/// <summary>
/// Spawns a coin object.
/// </summary>
/// <returns>The coin handler instance</returns>
private CoinUIObject SpawnCoin()
{
GameObject coinObj = GameObject.Instantiate <GameObject>(m_coinPrefab);
CoinUIObject coin = coinObj.AddComponentNoDupe <CoinUIObject>();
m_coins.Add(coin);
return(coin);
}
/// <summary>
/// Notifies that a coin has been collected ("collect" animation finished).
/// </summary>
/// <param name="coin">The coin.</param>
public void NotifyCoinCollected(CoinUIObject coin)
{
// Remove the coin from the list and delete it
m_coins.Remove(coin);
coin.Delete();
// If all coins have been collected, end the animation
if (m_coins.Count == 0)
{
m_state = CoinAnimState.IDLE;
}
}
/// <summary>
/// Starts the actual "win coins" animation.
/// </summary>
private void SpawnCoins()
{
UICamera uiCam = Locator.GetUIManager().UICamera;
// Spawn coins from the top edge of the screen
float leftEdge = uiCam.TopLeftWorld.x;
float rightEdge = uiCam.TopRightWorld.x;
float bottomEdge = uiCam.ScreenMinWorld.y;
// Add an offset to the top edge to spawn coins outside screen view
float spawnPosY = uiCam.ScreenMaxWorld.y + m_spawnOffsetFromTopEdge;
// Max speed of coins depends on screen orientation
float maxSpeed = uiCam.IsLandscape ? m_maxSpeed_landscape : m_maxSpeed_portrait;
#if UNITY_EDITOR
// Screen orientation does not apply to the Editor, so just use max speed for landscape
maxSpeed = m_maxSpeed_landscape;
#endif
// Spawn a number of coins equal to the specified coin amount
// (assuming 1 coin object = 1 coin value)
for (int coinNo = 0; coinNo < m_coinAmount; ++coinNo)
{
// Randomize start position from top edge of screen
float spawnPosX = Random.Range(leftEdge, rightEdge);
Vector3 spawnPos = new Vector3(spawnPosX, spawnPosY, COIN_POS_Z);
// Limit the angle of movement from spawn to target position
float targetPosMinX = Mathf.Max(leftEdge, spawnPosX - m_maxTargetPosOffset);
float targetPosMaxX = Mathf.Min(rightEdge, spawnPosX + m_maxTargetPosOffset);
// Randomize move direction, generally downward toward the bottom screen edge
float targetPosX = Random.Range(targetPosMinX, targetPosMaxX);
Vector3 targetPos = new Vector3(targetPosX, bottomEdge, COIN_POS_Z);
Vector3 moveDir = Vector3.Normalize(targetPos - spawnPos);
// Randomize initial move and rotation speeds
float speed = Random.Range(m_minSpeed, maxSpeed);
float rotSpeed = Random.Range(m_minRotSpeed, m_maxRotSpeed);
// Spawn and initialize coin object
CoinUIObject coin = SpawnCoin();
coin.transform.position = spawnPos;
coin.transform.parent = this.transform;
coin.Initialize(this, speed, rotSpeed, moveDir, m_deceleration);
}
// Play win coins sound
Locator.GetSoundManager().PlayOneShot(SoundInfo.SFXID.WinCoins);
}
