INFORMATION DISPLAY DEVICE
First Claim
Patent Images
1. An information display device, comprising:
- a display part for displaying an image;
a touch panel provided in front of the display part for detecting a drag operation;
a function execution unit for executing a predetermined function according to the drag operation;
a touched-point number determination unit for determining a number of touched points in the drag operation detected by the touch panel; and
a function control unit for changing a control parameter of the predetermined function to be executed by the function execution unit according to the number of touched points determined by the touched-point number determination unit.
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Abstract
In an information display device, a touch panel is provided in front of a display part and detects a drag operation. A function execution unit executes a predetermined function according to the drag operation. A touched-point number determination unit determines the number of touched points in the drag operation detected by the touch panel. A function control unit changes a control parameter of the predetermined function to be executed by the function execution unit according to the number of touched points determined by the touched-point number determination unit.
16 Citations
20 Claims
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1. An information display device, comprising:
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a display part for displaying an image; a touch panel provided in front of the display part for detecting a drag operation; a function execution unit for executing a predetermined function according to the drag operation; a touched-point number determination unit for determining a number of touched points in the drag operation detected by the touch panel; and a function control unit for changing a control parameter of the predetermined function to be executed by the function execution unit according to the number of touched points determined by the touched-point number determination unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of performing a predetermined function by an information display device in response to a drag operation on a touch panel of the information display device, said method comprising:
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determining a number of touched points in the drag operation as detected by the touch panel; and executing the predetermined function differently depending on the determined number of touched points. - View Dependent Claims (15, 16, 17, 18, 19)
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20. A computer-readable medium containing a program for causing, when executed by a central processing unit of an information display device computer, the central processing unit to execute, in response to a drag operation on a touch panel of the information display device, a predetermined function differently depending on a number of touched points in said drag operation.
Specification