nl_tokens: Halts a item at a given frame . The frame is provided as a percentage of the whole transition .
pl_tokens: function _haltItemAtFrame ( item , perc ) { item . mod . halt ( ) ; item . halted = true ; if ( item . startSpec && ( perc !== undefined ) ) { if ( ( item . startSpec . opacity !== undefined ) && ( item . endSpec . opacity !== undefined ) ) { item . mod . setOpacity ( _interpolate ( item . startSpec . opacity , item . endSpec . opacity , perc ) ) ; } if ( item . startSpec . transform && item . endSpec . transform ) { var transform = [ ] ; for ( var i = 0 ; i < item . startSpec . transform . length ; i ++ ) { transform . push ( _interpolate ( item . startSpec . <mask> [ i ] , item . endSpec . transform [ i ] , perc ) ) ; } item . mod . setTransform ( transform ) ; } } }