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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 INCLUDED_FORMS_SOURCE_COMPONENT_IMGPROD_HXX
      21             : #define INCLUDED_FORMS_SOURCE_COMPONENT_IMGPROD_HXX
      22             : 
      23             : #include <boost/ptr_container/ptr_vector.hpp>
      24             : 
      25             : #include <tools/link.hxx>
      26             : #include <com/sun/star/awt/ImageStatus.hpp>
      27             : #include <com/sun/star/awt/XImageConsumer.hpp>
      28             : #include <com/sun/star/awt/XImageProducer.hpp>
      29             : #include <com/sun/star/lang/XInitialization.hpp>
      30             : #include <cppuhelper/weak.hxx>
      31             : 
      32             : 
      33             : 
      34             : // - ImageProducer -
      35             : 
      36             : 
      37             : 
      38             : 
      39             : class SvStream;
      40             : class Graphic;
      41             : 
      42             : namespace com { namespace sun { namespace star { namespace io {
      43             :     class XInputStream;
      44             : }}}}
      45             : 
      46             : 
      47             : class ImageProducer :   public ::com::sun::star::awt::XImageProducer,
      48             :                         public ::com::sun::star::lang::XInitialization,
      49             :                         public ::cppu::OWeakObject
      50             : {
      51             : private:
      52             : 
      53             :     typedef boost::ptr_vector< ::com::sun::star::uno::Reference< ::com::sun::star::awt::XImageConsumer > > ConsumerList_t;
      54             : 
      55             :     OUString maURL;
      56             :     ConsumerList_t  maConsList;
      57             :     Graphic*        mpGraphic;
      58             :     SvStream*       mpStm;
      59             :     sal_uInt32      mnTransIndex;
      60             :     bool        mbConsInit;
      61             :     Link<>          maDoneHdl;
      62             : 
      63             :     bool        ImplImportGraphic( Graphic& rGraphic );
      64             :     void            ImplUpdateData( const Graphic& rGraphic );
      65             :     void            ImplInitConsumer( const Graphic& rGraphic );
      66             :     void            ImplUpdateConsumer( const Graphic& rGraphic );
      67             : 
      68             : public:
      69             : 
      70             :                     ImageProducer();
      71             :                     virtual ~ImageProducer();
      72             : 
      73             :     void            SetImage( const OUString& rPath );
      74             :     void            SetImage( SvStream& rStm );
      75             : 
      76             :     void            NewDataAvailable();
      77             : 
      78          11 :     void            SetDoneHdl( const Link<>& i_rHdl ) { maDoneHdl = i_rHdl; }
      79             :     const Link<>&   GetDoneHdl() const { return maDoneHdl; }
      80             : 
      81             :     // ::com::sun::star::uno::XInterface
      82             :     ::com::sun::star::uno::Any                  SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      83          88 :     void                                        SAL_CALL acquire() throw() SAL_OVERRIDE  { OWeakObject::acquire(); }
      84          82 :     void                                        SAL_CALL release() throw() SAL_OVERRIDE  { OWeakObject::release(); }
      85             : 
      86             :     // MT: ???
      87             :     void            setImage( ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > & rStmRef );
      88             : 
      89             :     // ::com::sun::star::awt::XImageProducer
      90             :     void SAL_CALL addConsumer( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XImageConsumer >& rxConsumer )
      91             :         throw(::com::sun::star::uno::RuntimeException,
      92             :               std::exception) SAL_OVERRIDE;
      93             :     void SAL_CALL removeConsumer( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XImageConsumer >& rxConsumer ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      94             :     void SAL_CALL startProduction(  ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      95             : 
      96             :     // ::com::sun::star::lang::XInitialization
      97             :     void SAL_CALL initialize( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aArguments ) throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      98             : 
      99             : };
     100             : 
     101             : #endif // INCLUDED_FORMS_SOURCE_COMPONENT_IMGPROD_HXX
     102             : 
     103             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */