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       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                 :            : #ifndef __SERIALIZATION_HXX
      21                 :            : #define __SERIALIZATION_HXX
      22                 :            : 
      23                 :            : #include <map>
      24                 :            : 
      25                 :            : #include <sal/types.h>
      26                 :            : #include <rtl/ustring.hxx>
      27                 :            : #include <com/sun/star/uno/Reference.hxx>
      28                 :            : #include <com/sun/star/uno/Sequence.hxx>
      29                 :            : #include <com/sun/star/beans/NamedValue.hpp>
      30                 :            : #include <com/sun/star/io/XInputStream.hpp>
      31                 :            : #include <com/sun/star/xml/xpath/XXPathObject.hpp>
      32                 :            : #include <com/sun/star/xml/dom/XDocumentFragment.hpp>
      33                 :            : 
      34                 :            : namespace CSS = com::sun::star;
      35                 :            : 
      36                 :            : /**
      37                 :            : Serialize an XObject
      38                 :            : */
      39                 :            : 
      40                 :            : typedef std::map<rtl::OUString, rtl::OUString> PropMap;
      41                 :            : 
      42         [ #  # ]:          0 : class CSerialization
      43                 :            : {
      44                 :            : protected:
      45                 :            :     CSS::uno::Reference< CSS::xml::dom::XDocumentFragment > m_aFragment;
      46                 :            :     PropMap m_properties;
      47                 :            : 
      48                 :            : public:
      49         [ #  # ]:          0 :     virtual ~CSerialization() {}
      50                 :            : 
      51                 :            :     /**
      52                 :            :     sets the XObject that is to serialized
      53                 :            :     */
      54                 :          0 :     virtual void setSource(const CSS::uno::Reference< CSS::xml::dom::XDocumentFragment >& aFragment)
      55                 :            :     {
      56                 :          0 :         m_aFragment = aFragment;
      57                 :          0 :     }
      58                 :            : 
      59                 :            :     /**
      60                 :            :     set the properties from the submission element
      61                 :            :     that control aspects of the serialization
      62                 :            :     eachs serialization may support individual properties
      63                 :            :     */
      64                 :            :     void setProperties(const CSS::uno::Sequence< CSS::beans::NamedValue >& props)
      65                 :            :     {
      66                 :            :         m_properties.clear();
      67                 :            :         rtl::OUString aValue;
      68                 :            :         for (sal_Int32 i=0; i<props.getLength(); i++)
      69                 :            :         {
      70                 :            :             if (props[i].Value >>= aValue)
      71                 :            :                 m_properties.insert(PropMap::value_type(props[i].Name, aValue));
      72                 :            :         }
      73                 :            :     }
      74                 :            : 
      75                 :            :     /**
      76                 :            :     start the serialization process
      77                 :            :     */
      78                 :            :     virtual void serialize()=0;
      79                 :            : 
      80                 :            :     /**
      81                 :            :     get the serialized bytes.
      82                 :            :     reads up to buffer->getLength() bytes and returns the number of
      83                 :            :     bytes read.
      84                 :            :     returns -1 on error
      85                 :            :     */
      86                 :            :     virtual CSS::uno::Reference< CSS::io::XInputStream > getInputStream() = 0;
      87                 :            : 
      88                 :            : };
      89                 :            : 
      90                 :            : #endif
      91                 :            : 
      92                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */