slideshow/source/engine/rehearsetimingsactivity.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   9  * This file incorporates work covered by the following license notice:
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  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_SLIDESHOW_SOURCE_ENGINE_REHEARSETIMINGSACTIVITY_HXX
  21 #define INCLUDED_SLIDESHOW_SOURCE_ENGINE_REHEARSETIMINGSACTIVITY_HXX
  22
  23 #include "activity.hxx"
  24
  25 #include <basegfx/range/b2drange.hxx>
  26 #include <boost/shared_ptr.hpp>
  27 #include <boost/enable_shared_from_this.hpp>
  28 #include <boost/noncopyable.hpp>
  29
  30 #include <vector>
  31 #include <utility>
  32
  33 namespace vcl { class Font; }
  34 namespace canvas{ namespace tools{ class ElapsedTime; }}
  35 namespace cppcanvas{ class CustomSprite; }
  36 namespace basegfx
  37 {
  38     class B2IVector;
  39     class B2DRange;
  40 }
  41
  42 namespace slideshow {
  43 namespace internal {
  44
  45 struct SlideShowContext;
  46 class EventMultiplexer;
  47 class ScreenUpdater;
  48 class RehearseTimingsActivity : public Activity,
  49                                 public ViewEventHandler,
  50                                 public boost::enable_shared_from_this<RehearseTimingsActivity>,
  51                                 private ::boost::noncopyable
  52 {
  53 public:
  54     /** Creates the activity.
  55      */
  56     static boost::shared_ptr<RehearseTimingsActivity> create(
  57         const SlideShowContext& rContext );
  58
  59     virtual ~RehearseTimingsActivity();
  60
  61     /** Starts and shows the timer; adds to activity queue.
  62      */
  63     void start();
  64
  65     /** Stops and hides the timer.
  66         @return elapsed time
  67      */
  68     double stop();
  69
  70     /** Determines whether the timer button has been clicked.
  71      */
  72     bool hasBeenClicked() const;
  73
  74     // ViewEventHandler interface
  75     virtual void viewAdded( const UnoViewSharedPtr& rView ) SAL_OVERRIDE;
  76     virtual void viewRemoved( const UnoViewSharedPtr& rView ) SAL_OVERRIDE;
  77     virtual void viewChanged( const UnoViewSharedPtr& rView ) SAL_OVERRIDE;
  78     virtual void viewsChanged() SAL_OVERRIDE;
  79
  80     // Disposable:
  81     virtual void dispose() SAL_OVERRIDE;
  82     // Activity:
  83     virtual double calcTimeLag() const SAL_OVERRIDE;
  84     virtual bool perform() SAL_OVERRIDE;
  85     virtual bool isActive() const SAL_OVERRIDE;
  86     virtual void dequeued() SAL_OVERRIDE;
  87     virtual void end() SAL_OVERRIDE;
  88
  89 private:
  90     class WakeupEvent;
  91
  92     explicit RehearseTimingsActivity( const SlideShowContext& rContext );
  93
  94     void paint( ::cppcanvas::CanvasSharedPtr const & canvas ) const;
  95     void paintAllSprites() const;
  96
  97     class MouseHandler;
  98     friend class MouseHandler;
  99
 100     typedef ::std::vector<
 101         ::std::pair<UnoViewSharedPtr,
 102                     boost::shared_ptr<cppcanvas::CustomSprite> > > ViewsVecT;
 103
 104     template <typename func_type>
 105     void for_each_sprite( func_type const & func ) const
 106     {
 107         ViewsVecT::const_iterator iPos( maViews.begin() );
 108         const ViewsVecT::const_iterator iEnd( maViews.end() );
 109         for ( ; iPos != iEnd; ++iPos )
 110             func( iPos->second );
 111     }
 112
 113     ::basegfx::B2DRange calcSpriteRectangle(
 114         UnoViewSharedPtr const & rView ) const;
 115
 116     EventQueue&                     mrEventQueue;
 117     ScreenUpdater&                  mrScreenUpdater;
 118     EventMultiplexer&               mrEventMultiplexer;
 119     ActivitiesQueue&                mrActivitiesQueue;
 120     canvas::tools::ElapsedTime      maElapsedTime;
 121
 122     ViewsVecT                       maViews;
 123
 124     /// screen rect of sprite (in view coordinates!)
 125     ::basegfx::B2DRange             maSpriteRectangle;
 126
 127     vcl::Font                       maFont;
 128     boost::shared_ptr<WakeupEvent>  mpWakeUpEvent;
 129     boost::shared_ptr<MouseHandler> mpMouseHandler;
 130     ::basegfx::B2IVector            maSpriteSizePixel;
 131     sal_Int32                       mnYOffset;
 132     bool                            mbActive;
 133     bool                            mbDrawPressed;
 134 };
 135
 136 } // namespace internal
 137 } // namespace presentation
 138
 139 #endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_REHEARSETIMINGSACTIVITY_HXX
 140
 141 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */