/// <summary>
/// Checks whether a ghost has collided with pacman and handles resetting positions after death
/// </summary>
private bool PacmanGhostCollide()
{
for (int i = 0; i < Ghosts.Length; i++)
{
if (Ghosts[i].GetPosition().Collide(Pacman.GetPosition()))
{
if (Ghosts[i].IsVulnerable)
{
Ghosts[i].IsDead = true;
Ghosts[i].IsVulnerable = false;
Ghosts[i].StartDeathCounter();
Ghosts[i].Location.Xpos = 13;
Ghosts[i].Location.Ypos = 12;
Score += 200 * GhostScoreMultiplier;
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.GhostDie, i + $" 1 {200 * GhostScoreMultiplier}"));
}
else if (!Ghosts[i].IsDead)
{
Pacman.Location.Xpos = 13;
Pacman.Location.Ypos = 17;
Pacman.Facing = PacmanPacman.Direction.right;
Pacman.Lives--;
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.PacmanLives, $"{Pacman.Lives}"));
Ghosts = new PacmanGhost[4]
{
new PacmanGhost(1),
new PacmanGhost(2),
new PacmanGhost(3),
new PacmanGhost(4)
};
if (Pacman.Lives <= 0)
{
Pacman.Lives = 0;
GameRunning = false;
TimeEnded = DateTime.Now;
return(true);
}
}
}
}
return(false);
}
/// <summary>Processes every tick of the game base on directions of each entity passed in the array
/// p should be passed 5 directions
/// p[0] represents Pacman
/// p[1] through p[4] represent ghosts in order passed </summary>
public void UpdateGame(PacmanPacman.Direction p)
{
SpawnGhost();
if (FruitSpawnCounter >= 450)
{
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.FruitSpawn, Board.SpawnFruit().ToString()));
FruitSpawnCounter = -1;
}
FruitSpawnCounter++;
// Move ghosts
for (int i = 0; i < Ghosts.Length; i++)
{
if (Ghosts[i].IsDead)
{
continue;
}
ProcessGhostMove(i);
}
PacmanGhostCollide();
// Move Pacman
if (Pacman.Location.Xpos % 1 != 0)
{
if (p == PacmanPacman.Direction.left || p == PacmanPacman.Direction.right)
{
Pacman.Facing = p;
}
Pacman.Move();
CheckTile(Pacman.GetPosition());
}
else if (Pacman.Location.Ypos % 1 != 0)
{
if (p == PacmanPacman.Direction.up || p == PacmanPacman.Direction.down)
{
Pacman.Facing = p;
}
Pacman.Move();
CheckTile(Pacman.GetPosition());
}
else if (Pacman.Location.Xpos % 1 == 0 && Pacman.Location.Ypos % 1 == 0)
{
if (Board.ValidMove(p, Pacman.GetPosition()))
{
Pacman.Facing = p;
}
if (Board.ValidMove(Pacman.Facing, Pacman.GetPosition()))
{
Pacman.Move();
CheckTile(Pacman.GetPosition());
}
}
PacmanGhostCollide();
if (PoweredUpCounter == 0)
{
foreach (var g in Ghosts)
{
g.IsVulnerable = false;
}
GhostScoreMultiplier = 1;
}
if (PoweredUpCounter > -1)
{
PoweredUpCounter--;
}
for (var i = 0; i < Ghosts.Length; i++)
{
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.GhostUpdate, $"{i} {Ghosts[i].GetPosition().ToString()} {Ghosts[i].IsDead} {Ghosts[i].IsVulnerable}"));
}
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.PacmanUpdate, $"{Pacman.GetPosition().ToString()}"));
}