ArrayList buffType;

class ItemObject extends Entity
{
  Vector3D dir;
  int randTmp;
  
  ItemObject(Vector3D l, float s, int t, Vector3D d)
  {
    super(l, s, t);
    
    randTmp = (int)random(0, 6);
    dir = d.copy();
    dir.limit(0.3f);
  }
  
  void run()
  {
    update();
    
    borders();
    
    collision();
    
    render();
  }
  
  void update()
  {
    loc.add(dir);
  }
  
  void borders()
  {
    if (loc.x <= 0)
      dir = new Vector3D(random(0, 1.f), random(-1f, 1f));
    else if (loc.x >= width)
      dir = new Vector3D(random(-1f, 0), random(-1f, 1f));
    else if (loc.y <= 0)
      dir = new Vector3D(random(-1f, 1f), random(0, 1.f));
    else if (loc.y >= height)
      dir = new Vector3D(random(-1f, 1f), random(-1f, 0));
  }
  
  void callEffect()
  {

    if (randTmp == 0)
      gack.dmgShield = new ThunderBall(gack.loc, 33.f, 3, 4f, 2800.f);
    else if (randTmp == 1)
      bigSplash.add(new IceExplode(gack.loc, 90f, 5, 400f));
    else if (randTmp == 2)
      gack.dmgShield = new ThornShield(gack.loc, 33.f, 3, 4f, 4000.f);
    else if (randTmp == 3)
      gack.rocketLaunch();
    else if (randTmp == 4)      
      dmgObject.add(new PsyLoad(gack.loc, gack.vel, 0f, 2, 10f));
    else if (randTmp == 5)
    {
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(2, 2), 2.5f, 2, 10f, (3 * PI) / 4));
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(-2, 2),  2.5f, 2, 10f, (5 * PI) / 4));
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(2, -2),  2.5f, 2, 10f, (PI) / 4));
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(-2, -2),  2.5f, 2, 10f, (7 * PI) / 4));      

      dmgObject.add(new WindBlast(gack.loc, new Vector3D(2, 0), 2.5f, 2, 10f, PI / 2));
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(0, 2),  2.5f, 2, 10f, PI));
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(0, -2),  2.5f, 2, 10f, 0));
      dmgObject.add(new WindBlast(gack.loc, new Vector3D(-2, 0),  2.5f, 2, 10f, (3 * PI) / 2));   
    }
  }
  
  void collision()
  {
    float d = loc.distance(loc,gack.loc);
      
    if (d >= 0 && d <= r + gack.r && gack.life > 0)
    {
      callEffect();
      for (int i = floatingItems.size() - 1; i >= 0; i--)
        if (this == floatingItems.get(i))
        {
          floatingItems.remove(i);
          break;
        }
    }
    
  }
  
  void render()
  {
    fill(0);
    stroke(200);

    pushMatrix();
    
    translate(loc.x,loc.y);
    
    imageMode(CENTER);
    PImage type = (PImage)energySprite.get(randTmp);
    image(type, 0, 0);

    popMatrix();
  }
 
};