Patent ID: 8365074
Filing Date: 2013-01-29
Classification: G06F

Abstract:
1. A computer-implemented user-interface method comprising: outputting, for display on a screen of an electronic device, a portion of a large-scale graphical space; generating and outputting, for display on the screen, a navigation control that includes a ring-shaped graphical entity and a knob graphical entity positioned at a point on the ring-shaped graphical entity, wherein the knob graphical entity is fixed in space relative to the ring-shaped graphical entity; and receiving, from a user, a zooming user input to the navigation control, and in response, providing zooming in the graphical space, wherein the zooming user input comprises the user selecting the knob graphical entity and tracing a shape of the ring-shaped graphical entity with the knob graphical entity in either a first direction to zoom in to the graphical space or in a second direction to zoom out of the graphical space, wherein tracing the shape of the ring-shaped graphical entity rotates the ring-shaped graphical entity.