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Windows® Phone 8 Unleashed by Daniel Vaughan

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Touch and TouchPoint Classes

The low-level interface for touch is the TouchPoint class. Unlike mouse events, the TouchPoint class is designed exclusively for touch without a pointing device in mind. A TouchPoint instance represents a finger touching the screen.

TouchPoint has four read-only properties, described in the following list:

Image ActionRepresents the type of manipulation and can have one of the three following values:

Image DownIndicates that the user has made contact with the screen.

MoveIndicates that the touch point has changed position. ...

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