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:
Action—Represents the type of manipulation and can have one of the three following values:
Down—Indicates that the user has made contact with the screen.
Move—Indicates that the touch point has changed position. ...