LCOV - code coverage report
Current view: top level - svtools/source/misc - imageresourceaccess.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 7 57 12.3 %
Date: 2012-08-25 Functions: 1 11 9.1 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 6 122 4.9 %

           Branch data     Line data    Source code
       1                 :            : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 :            : /*************************************************************************
       3                 :            :  *
       4                 :            :  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       5                 :            :  *
       6                 :            :  * Copyright 2000, 2010 Oracle and/or its affiliates.
       7                 :            :  *
       8                 :            :  * OpenOffice.org - a multi-platform office productivity suite
       9                 :            :  *
      10                 :            :  * This file is part of OpenOffice.org.
      11                 :            :  *
      12                 :            :  * OpenOffice.org is free software: you can redistribute it and/or modify
      13                 :            :  * it under the terms of the GNU Lesser General Public License version 3
      14                 :            :  * only, as published by the Free Software Foundation.
      15                 :            :  *
      16                 :            :  * OpenOffice.org is distributed in the hope that it will be useful,
      17                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      18                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      19                 :            :  * GNU Lesser General Public License version 3 for more details
      20                 :            :  * (a copy is included in the LICENSE file that accompanied this code).
      21                 :            :  *
      22                 :            :  * You should have received a copy of the GNU Lesser General Public License
      23                 :            :  * version 3 along with OpenOffice.org.  If not, see
      24                 :            :  * <http://www.openoffice.org/license.html>
      25                 :            :  * for a copy of the LGPLv3 License.
      26                 :            :  *
      27                 :            :  ************************************************************************/
      28                 :            : 
      29                 :            : 
      30                 :            : #include <svtools/imageresourceaccess.hxx>
      31                 :            : 
      32                 :            : #include <com/sun/star/io/NotConnectedException.hpp>
      33                 :            : #include <com/sun/star/io/XSeekable.hpp>
      34                 :            : #include <com/sun/star/graphic/GraphicProvider.hpp>
      35                 :            : #include <com/sun/star/graphic/XGraphicProvider.hpp>
      36                 :            : #include <com/sun/star/io/XStream.hpp>
      37                 :            : #include <unotools/ucbstreamhelper.hxx>
      38                 :            : #include <tools/stream.hxx>
      39                 :            : #include <unotools/streamwrap.hxx>
      40                 :            : #include <cppuhelper/implbase2.hxx>
      41                 :            : #include <comphelper/componentcontext.hxx>
      42                 :            : 
      43                 :            : //........................................................................
      44                 :            : namespace svt
      45                 :            : {
      46                 :            : //........................................................................
      47                 :            : 
      48                 :            :     using namespace ::utl;
      49                 :            :     using namespace ::comphelper;
      50                 :            :     using namespace ::com::sun::star::io;
      51                 :            :     using namespace ::com::sun::star::uno;
      52                 :            :     using namespace ::com::sun::star::lang;
      53                 :            :     using namespace ::com::sun::star::beans;
      54                 :            :     using namespace ::com::sun::star::graphic;
      55                 :            : 
      56                 :            :     //====================================================================
      57                 :            :     //= StreamSupplier
      58                 :            :     //====================================================================
      59                 :            :     typedef ::cppu::WeakImplHelper2 <   XStream
      60                 :            :                                     ,   XSeekable
      61                 :            :                                     >   StreamSupplier_Base;
      62         [ #  # ]:          0 :     class StreamSupplier : public StreamSupplier_Base
      63                 :            :     {
      64                 :            :     private:
      65                 :            :         Reference< XInputStream >   m_xInput;
      66                 :            :         Reference< XOutputStream >  m_xOutput;
      67                 :            :         Reference< XSeekable >      m_xSeekable;
      68                 :            : 
      69                 :            :     public:
      70                 :            :         StreamSupplier( const Reference< XInputStream >& _rxInput, const Reference< XOutputStream >& _rxOutput );
