/// <summary>
/// Initializes the specified instance of an enemy.
/// </summary>
/// <param name="_sprite">The _sprite.</param>
/// <param name="_position">The _position.</param>
/// <param name="_bulletSprite">The _bullet sprite.</param>
public void Initialize(Sprite _sprite, Vector2 _position, Sprite _bulletSprite)
{
bullets = new Queue<Bullet>();
base.Initialize(_sprite, _position);
AddVelocity(1f);
for (int i = 0; i < MAX_NB_BULLETS; i++)
{
Bullet bullet = new Bullet();
bullet.Initialize(_bulletSprite, position);
bullet.AddVelocity(5f);
bullets.Enqueue(bullet);
}
}
/// <summary>
/// Adds the bonus.
/// </summary>
/// <param name="_type">The _type.</param>
public override void AddBonus(Bonus.Type _type)
{
base.AddBonus(_type);
if (_type == Bonus.Type.STOP_TIME)
{
velocity = Vector2.Zero;
}
else if (_type == Bonus.Type.ASTEROID_EXPLODE)
{
Bullet fakeBullet = new Bullet();
fakeBullet.Initialize(sprite, position);
HasCollided(fakeBullet);
}
}
/// <summary>
/// Loads the content and Initialize the Player's instance.
/// @see Initialize
/// @see AddScoreObserver
/// @see StoreBullet
/// </summary>
/// <param name="_content">The _content.</param>
public void LoadContent(ContentManager _content)
{
content = _content;
AsteroidFactory.SetContent(_content);
EnemyFactory.SetContent(_content);
input = AsteroidGame.input;
// Create scene
LevelLoader levelLoader = new LevelLoader(level);
scene = levelLoader.GetScene();
UIContainer uiContainer = new UIContainer();
uiContainer.LoadContent(content);
scene.Initialize(uiContainer, content);
// Player
Player.GetInstance().Initialize(content, new Sprite(content.Load<Texture2D>("Graphics\\ship"), 0.6f), new Vector2(500, 300));
for (int i = 0; i < Player.MAX_NB_BULLETS; i++)
{
Bullet bullet = new Bullet();
bullet.Initialize(new Sprite(content.Load<Texture2D>("Graphics\\fork"), 0.4f), Player.GetInstance().Position);
bullet.AddVelocity(5f);
bullet.AddScoreObserver(Player.GetInstance());
Player.GetInstance().StoreBullet(bullet);
}
scene.AddDrawableObject(Player.GetInstance());
}
/// <summary>
/// Calculates the new rotations.
/// </summary>
/// <param name="asteroid">The asteroid.</param>
/// <param name="bullet">The bullet.</param>
/// <returns></returns>
protected float[] CalculateNewRotations(Asteroid asteroid, Bullet bullet)
{
float[] returnedValues = new float[2] { 0, 0 };
float PI = 3.1415f;
float bulletRotation = bullet.Rotation % (2 * PI);
float asteroidRotation = asteroid.Rotation % (2 * PI);
if ((bulletRotation >= asteroidRotation - PI / 4) && (bulletRotation < asteroidRotation + PI / 4))
{
//Bullet comes from behind
returnedValues[0] = PI / 4;
returnedValues[1] = -PI / 4;
}
else if ((bulletRotation >= asteroidRotation - 5 * PI / 4) && (bulletRotation < asteroidRotation + 3 * PI / 4))
{
//Bullet comes from the front
returnedValues[0] = PI / 2;
returnedValues[1] = -PI / 2;
}
else if ((bulletRotation >= asteroidRotation + PI / 4) && (bulletRotation < asteroidRotation + 3 * PI / 4))
{
//Bullet comes from the right
returnedValues[0] = -PI / 4;
returnedValues[1] = 0;
}
else
{
//Bullet comes from the left
returnedValues[0] = PI / 4;
returnedValues[1] = 0;
}
return returnedValues;
}
/// <summary>
/// Stores the bullet.
/// </summary>
/// <param name="_bullet">The _bullet.</param>
public void StoreBullet(Bullet _bullet)
{
bullets.Enqueue(_bullet);
}