void GotHit(Bomb b)
{
RemoveProjectile(b);
MulticastSender.SendGameMsg(4, b.ID.ToString());
me.IsDead = true;
new Thread(new ThreadStart(this.WaitUntilRespawn)).Start();
}
private void HandleJoinReq(string msg)
{
string[] ar = msg.Split(',');
if (Guid.Parse(ar[0]) == GameArea.gameID) // don't respond to other game id requests
{
int n = int.Parse(ar[2]);
MulticastSender.SendJoinResp(ar[1], (n == GameArea.nextPlayer && n <= GameArea.MAX_PLAYERS));
}
}
private void GameArea_Shown(object sender, EventArgs e)
{
Thread t = new Thread(new ThreadStart(recv.EnterGame));
t.IsBackground = true;
t.Start();
Thread.Sleep(1800);
t.Abort();
if (gameID == Guid.Empty)
{
CreateNewGame();
MulticastSender.SendGameMsg(-9, "game created");
// the line above is for when there aren't any packets flowing in the port
// if there are no packets, Thread t will be blocked on Socket.ReceiveFrom()
// and calling Abort won't cancel the blocking call
}
recv.SetMulticastLoopback(false);
System.Diagnostics.Debug.WriteLine("started game");
if (playerNum % 2 == 0)
{
me = new Tank(MulticastSender.ID,
rnd.Next(0, this.ClientRectangle.Width - Tank.SIZE.Width),
rnd.Next((int)(this.ClientRectangle.Height * 0.55), this.ClientRectangle.Height - Tank.SIZE.Height));
vehicles[playerNum] = me;
tanks.Add((Tank)me);
}
else
{
me = new Plane(MulticastSender.ID,
rnd.Next(0, this.ClientRectangle.Width - Plane.SIZE.Width),
rnd.Next(0, (int)(this.ClientRectangle.Height * 0.45) - Plane.SIZE.Height));
vehicles[playerNum] = me;
planes.Add((Plane)me);
}
System.Diagnostics.Debug.WriteLine("my vehicle instatiated");
if (playerNum == 0)
{
SetNextPlayer();
hostThread = new Thread(new ThreadStart(MulticastSender.SendInvitations));
hostThread.IsBackground = true;
hostThread.Start();
System.Diagnostics.Debug.WriteLine("hostThread started");
}
recv.IsHost = (playerNum == 0);
receiverThread = new Thread(new ThreadStart(recv.run));
receiverThread.IsBackground = true; // thread becomes zombie if this is not explicitly set to true
receiverThread.Start();
}
public void MovePlayer(Guid id, int playerNumber, int x, int y, int dir)
{
if (vehicles[playerNumber] == null)
{
if (playerNumber % 2 == 0)
{
Tank t = new Tank(id, x, y);
t.SetDirection(dir);
vehicles[playerNumber] = t;
if (!tanks.Contains(t))
{
tanks.Add(t);
}
}
else
{
Plane p = new Plane(id, x, y);
p.SetDirection(dir);
vehicles[playerNumber] = p;
if (!planes.Contains(p))
{
planes.Add(p);
}
}
System.Diagnostics.Debug.WriteLine("NEW PLAYER!!!!!!!!\nNumber: " + playerNumber + " ID: " + id);
if (recv.IsHost)
{
SetNextPlayer();
}
PrintGameStateToDebug();
SendMovementMsg(me.X_Coor, me.Y_Coor, me.Direction); // let new player know about me
currentNumOfPlayers++;
MulticastSender.SendGameMsg(5, 0 + "," + PlaneScore);
MulticastSender.SendGameMsg(5, 1 + "," + TankScore);
}
Vehicle player = vehicles[playerNumber];
player.X_Coor = x;
player.Y_Coor = y;
player.SetDirection(dir);
player.IsDead = false;
}
// I probably should check id?
public void PlayerIsDead(Guid id, int playerNum)
{
Vehicle v = vehicles[playerNum];
if (v != null)
{
vehicles[playerNum].IsDead = true;
if (playerNum % 2 == 0)
{
PlaneScore++;
MulticastSender.SendGameMsg(5, 0 + "," + PlaneScore);
ChangeScore(0, PlaneScore);
}
else
{
TankScore++;
MulticastSender.SendGameMsg(5, 1 + "," + TankScore);
ChangeScore(1, TankScore);
}
}
}
// returns true for connected, false for failure
private bool TryJoin(Guid gameToJoin, int playerNum)
{
// Send Join Request
long until = DateTime.Now.Ticks + TimeSpan.TicksPerMillisecond * 500;
byte[] data = new byte[1024];
MulticastSender.SendJoinReq(gameToJoin, MulticastSender.ID, playerNum);
while (DateTime.Now.Ticks < until)
{
int recv = sock.ReceiveFrom(data, ref ep);
string stringData = Encoding.ASCII.GetString(data, 0, recv);
StringReader reader = new StringReader(stringData);
if (!reader.ReadLine().Equals(MulticastSender.HEADER))
{
continue;
}
string secondLine = reader.ReadLine();
if (int.TryParse(secondLine, out int type) && (type == 2 || type == 3))
{
string s = reader.ReadLine();
string[] ar = s.Split(',');
if (Guid.Parse(ar[0]) == gameToJoin && Guid.Parse(ar[1]) == MulticastSender.ID)
{
if (type == 2)
{
Debug.WriteLine("joining game");
GameArea.currentNumOfPlayers = playerNum;
GameArea.playerNum = playerNum;
GameArea.gameID = gameToJoin;
return(true);
}
else // type == 3
{
return(false);
}
}
}
}
return(false);
}
private void Form1_KeyEvent(object sender, KeyEventArgs e)
{
if (me.IsDead)
{
return;
}
switch (e.KeyCode)
{
case Keys.A:
case Keys.Left:
dir = 3;
me.Move(dir);
break;
case Keys.W:
case Keys.Up:
dir = 0;
me.Move(dir);
break;
case Keys.S:
case Keys.Down:
dir = 2;
me.Move(dir);
break;
case Keys.D:
case Keys.Right:
dir = 1;
me.Move(dir);
break;
case Keys.Space:
case Keys.ShiftKey:
if (playerNum % 2 == 0) // tank
{
if (aTimer_Elapsed)
{
aTimer_Elapsed = false;
int bulletSize = bullets.Count;
if (bulletSize > 2)
{
break;
}
Bullet b = new Bullet(Guid.NewGuid(), new Point(me.X_Coor + 20, me.Y_Coor));
bullets.Add(b);
bullet_ids.Add(b.ID);
MulticastSender.SendGameMsg(1, b.X_Coor + "," + b.Y_Coor + "," + b.Direction + "," + b.ID);
}
}
else // plane
{
if (bTimer_Elapsed)
{
bTimer_Elapsed = false;
int bombSize = bombs.Count;
if (bombSize > 2)
{
break;
}
Bomb b2 = new Bomb(Guid.NewGuid(), new Point(me.X_Coor + 20, me.Y_Coor));
bombs.Add(b2);
bomb_ids.Add(b2.ID);
MulticastSender.SendGameMsg(3, b2.X_Coor + "," + b2.Y_Coor + "," + b2.Direction + "," + b2.ID);
}
}
break;
default:
break;
}
}
private void GameArea_FormClosing(object sender, FormClosingEventArgs e)
{
MulticastSender.SendGameMsg(-1, "");
MulticastSender.SendGameMsg(-1, "");
MulticastSender.SendGameMsg(-1, "");
}
private void SendMovementMsg(int x, int y, int dir)
{
MulticastSender.SendGameMsg(0, x + "," + y + "," + dir);
}
