Managing navigational chart presentation
First Claim
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1. A method for managing presentation of a navigational chart on a touchscreen display device, the method comprising:
- receiving an input of an unrestricted shape at any location on a surface of the touchscreen display device while the navigational chart is presented;
identifying, using a processor unit connected to the touchscreen display device, a number of portions of the navigational chart corresponding to the surface on which the input was received, wherein identifying comprises;
determining a touchscreen display device coordinate of the input, and combining the touchscreen display device coordinate of the input with coordinates on the navigational chart presented, at the location corresponding to the input received, and further wherein the number of portions comprise input that does not create a route; and
presenting a number of graphical indications on the navigational chart in association with each of the number of portions identified by the processor unit, wherein the graphical indications comprise a translucent overlay over the navigational chart, further wherein the overlay comprises a graphical indication for every location receiving the input.
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Abstract
In one advantageous embodiment, a method for managing presentation of a navigational chart on a touchscreen display device is presented. A user input is received on a surface of the touchscreen display device on which the navigational chart is presented. A number of portions of the navigational chart corresponding to the surface on which the user input was received are identified, using a processor unit connected to the touchscreen display device. A number of graphical indications are presented on the navigational chart in association with each of the number of portions identified by the processor unit.
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Citations
20 Claims
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1. A method for managing presentation of a navigational chart on a touchscreen display device, the method comprising:
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receiving an input of an unrestricted shape at any location on a surface of the touchscreen display device while the navigational chart is presented; identifying, using a processor unit connected to the touchscreen display device, a number of portions of the navigational chart corresponding to the surface on which the input was received, wherein identifying comprises;
determining a touchscreen display device coordinate of the input, and combining the touchscreen display device coordinate of the input with coordinates on the navigational chart presented, at the location corresponding to the input received, and further wherein the number of portions comprise input that does not create a route; andpresenting a number of graphical indications on the navigational chart in association with each of the number of portions identified by the processor unit, wherein the graphical indications comprise a translucent overlay over the navigational chart, further wherein the overlay comprises a graphical indication for every location receiving the input. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 20)
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13. A computer program product comprising:
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a computer usable non-transitory storage medium including computer usable program code for managing presentation of a navigational chart on a touchscreen display device, the computer program product including instructions adapted to cause a computer to perform steps comprising; receiving an input of an unrestricted shape at any location on a surface of the touchscreen display device while the navigational chart is presented; identifying, using a processor unit connected to the touchscreen display device, a number of portions of the navigational chart corresponding to the surface on which the input was received, wherein identifying comprises;
determining a touchscreen display device coordinate of the input, and combining the touchscreen display device coordinate of the input with coordinates on the navigational chart presented, at the location corresponding to the input received, and further wherein the number of portions comprise;
input that does not create a route; andpresenting a number of graphical indications on the navigational chart in association with each of the number of portions identified by the processor unit, wherein the graphical indications comprise an overlay over the navigational chart, further wherein the overlay comprises;
a graphical indication for every location receiving the input. - View Dependent Claims (14, 15, 16)
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17. An apparatus comprising:
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a touchscreen display device; and a processor unit in communication with the touchscreen display device, wherein the processor unit is configured to; receive an input of an unrestricted shape at any location on a surface of the touchscreen display device on which a navigational chart is presented; identify, using a processor unit connected to the touchscreen display device, a number of portions of the navigational chart corresponding to the surface on which the input was received, wherein identifying comprises;
determining a touchscreen display device coordinate of the input, and combining the touchscreen display device coordinate of the input with coordinates on the navigational chart presented, at the location corresponding to the input received, and further wherein the number of portions comprise;
input that does not create a route; andpresent a number of graphical indications on the navigational chart in association with each of the number of portions identified by the processor unit, wherein the graphical indications comprise an overlay over the navigational chart, further wherein the overlay comprises;
a graphical indication for every location receiving the input. - View Dependent Claims (18, 19)
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Specification