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/namespacemap.hxx>
  24 #include <xmloff/xmlnamespace.hxx>
  25 #include <xmloff/xmltoken.hxx>
  26 #include <xmloff/xmlexp.hxx>
  27 #include <xmloff/xmlimp.hxx>
  28 #include <rtl/ustring.hxx>
  29 #include <sal/log.hxx>
  30 #include <xmloff/xmltkmap.hxx>
  31
  32 using namespace css;
  33 using namespace xmloff::token;
  34
  35 void XMLImageStyle::exportXML(OUString const & rStrName, uno::Any const & rValue, SvXMLExport& rExport)
  36 {
  37     if (rStrName.isEmpty())
  38         return;
  39
  40     if (!rValue.has<uno::Reference<awt::XBitmap>>())
  41         return;
  42
  43     // Name
  44     bool bEncoded = false;
  45     rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_NAME,
  46                          rExport.EncodeStyleName(rStrName, &bEncoded));
  47     if (bEncoded)
  48     {
  49         rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_DISPLAY_NAME, rStrName);
  50     }
  51
  52     auto xBitmap = rValue.get<uno::Reference<awt::XBitmap>>();
  53     uno::Reference<graphic::XGraphic> xGraphic(xBitmap, uno::UNO_QUERY);
  54
  55     OUString aMimeType;
  56     const OUString aStr = rExport.AddEmbeddedXGraphic(xGraphic, aMimeType);
  57
  58     // uri
  59     if (!aStr.isEmpty())
  60     {
  61         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_HREF, aStr );
  62         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_TYPE, XML_SIMPLE );
  63         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_SHOW, XML_EMBED );
  64         rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_ACTUATE, XML_ONLOAD );
  65     }
  66
  67     // Do Write
  68     SvXMLElementExport aElem(rExport, XML_NAMESPACE_DRAW, XML_FILL_IMAGE, true, true);
  69
  70     if (xBitmap.is() && xGraphic.is())
  71     {
  72         // optional office:binary-data
  73         rExport.AddEmbeddedXGraphicAsBase64(xGraphic);
  74     }
  75 }
  76
  77 bool XMLImageStyle::importXML(uno::Reference<xml::sax::XFastAttributeList> const & xAttrList,
  78                               uno::Any& rValue, OUString& rStrName, SvXMLImport& rImport)
  79 {
  80     bool bHasHRef = false;
  81     bool bHasName = false;
  82     OUString aDisplayName;
  83     uno::Reference<graphic::XGraphic> xGraphic;
  84
  85     for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))
  86     {
  87         const OUString aStrValue = aIter.toString();
  88
  89         switch( aIter.getToken() )
  90         {
  91             case XML_ELEMENT(DRAW, XML_NAME):
  92                 {
  93                     rStrName = aStrValue;
  94                     bHasName = true;
  95                 }
  96                 break;
  97             case XML_ELEMENT(DRAW, XML_DISPLAY_NAME):
  98                 {
  99                     aDisplayName = aStrValue;
 100                 }
 101                 break;
 102             case XML_ELEMENT(XLINK, XML_HREF):
 103                 {
 104                     xGraphic = rImport.loadGraphicByURL(aStrValue);
 105                     bHasHRef = true;
 106                 }
 107                 break;
 108             case XML_ELEMENT(XLINK, XML_TYPE):
 109                 // ignore
 110                 break;
 111             case XML_ELEMENT(XLINK, XML_SHOW):
 112                 // ignore
 113                 break;
 114             case XML_ELEMENT(XLINK, XML_ACTUATE):
 115                 // ignore
 116                 break;
 117             default:
 118                 XMLOFF_WARN_UNKNOWN("xmloff.style", aIter);
 119         }
 120     }
 121
 122     if (xGraphic.is())
 123         rValue <<= xGraphic;
 124
 125     if( !aDisplayName.isEmpty() )
 126     {
 127         rImport.AddStyleDisplayName( XmlStyleFamily::SD_FILL_IMAGE_ID,
 128                                      rStrName, aDisplayName );
 129         rStrName = aDisplayName;
 130     }
 131
 132     return bHasName && bHasHRef;
 133 }
 134
 135 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */