1ddde725dSArmin Le Grand /************************************************************** 2ddde725dSArmin Le Grand * 3ddde725dSArmin Le Grand * Licensed to the Apache Software Foundation (ASF) under one 4ddde725dSArmin Le Grand * or more contributor license agreements. See the NOTICE file 5ddde725dSArmin Le Grand * distributed with this work for additional information 6ddde725dSArmin Le Grand * regarding copyright ownership. The ASF licenses this file 7ddde725dSArmin Le Grand * to you under the Apache License, Version 2.0 (the 8ddde725dSArmin Le Grand * "License"); you may not use this file except in compliance 9ddde725dSArmin Le Grand * with the License. You may obtain a copy of the License at 10ddde725dSArmin Le Grand * 11ddde725dSArmin Le Grand * http://www.apache.org/licenses/LICENSE-2.0 12ddde725dSArmin Le Grand * 13ddde725dSArmin Le Grand * Unless required by applicable law or agreed to in writing, 14ddde725dSArmin Le Grand * software distributed under the License is distributed on an 15ddde725dSArmin Le Grand * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16ddde725dSArmin Le Grand * KIND, either express or implied. See the License for the 17ddde725dSArmin Le Grand * specific language governing permissions and limitations 18ddde725dSArmin Le Grand * under the License. 19ddde725dSArmin Le Grand * 20ddde725dSArmin Le Grand *************************************************************/ 21ddde725dSArmin Le Grand 22ddde725dSArmin Le Grand // MARKER(update_precomp.py): autogen include statement, do not remove 23ddde725dSArmin Le Grand #include "precompiled_svgio.hxx" 24ddde725dSArmin Le Grand 25ddde725dSArmin Le Grand #include <svgio/svgreader/svgtextnode.hxx> 26ddde725dSArmin Le Grand #include <svgio/svgreader/svgcharacternode.hxx> 27ddde725dSArmin Le Grand #include <svgio/svgreader/svgstyleattributes.hxx> 28ddde725dSArmin Le Grand #include <svgio/svgreader/svgtrefnode.hxx> 29ddde725dSArmin Le Grand #include <svgio/svgreader/svgtextpathnode.hxx> 30ddde725dSArmin Le Grand #include <svgio/svgreader/svgtspannode.hxx> 31ddde725dSArmin Le Grand #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 32ddde725dSArmin Le Grand #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> 33ddde725dSArmin Le Grand 34ddde725dSArmin Le Grand ////////////////////////////////////////////////////////////////////////////// 35ddde725dSArmin Le Grand 36ddde725dSArmin Le Grand namespace svgio 37ddde725dSArmin Le Grand { 38ddde725dSArmin Le Grand namespace svgreader 39ddde725dSArmin Le Grand { 40ddde725dSArmin Le Grand SvgTextNode::SvgTextNode( 41ddde725dSArmin Le Grand SvgDocument& rDocument, 42ddde725dSArmin Le Grand SvgNode* pParent) 43ddde725dSArmin Le Grand : SvgNode(SVGTokenText, rDocument, pParent), 44ddde725dSArmin Le Grand maSvgStyleAttributes(*this), 45ddde725dSArmin Le Grand mpaTransform(0), 46ddde725dSArmin Le Grand maSvgTextPositions() 47ddde725dSArmin Le Grand { 48ddde725dSArmin Le Grand } 49ddde725dSArmin Le Grand 50ddde725dSArmin Le Grand SvgTextNode::~SvgTextNode() 51ddde725dSArmin Le Grand { 52ddde725dSArmin Le Grand if(mpaTransform) delete mpaTransform; 53ddde725dSArmin Le Grand } 54ddde725dSArmin Le Grand 55ddde725dSArmin Le Grand const SvgStyleAttributes* SvgTextNode::getSvgStyleAttributes() const 56ddde725dSArmin Le Grand { 57ddde725dSArmin Le Grand static rtl::OUString aClassStr(rtl::OUString::createFromAscii("text")); 58ddde725dSArmin Le Grand maSvgStyleAttributes.checkForCssStyle(aClassStr); 59ddde725dSArmin Le Grand 60ddde725dSArmin Le Grand return &maSvgStyleAttributes; 61ddde725dSArmin Le Grand } 62ddde725dSArmin Le Grand 63ddde725dSArmin Le Grand void SvgTextNode::parseAttribute(const rtl::OUString& rTokenName, SVGToken aSVGToken, const rtl::OUString& aContent) 64ddde725dSArmin Le Grand { 65ddde725dSArmin Le Grand // call parent 66ddde725dSArmin Le Grand SvgNode::parseAttribute(rTokenName, aSVGToken, aContent); 67ddde725dSArmin Le Grand 68ddde725dSArmin Le Grand // read style attributes 69ddde725dSArmin Le Grand maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent); 70ddde725dSArmin Le Grand 71ddde725dSArmin Le Grand // read text position attributes 72ddde725dSArmin Le Grand maSvgTextPositions.parseTextPositionAttributes(rTokenName, aSVGToken, aContent); 73ddde725dSArmin Le Grand 74ddde725dSArmin Le Grand // parse own 75ddde725dSArmin Le Grand switch(aSVGToken) 76ddde725dSArmin Le Grand { 77ddde725dSArmin Le Grand case SVGTokenStyle: 78ddde725dSArmin Le Grand { 79ddde725dSArmin Le Grand maSvgStyleAttributes.readStyle(aContent); 80ddde725dSArmin Le Grand break; 81ddde725dSArmin Le Grand } 82ddde725dSArmin Le Grand case SVGTokenTransform: 83ddde725dSArmin Le Grand { 84ddde725dSArmin Le Grand const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this)); 85ddde725dSArmin Le Grand 86ddde725dSArmin Le Grand if(!aMatrix.isIdentity()) 87ddde725dSArmin Le Grand { 88ddde725dSArmin Le Grand setTransform(&aMatrix); 89ddde725dSArmin Le Grand } 90ddde725dSArmin Le Grand break; 91ddde725dSArmin Le Grand } 92*e2bf1e9dSArmin Le Grand default: 93*e2bf1e9dSArmin Le Grand { 94*e2bf1e9dSArmin Le Grand break; 95*e2bf1e9dSArmin Le Grand } 96ddde725dSArmin Le Grand } 97ddde725dSArmin Le Grand } 98ddde725dSArmin Le Grand 99ddde725dSArmin Le Grand void SvgTextNode::addTextPrimitives( 100ddde725dSArmin Le Grand const SvgNode& rCandidate, 101ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence& rTarget, 102ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence& rSource) const 103ddde725dSArmin Le Grand { 104ddde725dSArmin Le Grand if(rSource.hasElements()) 105ddde725dSArmin Le Grand { 106ddde725dSArmin Le Grand const SvgStyleAttributes* pAttributes = rCandidate.getSvgStyleAttributes(); 107ddde725dSArmin Le Grand 108ddde725dSArmin Le Grand if(pAttributes) 109ddde725dSArmin Le Grand { 110ddde725dSArmin Le Grand // add text with taking all Fill/Stroke attributes into account 111ddde725dSArmin Le Grand pAttributes->add_text(rTarget, rSource); 112ddde725dSArmin Le Grand } 113ddde725dSArmin Le Grand else 114ddde725dSArmin Le Grand { 115ddde725dSArmin Le Grand // should not happen, every subnode from SvgTextNode will at least 116ddde725dSArmin Le Grand // return the attributes from SvgTextNode. Nonetheless, add text 117ddde725dSArmin Le Grand drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(rTarget, rSource); 118ddde725dSArmin Le Grand } 119ddde725dSArmin Le Grand } 120ddde725dSArmin Le Grand } 121ddde725dSArmin Le Grand 122ddde725dSArmin Le Grand void SvgTextNode::DecomposeChild(const SvgNode& rCandidate, drawinglayer::primitive2d::Primitive2DSequence& rTarget, SvgTextPosition& rSvgTextPosition) const 123ddde725dSArmin Le Grand { 124ddde725dSArmin Le Grand switch(rCandidate.getType()) 125ddde725dSArmin Le Grand { 126ddde725dSArmin Le Grand case SVGTokenCharacter: 127ddde725dSArmin Le Grand { 128ddde725dSArmin Le Grand // direct SvgTextPathNode derivates, decompose them 129ddde725dSArmin Le Grand const SvgCharacterNode& rSvgCharacterNode = static_cast< const SvgCharacterNode& >(rCandidate); 130ddde725dSArmin Le Grand rSvgCharacterNode.decomposeText(rTarget, rSvgTextPosition); 131ddde725dSArmin Le Grand break; 132ddde725dSArmin Le Grand } 133ddde725dSArmin Le Grand case SVGTokenTextPath: 134ddde725dSArmin Le Grand { 135ddde725dSArmin Le Grand // direct TextPath decompose 136ddde725dSArmin