public AttractMode(UiSystem uiSystem)
{
_uiSystem = uiSystem;
_display = uiSystem.Display;
_spriteSet = uiSystem.SpriteSet;
_scoreBoard = uiSystem.ScoreBoard;
_display.Blank();
_attractTick = 0;
_pacMan = new PacMan(new Location(_display.Width + 1, 20), Direction.Left);
_ghosts = new[]
{
new Ghost(GhostColour.Red, new Location(_display.Width + 5, 20), Direction.Left),
new Ghost(GhostColour.Pink, new Location(_display.Width + 7, 20), Direction.Left),
new Ghost(GhostColour.Cyan, new Location(_display.Width + 9, 20), Direction.Left),
new Ghost(GhostColour.Orange, new Location(_display.Width + 11, 20), Direction.Left)
};
_showPowerPill = true;
_pointsCounter = 0;
_points = 0;
}
public void SetEaten(PointsMultiplier points)
{
State = GhostState.Eaten;
Frightened = false;
ShowAsPoints = points;
}
private void MainLoop()
{
_ghostHouse.Tick();
_ghostHouse.SetActiveGhost(Ghosts);
_stateMachine.During(GameState.Playing, CheckAndSwitchChaseMode);
_powerPillAnimation.Tick();
if (_ghostEatenPause > 0)
{
_ghostEatenPause--;
if (_ghostEatenPause == 0)
{
foreach (var ghost in Ghosts.Where(g => g.State == GhostState.Eaten))
{
ghost.SetEyes();
}
}
MoveGhosts(true);
}
else
{
DoToGhosts(g => g.Animate());
if (CheckPacManPill())
{
_pacManPause = 1;
_ghostHouse.PillEaten();
}
_bonusFruit.Tick(_pillCount);
MoveGhosts(false);
if (CheckPacManPowerPill())
{
_pacManPause = 3;
_ghostHouse.PillEaten();
DoToGhosts(g => g.SetFrightened(_speeds.FrightenedFlashTime));
_stateMachine.ChangeState(GameState.Frightened);
}
if (_pacManPause == 0)
{
_pacManSpeed.SetSpeed(_stateMachine.IsCurrent(GameState.Frightened)
? _speeds.PacManFrightenedSpeed
: _speeds.PacManSpeed);
_pacManSpeed.Tick();
MovePacMan(true);
if (_pacManSpeed.ExtraFrame)
{
MovePacMan(false);
}
}
else
{
_pacManPause--;
}
if (_bonusFruit.ShowAsFruit)
{
CheckPacManFruit();
}
_stateMachine
.OnTrigger(GameState.Frightened,
() => _tick.NextEventAfter(_speeds.FrightenedTime),
() => { _ghostEatenPoints = 0; })
.During(GameState.Frightened,
() => _tick.AtEvent(() => _stateMachine.ChangeState(GameState.Playing)))
.OnExit(GameState.Frightened,
() =>
{
foreach (var ghost in Ghosts.Where(g => g.Frightened))
{
ghost.SetNotFrightened();
}
});
foreach (var ghost in Ghosts)
{
if (_pacMan.Location.IsNearTo(ghost.Location))
{
if (ghost.Frightened)
{
EatGhost(ghost);
}
else if (!_invincible && ghost.State == GhostState.Alive)
{
_stateMachine.ChangeState(GameState.Caught);
}
}
}
}
if (_pillCount == _map.Pills)
{
_stateMachine.ChangeState(GameState.Complete);
}
}
/// <summary>
/// Points for eating ghosts 200, 400, 800, 1600
/// </summary>
/// <param name="multiplier">0-3</param>
/// <returns></returns>
public SpriteSource GhostPoints(PointsMultiplier multiplier)
{
return(new SpriteSource(16 + (int)multiplier * 2, 14, 2));
}
