Patent ID: 8633906

Claim:
An operation control apparatus comprising: a detection unit configured to detect contact of an operation tool with a display surface of a display unit; a contact determination unit configured to determine a contact state of the operation tool with the display surface based at least in part on the detection result by the detection unit; a contact area recognition unit configured to recognize, when the contact determination unit determines that the operation tool is in contact with the display surface, a contact area on which the operation tool contacts the display surface; and an operation determination unit configured to determine, from a plurality of operation processing that are associated with an act of the operation tool in contact with the display surface, an operation processing to be executed, based at least in part on a size of the contact area recognized by the contact area recognition unit, the operation determination unit being configured to determine to execute scroll processing for scrolling a screen displayed on the display unit if the size of the contact area is less than a size threshold value and to determine to execute cursor movement processing for moving a cursor indicating a display position on the display unit if the size of the contact area is greater than the size threshold value.