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