svgio/source/svgreader/svgpolynode.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 <svgpolynode.hxx>
  21 #include <basegfx/polygon/b2dpolygon.hxx>
  22 #include <basegfx/polygon/b2dpolygontools.hxx>
  23 #include <basegfx/polygon/b2dpolypolygon.hxx>
  24
  25 namespace svgio::svgreader
  26 {
  27         SvgPolyNode::SvgPolyNode(
  28             SVGToken aType,
  29             SvgDocument& rDocument,
  30             SvgNode* pParent)
  31         :   SvgNode(aType, rDocument, pParent),
  32             maSvgStyleAttributes(*this)
  33         {
  34         }
  35
  36         SvgPolyNode::~SvgPolyNode()
  37         {
  38         }
  39
  40         const SvgStyleAttributes* SvgPolyNode::getSvgStyleAttributes() const
  41         {
  42             return checkForCssStyle(maSvgStyleAttributes);
  43         }
  44
  45         void SvgPolyNode::parseAttribute(SVGToken aSVGToken, const OUString& aContent)
  46         {
  47             // call parent
  48             SvgNode::parseAttribute(aSVGToken, aContent);
  49
  50             // read style attributes
  51             maSvgStyleAttributes.parseStyleAttribute(aSVGToken, aContent);
  52
  53             // parse own
  54             switch(aSVGToken)
  55             {
  56                 case SVGToken::Style:
  57                 {
  58                     readLocalCssStyle(aContent);
  59                     break;
  60                 }
  61                 case SVGToken::Points:
  62                 {
  63                     basegfx::B2DPolygon aPath;
  64
  65                     if(basegfx::utils::importFromSvgPoints(aPath, aContent))
  66                     {
  67                         if(aPath.count())
  68                         {
  69                             if(getType() == SVGToken::Polygon)
  70                             {
  71                                 aPath.setClosed(true);
  72                             }
  73
  74                             setPolygon(aPath);
  75                         }
  76                     }
  77                     break;
  78                 }
  79                 case SVGToken::Transform:
  80                 {
  81                     const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
  82
  83                     if(!aMatrix.isIdentity())
  84                     {
  85                         setTransform(aMatrix);
  86                     }
  87                     break;
  88                 }
  89                 default:
  90                 {
  91                     break;
  92                 }
  93             }
  94         }
  95
  96         void SvgPolyNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool /*bReferenced*/) const
  97         {
  98             const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
  99
 100             if(pStyle && mpPolygon)
 101             {
 102                 drawinglayer::primitive2d::Primitive2DContainer aNewTarget;
 103
 104                 pStyle->add_path(basegfx::B2DPolyPolygon(*mpPolygon), aNewTarget, nullptr);
 105
 106                 if(!aNewTarget.empty())
 107                 {
 108                     pStyle->add_postProcess(rTarget, std::move(aNewTarget), getTransform());
 109                 }
 110             }
 111         }
 112 } // end of namespace svgio::svgreader
 113
 114 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */