A method and device for switching writing, selecting, and erasing modes by using gestures
A gesture and mode technology, applied in the field of using gestures to switch writing, selection, and erasing modes, can solve the problems of fast switching of writing, selection, erasing, inconvenient use, cumbersome operation process, etc., to achieve rapid response and operation. Convenient, easy-to-use effects
Active Publication Date: 2022-05-17
HITEVISION CO LTD
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Problems solved by technology
In the editing process, writing, selecting, and erasing are three commonly used functions. At present, it is generally realized by clicking the button, that is, the user realizes the writing function by clicking the "writing" button, and realizes the selection function by clicking the "select" button , by clicking the "Erase" button to realize the erase function, the switch between these three functions can only be realized by clicking the corresponding function button, the operation process is cumbersome and inconvenient to use
[0003] With the popularization and application of smart terminals, touch gestures have been widely recognized and used by users due to their convenient operation and quick response. At present, the most commonly used touch gesture operations are generally operations such as selection and image zooming, which have not yet been resolved. Quick switching problem of three functions of writing, selecting and erasing
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[0035] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with specific embodiments and with reference to the accompanying drawings.
[0036] It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are to distinguish two entities with the same name but different parameters or parameters that are not the same, see "first" and "second" It is only for the convenience of expression, and should not be construed as a limitation on the embodiments of the present invention, which will not be described one by one in the subsequent embodiments.
[0037] The method and device for switching writing, selecting, and erasing modes by using gestures in the embodiments of the present invention are applied to touch input devices such as touch screens and electronic whiteboards. When editing data objects with editing so...
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The invention discloses a method and device for switching writing, selecting, and erasing modes by using gestures, including detecting multi-finger touch information input by a user; judging whether the single-finger writing judgment condition is met according to the multi-finger touch information, One of the two-finger selection judgment conditions and five-finger erasure judgment conditions, if it meets the single-finger writing judgment conditions, it will enter the writing operation mode; if it meets the two-finger selection judgment conditions, it will enter the selection operation mode; if it meets the five-finger erasing judgment conditions condition, enter the erasing operation mode; if any one of the three determination conditions is not met, repeat the steps of detecting the multi-finger touch information input by the user. The invention can realize fast switching of writing, selecting, and erasing functions, without operating function buttons for switching functions, and is convenient in operation, quick in response, and extremely convenient for users to use.
Description
technical field [0001] The present invention relates to the technical field of touch input software, in particular to a method and device for switching writing, selecting, and erasing modes by using gestures. Background technique [0002] Touch input devices such as touch screens and electronic whiteboards are more and more widely used in daily life. Various software with specific functions can be installed to realize editing functions of text, pictures, multimedia and other data in various formats. In the editing process, writing, selecting, and erasing are three commonly used functions. At present, it is generally realized by clicking the button, that is, the user realizes the writing function by clicking the "writing" button, and realizes the selection function by clicking the "select" button , by clicking the "Erase" button to realize the erase function, the switch between these three functions can only be realized by clicking the corresponding function button, the opera...
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IPC IPC(8): G06F3/04883G06F3/0484
CPCG06F3/04883G06F3/0484G06F2203/04808G06F3/0488
Inventor 李俊峰
Owner HITEVISION CO LTD