accumulation.hxx

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#ifndef INCLUDED_SLIDESHOW_SOURCE_ENGINE_ACTIVITIES_ACCUMULATION_HXX
#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_ACTIVITIES_ACCUMULATION_HXX
 
#include <sal/types.h>
#include <rtl/ustring.hxx>
 
 
namespace slideshow::internal
    {
        template< typename ValueType > ValueType accumulate( const ValueType&   rEndValue,
                                                             sal_uInt32         nRepeatCount,
                                                             const ValueType&   rCurrValue )
        {
            return nRepeatCount*rEndValue + rCurrValue;
        }
 
        template<> sal_Int16 accumulate< sal_Int16 >( const sal_Int16&,
                                                      sal_uInt32,
                                                      const sal_Int16&  rCurrValue )
        {
            // always return rCurrValue, it's forbidden to add enums/constant values...
            return rCurrValue;
        }
 
        template<> OUString accumulate< OUString >( const OUString&,
                                                                  sal_uInt32,
                                                                  const OUString&    rCurrValue )
        {
            // always return rCurrValue, it's impossible to add strings...
            return rCurrValue;
        }
 
        template<> bool accumulate< bool >( const bool&,
                                            sal_uInt32,
                                            const bool&     bCurrValue )
        {
            // always return bCurrValue, SMIL spec requires to ignore
            // cumulative behaviour for bools.
            return bCurrValue;
        }
 
}
 
#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_ACTIVITIES_ACCUMULATION_HXX
 
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