//Select a unit or deselect all units
public void SelectUnit()
{
RaycastHit hit;
//Cast a ray
if (Physics.Raycast(cam.ScreenPointToRay(Input.mousePosition), out hit, Mathf.Infinity, mask) && hit.point != target.position)
{
string hitMask = LayerMask.LayerToName(hit.transform.gameObject.layer);
//if ground is hit, deselect all units
if (hitMask == "Ground")
{
SelectAll(false);
selectedAI.Clear();
//Otherwise select the unit that was clicked on
}
else if (hitMask == "Unit")
{
SelectAll(false);
selectedAI.Clear();
AIWithPathfinding ai = hit.transform.GetComponent <AIWithPathfinding>();
//ai.target = target;
ai.selected = true;
selectedAI.Add(ai);
SelectAll(true);
print("Object selected");
}
}
}
/**
* Regular update
*/
void Update()
{
//Start drawing selection box on left mouse down
if (Input.GetMouseButtonDown(0))
{
settingPatrol = false;
//settingAttackMove = false;
start_box = Input.mousePosition;
drawBox = true;
}
//If user presses "s", top the current movement
if (Input.GetKey(KeyCode.S))
{
settingPatrol = false;
//settingAttackMove = false;
StopAll();
}
if (Input.GetKey(KeyCode.H))
{
settingPatrol = false;
//settingAttackMove = false;
HoldPositionAll();
}
if (Input.GetKey(KeyCode.P))
{
settingPatrol = true;
//settingAttackMove = false;
}
/*if(Input.GetKey (KeyCode.A))
* {
* settingAttackMove = true;
* settingPatrol = false;
* }*/
//Keep drawing selection box on left mouse down
if (Input.GetMouseButton(0))
{
end_box = Input.mousePosition;
makeBox();
//printy(GUIUtility.ScreenToGUIPoint(Input.mousePosition));
//print(boundbox);
}
//On mouse button up, select all unts within the box
if (Input.GetMouseButtonUp(0))
{
//Disable box
drawBox = false;
//Get end box corner
end_box = Input.mousePosition;
//Create box
makeBox();
//Iterate through all selectable objects and check which ones are in the box
GameObject[] csel = GameObject.FindGameObjectsWithTag("Selectable");
for (int i = 0; i < csel.Length; i++)
{
//Convert object position to screen coordinated
Vector3 objectlocation = Camera.main.WorldToScreenPoint(new Vector3(csel[i].transform.position.x, csel[i].transform.position.y, csel[i].transform.position.z));
//If the object falls inside the screen box set its state to selected so we can use it later
if (boundbox != null && boundbox.Contains(objectlocation))
{
//csel[i].SendMessage("setisSelected", true);
AIWithPathfinding ai = csel[i].GetComponent <AIWithPathfinding>();
//ai.target = target;
selectedAI.Add(ai);
}
SelectAll(true);
}
}
}
