/// <summary>
/// Creates the effect for when the player fires a bullet.
/// </summary>
/// <param name="position">Where on the screen to create the effect.</param>
public void CreatePlayerFireSmoke(Player player)
{
for (int i = 0; i < 8; ++i)
{
Particle p = CreateParticle();
p.TextureName = "smoke";
p.Texture = textureDictionary[p.TextureName];
p.Color = Color.White;
p.Position.X = player.Position.X + player.Width / 2;
p.Position.Y = player.Position.Y;
p.Alpha = 1.0f;
p.AlphaRate = -1.0f;
p.Life = 1.0f;
p.Rotation = 0.0f;
p.RotationRate = -2.0f + 4.0f * (float)random.NextDouble();
p.Scale = 0.25f;
p.ScaleRate = 0.25f;
p.Velocity.X = -4 + 8.0f * (float)random.NextDouble();
p.Velocity.Y = -16.0f + -32.0f * (float)random.NextDouble();
}
}
/// <summary>
/// Creates the mud/dust effect when the player moves.
/// </summary>
/// <param name="position">Where on the screen to create the effect.</param>
public void CreatePlayerDust(Player player)
{
for (int i = 0; i < 2; ++i)
{
Particle p = CreateParticle();
p.TextureName = "smoke";
p.Texture = textureDictionary[p.TextureName];
p.Color = new Color(125, 108, 43);
p.Position.X = player.Position.X + player.Width * (float)random.NextDouble();
p.Position.Y = player.Position.Y + player.Height - 3.0f * (float)random.NextDouble();
p.Alpha = 1.0f;
p.AlphaRate = -2.0f;
p.Life = 0.5f;
p.Rotation = 0.0f;
p.RotationRate = -2.0f + 4.0f * (float)random.NextDouble();
p.Scale = 0.25f;
p.ScaleRate = 0.5f;
p.Velocity.X = -4 + 8.0f * (float)random.NextDouble();
p.Velocity.Y = -8 + 4.0f * (float)random.NextDouble();
}
}
public void ReadXml(XmlReader reader)
{
// Read the wrapper element
reader.Read();
// deserialize basic gameplay elements
DeserializeGameplayMembers(reader);
XmlSerializer bonusSerializer = new XmlSerializer(typeof(Bonus));
bonus = bonusSerializer.Deserialize(reader) as Bonus;
// Deserialize the player
XmlSerializer playerSerializer = new XmlSerializer(typeof(Player));
player = playerSerializer.Deserialize(reader) as Player;
// Deserialize the aliens
XmlSerializer enemySerializer = new XmlSerializer(typeof(Enemy));
int enemyCount = int.Parse(reader.GetAttribute("Count"));
// Read past the opening element for the alien list
reader.Read();
for (int i = 0; i < enemyCount; i++)
{
enemies.Add(enemySerializer.Deserialize(reader) as Enemy);
}
// Advance past the closing element if it exists
if (enemyCount > 0)
{
reader.Read();
}
reader.Read();
}
public GameplayHelper(ContentManager contentManager, SpriteBatch spriteBatch,
GraphicsDevice graphicsDevice)
{
random = new Random();
worldBounds = new Rectangle(0, 0, (int)screenWidth, (int)screenHeight);
gameOver = true;
player = new Player();
enemies = new List<Enemy>();
bonus = new Bonus();
InitializeAssets(contentManager, spriteBatch, graphicsDevice);
}
public GameplayHelper()
{
random = new Random();
worldBounds = new Rectangle(0, 0, (int)screenWidth, (int)screenHeight);
gameOver = true;
player = new Player();
enemies = new List<Enemy>();
bonus = new Bonus();
}
