//Remove everything from screen (READY SCREEN)
public void clearScreen()
{
helpScreen.SetActive(false);
CancelInvoke(); //To not spawn UFO
player.GetComponent <PlayerCollision>().cancelRespawn(); //Not respawn player accidentally
player.SetActive(false);
BigUFO.SetActive(false);
SmallUFO.SetActive(false);
BigAsteroids.inactiveAll();
MedAsteroids.inactiveAll();
SmallAsteroids.inactiveAll();
}
//Where the asteroids and UFO plays in Main Menu
public void startDemo()
{
player.SetActive(false);
BigUFO.SetActive(false);
SmallUFO.SetActive(false);
spawnAsteroids(); //Spawn 4 asteroids
MedAsteroids.inactiveAll();
SmallAsteroids.inactiveAll();
Invoke("spawnUFO", 15f); //Spawn UFO each 15 seconds
}
//Gameplay screen
public void startGameplay()
{
player.SetActive(true);
player.transform.position = new Vector3(0f, 0f); //Set player to the center of the screen
BigUFO.SetActive(false);
SmallUFO.SetActive(false);
spawnAsteroids(); //Spawn 4 asteroids at begining
MedAsteroids.inactiveAll();
SmallAsteroids.inactiveAll();
Invoke("spawnUFO", 15f);
}
//Spawn a new UFO on Screen
public void spawnUFO()
{
//IF it's not active on stage
if (!SmallUFO.activeInHierarchy && !BigUFO.activeInHierarchy)
{
//random numbers
sbyte rnd = 0;
sbyte side = (sbyte)(Random.Range(-5, 5) < 0 ? 1 : -1); // Can be -1 or 1
//If Score lower than 40,000 , show both UFO's, if score is Higher than 40,000 , show only the small ones
if (Score.score < 40000)
{
rnd = (sbyte)Random.Range(-5, 5);
}
else
{
rnd = 5; // positive number to spawn only Small UFO's
}
if (rnd <= 0)
{
BigUFO.SetActive(true);
float randY = Random.Range(-Boundaries.halfY, Boundaries.halfY); //Random Y position to spawn
BigUFO.transform.position = new Vector3(Boundaries.halfX * side, randY); // From the left or the right ?
BigUFO.GetComponent <UFOBehaviour>().direction = (sbyte)(side * -1); // where it spawns, define direction to go
}
else
{
SmallUFO.SetActive(true);
float randY = Random.Range(-Boundaries.halfY, Boundaries.halfY); //Random Y position to spawn
SmallUFO.transform.position = new Vector3(Boundaries.halfX * side, randY); // From the left or the right ?
SmallUFO.GetComponent <UFOBehaviour>().direction = (sbyte)(side * -1); // where it spawns, define direction to go
}
Invoke("spawnUFO", 15f); // Respawn the next in 15seconds
}
else
{
Invoke("spawnUFO", 5f); //If have some active on Stage, try again in 5 seconds
}
}