private void UpdateTowerPlacement()
{
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
if (Physics.Raycast(ray, out hit))
{
if (hit.collider.GetComponent <GridSlot> () == null)
{
DeselectGrid();
return;
}
if (hit.collider.GetComponent <GridSlot> ().GridSlotFilled)
{
DeselectGrid();
return;
}
gridSlotSelector.transform.position = hit.collider.transform.position + new Vector3(0, 0.5f, 0);
if (Input.GetMouseButtonDown(0))
{
GameObject tower = null;
switch (towerSelected)
{
case TOWERSELECTED.ARCH:
tower = Instantiate(archTower, hit.collider.transform.position, Quaternion.identity) as GameObject;
break;
case TOWERSELECTED.MACHINE:
tower = Instantiate(machineTower, hit.collider.transform.position, Quaternion.identity) as GameObject;
break;
case TOWERSELECTED.LASER:
tower = Instantiate(laserTower, hit.collider.transform.position, Quaternion.identity) as GameObject;
break;
}
if (tower == null)
{
return;
}
towerSelected = TOWERSELECTED.NONE;
gameManager.PlayerGold -= tower.GetComponent <Tower> ().goldCost;
hit.collider.GetComponent <GridSlot> ().GridSlotFilled = true;
DeselectGrid();
tower.transform.position += new Vector3(0, 1, 0);
}
}
}
private void OnGUI()
{
GUILayout.BeginArea(new Rect(Screen.width * 0.85f, Screen.height * 0.35f, 1000, 1000));
GUILayout.BeginVertical();
foreach (KeyValuePair <TOWERSELECTED, GameObject> kvp in towerButtons)
{
if (GUILayout.Button(kvp.Value.GetComponent <Tower> ().towerName + " (" + kvp.Value.GetComponent <Tower> ().goldCost + " gold)", GUILayout.Height(100), GUILayout.Width(200)))
{
if (gameManager.PlayerGold >= kvp.Value.GetComponent <Tower> ().goldCost)
{
towerSelected = kvp.Key;
}
else
{
towerSelected = TOWERSELECTED.NONE;
DeselectGrid();
}
}
}
GUILayout.EndVertical();
GUILayout.EndArea();
}
