   }
 
   @internal {
-    layout_location: [ p.Any ]
+    panel_side: [ p.Any ]
   }
 
   initialize: (attrs, options)->

    @add_dependencies('rule_coords', this, ['computed_bounds', 'side'])

    @define_computed_property('tick_coords', @_tick_coords, false)
    @add_dependencies('tick_coords', this, ['computed_bounds', 'layout_location'])

    @define_computed_property('ranges', @_ranges, true)
    @define_computed_property('normals', (() -> @panel._normals), true)

  _axis_label_extent: () ->
    extent = 0

    side = @mget('panel_side')
    axis_label = @mget('axis_label')
    orient = 'parallel'
    ctx = @plot_view.canvas_view.ctx