      71                 :            : 
      72                 :            :     protected:
      73                 :            :         // XStream
      74                 :            :         virtual Reference< XInputStream > SAL_CALL getInputStream(  ) throw (RuntimeException);
      75                 :            :         virtual Reference< XOutputStream > SAL_CALL getOutputStream(  ) throw (RuntimeException);
      76                 :            : 
      77                 :            :         // XSeekable
      78                 :            :         virtual void SAL_CALL seek( ::sal_Int64 location ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
      79                 :            :         virtual ::sal_Int64 SAL_CALL getPosition(  ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
      80                 :            :         virtual ::sal_Int64 SAL_CALL getLength(  ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
      81                 :            :     };
      82                 :            : 
      83                 :            :     //--------------------------------------------------------------------
      84                 :          0 :     StreamSupplier::StreamSupplier( const Reference< XInputStream >& _rxInput, const Reference< XOutputStream >& _rxOutput )
      85                 :            :         :m_xInput( _rxInput )
      86                 :          0 :         ,m_xOutput( _rxOutput )
      87                 :            :     {
      88 [ #  # ][ #  # ]:          0 :         m_xSeekable = m_xSeekable.query( m_xInput );
      89         [ #  # ]:          0 :         if ( !m_xSeekable.is() )
      90 [ #  # ][ #  # ]:          0 :             m_xSeekable = m_xSeekable.query( m_xOutput );
      91                 :            :         OSL_ENSURE( m_xSeekable.is(), "StreamSupplier::StreamSupplier: at least one of both must be seekable!" );
      92                 :          0 :     }
      93                 :            : 
      94                 :            :     //--------------------------------------------------------------------
      95                 :          0 :     Reference< XInputStream > SAL_CALL StreamSupplier::getInputStream(  ) throw (RuntimeException)
      96                 :            :     {
      97                 :          0 :         return m_xInput;
      98                 :            :     }
      99                 :            : 
     100                 :            :     //--------------------------------------------------------------------
     101                 :          0 :     Reference< XOutputStream > SAL_CALL StreamSupplier::getOutputStream(  ) throw (RuntimeException)
     102                 :            :     {
     103                 :          0 :         return m_xOutput;
     104                 :            :     }
     105                 :            : 
     106                 :            :     //--------------------------------------------------------------------
     107                 :          0 :     void SAL_CALL StreamSupplier::seek( ::sal_Int64 location ) throw (IllegalArgumentException, IOException, RuntimeException)
     108                 :            :     {
     109         [ #  # ]:          0 :         if ( !m_xSeekable.is() )
     110         [ #  # ]:          0 :             throw NotConnectedException();
     111                 :            : 
     112                 :          0 :         m_xSeekable->seek( location );
     113                 :          0 :     }
     114                 :            : 
     115                 :            :     //--------------------------------------------------------------------
     116                 :          0 :     ::sal_Int64 SAL_CALL StreamSupplier::getPosition(  ) throw (IOException, RuntimeException)
     117                 :            :     {
     118         [ #  # ]:          0 :         if ( !m_xSeekable.is() )
     119         [ #  # ]:          0 :             throw NotConnectedException();
     120                 :            : 
     121                 :          0 :         return m_xSeekable->getPosition();
     122                 :            :     }
     123                 :            : 
     124                 :            :     //--------------------------------------------------------------------
     125                 :          0 :     ::sal_Int64 SAL_CALL StreamSupplier::getLength(  ) throw (IOException, RuntimeException)
     126                 :            :     {
     127         [ #  # ]:          0 :         if ( !m_xSeekable.is() )
     128         [ #  # ]:          0 :             throw NotConnectedException();
     129                 :            : 
     130                 :          0 :         return m_xSeekable->getLength();
     131                 :            :     }
     132                 :            : 
     133                 :            :     //====================================================================
     134                 :            :     //= GraphicAccess
     135                 :            :     //====================================================================
     136                 :            :     //--------------------------------------------------------------------
     137                 :         14 :     bool GraphicAccess::isSupportedURL( const ::rtl::OUString& _rURL )
     138                 :            :     {
     139   [ +  -  +  -  :         70 :         if  (   ( _rURL.indexOfAsciiL( RTL_CONSTASCII_STRINGPARAM( "private:resource/" ) ) == 0 )
          +  -  +  -  -  
              + ][ -  + ]
     140                 :         14 :             ||  ( _rURL.indexOfAsciiL( RTL_CONSTASCII_STRINGPARAM( "private:graphicrepository/" ) ) == 0 )
