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_CBLeapMotionCircleGesture

Define the callback called on a Circle gesture.

Prototype :

fun [ObjLeapMotion fun [ObjLeapMotion u0 I I I F F F] u1 u0] ObjLeapMotion

• ObjLeapMotion : a Leapmotion Scol object


• fun [ObjLeapMotion u0 I I I F F F] u1 : the callback. The supplemental arguments are :
  • I : state, 1 start, 2 progress, 3 end
  • I : hand
  • I : finger or tool id
  • F : direction 1.0 for clockwise, -1.0 for counterclockwise
  • F : radius
  • F : progress, number of circles


• u0 : an user parameter

Return : ObjLeapMotion the same Scol object or NIL if an error occurs.

See also :

Example :

Note :