/// <summary>
/// Creates a new instance of an alien head
/// </summary>
/// <param name="content">A ContentManager to load resources with</param>
/// <param name="position">The position of the Dart ship in the game world</param>
public AlienHead(uint id, ContentManager content, Vector2 position)
: base(id)
{
this.position = position;
this.Score = 100;
phase = AlienPhase.Wait;
timer = 0;
spritesheet = content.Load<Texture2D>("Spritesheets/newshn.shp.000000");
spriteBounds[(int)AlienHeadPart.Face].X = 7;
spriteBounds[(int)AlienHeadPart.Face].Y = 56;
spriteBounds[(int)AlienHeadPart.Face].Width = 113;
spriteBounds[(int)AlienHeadPart.Face].Height = 94;
drawBounds[(int)AlienHeadPart.Face] = new Rectangle((int)position.X, (int)position.Y, spriteBounds[(int)AlienHeadPart.Face].Width, spriteBounds[(int)AlienHeadPart.Face].Height);
spriteBounds[(int)AlienHeadPart.Forehead].X = 24;
spriteBounds[(int)AlienHeadPart.Forehead].Y = 2;
spriteBounds[(int)AlienHeadPart.Forehead].Width = 72;
spriteBounds[(int)AlienHeadPart.Forehead].Height = 54;
drawBounds[(int)AlienHeadPart.Forehead] = new Rectangle((int)position.X + 18, (int)(position.Y - spriteBounds[(int)AlienHeadPart.Forehead].Height), spriteBounds[(int)AlienHeadPart.Forehead].Width, spriteBounds[(int)AlienHeadPart.Forehead].Height);
spriteBounds[(int)AlienHeadPart.FaceAnimation1].X = 0;
spriteBounds[(int)AlienHeadPart.FaceAnimation1].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation1].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation1].Height = 56;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].X = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].Height = 56;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].X = 96;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].Height = 56;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].X = 144;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].Height = 56;
//bounds for all of the face animations
drawBounds[(int)AlienHeadPart.FaceAnimation1] = new Rectangle((int)position.X + 41, (int)position.Y + 28, spriteBounds[(int)AlienHeadPart.FaceAnimation1].Width, spriteBounds[(int)AlienHeadPart.FaceAnimation1].Height);
//populating the list for the animation sequence
animationSequence = new List<AlienHeadAnimation>();
animationSequence.Add(AlienHeadAnimation.Stage1);
animationSequence.Add(AlienHeadAnimation.Stage2);
animationSequence.Add(AlienHeadAnimation.Stage3);
animationSequence.Add(AlienHeadAnimation.Stage4);
frame = -1;
//setting up the shield generators
generator1 = ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.ShieldGenerator, new Vector2(position.X + 70, position.Y + 100));
generator2 = ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.ShieldGenerator, new Vector2(position.X - 70, position.Y + 100));
//set up the turrets
turrets[0] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X - 150, position.Y + 80));
turrets[1] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X - 100, position.Y + 20));
turrets[2] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X + 100, position.Y + 20));
turrets[3] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X + 150, position.Y + 80));
//set up the claws
ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.LeftClaw, new Vector2(0, 250));
ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.RightClaw, new Vector2(0, 250));
}
/// <summary>
/// Updates the alien head
/// </summary>
/// <param name="elapsedTime">The in-game time between the previous and current frame</param>
public override void Update(float elapsedTime)
{
//get a new random number
int random = randomGen.Next(0, 100);
switch (phase)
{
case AlienPhase.Wait:
timer += elapsedTime;
if (timer >= 1)
{
timer = 0;
phase = AlienPhase.FirstPhase;
}
break;
case AlienPhase.FirstPhase:
if (generator1.Health <= 0 && generator2.Health <= 0)
{
phase = AlienPhase.SecondPhase;
}
if (random >= 1 && random <= 2)
{
ScrollingShooterGame.GameObjectManager.CreateProjectile(ProjectileType.Pincher, mouthPos);
}
break;
case AlienPhase.SecondPhase:
timer += elapsedTime;
if (timer >= 5)
{
phase = AlienPhase.Breathing;
breathingPhase = AlienBreathingPhase.BreatheIn;
