xmloff/source/style/ImageStyle.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/ImageStyle.hxx>
  21 #include <com/sun/star/awt/XBitmap.hpp>
  22 #include <com/sun/star/graphic/XGraphic.hpp>
  23 #include <xmloff/xmlnamespace.hxx>
  24 #include <xmloff/xmltoken.hxx>
  25 #include <xmloff/xmlexp.hxx>
  26 #include <xmloff/xmlimp.hxx>
  27 #include <rtl/ustring.hxx>
  28 #include <sal/log.hxx>
  29
  30 using namespace css;
  31 using namespace xmloff::token;
  32
  33 void XMLImageStyle::exportXML(OUString const & rStrName, uno::Any const & rValue, SvXMLExport& rExport)
  34 {
  35     if (rStrName.isEmpty())
  36         return;
  37
  38     if (!rValue.has<uno::Reference<awt::XBitmap>>())
  39         return;
  40
  41     // Name
  42     bool bEncoded = false;
  43     rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_NAME,
  44                          rExport.EncodeStyleName(rStrName, &bEncoded));
  45     if (bEncoded)
  46     {
  47         rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_DISPLAY_NAME, rStrName);
  48     }
  49
  50     auto xBitmap = rValue.get<uno::Reference<awt::XBitmap>>();
  51     uno::Reference<graphic::XGraphic> xGraphic(xBitmap, uno::UNO_QUERY);
  52
  53     OUString aMimeType;
  54     const OUString aStr = rExport.AddEmbeddedXGraphic(xGraphic, aMimeType);
  55
  56     // uri
  57     if (!aStr.isEmpty())
  58     {
  59         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_HREF, aStr );
  60         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_TYPE, XML_SIMPLE );
  61         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_SHOW, XML_EMBED );
  62         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_ACTUATE, XML_ONLOAD );
  63     }
  64
  65     // Do Write
  66     SvXMLElementExport aElem(rExport, XML_NAMESPACE_DRAW, XML_FILL_IMAGE, true, true);
  67
  68     if (xBitmap.is() && xGraphic.is())
  69     {
  70         // optional office:binary-data
  71         rExport.AddEmbeddedXGraphicAsBase64(xGraphic);
  72     }
  73 }
  74
  75 bool XMLImageStyle::importXML(uno::Reference<xml::sax::XFastAttributeList> const & xAttrList,
  76                               uno::Any& rValue, OUString& rStrName, SvXMLImport& rImport)
  77 {
  78     bool bHasHRef = false;
  79     bool bHasName = false;
  80     OUString aDisplayName;
  81     uno::Reference<graphic::XGraphic> xGraphic;
  82
  83     for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))
  84     {
  85         const OUString aStrValue = aIter.toString();
  86
  87         switch( aIter.getToken() )
  88         {
  89             case XML_ELEMENT(DRAW, XML_NAME):
  90                 {
  91                     rStrName = aStrValue;
  92                     bHasName = true;
  93                 }
  94                 break;
  95             case XML_ELEMENT(DRAW, XML_DISPLAY_NAME):
  96                 {
  97                     aDisplayName = aStrValue;
  98                 }
  99                 break;
 100             case XML_ELEMENT(XLINK, XML_HREF):
 101                 {
 102                     xGraphic = rImport.loadGraphicByURL(aStrValue);
 103                     bHasHRef = true;
 104                 }
 105                 break;
 106             case XML_ELEMENT(XLINK, XML_TYPE):
 107                 // ignore
 108                 break;
 109             case XML_ELEMENT(XLINK, XML_SHOW):
 110                 // ignore
 111                 break;
 112             case XML_ELEMENT(XLINK, XML_ACTUATE):
 113                 // ignore
 114                 break;
 115             default:
 116                 XMLOFF_WARN_UNKNOWN("xmloff.style", aIter);
 117         }
 118     }
 119
 120     if (xGraphic.is())
 121         rValue <<= xGraphic;
 122
 123     if( !aDisplayName.isEmpty() )
 124     {
 125         rImport.AddStyleDisplayName( XmlStyleFamily::SD_FILL_IMAGE_ID,
 126                                      rStrName, aDisplayName );
 127         rStrName = aDisplayName;
 128     }
 129
 130     return bHasName && bHasHRef;
 131 }
 132
 133 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */