xmloff/source/chart/XMLSymbolImageContext.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 "XMLSymbolImageContext.hxx"
  21 #include <xmloff/xmltoken.hxx>
  22 #include <xmloff/xmltkmap.hxx>
  23 #include "xmloff/xmlnmspe.hxx"
  24 #include <xmloff/xmlimp.hxx>
  25 #include <xmloff/nmspmap.hxx>
  26 #include <xmloff/XMLBase64ImportContext.hxx>
  27 #include <com/sun/star/io/XOutputStream.hpp>
  28
  29 TYPEINIT1( XMLSymbolImageContext, XMLElementPropertyContext );
  30
  31 using namespace ::com::sun::star;
  32
  33 enum SvXMLTokenMapAttrs
  34 {
  35     XML_TOK_SYMBOL_IMAGE_HREF,
  36     XML_TOK_SYMBOL_IMAGE_TYPE,
  37     XML_TOK_SYMBOL_IMAGE_ACTUATE,
  38     XML_TOK_SYMBOL_IMAGE_SHOW,
  39     XML_TOK_SYMBOL_IMAGE_END = XML_TOK_UNKNOWN
  40 };
  41
  42 static SvXMLTokenMapEntry aSymbolImageAttrTokenMap[] =
  43 {
  44     { XML_NAMESPACE_XLINK,  ::xmloff::token::XML_HREF,     XML_TOK_SYMBOL_IMAGE_HREF    },
  45     { XML_NAMESPACE_XLINK,  ::xmloff::token::XML_TYPE,     XML_TOK_SYMBOL_IMAGE_TYPE    },
  46     { XML_NAMESPACE_XLINK,  ::xmloff::token::XML_ACTUATE,  XML_TOK_SYMBOL_IMAGE_ACTUATE },
  47     { XML_NAMESPACE_XLINK,  ::xmloff::token::XML_SHOW,     XML_TOK_SYMBOL_IMAGE_SHOW },
  48     XML_TOKEN_MAP_END
  49 };
  50
  51 XMLSymbolImageContext::XMLSymbolImageContext(
  52     SvXMLImport& rImport, sal_uInt16 nPrfx,
  53     const OUString& rLName,
  54     const XMLPropertyState& rProp,
  55     ::std::vector< XMLPropertyState > &rProps ) :
  56         XMLElementPropertyContext(
  57             rImport, nPrfx, rLName, rProp, rProps )
  58 {
  59 }
  60
  61 XMLSymbolImageContext::~XMLSymbolImageContext()
  62 {}
  63
  64 void XMLSymbolImageContext::StartElement( const uno::Reference< xml::sax::XAttributeList >& xAttrList )
  65 {
  66     SvXMLTokenMap aTokenMap( aSymbolImageAttrTokenMap );
  67     OUString aLocalName;
  68
  69     sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
  70     for( sal_Int16 i = 0; i < nAttrCount; i++ )
  71     {
  72         const OUString& rAttrName = xAttrList->getNameByIndex( i );
  73         sal_uInt16 nPrefix =
  74             GetImport().GetNamespaceMap().GetKeyByAttrName( rAttrName,
  75                                                             &aLocalName );
  76         const OUString& rValue = xAttrList->getValueByIndex( i );
  77
  78         switch( aTokenMap.Get( nPrefix, aLocalName ) )
  79         {
  80             case XML_TOK_SYMBOL_IMAGE_HREF:
  81                 msURL = rValue;
  82                 break;
  83             case XML_TOK_SYMBOL_IMAGE_ACTUATE:
  84             case XML_TOK_SYMBOL_IMAGE_TYPE:
  85             case XML_TOK_SYMBOL_IMAGE_SHOW:
  86                 // these values are currently not interpreted
  87                 // it is always assumed 'actuate=onLoad', 'type=simple', 'show=embed'
  88                 break;
  89         }
  90     }
  91 }
  92
  93 SvXMLImportContext* XMLSymbolImageContext::CreateChildContext(
  94     sal_uInt16 nPrefix, const OUString& rLocalName,
  95     const uno::Reference< xml::sax::XAttributeList > & xAttrList )
  96 {
  97     SvXMLImportContext* pContext = NULL;
  98     if( xmloff::token::IsXMLToken( rLocalName,
  99                                    xmloff::token::XML_BINARY_DATA ) )
 100     {
 101         if( msURL.isEmpty() && ! mxBase64Stream.is() )
 102         {
 103             mxBase64Stream = GetImport().GetStreamForGraphicObjectURLFromBase64();
 104             if( mxBase64Stream.is() )
 105                 pContext = new XMLBase64ImportContext( GetImport(), nPrefix,
 106                                                        rLocalName, xAttrList,
 107                                                        mxBase64Stream );
 108         }
 109     }
 110     if( ! pContext )
 111     {
 112         pContext = new SvXMLImportContext( GetImport(), nPrefix, rLocalName );
 113     }
 114
 115     return pContext;
 116 }
 117
 118 void XMLSymbolImageContext::EndElement()
 119 {
 120     OUString sResolvedURL;
 121
 122     if( !msURL.isEmpty() )
 123     {
 124         sResolvedURL = GetImport().ResolveGraphicObjectURL( msURL, sal_False );
 125     }
 126     else if( mxBase64Stream.is() )
 127     {
 128         sResolvedURL = GetImport().ResolveGraphicObjectURLFromBase64( mxBase64Stream );
 129         mxBase64Stream = 0;
 130     }
 131
 132     if( !sResolvedURL.isEmpty())
 133     {
 134         // aProp is a member of XMLElementPropertyContext
 135         aProp.maValue <<= sResolvedURL;
 136         SetInsert( sal_True );
 137     }
 138
 139     XMLElementPropertyContext::EndElement();
 140 }
 141
 142 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */