private IncomingDots[] NewWave()
{
waveNumber++;
if (waveSpawnTimer <= 500)
{
waveSpawnTimer = 500 - (waveNumber);
if (waveSpawnTimer <= 300)
{
waveSpawnTimer = 300;
}
}
else
{
waveSpawnTimer -= (30 * waveNumber);
}
numEnemyDotsToSpawn = (int)(Math.Round
(Math.Sqrt(waveNumber + 1) * 10, 0, MidpointRounding.AwayFromZero));
IncomingDots[] enemyDotList = new IncomingDots[numEnemyDotsToSpawn];
enemyDotList = PopulateEnemyDotList(enemyDotList);
return(enemyDotList);
}
private IncomingDots[] PopulateEnemyDotList(IncomingDots[] enemyDotList)
{
Viewport view = graphics.GraphicsDevice.Viewport;
Vector2 screenCenter = new Vector2(view.Width/2f, view.Height);
for (int i = 0; i < numEnemyDotsToSpawn; i++)
{
enemyDotList[i].hasBeenPlaced = false;
enemyDotList[i].isAlive = false;
enemyDotList[i].velocity = 200+(waveNumber*3);
#region assign random enemy dot color
if (waveNumber <= 3)
enemyRandom = r.Next(9) + 1;
else
enemyRandom = r.Next(15)+1;
switch (enemyRandom)
{
case 1:
case 2:
case 3:
enemyDotList[i].color = IncomingDots.possibleColors.red;
break;
case 4:
case 5:
case 6:
enemyDotList[i].color = IncomingDots.possibleColors.blue;
break;
case 7:
case 8:
case 9:
enemyDotList[i].color = IncomingDots.possibleColors.yellow;
break;
case 10:
case 11:
enemyDotList[i].color = IncomingDots.possibleColors.purple;
break;
case 12:
case 13:
enemyDotList[i].color = IncomingDots.possibleColors.orange;
break;
case 14:
case 15:
enemyDotList[i].color = IncomingDots.possibleColors.green;
break;
default:
break;
}
#endregion
#region assign random X starting position on top of screen
enemyDotList[i].spawnCoordX = r.Next(640)+1;
enemyDotList[i].spawnCoordY = -(view.Height);
enemyDotList[i].spawnPosition.X = enemyDotList[i].spawnCoordX;
enemyDotList[i].spawnPosition.Y = enemyDotList[i].spawnCoordY;
enemyDotList[i].direction = screenCenter - enemyDotList[i].spawnPosition;
#endregion
}
return enemyDotList;
}
private bool CheckIfListDead(IncomingDots[] enemyDotList)
{
bool listDead = true;
foreach(IncomingDots incomingDot in enemyDotList)
{
if (incomingDot.hasBeenPlaced && incomingDot.isAlive)
listDead = false;
}
return listDead;
}
private IncomingDots[] NewWave()
{
waveNumber++;
if (waveSpawnTimer <= 500)
{
waveSpawnTimer = 500 - (waveNumber);
if (waveSpawnTimer <= 300)
waveSpawnTimer = 300;
}
else
waveSpawnTimer -= (30 * waveNumber);
numEnemyDotsToSpawn = (int)(Math.Round
(Math.Sqrt(waveNumber + 1) * 10, 0, MidpointRounding.AwayFromZero));
IncomingDots[] enemyDotList = new IncomingDots[numEnemyDotsToSpawn];
enemyDotList = PopulateEnemyDotList(enemyDotList);
return enemyDotList;
}
private void CheckCollision(IncomingDots[] enemyDotList, float timeDelta, Vector2 screenCenter)
{
for (int i = 0; i < enemyDotList.Length; i++)
{
if (enemyDotList[i].hasBeenPlaced && enemyDotList[i].isAlive)
{
enemyDotList[i].Update(timeDelta);
}
if (enemyDotList[i].isAlive)
{
if (enemyDotList[i].spawnPosition.Y >= 950)
{
enemyRandom = r.Next(6) + 1;
switch (enemyRandom)
{
case 1:
dotHitSound1.Play();
break;
case 2:
dotHitSound2.Play();
break;
case 3:
dotHitSound3.Play();
break;
case 4:
dotHitSound4.Play();
break;
case 5:
dotHitSound5.Play();
break;
case 6:
dotHitSound6.Play();
break;
}
enemyDotList[i].isAlive = false;
if (player.currentColor == Player.Colors.red && (enemyDotList[i].color == IncomingDots.possibleColors.red
|| enemyDotList[i].color == IncomingDots.possibleColors.orange
|| enemyDotList[i].color == IncomingDots.possibleColors.purple))
enemyDotList[i].isAlive = false;
else if (player.currentColor == Player.Colors.blue && (enemyDotList[i].color == IncomingDots.possibleColors.blue
|| enemyDotList[i].color == IncomingDots.possibleColors.green
|| enemyDotList[i].color == IncomingDots.possibleColors.purple))
enemyDotList[i].isAlive = false;
else if (player.currentColor == Player.Colors.yellow && (enemyDotList[i].color == IncomingDots.possibleColors.yellow
|| enemyDotList[i].color == IncomingDots.possibleColors.orange
|| enemyDotList[i].color == IncomingDots.possibleColors.green))
enemyDotList[i].isAlive = false;
else { player.isAlive = false; }
}
}
}
}
