xmloff/source/style/MarkerStyle.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 <xmloff/MarkerStyle.hxx>
  21 #include "xexptran.hxx"
  22 #include <xmloff/attrlist.hxx>
  23 #include <xmloff/nmspmap.hxx>
  24 #include <xmloff/xmluconv.hxx>
  25 #include <xmloff/xmlnmspe.hxx>
  26 #include <xmloff/xmltoken.hxx>
  27 #include <xmloff/xmlexp.hxx>
  28 #include <xmloff/xmlimp.hxx>
  29 #include <rtl/ustrbuf.hxx>
  30 #include <rtl/ustring.hxx>
  31 #include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
  32 #include <basegfx/polygon/b2dpolypolygon.hxx>
  33 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  34 #include <basegfx/matrix/b2dhommatrixtools.hxx>
  35
  36 using namespace ::com::sun::star;
  37
  38 using namespace ::xmloff::token;
  39
  40 // Import
  41
  42 XMLMarkerStyleImport::XMLMarkerStyleImport( SvXMLImport& rImp )
  43     : rImport( rImp )
  44 {
  45 }
  46
  47 XMLMarkerStyleImport::~XMLMarkerStyleImport()
  48 {
  49 }
  50
  51 bool XMLMarkerStyleImport::importXML(
  52     const uno::Reference< xml::sax::XAttributeList >& xAttrList,
  53     uno::Any& rValue,
  54     OUString& rStrName )
  55 {
  56     bool bHasViewBox    = false;
  57     bool bHasPathData   = false;
  58     OUString aDisplayName;
  59
  60     SdXMLImExViewBox* pViewBox = NULL;
  61
  62     SvXMLNamespaceMap& rNamespaceMap = rImport.GetNamespaceMap();
  63     SvXMLUnitConverter& rUnitConverter = rImport.GetMM100UnitConverter();
  64
  65     OUString strPathData;
  66
  67     sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
  68     for( sal_Int16 i = 0; i < nAttrCount; i++ )
  69     {
  70         OUString aStrFullAttrName = xAttrList->getNameByIndex( i );
  71         OUString aStrAttrName;
  72         rNamespaceMap.GetKeyByAttrName( aStrFullAttrName, &aStrAttrName );
  73         OUString aStrValue = xAttrList->getValueByIndex( i );
  74
  75         if( IsXMLToken( aStrAttrName, XML_NAME ) )
  76         {
  77             rStrName = aStrValue;
  78         }
  79         else if( IsXMLToken( aStrAttrName, XML_DISPLAY_NAME ) )
  80         {
  81             aDisplayName = aStrValue;
  82         }
  83         else if( IsXMLToken( aStrAttrName, XML_VIEWBOX ) )
  84         {
  85             pViewBox = new SdXMLImExViewBox( aStrValue, rUnitConverter );
  86             bHasViewBox = true;
  87
  88         }
  89         else if( IsXMLToken( aStrAttrName, XML_D ) )
  90         {
  91             strPathData = aStrValue;
  92             bHasPathData = true;
  93         }
  94     }
  95
  96     if( bHasViewBox && bHasPathData )
  97     {
  98         basegfx::B2DPolyPolygon aPolyPolygon;
  99
 100         if(basegfx::tools::importFromSvgD(aPolyPolygon, strPathData, rImport.needFixPositionAfterZ(), 0))
 101         {
 102             if(aPolyPolygon.count())
 103             {
 104                 // ViewBox probably not used, but stay with former processing inside of
 105                 // SdXMLImExSvgDElement
 106                 const basegfx::B2DRange aSourceRange(
 107                     pViewBox->GetX(), pViewBox->GetY(),
 108                     pViewBox->GetX() + pViewBox->GetWidth(), pViewBox->GetY() + pViewBox->GetHeight());
 109                 const basegfx::B2DRange aTargetRange(
 110                     0.0, 0.0,
 111                     pViewBox->GetWidth(), pViewBox->GetHeight());
 112
 113                 if(!aSourceRange.equal(aTargetRange))
 114                 {
 115                     aPolyPolygon.transform(
 116                         basegfx::tools::createSourceRangeTargetRangeTransform(
 117                             aSourceRange,
 118                             aTargetRange));
 119                 }
 120
 121                 // always use PolyPolygonBezierCoords here
 122                 drawing::PolyPolygonBezierCoords aSourcePolyPolygon;
 123
 124                 basegfx::tools::B2DPolyPolygonToUnoPolyPolygonBezierCoords(
 125                     aPolyPolygon,
 126                     aSourcePolyPolygon);
 127                 rValue <<= aSourcePolyPolygon;
 128             }
 129         }
 130
 131         if( !aDisplayName.isEmpty() )
 132         {
 133             rImport.AddStyleDisplayName( XML_STYLE_FAMILY_SD_MARKER_ID, rStrName,
 134                                         aDisplayName );
 135             rStrName = aDisplayName;
 136         }
 137     }
 138
 139     if( pViewBox )
 140         delete pViewBox;
 141
 142     return bHasViewBox && bHasPathData;
 143 }
 144
 145 // Export
 146
 147 XMLMarkerStyleExport::XMLMarkerStyleExport( SvXMLExport& rExp )
 148     : rExport( rExp )
 149 {
 150 }
 151
 152 XMLMarkerStyleExport::~XMLMarkerStyleExport()
 153 {
 154 }
 155
 156 void XMLMarkerStyleExport::exportXML(
 157     const OUString& rStrName,
 158     const uno::Any& rValue )
 159 {
 160     if(!rStrName.isEmpty())
 161     {
 162         drawing::PolyPolygonBezierCoords aBezier;
 163
 164         if(rValue >>= aBezier)
 165         {
 166             // Name
 167             bool bEncoded(false);
 168             OUString aStrName( rStrName );
 169
 170             rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_NAME, rExport.EncodeStyleName( aStrName, &bEncoded ) );
 171
 172             if( bEncoded )
 173             {
 174                 rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_DISPLAY_NAME, aStrName );
 175             }
 176
 177             const basegfx::B2DPolyPolygon aPolyPolygon(
 178                 basegfx::tools::UnoPolyPolygonBezierCoordsToB2DPolyPolygon(
 179                     aBezier));
 180             const basegfx::B2DRange aPolyPolygonRange(aPolyPolygon.getB2DRange());
 181
 182
 183             // Viewbox (viewBox="0 0 1500 1000")
 184
 185             SdXMLImExViewBox aViewBox(
 186                 aPolyPolygonRange.getMinX(),
 187                 aPolyPolygonRange.getMinY(),
 188                 aPolyPolygonRange.getWidth(),
 189                 aPolyPolygonRange.getHeight());
 190             rExport.AddAttribute( XML_NAMESPACE_SVG, XML_VIEWBOX, aViewBox.GetExportString() );
 191
 192             // Pathdata
 193             const OUString aPolygonString(
 194                 basegfx::tools::exportToSvgD(
 195                     aPolyPolygon,
 196                     true,           // bUseRelativeCoordinates
 197                     false,          // bDetectQuadraticBeziers: not used in old, but maybe activated now
 198                     true));         // bHandleRelativeNextPointCompatible
 199
 200             // write point array
 201             rExport.AddAttribute(XML_NAMESPACE_SVG, XML_D, aPolygonString);
 202
 203             // Do Write
 204             SvXMLElementExport rElem( rExport, XML_NAMESPACE_DRAW, XML_MARKER, true, false );
 205         }
 206     }
 207 }
 208
 209 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */