svgio/source/svgreader/svgpathnode.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <svgio/svgreader/svgpathnode.hxx>
  21 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  22
  23 //////////////////////////////////////////////////////////////////////////////
  24
  25 namespace svgio
  26 {
  27     namespace svgreader
  28     {
  29         SvgPathNode::SvgPathNode(
  30             SvgDocument& rDocument,
  31             SvgNode* pParent)
  32         :   SvgNode(SVGTokenPath, rDocument, pParent),
  33             maSvgStyleAttributes(*this),
  34             mpPolyPolygon(0),
  35             mpaTransform(0),
  36             maPathLength()
  37         {
  38         }
  39
  40         SvgPathNode::~SvgPathNode()
  41         {
  42             if(mpPolyPolygon) delete mpPolyPolygon;
  43             if(mpaTransform) delete mpaTransform;
  44         }
  45
  46         const SvgStyleAttributes* SvgPathNode::getSvgStyleAttributes() const
  47         {
  48             static rtl::OUString aClassStr(rtl::OUString::createFromAscii("path"));
  49             maSvgStyleAttributes.checkForCssStyle(aClassStr);
  50
  51             return &maSvgStyleAttributes;
  52         }
  53
  54         void SvgPathNode::parseAttribute(const rtl::OUString& rTokenName, SVGToken aSVGToken, const rtl::OUString& aContent)
  55         {
  56             // call parent
  57             SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
  58
  59             // read style attributes
  60             maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent);
  61
  62             // parse own
  63             switch(aSVGToken)
  64             {
  65                 case SVGTokenStyle:
  66                 {
  67                     maSvgStyleAttributes.readStyle(aContent);
  68                     break;
  69                 }
  70                 case SVGTokenD:
  71                 {
  72                     basegfx::B2DPolyPolygon aPath;
  73
  74                     if(basegfx::tools::importFromSvgD(aPath, aContent))
  75                     {
  76                         if(aPath.count())
  77                         {
  78                             setPath(&aPath);
  79                         }
  80                     }
  81                     break;
  82                 }
  83                 case SVGTokenTransform:
  84                 {
  85                     const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
  86
  87                     if(!aMatrix.isIdentity())
  88                     {
  89                         setTransform(&aMatrix);
  90                     }
  91                     break;
  92                 }
  93                 case SVGTokenPathLength:
  94                 {
  95                     SvgNumber aNum;
  96
  97                     if(readSingleNumber(aContent, aNum))
  98                     {
  99                         setPathLength(aNum);
 100                     }
 101                     break;
 102                 }
 103                 default:
 104                 {
 105                     break;
 106                 }
 107             }
 108         }
 109
 110         void SvgPathNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool /*bReferenced*/) const
 111         {
 112             // fill and/or stroke needed, also a path
 113             const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
 114
 115             if(pStyle && getPath())
 116             {
 117                 drawinglayer::primitive2d::Primitive2DSequence aNewTarget;
 118
 119                 pStyle->add_path(*getPath(), aNewTarget);
 120
 121                 if(aNewTarget.hasElements())
 122                 {
 123                     pStyle->add_postProcess(rTarget, aNewTarget, getTransform());
 124                 }
 125             }
 126         }
 127     } // end of namespace svgreader
 128 } // end of namespace svgio
 129
 130 //////////////////////////////////////////////////////////////////////////////
 131 // eof
 132
 133 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */