protected override bool CanBegin(SwipeGesture gesture, FingerGestures.IFingerList touches)
{
if (!base.CanBegin(gesture, touches))
{
return(false);
}
if (touches.GetAverageDistanceFromStart() < 0.5f)
{
return(false);
}
// all touches must be moving
if (!touches.AllMoving())
{
return(false);
}
// if multiple touches, make sure they're all going in roughly the same direction
if (!touches.MovingInSameDirection(0.35f))
{
return(false);
}
return(true);
}
protected override bool CanBegin(DragGesture gesture, FingerGestures.IFingerList touches)
{
if (!base.CanBegin(gesture, touches))
{
return(false);
}
// must have moved beyond move tolerance threshold
if (touches.GetAverageDistanceFromStart() < ToPixels(MoveTolerance))
{
return(false);
}
// all touches must be moving
if (!touches.AllMoving())
{
return(false);
}
// if multiple touches, make sure they're all going in roughly the same direction
if (RequiredFingerCount >= 2 && ApplySameDirectionConstraint && !touches.MovingInSameDirection(0.35f))
{
return(false);
}
return(true);
}
protected override bool CanBegin(DragGesture gesture, FingerGestures.IFingerList touches)
{
if (!base.CanBegin(gesture, touches))
{
return(false);
}
//若是在Ui层上滑动，false
if (IsPointerOverUIObject())
{
return(false);
}
// must have moved beyond move tolerance threshold
if (touches.GetAverageDistanceFromStart() < ToPixels(MoveTolerance))
{
return(false);
}
// all touches must be moving
if (!touches.AllMoving())
{
return(false);
}
// if multiple touches, make sure they're all going in roughly the same direction
if (RequiredFingerCount >= 2 && ApplySameDirectionConstraint && !touches.MovingInSameDirection(0.35f))
{
return(false);
}
//判断allPages是否有isActive为true
foreach (var item in PageMgr.allPages.Values)
{
if (item.name == "UIParkPage" || item.name == "UIEntryPage" || item.name == "UIZooPage" || item.name == "UILoading" || item.name == "UIMapPage")
{
if (item.isActive() == true)
{
return(false);
}
}
}
return(true);
}
protected override GestureRecognitionState OnRecognize(DragGesture gesture, FingerGestures.IFingerList touches)
{
if (touches.Count != RequiredFingerCount)
{
// fingers were lifted off
if (touches.Count < RequiredFingerCount)
{
return(GestureRecognitionState.Ended);
}
return(GestureRecognitionState.Failed);
}
if (RequiredFingerCount >= 2 && ApplySameDirectionConstraint && touches.AllMoving() && !touches.MovingInSameDirection(0.35f))
{
return(GestureRecognitionState.Failed);
}
gesture.Position = touches.GetAveragePosition();
gesture.LastDelta = gesture.DeltaMove;
gesture.DeltaMove = gesture.Position - gesture.LastPos;
// if we are currently moving, or we were still moving last frame (allows listeners to detect when the finger is stationary when MoveDelta = 0)...
if (gesture.DeltaMove.sqrMagnitude > 0 || gesture.LastDelta.sqrMagnitude > 0)
{
gesture.LastPos = gesture.Position;
}
RaiseEvent(gesture);
return(GestureRecognitionState.InProgress);
}
protected override GestureRecognitionState OnRecognize(PinchRotateGesture gesture, FingerGestures.IFingerList touches)
{
if (touches.Count != RequiredFingerCount)
{
gesture.Delta = 0;
// fingers were lifted?
if (touches.Count < RequiredFingerCount)
{
return(GestureRecognitionState.Recognized);
}
// more fingers added, gesture failed
return(GestureRecognitionState.Failed);
}
FingerGestures.Finger finger0 = touches[0];
FingerGestures.Finger finger1 = touches[1];
gesture.Position = 0.5f * (finger0.Position + finger1.Position);
float curGap = Vector2.Distance(finger0.Position, finger1.Position);
// dont do anything if both fingers arent moving
if (!FingerGestures.AllFingersMoving(finger0, finger1)) // && curGap >= UnityEngine.Screen.width * 0.25f
{
return(GestureRecognitionState.InProgress);
}
float newDelta = FingerGestures.GetAdjustedPixelDistance(DeltaScale * (curGap - gesture.Gap));
gesture.Gap = curGap;
// if( Mathf.Abs( newDelta ) > 0.001f )
{
if (touches.AllMoving() && touches.MovingInSameDirection(0.35f))//&& curGap < UnityEngine.Screen.width*0.25f
{
EventMessageName = OnTwoFingerDrag;
//Debug.Log("OnTwoFingerDrag rec");
// skip without firing event
// return GestureRecognitionState.InProgress;// GestureRecognitionState.InProgress; //TODO: might want to make this configurable, so the recognizer can fail if fingers move in same direction
}
else if (touches.AllMoving() && FingersMovedInOppositeDirections(finger0, finger1))
{
EventMessageName = EventOnPinch;
// Debug.Log("EventOnPinch rec");
}
else
{
// Debug.Log("pinch rotate inProgress");
return(GestureRecognitionState.InProgress);
}
gesture.LastDelta = gesture.DeltaMove;
gesture.Delta = newDelta;
gesture.DeltaMove = gesture.Position - gesture.LastPos;
// if we are currently moving, or we were still moving last frame (allows listeners to detect when the finger is stationary when MoveDelta = 0)...
if (gesture.DeltaMove.sqrMagnitude > 0 || gesture.LastDelta.sqrMagnitude > 0)
{
gesture.LastPos = gesture.Position;
}
RaiseEvent(gesture);
}
return(GestureRecognitionState.InProgress);
}