Public Function OnGetNextRaster( _
    ByVal Time As IAgDate, _
    ByVal NextTime As IAgDate, _
    ByVal Context As IAgStkGraphicsPluginRasterStreamContext _
) As Boolean

public bool OnGetNextRaster(
    IAgDate Time,
    IAgDate NextTime,
    IAgStkGraphicsPluginRasterStreamContext Context
);

public: bool OnGetNextRaster(
    IAgDate ^ Time,
    IAgDate ^ NextTime,
    IAgStkGraphicsPluginRasterStreamContext ^ Context
);

public: HRESULT OnGetNextRaster(
    IAgDate * Time,
    IAgDate * NextTime,
    IAgStkGraphicsPluginRasterStreamContext * Context,
    VARIANT_BOOL * pRetVal
);

public bool onGetNextRaster(
    IAgDate Time,
    IAgDate NextTime,
    IAgStkGraphicsPluginRasterStreamContext Context
);