# File tk/lib/tkextlib/blt/graph.rb, line 46
    def extents(item)
      num_or_str(tk_send_without_enc('extents', item))
    end

# File tk/lib/tkextlib/blt/graph.rb, line 54
    def inside(x, y)
      bool(tk_send_without_enc('inside', x, y))
    end

# File tk/lib/tkextlib/blt/graph.rb, line 50
    def invtransform(x, y)
      list(tk_send_without_enc('invtransform', x, y))
    end

# File tk/lib/tkextlib/blt/graph.rb, line 58
    def snap(output, keys={})
      tk_send_without_enc('snap', *(hash_kv(keys, false) + output))
      self
    end

# File tk/lib/tkextlib/blt/graph.rb, line 63
    def transform(x, y)
      list(tk_send_without_enc('transform', x, y))
    end