     @plot_id = options.plot_id
     @plot_model = options.plot_model
     @plot_view = options.plot_view
+  addPolygon: (x,y) ->
+    @plot_view.ctx.fillRect(x,y,5,5)
 
 tojq = (d3selection) ->
   return $(d3selection[0][0])

      @plotview.renderers[renderer.id].fill_marks(marks)
    return null


window.overlay_render = 0
class ZoomToolView extends PlotWidget

    safebind(this, @mget_ref('ymapper'), 'change', @request_render)
    safebind(this, @mget_ref('data_source'), 'change', @request_render)


  fill_marks : (marks) ->
    return null
