Support for the Ruby 2.3 series has ended. See here for reference.
# File tk/lib/tkextlib/blt.rb, line 131 def active_legend tk_call_without_enc('Blt_ActiveLegend', @path) self end
# File tk/lib/tkextlib/blt.rb, line 147 def closest_point tk_call_without_enc('Blt_ClosestPoint', @path) self end
# File tk/lib/tkextlib/blt.rb, line 135 def crosshairs tk_call_without_enc('Blt_Crosshairs', @path) self end