OPERATION DEVICE, OPERATION METHOD, PROGRAM, RECORDING MEDIUM, AND INTEGRATED CIRCUIT

摘要

Disclosed is an operation device (200) provided with: an operation information acquisition unit (204) for acquiring from an input device (203) operation information indicating user operation details input to first and second input units (201, 202); an operation amount calculation unit (205) for calculating a user operation amount for the first and second input units (201, 202) by using the operation information acquired by the operation information acquisition unit (204); and an operation region change unit (215) for changing the size of corresponding first and second operation regions (301, 302) in such a way that the areas of first and second operation regions (301, 302) increase in proportion to the operation amount calculated by the operation amount calculation unit (205).