Le Grand const SvgTextPathNode& rSvgTextPathNode = static_cast< const SvgTextPathNode& >(rCandidate); 137ddde725dSArmin Le Grand const SvgNodeVector& rChildren = rSvgTextPathNode.getChildren(); 138ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 139ddde725dSArmin Le Grand 140ddde725dSArmin Le Grand if(nCount && rSvgTextPathNode.isValid()) 141ddde725dSArmin Le Grand { 142ddde725dSArmin Le Grand // remember original TextStart to later detect hor/ver offsets 143ddde725dSArmin Le Grand const basegfx::B2DPoint aTextStart(rSvgTextPosition.getPosition()); 144ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 145ddde725dSArmin Le Grand 146ddde725dSArmin Le Grand // decompose to regular TextPrimitives 147ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 148ddde725dSArmin Le Grand { 149ddde725dSArmin Le Grand DecomposeChild(*rChildren[a], aNewTarget, rSvgTextPosition); 150ddde725dSArmin Le Grand } 151ddde725dSArmin Le Grand 152ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 153ddde725dSArmin Le Grand { 154ddde725dSArmin Le Grand const drawinglayer::primitive2d::Primitive2DSequence aPathContent(aNewTarget); 155ddde725dSArmin Le Grand aNewTarget.realloc(0); 156ddde725dSArmin Le Grand 157ddde725dSArmin Le Grand // dismantle TextPrimitives and map them on curve/path 158ddde725dSArmin Le Grand rSvgTextPathNode.decomposePathNode(aPathContent, aNewTarget, aTextStart); 159ddde725dSArmin Le Grand } 160ddde725dSArmin Le Grand 161ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 162ddde725dSArmin Le Grand { 163ddde725dSArmin Le Grand addTextPrimitives(rCandidate, rTarget, aNewTarget); 164ddde725dSArmin Le Grand } 165ddde725dSArmin Le Grand } 166ddde725dSArmin Le Grand 167ddde725dSArmin Le Grand break; 168ddde725dSArmin Le Grand } 169ddde725dSArmin Le Grand case SVGTokenTspan: 170ddde725dSArmin Le Grand { 171ddde725dSArmin Le Grand // Tspan may have children, call recursively 172ddde725dSArmin Le Grand const SvgTspanNode& rSvgTspanNode = static_cast< const SvgTspanNode& >(rCandidate); 173ddde725dSArmin Le Grand const SvgNodeVector& rChildren = rSvgTspanNode.getChildren(); 174ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 175ddde725dSArmin Le Grand 176ddde725dSArmin Le Grand if(nCount) 177ddde725dSArmin Le Grand { 178ddde725dSArmin Le Grand SvgTextPosition aSvgTextPosition(&rSvgTextPosition, rSvgTspanNode, rSvgTspanNode.getSvgTextPositions()); 179ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 180ddde725dSArmin Le Grand 181ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 182ddde725dSArmin Le Grand { 183ddde725dSArmin Le Grand DecomposeChild(*rChildren[a], aNewTarget, aSvgTextPosition); 184ddde725dSArmin Le Grand } 185ddde725dSArmin Le Grand 186ddde725dSArmin Le Grand rSvgTextPosition.setPosition(aSvgTextPosition.getPosition()); 187ddde725dSArmin Le Grand 188ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 189ddde725dSArmin Le Grand { 190ddde725dSArmin Le Grand addTextPrimitives(rCandidate, rTarget, aNewTarget); 191ddde725dSArmin Le Grand } 192ddde725dSArmin Le Grand } 193ddde725dSArmin Le Grand break; 194ddde725dSArmin Le Grand } 195ddde725dSArmin Le Grand case SVGTokenTref: 196ddde725dSArmin Le Grand { 197ddde725dSArmin Le Grand const SvgTrefNode& rSvgTrefNode = static_cast< const SvgTrefNode& >(rCandidate); 198ddde725dSArmin Le Grand const SvgTextNode* pRefText = rSvgTrefNode.getReferencedSvgTextNode(); 199ddde725dSArmin Le Grand 200ddde725dSArmin Le Grand if(pRefText) 201ddde725dSArmin Le Grand { 202ddde725dSArmin Le Grand const SvgNodeVector& rChildren = pRefText->getChildren(); 203ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 204ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 