Patent ID: 7730400
Filing Date: 2010-06-01
Classification: G06F

Abstract:
1. A display unit with a touch panel, which displays a graphics drawn using the touch panel, the display unit comprising: a touch point locus detecting unit that detects a locus of continuous movement of a touch point that indicates a position of a touch made by an object on the touch panel; a graphics identifying unit that identifies a graphics of the locus detected by the touch point locus detecting unit; a graphics display unit that displays the locus detected by the touch point locus detecting unit on a display screen, erases the displayed locus after the graphics identifying unit ends the identification of the graphics, and displays the graphics obtained as a result of the identification on the display screen; and a suspended touch detecting unit that detects that the touch is suspended when the touch point remains at rest at one spot for at least a predetermined time period without touch release during detection of the locus by the touch point locus detecting unit, wherein the graphics display unit displays again the displayed locus that has been erased once when the suspended touch detection unit detects that the touch is suspended and then a dragging operation is performed on the touch panel without detouching from the touch panel after the displayed locus has been erased; and the graphics identifying unit identifies the graphics of the locus detected by the touch point locus detecting unit, when the suspended touch detecting unit detects that the touch is suspended.