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 <svgpathnode.hxx>
  21 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  22
  23 namespace svgio::svgreader
  24 {
  25         SvgPathNode::SvgPathNode(
  26             SvgDocument& rDocument,
  27             SvgNode* pParent)
  28         :   SvgNode(SVGToken::Path, rDocument, pParent),
  29             maSvgStyleAttributes(*this),
  30             maPathLength()
  31         {
  32         }
  33
  34         SvgPathNode::~SvgPathNode()
  35         {
  36         }
  37
  38         const SvgStyleAttributes* SvgPathNode::getSvgStyleAttributes() const
  39         {
  40             return checkForCssStyle("path", maSvgStyleAttributes);
  41         }
  42
  43         void SvgPathNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
  44         {
  45             // call parent
  46             SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
  47
  48             // read style attributes
  49             maSvgStyleAttributes.parseStyleAttribute(aSVGToken, aContent, false);
  50
  51             // parse own
  52             switch(aSVGToken)
  53             {
  54                 case SVGToken::Style:
  55                 {
  56                     readLocalCssStyle(aContent);
  57                     break;
  58                 }
  59                 case SVGToken::D:
  60                 {
  61                     basegfx::B2DPolyPolygon aPath;
  62
  63                     if(basegfx::utils::importFromSvgD(aPath, aContent, false, &maHelpPointIndices))
  64                     {
  65                         if(aPath.count())
  66                         {
  67                             setPath(&aPath);
  68                         }
  69                     }
  70                     break;
  71                 }
  72                 case SVGToken::Transform:
  73                 {
  74                     const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
  75
  76                     if(!aMatrix.isIdentity())
  77                     {
  78                         setTransform(&aMatrix);
  79                     }
  80                     break;
  81                 }
  82                 case SVGToken::PathLength:
  83                 {
  84                     SvgNumber aNum;
  85
  86                     if(readSingleNumber(aContent, aNum))
  87                     {
  88                         maPathLength = aNum;
  89                     }
  90                     break;
  91                 }
  92                 default:
  93                 {
  94                     break;
  95                 }
  96             }
  97         }
  98
  99         void SvgPathNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool /*bReferenced*/) const
 100         {
 101             // fill and/or stroke needed, also a path
 102             const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
 103
 104             if(pStyle && getPath())
 105             {
 106                 drawinglayer::primitive2d::Primitive2DContainer aNewTarget;
 107
 108                 pStyle->add_path(*getPath(), aNewTarget, &maHelpPointIndices);
 109
 110                 if(!aNewTarget.empty())
 111                 {
 112                     pStyle->add_postProcess(rTarget, aNewTarget, getTransform());
 113                 }
 114             }
 115         }
 116 } // end of namespace svgio::svgreader
 117
 118 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */