xmloff/source/draw/XMLReplacementImageContext.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 <com/sun/star/beans/XPropertySet.hpp>
  21 #include <com/sun/star/graphic/XGraphic.hpp>
  22 #include <osl/diagnose.h>
  23 #include <xmloff/xmlimp.hxx>
  24 #include <xmloff/xmltoken.hxx>
  25 #include <xmloff/xmlnamespace.hxx>
  26 #include <xmloff/namespacemap.hxx>
  27 #include <xmloff/XMLBase64ImportContext.hxx>
  28 #include <XMLReplacementImageContext.hxx>
  29 #include <sal/log.hxx>
  30
  31 using ::com::sun::star::uno::Reference;
  32 using ::com::sun::star::uno::makeAny;
  33 using namespace ::com::sun::star::xml::sax;
  34 using namespace ::com::sun::star::beans;
  35 using namespace css;
  36 using namespace ::xmloff::token;
  37
  38 XMLReplacementImageContext::XMLReplacementImageContext(
  39         SvXMLImport& rImport,
  40         sal_uInt16 nPrfx, const OUString& rLName,
  41         const Reference< XAttributeList > & rAttrList,
  42         const Reference< XPropertySet > & rPropSet ) :
  43     SvXMLImportContext( rImport, nPrfx, rLName ),
  44     m_xPropSet( rPropSet )
  45 {
  46     rtl::Reference < XMLTextImportHelper > xTxtImport =
  47         GetImport().GetTextImport();
  48     const SvXMLTokenMap& rTokenMap =
  49         xTxtImport->GetTextFrameAttrTokenMap();
  50
  51     sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
  52     for( sal_Int16 i=0; i < nAttrCount; i++ )
  53     {
  54         const OUString& rAttrName = rAttrList->getNameByIndex( i );
  55         const OUString& rValue = rAttrList->getValueByIndex( i );
  56
  57         OUString aLocalName;
  58         sal_uInt16 nPrefix =
  59             GetImport().GetNamespaceMap().GetKeyByAttrName( rAttrName,
  60                                                             &aLocalName );
  61         switch( rTokenMap.Get( nPrefix, aLocalName ) )
  62         {
  63         case XML_TOK_TEXT_FRAME_HREF:
  64             m_sHRef = rValue;
  65             break;
  66         }
  67     }
  68 }
  69
  70 XMLReplacementImageContext::~XMLReplacementImageContext()
  71 {
  72 }
  73
  74 void XMLReplacementImageContext::endFastElement(sal_Int32 )
  75 {
  76     OSL_ENSURE( !m_sHRef.isEmpty() || m_xBase64Stream.is(),
  77                 "neither URL nor base64 image data given" );
  78     uno::Reference<graphic::XGraphic> xGraphic;
  79
  80     try
  81     {
  82         if( !m_sHRef.isEmpty() )
  83         {
  84             xGraphic = GetImport().loadGraphicByURL(m_sHRef);
  85         }
  86         else if( m_xBase64Stream.is() )
  87         {
  88             xGraphic = GetImport().loadGraphicFromBase64(m_xBase64Stream);
  89             m_xBase64Stream = nullptr;
  90         }
  91     }
  92     catch (uno::Exception const &)
  93     {}
  94
  95     Reference < XPropertySetInfo > xPropSetInfo = m_xPropSet->getPropertySetInfo();
  96
  97     if (xGraphic.is() && xPropSetInfo->hasPropertyByName("Graphic"))
  98     {
  99         m_xPropSet->setPropertyValue("Graphic", uno::makeAny(xGraphic));
 100     }
 101 }
 102
 103 css::uno::Reference< css::xml::sax::XFastContextHandler > XMLReplacementImageContext::createFastChildContext(
 104     sal_Int32 nElement,
 105     const css::uno::Reference< css::xml::sax::XFastAttributeList >&  )
 106 {
 107     if( nElement == XML_ELEMENT(OFFICE, XML_BINARY_DATA) &&
 108         !m_xBase64Stream.is() )
 109     {
 110         m_xBase64Stream = GetImport().GetStreamForGraphicObjectURLFromBase64();
 111         if( m_xBase64Stream.is() )
 112             return new XMLBase64ImportContext( GetImport(),
 113                                                     m_xBase64Stream );
 114     }
 115
 116     XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
 117     return nullptr;
 118 }
 119
 120
 121 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */