US Patent 9317199 Setting a display position of a pointer

A control apparatus includes: an operation reception unit receiving a reference setting operation, and a position designation operation after the reference setting operation, that are input by a user touching an input unit provided on a display surface of a display unit; a reference position setting unit setting a reference position at a position shifted toward a periphery of the input unit from the position of the reference setting operation on the input unit; and a display control unit setting, depending on the reference position and the position of the position designation operation, a display position of a pointer for selecting a position on the display unit.