}))

          for pointNum in [0, 2, 3]

            @setAdjuster(@uri+'/p'+pointNum, adj = new AdjustableFloatObject({

              graph: @graph

              subj: worldPts[pointNum].uri

              pred: @graph.Uri(':time')

              ctx: @graph.Uri(@song)

              getTargetPosForValue: (value) => $V([@zoomInX(value), 600])

              getValueForPos: (pos) =>

                origin = @graph.floatValue(@uri, U(':originTime'))

                (@zoomInX.invert(pos.e(1)) - origin)

              getSuggestedTargetOffset: () => $V([0, -80])

            }))

            adj._getValue = (=>

              # note: don't use originTime from the closure- we need the

              # graph dependency

              adj._currentValue + @graph.floatValue(@uri, U(':originTime'))

              )

            console.log(adj)

      screenPos = (pt) =>

        $V([@zoomInX(pt.e(1)), @offsetTop + (1 - pt.e(2)) * @offsetHeight])

    catch e

      log("during resize of #{@uri}: #{@e}")

Polymer

  is: "light9-timeline-adjusters"

  properties:

    adjs: { type: Object, notify: true }, # adjId: Adjustable

    dia: { type: Object }

  ready: ->

    @adjs = {}

  setAdjuster: (adjId, adjustable) ->

    # callers register/unregister the Adjustables they want us

    # to make adjuster elements for. Caller invents adjId.

    adjustable.id = adjId

    if not @adjs[adjId] or not adjustable?

      @adjs[adjId] = adjustable

      @debounce('adjsChanged', @adjsChanged.bind(@), 1)

  adjsChanged: ->

    added = removed = 0