle && !getChildren().empty()) 237*ddde725dSArmin Le Grand { 238*ddde725dSArmin Le Grand const double fOpacity(pStyle->getOpacity().getNumber()); 239*ddde725dSArmin Le Grand 240*ddde725dSArmin Le Grand if(fOpacity > 0.0) 241*ddde725dSArmin Le Grand { 242*ddde725dSArmin Le Grand SvgTextPosition aSvgTextPosition(0, *this, getSvgTextPositions()); 243*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 244*ddde725dSArmin Le Grand const SvgNodeVector& rChildren = getChildren(); 245*ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 246*ddde725dSArmin Le Grand 247*ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 248*ddde725dSArmin Le Grand { 249*ddde725dSArmin Le Grand const SvgNode& rCandidate = *rChildren[a]; 250*ddde725dSArmin Le Grand 251*ddde725dSArmin Le Grand DecomposeChild(rCandidate, aNewTarget, aSvgTextPosition); 252*ddde725dSArmin Le Grand } 253*ddde725dSArmin Le Grand 254*ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 255*ddde725dSArmin Le Grand { 256*ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget2; 257*ddde725dSArmin Le Grand 258*ddde725dSArmin Le Grand addTextPrimitives(*this, aNewTarget2, aNewTarget); 259*ddde725dSArmin Le Grand aNewTarget = aNewTarget2; 260*ddde725dSArmin Le Grand } 261*ddde725dSArmin Le Grand 262*ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 263*ddde725dSArmin Le Grand { 264*ddde725dSArmin Le Grand pStyle->add_postProcess(rTarget, aNewTarget, getTransform()); 265*ddde725dSArmin Le Grand } 266*ddde725dSArmin Le Grand } 267*ddde725dSArmin Le Grand } 268*ddde725dSArmin Le Grand } 269*ddde725dSArmin Le Grand } // end of namespace svgreader 270*ddde725dSArmin Le Grand } // end of namespace svgio 271*ddde725dSArmin Le Grand 272*ddde725dSArmin Le Grand ////////////////////////////////////////////////////////////////////////////// 273*ddde725dSArmin Le Grand // eof 274