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# File ../lib/fox/core.rb, line 102
    def initialize(*args)

      if args.length == 0

        initialize4(0, 0, 0, 0)

      elsif args.length == 2

        if args[0].kind_of?(FXPoint) && args[1].kind_of?(FXSize)

          p = args[0]

          s = args[1]

          initialize4(p.x, p.y, s.w, s.h)

        else

          topleft = args[0]

          bottomright = args[1]

          initialize4(topleft.x, topleft.y, bottomright.x-topleft.x+1, bottomright.y-topleft.y+1)

        end

      else

        xx, yy, ww, hh = args[0], args[1], args[2], args[3]

        initialize4(xx, yy, ww, hh)

      end

    end