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             return checkForCssStyle(aClassStr, maSvgStyleAttributes);
  50         }
  51
  52         void SvgPathNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
  53         {
  54             // call parent
  55             SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
  56
  57             // read style attributes
  58             maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent);
  59
  60             // parse own
  61             switch(aSVGToken)
  62             {
  63                 case SVGTokenStyle:
  64                 {
  65                     maSvgStyleAttributes.readStyle(aContent);
  66                     break;
  67                 }
  68                 case SVGTokenD:
  69                 {
  70                     basegfx::B2DPolyPolygon aPath;
  71
  72                     if(basegfx::tools::importFromSvgD(aPath, aContent))
  73                     {
  74                         if(aPath.count())
  75                         {
  76                             setPath(&aPath);
  77                         }
  78                     }
  79                     break;
  80                 }
  81                 case SVGTokenTransform:
  82                 {
  83                     const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
  84
  85                     if(!aMatrix.isIdentity())
  86                     {
  87                         setTransform(&aMatrix);
  88                     }
  89                     break;
  90                 }
  91                 case SVGTokenPathLength:
  92                 {
  93                     SvgNumber aNum;
  94
  95                     if(readSingleNumber(aContent, aNum))
  96                     {
  97                         setPathLength(aNum);
  98                     }
  99                     break;
 100                 }
 101                 default:
 102                 {
 103                     break;
 104                 }
 105             }
 106         }
 107
 108         void SvgPathNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool /*bReferenced*/) const
 109         {
 110             // fill and/or stroke needed, also a path
 111             const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
 112
 113             if(pStyle && getPath())
 114             {
 115                 drawinglayer::primitive2d::Primitive2DSequence aNewTarget;
 116
 117                 pStyle->add_path(*getPath(), aNewTarget);
 118
 119                 if(aNewTarget.hasElements())
 120                 {
 121                     pStyle->add_postProcess(rTarget, aNewTarget, getTransform());
 122                 }
 123             }
 124         }
 125     } // end of namespace svgreader
 126 } // end of namespace svgio
 127
 128 //////////////////////////////////////////////////////////////////////////////
 129 // eof
 130
 131 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */