private void Update()
{
// Left Click -- pick up the piece
if (Input.GetMouseButtonDown(0)) //Left Click
{
Debug.Log("Left Click clicked");
if (!PlayerMovesAllowed)
{
return;
}
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
Vector3 hitLoc;
//Find piece clicked
if (Physics.Raycast(ray, out hit, 1000.0f, WhatIsDraggable))
{
Debug.Log("Piece hit");
//Debug.Log("Object clicked: " + hit.transform.parent.gameObject.name.ToString());
hitLoc = hit.point;
clickedObject = hit.transform.parent.gameObject;
IDragAndDropComponent = clickedObject.GetComponent <IDragAndDrop>();
if (IDragAndDropComponent != null)
{
IDragAndDropComponent.Select();
}
}
else
{
Debug.Log("nothing hit");
ResetClickedObject();
return;
}
}
// Left Click Drag -- drag the piece around
if (Input.GetMouseButton(0))
{
if (clickedObject != null)
{
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
Debug.DrawRay(Input.mousePosition, ray.direction, Color.red, 0.5f);
if (Physics.Raycast(ray, out hit, 100.0f, WhatIsBoard))
{
if (IDragAndDropComponent != null)
{
IDragAndDropComponent.Drag(hit.point);
}
}
}
}
// Left Click Release -- put the piece down
if (Input.GetMouseButtonUp(0))
{
if (clickedObject != null)
{
if (IDragAndDropComponent != null)
{
IDragAndDropComponent.Drop();
}
}
ResetClickedObject();
}
}
private void ResetClickedObject()
{
clickedObject = null;
PreviousTileLoc = Vector3.zero;
IDragAndDropComponent = null;
}
