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Pinch and zoom operates when the user touches the interactive screen with two fingers thus utilizing the function of the centre mouse roller for Windows XP, Vista and 7. In September 2011 visualplanet's multi-touch function was launched offering Windows 7 gesture support and a software development kit. [6]
Microsoft provides the free Microsoft Surface 2.0 Software Development Kit (SDK) for developers to create NUI touch applications for devices with PixelSense and Windows 7 touch PCs. Applications for PixelSense can be written in Windows Presentation Foundation or XNA .
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.
A touchscreen (or touch screen) is a type of display that can detect touch input from a user. It consists of both an input device (a touch panel) and an output device (a visual display). The touch panel is typically layered on the top of the electronic visual display of a device.
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.
Virtual touch screen technology can also be applied to turn non-touch displays into interactive, touch-capable surfaces using a Kinect sensor in combination with a projector. [14] This type of application allows virtual touch technology to enhance personal display usage as well as better communication and presentation of data to be used in ...
In computing, hardware overlay, a type of video overlay, provides a method of rendering an image to a display screen with a dedicated memory buffer inside computer video hardware. The technique aims to improve the display of a fast-moving video image — such as a computer game , a DVD , or the signal from a TV card .
The touch user interfaces popular on small mobile devices are an overlay of the visual output to the visual input. User interface (UI) design or user interface engineering is the design of user interfaces for machines and software , such as computers , home appliances , mobile devices , and other electronic devices , with the focus on ...
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