     141                 :         14 :             ||  ( _rURL.indexOfAsciiL( RTL_CONSTASCII_STRINGPARAM( "private:standardimage/" ) ) == 0 )
     142                 :         14 :             ||  ( _rURL.indexOfAsciiL( RTL_CONSTASCII_STRINGPARAM( "vnd.sun.star.GraphicObject:" ) ) == 0 )
     143                 :         14 :             ||  ( _rURL.indexOfAsciiL( RTL_CONSTASCII_STRINGPARAM( "vnd.sun.star.extension://" ) ) == 0 )
     144                 :            :             )
     145                 :          0 :             return true;
     146                 :         14 :         return false;
     147                 :            :     }
     148                 :            : 
     149                 :            :     //--------------------------------------------------------------------
     150                 :          0 :     SvStream* GraphicAccess::getImageStream( const Reference< XMultiServiceFactory >& _rxORB, const ::rtl::OUString& _rImageResourceURL )
     151                 :            :     {
     152                 :          0 :         SvStream* pReturn = NULL;
     153                 :            : 
     154                 :            :         try
     155                 :            :         {
     156                 :            :             // get a GraphicProvider
     157 [ #  # ][ #  # ]:          0 :             Reference< XGraphicProvider > xProvider = ::com::sun::star::graphic::GraphicProvider::create(comphelper::ComponentContext(_rxORB).getUNOContext());
         [ #  # ][ #  # ]
     158                 :            : 
     159                 :            :             // let it create a graphic from the given URL
     160         [ #  # ]:          0 :             Sequence< PropertyValue > aMediaProperties( 1 );
     161 [ #  # ][ #  # ]:          0 :             aMediaProperties[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "URL" ) );
     162 [ #  # ][ #  # ]:          0 :             aMediaProperties[0].Value <<= _rImageResourceURL;
     163 [ #  # ][ #  # ]:          0 :             Reference< XGraphic > xGraphic( xProvider->queryGraphic( aMediaProperties ) );
     164                 :            :             OSL_ENSURE( xGraphic.is(), "GraphicAccess::getImageStream: the provider did not give us a graphic object!" );
     165         [ #  # ]:          0 :             if ( !xGraphic.is() )
     166                 :          0 :                 return pReturn;
     167                 :            : 
     168                 :            :             // copy the graphic to a in-memory buffer
     169 [ #  # ][ #  # ]:          0 :             SvMemoryStream* pMemBuffer = new SvMemoryStream;
     170                 :            :             Reference< XStream > xBufferAccess = new StreamSupplier(
     171         [ #  # ]:          0 :                 new OSeekableInputStreamWrapper( *pMemBuffer ),
     172         [ #  # ]:          0 :                 new OSeekableOutputStreamWrapper( *pMemBuffer )
     173 [ #  # ][ #  # ]:          0 :             );
         [ #  # ][ #  # ]
         [ #  # ][ #  # ]
                 [ #  # ]
     174                 :            : 
     175         [ #  # ]:          0 :             aMediaProperties.realloc( 2 );
     176 [ #  # ][ #  # ]:          0 :             aMediaProperties[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "OutputStream" ) );
     177 [ #  # ][ #  # ]:          0 :             aMediaProperties[0].Value <<= xBufferAccess;
     178 [ #  # ][ #  # ]:          0 :             aMediaProperties[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "MimeType" ) );
     179 [ #  # ][ #  # ]:          0 :             aMediaProperties[1].Value <<= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "image/png" ) );
                 [ #  # ]
     180 [ #  # ][ #  # ]:          0 :             xProvider->storeGraphic( xGraphic, aMediaProperties );
     181                 :            : 
     182         [ #  # ]:          0 :             pMemBuffer->Seek( 0 );
     183 [ #  # ][ #  # ]:          0 :             pReturn = pMemBuffer;
         [ #  # ][ #  # ]
                 [ #  # ]
     184                 :            :         }
     185                 :          0 :         catch( const Exception& )
     186                 :            :         {
     187                 :            :             OSL_FAIL( "GraphicAccess::getImageStream: caught an exception!" );
     188                 :            :         }
     189                 :            : 
     190                 :          0 :         return pReturn;
     191                 :            :     }
     192                 :            : 
     193                 :            :     //--------------------------------------------------------------------
     194                 :          0 :     Reference< XInputStream > GraphicAccess::getImageXStream( const Reference< XMultiServiceFactory >& _rxORB, const ::rtl::OUString& _rImageResourceURL )
     195                 :            :     {
     196 [ #  # ][ #  # ]:          0 :         return new OSeekableInputStreamWrapper( getImageStream( _rxORB, _rImageResourceURL ), sal_True );   // take ownership
     197                 :            :     }
     198                 :            : 
     199                 :            : //........................................................................
     200                 :            : } // namespace svt
     201                 :            : //........................................................................
     202                 :            : 
     203                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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