void Update()
{
if (TouchStarted())
{
var pos = GetTouchPostion();
var hitInfo = Physics2D.Raycast(Camera.main.ScreenToWorldPoint(pos), Vector2.zero, 10f, LayerMask.GetMask(TARGET_LAYERMASK));
if (hitInfo)
{
var part = hitInfo.collider.gameObject.GetComponent <PartOfPlane>();
if (part != null)
{
touchedPart = part;
}
}
}
if (TouchFinished())
{
if (touchedPart != null)
{
touchedPart.Plane.PartRelease();
touchedPart = null;
}
}
if (touchedPart != null)
{
var newPos = Camera.main.ScreenToWorldPoint(GetTouchPostion());
if (touchedPart.Plane != null)
{
touchedPart.Plane.PartDragged(touchedPart, newPos);
}
}
}
public void PartDragged(PartOfPlane part, Vector3 draggedPos)
{
draggedPos.z = transform.position.z;
if (!isPartDrag)
{
draggingDelta = draggedPos - part.transform.position;
isPartDrag = true;
}
var dir = draggedPos - transform.position - draggingDelta;
float angle = Vector3.SignedAngle(part.transform.position - transform.position, dir, Vector3.forward);
rotationDelta = new Vector3(0, 0, angle);
}