public override void Run(LinkedList<Monster>[] Monsters)
{
/*正在升级*/
if (FUpdating)
{
if (FProgress.Finished)
{
FUpdating = false;
FProgress = null;
}
}
/*处理炮弹*/
for (int i = 0; i < GetMaxShot(FLevel); i++)
{
Shot s = FShots[i];
/*如果炮弹有效*/
if (s.Enabled)
{
/*处理跟踪*/
if (s.Tracking)
{
if (s.Destination.Life != 0)
{
s.Velocity = new PointF(s.Destination.Position.X - s.Position.X, s.Destination.Position.Y - s.Position.Y);
float Length = (float)Math.Sqrt(Math.Pow(s.Velocity.X, 2) + Math.Pow(s.Velocity.Y, 2));
s.Velocity.X /= Length / GetVelocity(FLevel);
s.Velocity.Y /= Length / GetVelocity(FLevel);
}
else
{
s.Tracking = false;
}
}
/*炮弹行走*/
s.Position.X += s.Velocity.X*2;
s.Position.Y += s.Velocity.Y*2;
/*如果炮弹超出射程则禁用*/
if (Math.Pow(s.Position.X - Position.X, 2) + Math.Pow(s.Position.Y - Position.Y, 2) <= Math.Pow(GetRange(FLevel), 2))
{
foreach (LinkedList<Monster> List in Monsters)
{
foreach (Monster m in List)
{
/*如果炮弹击中则调用回调函数并禁用*/
if (Math.Pow(m.Position.X - s.Position.X, 2) + Math.Pow(m.Position.Y - s.Position.Y, 2) <= m.Radius * m.Radius)
{
Hit(FLevel, s.Position, m, Monsters);
s.Enabled = false;
}
}
}
}
else
{
s.Enabled = false;
}
}
/*如果炮弹禁用并且没有正在升级*/
if (!s.Enabled && !FUpdating)
{
Monster mDest = null;
float mDist = float.MaxValue;
/*寻找距离最接近的怪物*/
foreach (LinkedList<Monster> List in Monsters)
{
foreach (Monster m in List)
{
float Distance=(float)(Math.Pow(m.Position.X - Position.X, 2) + Math.Pow(m.Position.Y - Position.Y, 2));
if (Distance <= Math.Pow(GetRange(FLevel), 2))
{
if (Distance < mDist)
{
mDist = Distance;
mDest = m;
}
}
}
}
/*如果找到则发射炮弹*/
if (mDest != null)
{
s.Velocity = new PointF(mDest.Position.X - Position.X, mDest.Position.Y - Position.Y);
float Length = (float)Math.Sqrt(Math.Pow(s.Velocity.X, 2) + Math.Pow(s.Velocity.Y, 2));
s.Velocity.X /= Length / GetVelocity(FLevel);
s.Velocity.Y /= Length / GetVelocity(FLevel);
s.Position = Position;
s.Enabled = true;
s.Tracking = GetTracking(FLevel);
s.Destination = mDest;
return;
}
}
}
}
public override bool LevelUp(ref int Money)
{
if (Money >= LevelUpMoney())
{
Money -= LevelUpMoney();
FUpdating = true;
/****绘制升级进度条****/
FProgress = new ProgressClip(FLevelUpTime[FLevel], Position);
FGame.AddClip(FProgress);
/**********************/
FLevel++;
return true;
}
else
{
return false;
}
}