public void OnEndDrag(PointerEventData eventData)
{
if (Tower && allowPlacement)
{
// set object to white (default colours) when it is dropped
Renderer[] rend = Tower.GetComponentsInChildren <Renderer>();
foreach (Renderer r in rend)
{
r.material.SetColor("_BaseColor", Color.white);
}
// once the tower is placed, set the towerObject of the tile (used to decide whether or not towers can connect)
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out RaycastHit hit))
{
// recalculate these variables as the click is released or sometimes on the rare occasion,
// the tower is placed on one square, but appears to be on another
Vector3 clickInWorldspace = hit.collider.gameObject.transform.position;
Vector3 clickInTilespace = new Vector3(Mathf.RoundToInt(clickInWorldspace.x), 0.0f, Mathf.RoundToInt(clickInWorldspace.z)); // this line is effectively the same as the one above, but when you remove it, conveyors break about 15% of the time.
Tower.transform.position = clickInTilespace;
Tile t = Tile.Vector3ToTile(clickInTilespace);
t.SetTower(Tower);
if (Tower.TryGetComponent <Tower>(out Tower towerClassInstance))
{
towerClassInstance.OnPlaced(t, moneyCost, ironCost);
//t.isWalkable = false; // tile can no longer be walked on since there has been a tower placed on it
}
if (Tower.TryGetComponent <Conveyors.ConveyorManager>(out Conveyors.ConveyorManager conveyorClassInstance))
{
conveyorClassInstance.OnPlaced(moneyCost, ironCost);
}
if (!developerMode)
{
PlayerResources.AddMoney(-moneyCost);
PlayerResources.AddIron(-ironCost);
}
}
Tower = null;
}
if (Tower && !allowPlacement)
{
Destroy(Tower);
}
}
private void Update()
{
if (PlayerResources.GetPlayerHealth() < 1)
{
mainCamera.transform.position = new Vector3(0.0f, 300.0f, 0.0f); //Sets the position and rotation of the camera to be away from the map.
mainCamera.transform.rotation = Quaternion.Euler(0.0f, 0.0f, 0.0f);
gameCanvas.enabled = false; //Changes canvas being used.
gameOverCanvas.enabled = true;
string minutes = ((int)(timeSurvived / 60)).ToString();
string seconds = ((int)(timeSurvived % 60)).ToString();
scoreText.text = "You lasted " + minutes + " minutes, " + seconds + " seconds";
gameOver = true;
}
else
{
timeSurvived += Time.deltaTime; //Game is not over, so update the timeSurvived timer.
}
}
public void AttackPlayer()
{
PlayerResources.AddLives(-1);
playerReference.LostHealth();
}
public void EnemyDeath()
{
Destroy(this.gameObject);
PlayerResources.AddMoney(1);
}
public void OnDrag(PointerEventData eventData)
{
//dont do anything until the player has dragged their cursor onto the map - do not place towers through the UI
if (EventSystem.current.IsPointerOverGameObject())
{
if (Tower) //
{ // player can cancel placing a tower by dragging it back onto the UI
Destroy(Tower); //
readyToPlace = true; //
} //
return;
}
// on the first frame that the player has dragged their cursor onto the map, create the object
if (readyToPlace)
{
Tower = Instantiate(prefab, Vector3.zero, Quaternion.identity);
readyToPlace = false;
}
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out RaycastHit hit))
{
// convert cursor position into worldspace and tilespace
Vector3 clickInWorldspace = hit.collider.gameObject.transform.position;
Vector3 clickInTilespace = new Vector3(Mathf.RoundToInt(clickInWorldspace.x), 0.0f, Mathf.RoundToInt(clickInWorldspace.z));
// postion the tower under the cursor
Tower.transform.position = clickInTilespace;
allowPlacement = false;
// if tower is walkable, change model colour to green
if (isPlacableWithOrthogonal(clickInTilespace))
{
if (developerMode || // if dev mode turned on, place tower OR
(PlayerResources.GetMoney() >= moneyCost && PlayerResources.GetIron() >= ironCost)) // of player can afford it, place tower
{
Renderer[] rend = Tower.GetComponentsInChildren <Renderer>();
foreach (Renderer r in rend)
{
r.material.SetColor("_BaseColor", Color.green);
}
allowPlacement = true;
}
// if player can not afford tower, show as red, and do not allow placement when click released
else
{
Renderer[] rend = Tower.GetComponentsInChildren <Renderer>();
foreach (Renderer r in rend)
{
r.material.SetColor("_BaseColor", Color.red);
}
}
}
// if tower is NOT walkable, change model colour to red
else
{
Renderer[] rend = Tower.GetComponentsInChildren <Renderer>();
foreach (Renderer r in rend)
{
r.material.SetColor("_BaseColor", Color.red);
}
allowPlacement = false;
}
if (Tile.Vector3ToTile(clickInTilespace).towerObject != null)
{
Renderer[] rend = Tower.GetComponentsInChildren <Renderer>();
foreach (Renderer r in rend)
{
r.material.SetColor("_BaseColor", Color.red);
}
allowPlacement = false;
//Debug.LogWarning("Player attempted to place a tower ontop of another tower. cancelling placement");
}
}
}