205ddde725dSArmin Le Grand 206ddde725dSArmin Le Grand if(nCount) 207ddde725dSArmin Le Grand { 208ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 209ddde725dSArmin Le Grand { 210ddde725dSArmin Le Grand const SvgNode& rChildCandidate = *rChildren[a]; 211ddde725dSArmin Le Grand const_cast< SvgNode& >(rChildCandidate).setAlternativeParent(this); 212ddde725dSArmin Le Grand 213ddde725dSArmin Le Grand DecomposeChild(rChildCandidate, aNewTarget, rSvgTextPosition); 214ddde725dSArmin Le Grand const_cast< SvgNode& >(rChildCandidate).setAlternativeParent(0); 215ddde725dSArmin Le Grand } 216ddde725dSArmin Le Grand 217ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 218ddde725dSArmin Le Grand { 219ddde725dSArmin Le Grand addTextPrimitives(rCandidate, rTarget, aNewTarget); 220ddde725dSArmin Le Grand } 221ddde725dSArmin Le Grand } 222ddde725dSArmin Le Grand } 223ddde725dSArmin Le Grand 224ddde725dSArmin Le Grand break; 225ddde725dSArmin Le Grand } 226ddde725dSArmin Le Grand default: 227ddde725dSArmin Le Grand { 228ddde725dSArmin Le Grand OSL_ENSURE(false, "Unexpected node in text token (!)"); 229ddde725dSArmin Le Grand break; 230ddde725dSArmin Le Grand } 231ddde725dSArmin Le Grand } 232ddde725dSArmin Le Grand } 233ddde725dSArmin Le Grand 234*e2bf1e9dSArmin Le Grand void SvgTextNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool /*bReferenced`*/) const 235ddde725dSArmin Le Grand { 236ddde725dSArmin Le Grand // text has a group of child nodes, allowed are SVGTokenCharacter, SVGTokenTspan, 237ddde725dSArmin Le Grand // SVGTokenTref and SVGTokenTextPath. These increase a given current text position 238ddde725dSArmin Le Grand const SvgStyleAttributes* pStyle = getSvgStyleAttributes(); 239ddde725dSArmin Le Grand 240ddde725dSArmin Le Grand if(pStyle && !getChildren().empty()) 241ddde725dSArmin Le Grand { 242ddde725dSArmin Le Grand const double fOpacity(pStyle->getOpacity().getNumber()); 243ddde725dSArmin Le Grand 244ddde725dSArmin Le Grand if(fOpacity > 0.0) 245ddde725dSArmin Le Grand { 246ddde725dSArmin Le Grand SvgTextPosition aSvgTextPosition(0, *this, getSvgTextPositions()); 247ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget; 248ddde725dSArmin Le Grand const SvgNodeVector& rChildren = getChildren(); 249ddde725dSArmin Le Grand const sal_uInt32 nCount(rChildren.size()); 250ddde725dSArmin Le Grand 251ddde725dSArmin Le Grand for(sal_uInt32 a(0); a < nCount; a++) 252ddde725dSArmin Le Grand { 253ddde725dSArmin Le Grand const SvgNode& rCandidate = *rChildren[a]; 254ddde725dSArmin Le Grand 255ddde725dSArmin Le Grand DecomposeChild(rCandidate, aNewTarget, aSvgTextPosition); 256ddde725dSArmin Le Grand } 257ddde725dSArmin Le Grand 258ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 259ddde725dSArmin Le Grand { 260ddde725dSArmin Le Grand drawinglayer::primitive2d::Primitive2DSequence aNewTarget2; 261ddde725dSArmin Le Grand 262ddde725dSArmin Le Grand addTextPrimitives(*this, aNewTarget2, aNewTarget); 263ddde725dSArmin Le Grand aNewTarget = aNewTarget2; 264ddde725dSArmin Le Grand } 265ddde725dSArmin Le Grand 266ddde725dSArmin Le Grand if(aNewTarget.hasElements()) 267ddde725dSArmin Le Grand { 268ddde725dSArmin Le Grand pStyle->add_postProcess(rTarget, aNewTarget, getTransform()); 269ddde725dSArmin Le Grand } 270ddde725dSArmin Le Grand } 271ddde725dSArmin Le Grand } 272ddde725dSArmin Le Grand } 273ddde725dSArmin Le Grand } // end of namespace svgreader 274ddde725dSArmin Le Grand } // end of namespace svgio 275ddde725dSArmin Le Grand 276ddde725dSArmin Le Grand ////////////////////////////////////////////////////////////////////////////// 277ddde725dSArmin Le Grand // eof 278