slideshow/source/inc/slide.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
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  19
  20 #ifndef INCLUDED_SLIDESHOW_SOURCE_INC_SLIDE_HXX
  21 #define INCLUDED_SLIDESHOW_SOURCE_INC_SLIDE_HXX
  22
  23 #include "shapemanager.hxx"
  24 #include "subsettableshapemanager.hxx"
  25 #include "unoviewcontainer.hxx"
  26 #include "slidebitmap.hxx"
  27 #include "shapemaps.hxx"
  28
  29 #include <memory>
  30
  31 namespace com {  namespace sun { namespace star {
  32     namespace drawing {
  33         class XDrawPage;
  34         class XDrawPagesSupplier;
  35     }
  36     namespace uno {
  37         class XComponentContext;
  38     }
  39     namespace animations {
  40         class XAnimationNode;
  41 } } } }
  42
  43 namespace basegfx
  44 {
  45     class B2IVector;
  46 }
  47
  48 /* Definition of Slide interface */
  49
  50 namespace slideshow
  51 {
  52     namespace internal
  53     {
  54         class RGBColor;
  55         class ScreenUpdater;
  56         typedef ::std::vector< ::cppcanvas::PolyPolygonSharedPtr> PolyPolygonVector;
  57         class Slide
  58         {
  59         public:
  60             // Showing
  61
  62
  63             /** Prepares to show slide.
  64
  65                 Call this method to reduce the timeout show(), and
  66                 getInitialSlideBitmap() need to complete. If
  67                 prefetch() is not called explicitly, the named
  68                 methods will call it implicitly.
  69              */
  70             virtual void prefetch() = 0;
  71
  72             /** Shows the slide on all registered views
  73
  74                 After this call, the slide will render itself to the
  75                 views, and start its animations.
  76
  77                 @param bSlideBackgoundPainted
  78                 When true, the initial slide content on the background
  79                 layer is already rendered (e.g. from a previous slide
  80                 transition). When false, Slide renders initial content of
  81                 slide.
  82              */
  83             virtual void show( bool bSlideBackgoundPainted ) = 0;
  84
  85             /** Force-ends the slide
  86
  87                 After this call, the slide has stopped all animations,
  88                 and ceased rendering/visualization on all views.
  89              */
  90             virtual void hide() = 0;
  91
  92
  93             // Queries
  94
  95
  96             /** Query the size of this slide in user coordinates
  97
  98                 This value is retrieved from the XDrawPage properties.
  99              */
 100             virtual basegfx::B2IVector getSlideSize() const = 0;
 101
 102             /// Gets the underlying API page
 103             virtual css::uno::Reference< css::drawing::XDrawPage > getXDrawPage() const = 0;
 104
 105             /// Gets the animation node.
 106             virtual css::uno::Reference< css::animations::XAnimationNode > getXAnimationNode() const = 0;
 107
 108             ///Gets the slide Polygons
 109             virtual PolyPolygonVector getPolygons() = 0;
 110
 111             ///Draw the slide Polygons
 112             virtual void drawPolygons() const = 0;
 113
 114             ///Check if paint overlay is already active
 115             virtual bool isPaintOverlayActive() const = 0;
 116
 117             virtual void enablePaintOverlay() = 0;
 118             virtual void disablePaintOverlay() = 0;
 119
 120             virtual void update_settings( bool bUserPaintEnabled, RGBColor const& aUserPaintColor, double dUserPaintStrokeWidth ) = 0;
 121
 122             // Slide bitmaps
 123
 124
 125             /** Request bitmap for current slide appearance.
 126
 127                 The bitmap returned by this method depends on the
 128                 current state of the slide and the contained
 129                 animations. A newly generated slide will return the
 130                 initial slide content here (e.g. with all 'appear'
 131                 effect shapes invisible), a slide whose effects are
 132                 currently running will return a bitmap corresponding
 133                 to the current position on the animation timeline, and
 134                 a slide whose effects have all been run will generate
 135                 a bitmap with the final slide appearance (e.g. with
 136                 all 'hide' effect shapes invisible).
 137
 138                 @param rView
 139                 View to retrieve bitmap for (note that the bitmap will
 140                 have device-pixel equivalence to the content that
 141                 would have been rendered onto the given view). Note
 142                 that the view must have been added to this slide
 143                 before via viewAdded().
 144              */
 145             virtual SlideBitmapSharedPtr
 146                 getCurrentSlideBitmap( const UnoViewSharedPtr& rView ) const = 0;
 147
 148         protected:
 149             ~Slide() {}
 150         };
 151
 152         typedef ::std::shared_ptr< Slide > SlideSharedPtr;
 153
 154         class EventQueue;
 155         class CursorManager;
 156         class EventMultiplexer;
 157         class ActivitiesQueue;
 158         class UserEventQueue;
 159         class RGBColor;
 160
 161         /** Construct from XDrawPage
 162
 163             The Slide object generally works in XDrawPage model
 164             coordinates, that is, the page will have the width and
 165             height as specified in the XDrawPage's property
 166             set. The top, left corner of the page will be rendered
 167             at (0,0) in the given canvas' view coordinate system.
 168
 169             Does not render anything initially
 170
 171             @param xDrawPage
 172             Page to display on this slide
 173
 174             @param xRootNode
 175             Root of the SMIL animation tree. Used to animate the slide.
 176
 177             @param rEventQueue
 178             EventQueue. Used to post events.
 179
 180             @param rActivitiesQueue
 181             ActivitiesQueue. Used to run animations.
 182
 183             @param rEventMultiplexer
 184             Event source
 185
 186             @param rUserEventQueue
 187             UserEeventQueue
 188         */
 189         SlideSharedPtr createSlide( const css::uno::Reference< css::drawing::XDrawPage >&          xDrawPage,
 190                                     const css::uno::Reference< css::drawing::XDrawPagesSupplier >& xDrawPages,
 191                                     const css::uno::Reference< css::animations::XAnimationNode >&  xRootNode,
 192                                     EventQueue&                                         rEventQueue,
 193                                     EventMultiplexer&                                   rEventMultiplexer,
 194                                     ScreenUpdater&                                      rScreenUpdater,
 195                                     ActivitiesQueue&                                    rActivitiesQueue,
 196                                     UserEventQueue&                                     rUserEventQueue,
 197                                     CursorManager&                                      rCursorManager,
 198                                     const UnoViewContainer&                             rViewContainer,
 199                                     const css::uno::Reference< css::uno::XComponentContext >&      xContext,
 200                                     const ShapeEventListenerMap&                        rShapeListenerMap,
 201                                     const ShapeCursorMap&                               rShapeCursorMap,
 202                                     const PolyPolygonVector&                            rPolyPolygonVector,
 203                                     RGBColor const&                                     aUserPaintColor,
 204                                     double                                              dUserPaintStrokeWidth,
 205                                     bool                                                bUserPaintEnabled,
 206                                     bool                                                bIntrinsicAnimationsAllowed,
 207                                     bool                                                bDisableAnimationZOrder );
 208     }
 209 }
 210
 211 #endif // INCLUDED_SLIDESHOW_SOURCE_INC_SLIDE_HXX
 212
 213 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */