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Closeup of a touchpad on an Acer CB5-311 laptop Closeup of a touchpad on a MacBook 2015 laptop. A touchpad or trackpad is a type of pointing device.Its largest component is a tactile sensor: an electronic device with a flat surface, that detects the motion and position of a user's fingers, and translates them to 2D motion, to control a pointer in a graphical user interface on a computer screen.
A very common application of gesture-enhanced single-touch technology is the pinch-to-zoom gesture, which allows the user to zoom in or out by moving two fingers farther apart or closer together while touching the display.
The mouse gesture for "back" in Opera – the user holds down the right mouse button, moves the mouse left, and releases the right mouse button.. In computing, a pointing device gesture or mouse gesture (or simply gesture) is a way of combining pointing device or finger movements and clicks that the software recognizes as a specific computer event and responds to accordingly.
In computing, multi-touch is technology which enables a touchpad or touchscreen to recognize more than one [7] [8] or more than two [9] points of contact with the surface. Apple popularized the term "multi-touch" in 2007 with which it implemented additional functionality, such as pinch to zoom or to activate certain subroutines attached to predefined gestures.
It introduces solid-state Force Touch trackpad technology to desktop Macs, as well as a rechargeable Li-ion battery, charged via a Lightning connector. It is available as an add-on with the purchase of any desktop Mac, or as a standalone purchase. Recent versions of macOS and iPadOS include full support for the second-generation Magic Trackpad ...
A touch user interface (TUI) is a computer-pointing technology based upon the sense of touch ().Whereas a graphical user interface (GUI) relies upon the sense of sight, a TUI enables not only the sense of touch to innervate and activate computer-based functions, it also allows the user, particularly those with visual impairments, an added level of interaction based upon tactile or Braille input.
Leap Motion, Inc. (formerly OcuSpec Inc.) [1] [2] was an American company, active from 2010 to 2019, that manufactured and marketed a computer hardware sensor device. The device supports hand and finger motions as input, analogous to a mouse, but requires no hand contact or touching.
In the United States, the "beckoning finger" or the "beckoning palm" are the most common gestures implying beckoning. Both are accomplished by up-turning the palm, and extending and retracting either one or two fingers while keeping the rest clenched in a fist or by extending and retracting all of the fingers, all while keeping the palm upturned.