private static void UpdateGestures(bool stateChanged)
{
int num1 = 0;
foreach (TouchLocation touchLocation in TouchPanel._gestureState)
{
num1 += touchLocation.State != TouchLocationState.Released ? 1 : 0;
}
if (num1 > 1)
{
TouchPanel._tapDisabled = true;
TouchPanel._holdDisabled = true;
}
foreach (TouchLocation touch in TouchPanel._gestureState)
{
switch (touch.State)
{
case TouchLocationState.Moved:
case TouchLocationState.Pressed:
if (touch.State != TouchLocationState.Pressed || !TouchPanel.ProcessDoubleTap(touch))
{
if (TouchPanel.GestureIsEnabled(GestureType.Pinch) && num1 > 1)
{
if (TouchPanel._pinchTouch[0].State == TouchLocationState.Invalid || TouchPanel._pinchTouch[0].Id == touch.Id)
{
TouchPanel._pinchTouch[0] = touch;
break;
}
else if (TouchPanel._pinchTouch[1].State == TouchLocationState.Invalid || TouchPanel._pinchTouch[1].Id == touch.Id)
{
TouchPanel._pinchTouch[1] = touch;
break;
}
else
{
break;
}
}
else
{
float num2 = Vector2.Distance(touch.Position, touch.PressPosition);
if (TouchPanel._dragGestureStarted == GestureType.None && (double)num2 < 35.0)
{
TouchPanel.ProcessHold(touch);
break;
}
else if (stateChanged)
{
TouchPanel.ProcessDrag(touch);
break;
}
else
{
break;
}
}
}
else
{
break;
}
case TouchLocationState.Released:
if (stateChanged)
{
if (TouchPanel._pinchGestureStarted && (touch.Id == TouchPanel._pinchTouch[0].Id || touch.Id == TouchPanel._pinchTouch[1].Id))
{
if (TouchPanel.GestureIsEnabled(GestureType.PinchComplete))
{
TouchPanel.GestureList.Enqueue(new GestureSample(GestureType.PinchComplete, touch.Timestamp, Vector2.Zero, Vector2.Zero, Vector2.Zero, Vector2.Zero));
}
TouchPanel._pinchGestureStarted = false;
TouchPanel._pinchTouch[0] = TouchLocation.Invalid;
TouchPanel._pinchTouch[1] = TouchLocation.Invalid;
break;
}
else if (num1 == 0)
{
if ((double)Vector2.Distance(touch.Position, touch.PressPosition) > 35.0 && (double)touch.Velocity.Length() > 100.0 && TouchPanel.GestureIsEnabled(GestureType.Flick))
{
TouchPanel.GestureList.Enqueue(new GestureSample(GestureType.Flick, touch.Timestamp, Vector2.Zero, Vector2.Zero, touch.Velocity, Vector2.Zero));
TouchPanel._dragGestureStarted = GestureType.None;
break;
}
else if (TouchPanel._dragGestureStarted != GestureType.None)
{
if (TouchPanel.GestureIsEnabled(GestureType.DragComplete))
{
TouchPanel.GestureList.Enqueue(new GestureSample(GestureType.DragComplete, touch.Timestamp, Vector2.Zero, Vector2.Zero, Vector2.Zero, Vector2.Zero));
}
TouchPanel._dragGestureStarted = GestureType.None;
break;
}
else
{
TouchPanel.ProcessTap(touch);
break;
}
}
else
{
break;
}
}
else
{
break;
}
}
}
if (!stateChanged)
{
return;
}
if (TouchPanel.GestureIsEnabled(GestureType.Pinch) && TouchPanel._pinchTouch[0].State != TouchLocationState.Invalid && TouchPanel._pinchTouch[1].State != TouchLocationState.Invalid)
{
TouchPanel.ProcessPinch(TouchPanel._pinchTouch);
}
else
{
TouchPanel._pinchGestureStarted = false;
TouchPanel._pinchTouch[0] = TouchLocation.Invalid;
TouchPanel._pinchTouch[1] = TouchLocation.Invalid;
}
if (num1 != 0)
{
return;
}
TouchPanel._tapDisabled = false;
TouchPanel._holdDisabled = false;
TouchPanel._dragGestureStarted = GestureType.None;
}
