/// <summary>
/// 构造函数初始化
/// </summary>
/// <param name="pf"></param>
/// <param name="speed"></param>
/// <param name="power"></param>
public ZiDanHero(PlaneFather pf, int speed, int power)
: base(pf, ZDhero, speed, power)
{
}
/// <summary>
/// 构造函数需要传递是谁发射的这个子弹，子弹是什么图片，速度是多少，威力是多大
/// </summary>
/// <param name="pf"></param>
/// <param name="img"></param>
/// <param name="speed"></param>
/// <param name="power"></param>
public ZiDanFather(PlaneFather pf, Image img, int speed, int power) : base(pf.X + pf.Width / 4 - 3, pf.Y, img.Width, img.Height, speed, 0, pf.Dir)//飞机朝上，子弹朝上，飞机朝下，子弹朝下
{
this.imgZidan = img;
this.Power = power;
}