private void HandleScrollingState()
{
// Update current touch point.
bool touchPositionChanged = UpdateCurrentTouchpoint();
if (touchInfo.touchUp || !(touchInfo.isTouching)) // Gesture ends.
{
Gesture scrollEnd = new Gesture();
scrollEnd.type = Type.SCROLL_END;
UpdateGesture(ref scrollEnd);
GestureList.Add(scrollEnd);
if (SwipeDetected()) // Gesture ends with a swipe.
{
Gesture swipe = new Gesture();
swipe.type = Type.SWIPE;
UpdateGesture(ref swipe);
// Set the displacement of swipe to zero.
swipe.displacement = Vector2.zero;
GestureList.Add(swipe);
if (Verbose)
{
Debug.Log("A swipe gesture is detected.");
}
}
Reset();
if (Verbose)
{
Debug.Log("Gesture detection ends");
}
}
else if (touchPositionChanged) // User continues scrolling and there is
// a change in touch position.
{
Gesture scrollUpdate = new Gesture();
scrollUpdate.type = Type.SCROLL_UPDATE;
UpdateGesture(ref scrollUpdate);
GestureList.Add(scrollUpdate);
}
}
private void AddGesture()
{
var eyeGesture = new EyeGesture()
{
Steps = new ObservableCollection <EyeGestureStep>()
{
new EyeGestureStep()
}
};
if (GestureList != null)
{
GestureList.Add(eyeGesture);
}
else
{
GestureList = new ObservableCollection <EyeGesture>()
{
eyeGesture
}
};
EyeGesture = eyeGesture;
}
private void HandleDetectingState()
{
// user lifts up finger from touch pad.
if (touchInfo.touchUp || !(touchInfo.isTouching))
{
Reset();
return;
}
// Touch position is changed and the touch point moves outside of slop.
if (UpdateCurrentTouchpoint() && touchInfo.isTouching &&
!InSlop(touchInfo.touchPoint.position))
{
state = State.SCROLLING;
Gesture gesture = new Gesture();
gesture.type = Type.SCROLL_START;
UpdateGesture(ref gesture);
GestureList.Add(gesture);
if (Verbose)
{
Debug.Log("Gesture detection starts");
}
}
}