nl_tokens: snapshot the local context for subsequent dispatch
pl_tokens: function start ( ) { d3_behavior_dragEvent = event ; d3_behavior_dragEventTarget = d3 . <mask> . target ; d3_behavior_dragTarget = this ; d3_behavior_dragArguments = arguments ; d3_behavior_dragOrigin = d3_behavior_dragPoint ( ) ; if ( origin ) { d3_behavior_dragOffset = origin . apply ( d3_behavior_dragTarget , d3_behavior_dragArguments ) ; d3_behavior_dragOffset = [ d3_behavior_dragOffset . x - d3_behavior_dragOrigin [ 0 ] , d3_behavior_dragOffset . y - d3_behavior_dragOrigin [ 1 ] ] ; } else { d3_behavior_dragOffset = [ 0 , 0 ] ; } d3_behavior_dragMoved = 0 ; }