sd/source/ui/presenter/PresenterPreviewCache.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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   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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   9  * This file incorporates work covered by the following license notice:
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  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_SD_SOURCE_UI_PRESENTER_PRESENTERPREVIEWCACHE_HXX
  21 #define INCLUDED_SD_SOURCE_UI_PRESENTER_PRESENTERPREVIEWCACHE_HXX
  22
  23 #include <com/sun/star/drawing/XSlidePreviewCache.hpp>
  24 #include <com/sun/star/lang/XInitialization.hpp>
  25 #include <com/sun/star/uno/XComponentContext.hpp>
  26 #include "cache/SlsPageCache.hxx"
  27 #include <cppuhelper/compbase2.hxx>
  28 #include <cppuhelper/basemutex.hxx>
  29 #include <boost/noncopyable.hpp>
  30 #include <boost/shared_ptr.hpp>
  31
  32 namespace sd { namespace presenter {
  33
  34 namespace {
  35     typedef ::cppu::WeakComponentImplHelper2<
  36         css::lang::XInitialization,
  37         css::drawing::XSlidePreviewCache
  38     > PresenterPreviewCacheInterfaceBase;
  39 }
  40
  41 /** Uno API wrapper around the slide preview cache.
  42 */
  43 class PresenterPreviewCache
  44     : private ::boost::noncopyable,
  45       private ::cppu::BaseMutex,
  46       public PresenterPreviewCacheInterfaceBase
  47 {
  48 public:
  49     PresenterPreviewCache (const css::uno::Reference<css::uno::XComponentContext>& rxContext);
  50     virtual ~PresenterPreviewCache();
  51
  52     // XInitialize
  53
  54     /** Accepts no arguments.  All values that are necessary to set up a
  55         preview cache can be provided via methods.
  56     */
  57     virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments)
  58         throw(css::uno::Exception,css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  59
  60     // XSlidePreviewCache
  61
  62     virtual void SAL_CALL setDocumentSlides (
  63         const css::uno::Reference<css::container::XIndexAccess>& rxSlides,
  64         const css::uno::Reference<css::uno::XInterface>& rxDocument)
  65         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  66
  67     virtual void SAL_CALL setVisibleRange (
  68         sal_Int32 nFirstVisibleSlideIndex,
  69         sal_Int32 nLastVisibleSlideIndex)
  70         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  71
  72     virtual void SAL_CALL setPreviewSize (
  73         const css::geometry::IntegerSize2D& rSize)
  74         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  75
  76     virtual css::uno::Reference<css::rendering::XBitmap> SAL_CALL
  77         getSlidePreview (
  78             sal_Int32 nSlideIndex,
  79             const css::uno::Reference<css::rendering::XCanvas>& rxCanvas)
  80         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  81
  82     virtual void SAL_CALL addPreviewCreationNotifyListener (
  83         const css::uno::Reference<css::drawing::XSlidePreviewCacheListener>& rxListener)
  84         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  85
  86     virtual void SAL_CALL removePreviewCreationNotifyListener (
  87         const css::uno::Reference<css::drawing::XSlidePreviewCacheListener>& rxListener)
  88         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  89
  90     virtual void SAL_CALL pause()
  91         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  92
  93     virtual void SAL_CALL resume()
  94         throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  95
  96 private:
  97     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
  98     class PresenterCacheContext;
  99     Size maPreviewSize;
 100     ::boost::shared_ptr<PresenterCacheContext> mpCacheContext;
 101     ::boost::shared_ptr<sd::slidesorter::cache::PageCache> mpCache;
 102
 103     /** This method throws a DisposedException when the object has already been
 104         disposed.
 105     */
 106     void ThrowIfDisposed() throw (css::lang::DisposedException);
 107 };
 108
 109 } } // end of namespace ::sd::presenter
 110
 111 #endif
 112
 113 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */