dispatch touch event

MainActivity.kt

override fun dispatchTouchEvent(motionEvent: MotionEvent): Boolean {
    ...
    try {
        ...
        val pointerInputEvent =
                motionEventAdapter.convertToPointerInputEvent(motionEvent)
        if (pointerInputEvent != null) {
            pointerInputEventProcessor.process(pointerInputEvent)
        } else {
            pointerInputEventProcessor.processCancel()
            ProcessResult(
                dispatchedToAPointerInputModifier = false,
                anyMovementConsumed = false
            )
        }

        if (processResult.anyMovementConsumed) {
            parent.requestDisallowInterceptTouchEvent(true)
        }

        return processResult.dispatchedToAPointerInputModifier
    } finally {
        ...
    }
}