When a user touches positions on a touch panel display unit which correspond to a plurality of characteristic points of a user's desired figure, the user moves the touched positions in accordance with a shape of the figure and leaves his or her touches from the touched positions and touches an additional touch position, characteristic conditions of different figures (a circle, parallel lines, an equilateral triangle, a triangle, a square, a rectangle, a quadrangle, a straight line, a concentric circle, an ellipse, etc.) are determined in accordance with the touched positions, a locus of the movement of the touched positions and the additional touch position and a type of the figure and a drawing-position thereof are determined.