forms/source/component/imgprod.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
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   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     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     void                                        SAL_CALL acquire() throw() SAL_OVERRIDE  { OWeakObject::acquire(); }
  84     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: */