void Update()
{
if (Input.GetMouseButtonDown(0))
{
startPoint = Input.mousePosition;
}
else if (Input.GetMouseButtonUp(0))
{
if (!dragStarted && !longTapped)
{
TapDetect();
return;
}
if (dragStarted)
{
draggable.OnDragEnded(Input.mousePosition);
draggable = null;
dragStarted = false;
}
if (longTapped)
{
longTapAbleSelected = null;
longTapped = false;
}
}
else if (Input.GetMouseButton(0))
{
if (dragStarted)
{
if (Math.Abs(Input.GetAxis("Mouse X")) > 0f || Math.Abs(Input.GetAxis("Mouse Y")) > 0f)
{
draggable.OnDragMoved(Input.mousePosition);
}
return;
}
if (longTapped)
{
return;
}
Vector2 diff = startPoint - (Vector2)Input.mousePosition;
if (diff.magnitude >= minLengthToStart)
{
StartDrag();
}
else
{
longTapTimer += Time.deltaTime;
if (longTapTimer >= detectionTime)
{
LongTapDetect();
longTapTimer = 0;
}
}
}
}
void StartDrag()
{
int hits = Physics2D.RaycastNonAlloc(Camera.main.ScreenToWorldPoint(startPoint),
Vector2.zero, results, Mathf.Infinity, draggableFilter);
if (hits == 0)
{
return;
}
Debug.Log($"# Input # StartDrag on {results[hits - 1].transform.gameObject.name}");
draggable = results[hits - 1].transform.gameObject.GetComponent <DragArrowMaker>();
draggable?.OnDragStarted(Input.mousePosition);
dragStarted = true;
}
