A method for selecting items based on a vehicle-mounted touch screen and the vehicle-mounted touch screen

Abstract

The invention discloses a method for selecting items based on a vehicle-mounted touch screen and a vehicle-mounted touch screen. The method includes: S1: When the option selection control on the touch screen detects an external touch operation, determine the alternative option of the option selection control and the position of the driver's finger The initial touch position and its corresponding initial candidate items; S2: Detect the movement track of the driver's finger, and determine the focus option corresponding to the position of the finger during the movement; S3: When it is detected that the driver's finger leaves the touch screen, according to the The moving trajectory determines the position before the driver's finger leaves the touch screen as the final detachment position; S4: according to the initial touch position, the final detachment position and the movement trajectory, determine the final selection item of the option selection control. The invention enables the driver to choose one from a series of candidate items without staring at the touch screen for a long time, thereby reducing the risk of driving.

Description

technical field

[0001] The invention relates to the technical field of motor vehicles, in particular to a method for selecting items based on a vehicle-mounted touch screen and the vehicle-mounted touch screen. Background technique

[0002] When the driver often needs to perform selective operations in the process of driving the vehicle, choose one from multiple options, such as switching the air outlet mode and the chassis suspension mode. Historically, the cockpit of a motor vehicle has provided various physical controls, such as a set of buttons, and the driver can press one of many buttons to make a choice. When using the physical controls, the driver can find the controls with the touch of the hand without having to observe the controls too much with the eyes, operate them, and clearly know the result of the operation, confirming that the goal of the selected option has been achieved. However, these physical buttons have some disadvantages. For example, once they are i...

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