timer = 0;
}
if (random >= 1 && random <= 3)
{
ScrollingShooterGame.GameObjectManager.CreateProjectile(ProjectileType.Pincher, mouthPos);
}
break;
case AlienPhase.Breathing:
timer += elapsedTime;
switch (breathingPhase)
{
case AlienBreathingPhase.BreatheIn:
if (timer >= .2)
{
timer = 0;
if (frame <= 2)
{
frame++;
}
else
{
breathingPhase = AlienBreathingPhase.Inhale;
}
}
break;
case AlienBreathingPhase.Inhale:
ScrollingShooterGame.Game.Player.MoveShip(mouthPos);
if (timer >= 3)
{
breathingPhase = AlienBreathingPhase.BreatheOut;
}
break;
case AlienBreathingPhase.BreatheOut:
if (timer >= .2)
{
timer = 0;
if (frame >= 1)
{
frame--;
}
else
{
phase = AlienPhase.Firing;
fired = 0;
timer = 1;
}
}
break;
}
break;
case AlienPhase.Firing:
timer += elapsedTime;
if (timer >= 1)
{
if (fired <= 5)
{
for (int i = 0; i < 20; i++)
{
ScrollingShooterGame.GameObjectManager.CreateProjectile(ProjectileType.GreenOrb, mouthPos);
}
fired++;
timer = 0;
}
else
{
frame = -1;
timer = 0;
for (int i = 0; i < turrets.Length; i++)
{
if (turrets[i].isDead())
{
turrets[i].ReviveTurret();
}
}
phase = AlienPhase.SecondPhase;
}
}
break;
}
/*
* }*/
/*
* // Sense the player's position
* PlayerShip player = ScrollingShooterGame.Game.player;
* Vector2 playerPosition = new Vector2(player.Bounds.Center.X, player.Bounds.Center.Y);
*
* // Get a vector from our position to the player's position
* Vector2 toPlayer = playerPosition - this.position;
*
* if (toPlayer.LengthSquared() < 40000)
* {
* // We sense the player's ship!
* // Get a normalized steering vector
* toPlayer.Normalize();
*
* // Steer towards them!
* //this.position += toPlayer * elapsedTime * 100;
*
* // Change the steering state to reflect our direction
* if (toPlayer.X < -0.5f) steeringState = DartSteeringState.Left;
* else if (toPlayer.X > 0.5f) steeringState = DartSteeringState.Right;
* else steeringState = DartSteeringState.Straight;
* }*/
}
/// <summary>
/// Updates the alien head
/// </summary>
/// <param name="elapsedTime">The in-game time between the previous and current frame</param>
public override void Update(float elapsedTime)
{
//get a new random number
int random = randomGen.Next(0, 100);
switch (phase)
{
case AlienPhase.Wait:
timer += elapsedTime;
if (timer >= 1)
{
timer = 0;
phase = AlienPhase.FirstPhase;
}
break;
case AlienPhase.FirstPhase:
if (generator1.Health <= 0 && generator2.Health <= 0)
phase = AlienPhase.SecondPhase;
if (random >= 1 && random <= 2)
ScrollingShooterGame.GameObjectManager.CreateProjectile(ProjectileType.Pincher, mouthPos);
break;
case AlienPhase.SecondPhase:
timer += elapsedTime;
if (timer >= 5)
{
phase = AlienPhase.Breathing;
breathingPhase = AlienBreathingPhase.BreatheIn;
timer = 0;
}
if (random >= 1 && random <= 3)
ScrollingShooterGame.GameObjectManager.CreateProjectile(ProjectileType.Pincher, mouthPos);
break;
case AlienPhase.Breathing:
timer += elapsedTime;
switch (breathingPhase)
{
case AlienBreathingPhase.BreatheIn:
if (timer >= .2)
{
timer = 0;
if (frame <= 2)
frame++;
else
breathingPhase = AlienBreathingPhase.Inhale;
}
break;
case AlienBreathingPhase.Inhale:
ScrollingShooterGame.Game.Player.MoveShip(mouthPos);
if(timer >= 3)
breathingPhase = AlienBreathingPhase.BreatheOut;
break;
case AlienBreathingPhase.BreatheOut:
if (timer >= .2)
{
timer = 0;
if (frame >= 1)
frame--;
else
{
phase = AlienPhase.Firing;
fired = 0;
timer = 1;
}
}
break;
}
break;
case AlienPhase.Firing:
timer += elapsedTime;
if (timer >= 1)
{
if (fired <= 5)
{
for (int i = 0; i < 20; i++)
{
ScrollingShooterGame.GameObjectManager.CreateProjectile(ProjectileType.GreenOrb, mouthPos);
}
fired++;
timer = 0;
}
else
{
frame = -1;
timer = 0;
for (int i = 0; i < turrets.Length; i++)
{
if (turrets[i].isDead())
turrets[i].ReviveTurret();
}
phase = AlienPhase.SecondPhase;
}
}
break;
}
/*
}*/
/*
// Sense the player's position
PlayerShip player = ScrollingShooterGame.Game.player;
Vector2 playerPosition = new Vector2(player.Bounds.Center.X, player.Bounds.Center.Y);
// Get a vector from our position to the player's position
Vector2 toPlayer = playerPosition - this.position;
if (toPlayer.LengthSquared() < 40000)
{
// We sense the player's ship!
// Get a normalized steering vector
toPlayer.Normalize();
// Steer towards them!
//this.position += toPlayer * elapsedTime * 100;
// Change the steering state to reflect our direction
if (toPlayer.X < -0.5f) steeringState = DartSteeringState.Left;
else if (toPlayer.X > 0.5f) steeringState = DartSteeringState.Right;
else steeringState = DartSteeringState.Straight;
}*/
}
/// <summary>
/// Creates a new instance of an alien head
/// </summary>
/// <param name="content">A ContentManager to load resources with</param>
/// <param name="position">The position of the Dart ship in the game world</param>
public AlienHead(uint id, ContentManager content, Vector2 position)
: base(id)
{
this.position = position;
phase = AlienPhase.Wait;
timer = 0;
spritesheet = content.Load <Texture2D>("Spritesheets/newshn.shp.000000");
spriteBounds[(int)AlienHeadPart.Face].X = 7;
spriteBounds[(int)AlienHeadPart.Face].Y = 56;
spriteBounds[(int)AlienHeadPart.Face].Width = 113;
spriteBounds[(int)AlienHeadPart.Face].Height = 94;
drawBounds[(int)AlienHeadPart.Face] = new Rectangle((int)position.X, (int)position.Y, spriteBounds[(int)AlienHeadPart.Face].Width, spriteBounds[(int)AlienHeadPart.Face].Height);
spriteBounds[(int)AlienHeadPart.Forehead].X = 24;
spriteBounds[(int)AlienHeadPart.Forehead].Y = 2;
spriteBounds[(int)AlienHeadPart.Forehead].Width = 72;
spriteBounds[(int)AlienHeadPart.Forehead].Height = 54;
drawBounds[(int)AlienHeadPart.Forehead] = new Rectangle((int)position.X + 18, (int)(position.Y - spriteBounds[(int)AlienHeadPart.Forehead].Height), spriteBounds[(int)AlienHeadPart.Forehead].Width, spriteBounds[(int)AlienHeadPart.Forehead].Height);
spriteBounds[(int)AlienHeadPart.FaceAnimation1].X = 0;
spriteBounds[(int)AlienHeadPart.FaceAnimation1].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation1].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation1].Height = 56;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].X = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation2].Height = 56;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].X = 96;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation3].Height = 56;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].X = 144;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].Y = 168;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].Width = 48;
spriteBounds[(int)AlienHeadPart.FaceAnimation4].Height = 56;
//bounds for all of the face animations
drawBounds[(int)AlienHeadPart.FaceAnimation1] = new Rectangle((int)position.X + 41, (int)position.Y + 28, spriteBounds[(int)AlienHeadPart.FaceAnimation1].Width, spriteBounds[(int)AlienHeadPart.FaceAnimation1].Height);
//populating the list for the animation sequence
animationSequence = new List <AlienHeadAnimation>();
animationSequence.Add(AlienHeadAnimation.Stage1);
animationSequence.Add(AlienHeadAnimation.Stage2);
animationSequence.Add(AlienHeadAnimation.Stage3);
animationSequence.Add(AlienHeadAnimation.Stage4);
frame = -1;
//setting up the shield generators
generator1 = ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.ShieldGenerator, new Vector2(position.X + 70, position.Y + 100));
generator2 = ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.ShieldGenerator, new Vector2(position.X - 70, position.Y + 100));
//set up the turrets
turrets[0] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X - 150, position.Y + 80));
turrets[1] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X - 100, position.Y + 20));
turrets[2] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X + 100, position.Y + 20));
turrets[3] = (AlienTurret)ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.AlienTurret, new Vector2(position.X + 150, position.Y + 80));
//set up the claws
ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.LeftClaw, new Vector2(0, 250));
ScrollingShooterGame.GameObjectManager.CreateEnemy(EnemyType.RightClaw, new Vector2(0, 250));
}
