Touch method, system and touch device based on electronic whiteboard device

Abstract

The invention discloses a touch control method, system and touch device based on electronic whiteboard equipment. The touch control method includes detecting whether there is a touch pen in the touch area of ​​the touch screen for touch operation; judging whether the touch width of the touch pen satisfies the first predetermined Setting conditions; if the touch width of the touch pen meets the first preset condition, record the touch track of the touch pen, and send the touch data to the operating system; otherwise, judge whether the touch width of the touch pen meets the second preset condition; if If the touch width of the touch pen satisfies the second preset condition, it is judged whether the touch operation of the touch pen satisfies the third preset condition; if the touch operation of the touch pen meets the third preset condition, the Display virtual keys. Through the touch method, virtual keys can be called out conveniently, avoiding the user from walking back and forth in front of the electronic whiteboard, and at the same time avoiding misoperation of calling out the virtual keys.

Description

technical field [0001] The present invention relates to the field of smart whiteboards, more specifically, a touch control method, system and touch device based on electronic whiteboard equipment. Background technique [0002] The current large screen of the Android electronic whiteboard is troublesome to switch between multiple applications. Since the size of the large screen of the electronic whiteboard is generally above 75 inches, the placement of all the buttons that control the return of the application or the home page is a big problem. If the user stands on the large screen The left side of the screen, and these buttons are not on the left side of the screen, the user needs to move to the appropriate position to press the button. Cause excessive operation and misoperation, such as the method of long pressing the screen with one finger to call out the button, if the place itself can trigger the application when pressed with one finger, it will cause wrong operation, t...

AI Technical Summary

Problems solved by technology

[0002] The current large screen of the Android electronic whiteboard is troublesome to switch between multiple applications. Since the size of the large screen of the electronic whiteboard is generally above 75 inches, the placement of all the buttons that control the return of the application or the home page is a big problem. If the user stands on the large screen The left side of the screen, and these buttons are not on the left side of the screen, the user needs to move to the appropriate position to press the button. Cause excessive operation and misoperation, such as the method of long pressing the screen with one finger to call out the button, if the place itself can trigger the application when pressed with one finger, it will cause wrong operation, the method of long pressing the screen with multiple fingers to call up the button , under the electronic whiteboard that supports multi-point writing, there is a conflict with writing

Images