US Patent 7218329 Drawing tool and drawing method

A drawing tool for drawing pattern parts with held attributes is provided. It draws pattern parts, based only on a desired pattern part being selected from a pattern part window, and the pattern part passing, along a route in which the pattern part moves with dragged onto a drawing canvas, through a desired attribute display region of attribute palettes for displaying its attributes given with respect to the pattern part, so that the attribute can be selected and set by the pattern part only passing, along the route in which an attribute of the pattern part drawn on the drawing canvas is dragged and dropped onto the drawing canvas, through the attribute display region for displaying the desired attribute; therefore, drawings can be performed by minimal operation.