private void RemoveBird(BirdTimer BirdTimer)
{
if (BirdTimer != null)
{
FlyingBirds.Remove(BirdTimer);
BirdTimer.Stop();
BirdTimer.BirdBox.Dispose();
BirdTimer.Dispose();
}
}
public void AddNewBird(string Direction, string Bird)
{
BirdTimer BirdTimer = new BirdTimer();
BirdTimer.BirdBox = NewBirdBox(Direction, Bird);
BirdTimer.Interval = Extensions.GetRandomInterval();
BirdTimer.Tick += new EventHandler(BirdTimer_Tick);
this.Controls.Add(BirdTimer.BirdBox);
FlyingBirds.Add(BirdTimer);
BirdTimer.Start();
}
private void BirdTimer_Tick(object sender, EventArgs e)
{
/*
* + xử lý toạ con chim bay
* + trạng thái của chim
* + thêm mới chim nếu con cũ chết
* + điều kiện để chim chết
*/
BirdTimer BirdTimer = (BirdTimer)sender;
if (BirdTimer != null)
{
int XLocation = 0;
int YLocation = 0;
if (BirdTimer.BirdBox.Status == "Alive")
#region Code xử lý nếu chim vẫn sống
{
if (BirdTimer.BirdBox.Location.X + BirdTimer.BirdBox.Size.Width < 0)
{
// Nếu con chim bay ra phía ngoài màn hình -> xoá
XLocation = BirdTimer.BirdBox.Location.X - Extensions.GetRandomNumber();
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
// Nếu không thì cho con chim bay về bên trái
XLocation = BirdTimer.BirdBox.Location.X - Extensions.GetRandomNumber();
}
if (BirdTimer.BirdBox.Location.Y + BirdTimer.BirdBox.Size.Height > this.Height - 50)
{
// Nếu con chim bay lên cao quá so với màn hình -> xoá
BirdTimer.BirdBox.Status = "Downed";
return;
}
else if (BirdTimer.BirdBox.Location.Y + BirdTimer.BirdBox.Size.Height - 50 < 0)
{
// Nếu chim bay dưới màn hình -> xoá
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
// Nếu không thì con chim bay ngẫu nhiên lên trên, xuống dưới
YLocation = BirdTimer.BirdBox.Location.Y + Extensions.GetLimitedRandomNumber(-10, 10);
}
// Truyền toạ độ mới
BirdTimer.BirdBox.Location = new Point(XLocation, YLocation);
}
#endregion
else if (BirdTimer.BirdBox.Status == "Dead")
#region Code xử lý nếu con chim bị bắn trúng (hoặc chết)
{
if (BirdTimer.BirdBox.Location.X + BirdTimer.BirdBox.Size.Width < 0)
{
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
XLocation = BirdTimer.BirdBox.Location.X - Extensions.GetLimitedRandomNumber(17, 23);
}
if (BirdTimer.BirdBox.Location.Y + BirdTimer.BirdBox.Size.Height > this.Height)
{
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
YLocation = BirdTimer.BirdBox.Location.Y + Extensions.GetLimitedRandomNumber(20, 25);
}
BirdTimer.BirdBox.Location = new Point(XLocation, YLocation);
}
#endregion
else if (BirdTimer.BirdBox.Status == "Downed")
{
AddNewBird("", "");
RemoveBird(BirdTimer);
}
}
}
private void BirdTimer_Tick(object sender, EventArgs e)
{
BirdTimer BirdTimer = (BirdTimer)sender;
if (BirdTimer != null)
{
int XLocation = 0;
int YLocation = 0;
if (BirdTimer.BirdBox.Status == "Alive")
{
if (BirdTimer.BirdBox.Location.X + BirdTimer.BirdBox.Size.Width < 0)
{
//XLocation = this.Width;
XLocation = BirdTimer.BirdBox.Location.X - Extensions.GetRandomNumber();
BirdTimer.BirdBox.Status = "Downed";
}
else
{
XLocation = BirdTimer.BirdBox.Location.X - Extensions.GetRandomNumber();
}
if (BirdTimer.BirdBox.Location.Y + BirdTimer.BirdBox.Size.Height > this.Height - 50)
{
BirdTimer.BirdBox.Status = "Downed";
return;
}
else if (BirdTimer.BirdBox.Location.Y + BirdTimer.BirdBox.Size.Height - 50 < 0)
{
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
YLocation = BirdTimer.BirdBox.Location.Y + Extensions.GetLimitedRandomNumber(-8, 8);
}
//this.SuspendLayout();
BirdTimer.BirdBox.Location = new Point(XLocation, YLocation);
//this.ResumeLayout();
}
else if (BirdTimer.BirdBox.Status == "Dead")
{
if (BirdTimer.BirdBox.Location.X + BirdTimer.BirdBox.Size.Width < 0)
{
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
XLocation = BirdTimer.BirdBox.Location.X - Extensions.GetLimitedRandomNumber(5, 10);
}
if (BirdTimer.BirdBox.Location.Y + BirdTimer.BirdBox.Size.Height > this.Height)
{
BirdTimer.BirdBox.Status = "Downed";
return;
}
else
{
YLocation = BirdTimer.BirdBox.Location.Y + Extensions.GetLimitedRandomNumber(10, 15);
}
//this.SuspendLayout();
BirdTimer.BirdBox.Location = new Point(XLocation, YLocation);
//this.ResumeLayout();
}
else if (BirdTimer.BirdBox.Status == "Downed")
{
RemoveBird(BirdTimer);
AddNewBird("", "");
}
}
}