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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
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 * KIND, either express or implied.  See the License for the
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#ifndef INCLUDED_SLIDESHOW_SLIDE_HXX
#define INCLUDED_SLIDESHOW_SLIDE_HXX

#include "shapemanager.hxx"
#include "subsettableshapemanager.hxx"
#include "unoviewcontainer.hxx"
#include "slidebitmap.hxx"
#include "shapemaps.hxx"

#include <boost/shared_ptr.hpp>

namespace com {  namespace sun { namespace star {
    namespace drawing {
        class XDrawPage;
        class XDrawPagesSupplier;
    }
    namespace uno { 
        class XComponentContext;
    }
    namespace animations {
        class XAnimationNode;
} } } }

namespace basegfx
{
    class B2IVector;
}

/* Definition of Slide interface */

namespace slideshow
{
    namespace internal
    {
        class RGBColor;
        class ScreenUpdater;
        typedef ::std::vector< ::cppcanvas::PolyPolygonSharedPtr> PolyPolygonVector;    
        class Slide
        {
        public:
            // Showing
            // -------------------------------------------------------------------

            /** Prepares to show slide.

            	Call this method to reduce the timeout show(), and
            	getInitialSlideBitmap() need to complete. If
            	prefetch() is not called explicitely, the named
            	methods will call it implicitely.
             */
            virtual bool prefetch() = 0;

            /** Shows the slide on all registered views

                After this call, the slide will render itself to the
                views, and start its animations.

                @param bSlideBackgoundPainted
                When true, the initial slide content on the background
                layer is already rendered (e.g. from a previous slide
                transition). When false, Slide renders initial content of
                slide.
             */
            virtual bool show( bool bSlideBackgoundPainted ) = 0;

            /** Force-ends the slide

                After this call, the slide has stopped all animations,
                and ceased rendering/visualization on all views.
             */
            virtual void hide() = 0;


            // Queries
            // -------------------------------------------------------------------

            /** Query the size of this slide in user coordinates

                This value is retrieved from the XDrawPage properties.
             */
            virtual basegfx::B2IVector getSlideSize() const = 0; 

            /// Gets the underlying API page
            virtual ::com::sun::star::uno::Reference<
                ::com::sun::star::drawing::XDrawPage > getXDrawPage() const = 0;
            
            /// Gets the animation node.
            virtual ::com::sun::star::uno::Reference< 
                ::com::sun::star::animations::XAnimationNode > getXAnimationNode() const = 0;

            ///Gets the slide Polygons
            virtual PolyPolygonVector getPolygons() = 0;
            	
            ///Draw the slide Polygons
            virtual void drawPolygons() const = 0;
            	
            ///Check if paint overlay is already active
            virtual bool isPaintOverlayActive() const = 0;
            
			virtual void enablePaintOverlay() = 0;
			virtual void disablePaintOverlay() = 0;

			virtual void update_settings( bool bUserPaintEnabled, RGBColor const& aUserPaintColor, double dUserPaintStrokeWidth ) = 0;

            // Slide bitmaps
            // -------------------------------------------------------------------

            /** Request bitmap for current slide appearance.

            	The bitmap returned by this method depends on the
            	current state of the slide and the contained
            	animations. A newly generated slide will return the
            	initial slide content here (e.g. with all 'appear'
            	effect shapes invisible), a slide whose effects are
            	currently running will return a bitmap corresponding
            	to the current position on the animation timeline, and
            	a slide whose effects have all been run will generate
            	a bitmap with the final slide appearance (e.g. with
            	all 'hide' effect shapes invisible).

            	@param rView
                View to retrieve bitmap for (note that the bitmap will
                have device-pixel equivalence to the content that
                would have been rendered onto the given view). Note
                that the view must have been added to this slide
                before via viewAdded().
             */
            virtual SlideBitmapSharedPtr 
                getCurrentSlideBitmap( const UnoViewSharedPtr& rView ) const = 0;
        };

        typedef ::boost::shared_ptr< Slide > SlideSharedPtr;

        class EventQueue;
        class CursorManager;
        class EventMultiplexer;
        class ActivitiesQueue;
        class UserEventQueue;
        class RGBColor;
    
        /** Construct from XDrawPage

            The Slide object generally works in XDrawPage model
            coordinates, that is, the page will have the width and
            height as specified in the XDrawPage's property
            set. The top, left corner of the page will be rendered
            at (0,0) in the given canvas' view coordinate system.
                
            Does not render anything initially

            @param xDrawPage
            Page to display on this slide

            @param xRootNode
            Root of the SMIL animation tree. Used to animate the slide.

            @param rEventQueue
            EventQueue. Used to post events.

            @param rActivitiesQueue
            ActivitiesQueue. Used to run animations.

            @param rEventMultiplexer
            Event source

            @param rUserEventQueue
            UserEeventQueue
        */
        SlideSharedPtr createSlide( const ::com::sun::star::uno::Reference< 
                                       ::com::sun::star::drawing::XDrawPage >& 		    xDrawPage,
                                   const ::com::sun::star::uno::Reference<
                                       ::com::sun::star::drawing::XDrawPagesSupplier >& xDrawPages,
                                    const ::com::sun::star::uno::Reference<
                                       ::com::sun::star::animations::XAnimationNode >&  xRootNode,
                                    EventQueue&									        rEventQueue,
                                    EventMultiplexer&								    rEventMultiplexer,
                                    ScreenUpdater&                                      rScreenUpdater,
                                    ActivitiesQueue&								    rActivitiesQueue,
                                    UserEventQueue&									    rUserEventQueue,
                                    CursorManager&                                      rCursorManager,
                                    const UnoViewContainer&                             rViewContainer,
                                    const ::com::sun::star::uno::Reference< 
                                       ::com::sun::star::uno::XComponentContext >&      xContext,
                                    const ShapeEventListenerMap&                        rShapeListenerMap,
                                    const ShapeCursorMap&                               rShapeCursorMap,
                                    const PolyPolygonVector&                            rPolyPolygonVector,
                                    RGBColor const&                                     aUserPaintColor,
                                    double                                              dUserPaintStrokeWidth,
                                    bool                                                bUserPaintEnabled,
                                    bool                                                bIntrinsicAnimationsAllowed,
                                    bool                                                bDisableAnimationZOrder );
    }
}

#endif /* INCLUDED_SLIDESHOW_SLIDE_HXX */