Abstract: Disclosed is an interactive graphic apparatus for obtaining a desired formal drawing from a manuscript bearing rough drawings depicted thereon. In this apparatus, the operator can automatically draw onto a drawing paper put on a drawing table, on the basis of the positional information items of drawings on a manuscript disposed on a reading table and the functional information items inputted from a key board. The apparatus has particularly three component elements of digitizer, controlling device and plotter incorporated into an integral desk-like structure and various operational functions, whereby the interaction of the apparatus is improved.