Create a new TouchEvent instance. It is created from an existing browser event.
The source device of the touch events.
The original browser TouchEvent.
A list of touches that have changed since the last event.
The target DOM element that the event was fired from.
The original browser TouchEvent.
A list of all touches currently in contact with the device.
A Event corresponding to touchstart, touchend, touchmove or touchcancel. TouchEvent wraps the standard browser DOM event and provides lists of Touch objects.