git.r.bdr.sh - rbdr/super-polarity/blob - SuperPolarity/Actors/Bullet.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Linq;
   4 using System.Text;
   5 using Microsoft.Xna.Framework;
   6 using Microsoft.Xna.Framework.Graphics;
   7
   8 namespace SuperPolarity
   9 {
  10     class Bullet : GameActor
  11     {
  12         protected ParticleEngine particleEngine;
  13         public int Power;
  14
  15         public Bullet(SuperPolarity newGame)
  16             : base(newGame)
  17         {
  18         }
  19
  20         ~Bullet()
  21         {
  22             particleEngine = null;
  23         }
  24
  25         public override void Initialize(Texture2D texture, Vector2 position)
  26         {
  27             base.Initialize(texture, position);
  28             BoxDimensions.X = 10;
  29             BoxDimensions.Y = 10;
  30             BoxDimensions.W = 10;
  31             BoxDimensions.Z = 10;
  32             MaxVelocity = 8;
  33             InitBox();
  34             particleEngine = ParticleEffectFactory.CreateBullet(position);
  35         }
  36
  37         public override void Update(GameTime gameTime)
  38         {
  39             Velocity.X = (float)(MaxVelocity * Math.Cos(Angle));
  40             Velocity.Y = (float)(MaxVelocity * Math.Sin(Angle));
  41
  42             Power = 1;
  43
  44             Position += Velocity;
  45             UpdateBox();
  46
  47             particleEngine.Update();
  48             particleEngine.EmitterLocation = Position;
  49         }
  50
  51         public override void Draw(SpriteBatch spriteBatch)
  52         {
  53             base.Draw(spriteBatch);
  54             particleEngine.Draw(spriteBatch);
  55         }
  56
  57         public override void Collide(Actor other, Rectangle collision)
  58         {
  59             if (Dying) { return; }
  60             if (other.GetType().IsAssignableFrom(typeof(StandardShip)))
  61             {
  62                 Die();
  63                 return;
  64             }
  65         }
  66
  67         protected override void Die()
  68         {
  69             ActorManager.CheckOut(this);
  70             Renderer.CheckOut(this);
  71             Parent.Children.Remove(this);
  72         }
  73
  74         public override void CleanUp()
  75         {
  76             base.CleanUp();
  77             this.particleEngine = null;
  78         }
  79     }
  80 }