# File lib/rvg/misc.rb, line 320
                def render(x, y, text)
                    @ctx.gc.text(x, y, enquote(text))
                    tm = @ctx.shadow.get_type_metrics(text)
                    dx = case @ctx.text_attrs.text_anchor
                            when :start
                                 tm.width
                            when :middle
                                 tm.width / 2
                            when :end
                                 0
                          end
                    [dx, 0]
                end