//List<PlayerTank> listPlayerTank = new List<PlayerTank>();
/// <summary>
/// 添加游戏对象
/// </summary>
/// <param name="go"></param>
public void AddGameObject(GameObject go)
{
if (go is PlayerTank)
{
PT = go as PlayerTank;
}
}
/// <summary>
/// 添加游戏对象
/// </summary>
/// <param name="go"></param>
public void AddGameObject(GameObject go)
{
if (go is PlayerTank)
{
PT = go as PlayerTank;
}
else if (go is EnemyTank)
{
listEnemyTank.Add(go as EnemyTank);
}
else if (go is PlayerBullet)
{
listPlayerBullet.Add(go as PlayerBullet);
}
}
//is 和 as 操作
/*
* In general, the as operator is more efficient because it actually returns the cast value
* if the cast can be made successfully. The is operator returns only a Boolean value.
* It can therefore be used when you just want to determine an object's type but do not have
* to actually cast it.
*/
//第二步 添加游戏对象
public bool AddGameObject(GameObject go)
{
if (go is PlayerTank)
{
PT = go as PlayerTank;
return(true);
}
else if (go is EnemyTank)
{
listEnemyTank.Add(go as EnemyTank);
return(true);
}
else if (go is EnemyBullet)
{
//一次只能连发两颗子弹
if (listEnemyBullet.Count() <= 1)
{
listEnemyBullet.Add(go as EnemyBullet);
return(true);
}
}
else if (go is PlayerBullet)
{
//一次只能连发两颗子弹
if (listPlayerBullet.Count() <= 1)
{
listPlayerBullet.Add(go as PlayerBullet);
return(true);
}
}
else if (go is Boom)
{
listBoom.Add(go as Boom);
return(true);
}
else if (go is SmallBoom)
{
listSmallBoom.Add(go as SmallBoom);
return(true);
}
else if (go is TankBorn)
{
listTankBorn.Add(go as TankBorn);
return(true);
}
else if (go is Blood)
{
listBlood.Add(go as Blood);
return(true);
}
else if (go is Wall)
{
listWall.Add(go as Wall);
return(true);
}
else if (go is Grass)
{
listGrass.Add(go as Grass);
return(true);
}
else if (go is SteelWall)
{
listSteelWall.Add(go as SteelWall);
return(true);
}
else if (go is Water)
{
listWater.Add(go as Water);
return(true);
}
else if (go is Symbol)
{
listSymbol.Add(go as Symbol);
return(true);
}
return(false);
}
