Patent US 9,448,712

Described are devices, methods and storage media for receiving an input and issuing at least one scroll call or gesture call based on a determination whether the input consists of a single input point that moves a distance across the display or consists of a plurality of input points on the display. A scroll call, for example, causes scrolling of a window in a vertical or horizontal direction at a fixed or varying speed. A gesture call, for example, initiates various operations such as scaling of a window, rotating a window, etc.