public Alien Create(AlienType alienType, float x, float y)
{
Alien pAlien = null;
switch (alienType)
{
case AlienType.Crab:
pAlien = new Crab(GameObjectName.Crab, SpriteBaseName.Crab, x, y);
break;
case AlienType.Squid:
pAlien = new Squid(GameObjectName.Squid, SpriteBaseName.Squid, x, y);
break;
case AlienType.Octopus:
pAlien = new Octopus(GameObjectName.Octopus, SpriteBaseName.Octopus, x, y);
break;
case AlienType.Hierarchy:
pAlien = new Grid();
break;
case AlienType.Ship:
pAlien = new Ship(GameObjectName.Ship, SpriteBaseName.Ship, x, y);
break;
default:
Debug.Assert(pAlien != null);
break;
}
GameObjectManager.Add(pAlien);
//this.pTree.dumpTree();
if (alienType != AlienType.Ship)
{
this.pTree.Insert(pAlien, this.pParent);
}
//this.pTree.dumpTree();
this.pSpriteBatch.Attach(pAlien.pProxySprite);
this.pSpriteBoxBatch.Attach(pAlien.pCollisionObject.pCollisionSpriteBox);
return(pAlien);
}