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#ifndef SD_SLIDESORTER_VIEW_VIEW_CACHE_CONTEXT_HXX
#define SD_SLIDESORTER_VIEW_VIEW_CACHE_CONTEXT_HXX

#include "cache/SlsCacheContext.hxx"
#include "model/SlsSharedPageDescriptor.hxx"

namespace sd { namespace slidesorter { namespace model {
class SlideSorterModel;
} } }

namespace sd { namespace slidesorter {
class SlideSorter;
} }

namespace sd { namespace slidesorter { namespace view {

/** The cache context for the SlideSorter as used by Draw and Impress.  See
    the base class for documentation of the individual methods.
*/
class ViewCacheContext : public cache::CacheContext
{
public:
    ViewCacheContext (SlideSorter& rSlideSorter);
    virtual ~ViewCacheContext (void);
    virtual void NotifyPreviewCreation (cache::CacheKey aKey, const Bitmap& rPreview);
    virtual bool IsIdle (void);
    virtual bool IsVisible (cache::CacheKey aKey);
    virtual const SdrPage* GetPage (cache::CacheKey aKey);
    virtual ::boost::shared_ptr<std::vector<cache::CacheKey> > GetEntryList (bool bVisible);
    virtual sal_Int32 GetPriority (cache::CacheKey aKey);
    virtual ::com::sun::star::uno::Reference<com::sun::star::uno::XInterface> GetModel (void);
    
private:
    model::SlideSorterModel& mrModel;
    SlideSorter& mrSlideSorter;

    model::SharedPageDescriptor GetDescriptor (cache::CacheKey aKey);
};


} } } // end of namespace ::sd::slidesorter::view

#endif

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