public Form1()
{
InitializeComponent();
rand = new Random();
dataGrid = new Grid("TileMap.csv");
Controls.Add(dataGrid);
sound = new System.Windows.Media.MediaPlayer();
sound.Open(new Uri("pacmanDubHeavy.mp3", UriKind.Relative));
sound.Play();
gameEngine = new GameEngine(dataGrid, rand, timer1.Interval);
//pacman font
PrivateFontCollection fontCollection = new PrivateFontCollection();
fontCollection.AddFontFile("crackman.ttf");
FontFamily ff = fontCollection.Families[0];
int fontsize = 12;
Font pacmanFont = new Font(ff, fontsize, FontStyle.Bold);
label2.Font = pacmanFont;
label3.Font = pacmanFont;
label4.Font = pacmanFont;
lifeCounter = new PictureBox[3];
lifeCounter[0] = pictureBox1;
lifeCounter[1] = pictureBox2;
lifeCounter[2] = pictureBox3;
}
public GameEngine(Grid dataGrid, Random rand, int tickInterval)
{
this.dataGrid = dataGrid;
this.rand = rand;
dataGrid.Paint += new PaintEventHandler(dataGrid_Paint);
pacman = new PacMan();
ghost = new Ghost[4];
ghost[0] = new Ghost("Purple");
ghost[1] = new Ghost("Red");
ghost[2] = new Ghost("Blue");
ghost[3] = new Ghost("Green");
gameOver = false;
}
/// <summary>
/// Changes PacMan's position to a new valid position
/// </summary>
/// <param name="dataGrid"></param>
public void Move(Grid dataGrid)
{
//checks to see if pacman is aligned with a cell
if ((location.X % IMAGE_SIZE == 0) && (location.Y % IMAGE_SIZE == 0))
{
Point location_cellIndex;
location_cellIndex = new Point((location.X / IMAGE_SIZE), (location.Y / IMAGE_SIZE));
Point attemptedLocation = location_cellIndex;
//defines the location the user is attempting to move to
switch (attemptedDirection)
{
case Direction.Up:
attemptedLocation.Y--;
break;
case Direction.Left:
attemptedLocation.X--;
break;
case Direction.Right:
attemptedLocation.X++;
break;
case Direction.Down:
attemptedLocation.Y++;
break;
default:
break;
}
//checks to see if the next cell in the direction pacman wants to go in is valid
if (dataGrid.CheckForWall(attemptedLocation) == false)
{
direction = attemptedDirection;
imageToggle++;
imageToggle %= ANIMATION_FRAMES;
}
attemptedLocation = location_cellIndex;
//attempted direction shift was unsuccessful, so instead pacman carries on the way he was going
switch (direction)
{
case Direction.Up:
attemptedLocation.Y--;
break;
case Direction.Left:
attemptedLocation.X--;
break;
case Direction.Right:
attemptedLocation.X++;
break;
case Direction.Down:
attemptedLocation.Y++;
break;
default:
break;
}
if (dataGrid.CheckForWall(attemptedLocation) == false)
{
switch (direction)
{
case Direction.Up:
location.Y -= speed;
break;
case Direction.Left:
location.X -= speed;
break;
case Direction.Right:
location.X += speed;
break;
case Direction.Down:
location.Y += speed;
break;
default:
break;
}
imageToggle++;
imageToggle %= ANIMATION_FRAMES;
}
}
else
{
switch (direction)
{
case Direction.Up:
location.Y -= speed;
break;
case Direction.Left:
location.X -= speed;
break;
case Direction.Right:
location.X += speed;
break;
case Direction.Down:
location.Y += speed;
break;
default:
break;
}
imageToggle++;
imageToggle %= ANIMATION_FRAMES;
}
}
/// <summary>
/// PacMan eats the contents of his location.
/// </summary>
/// <param name="dataGrid"></param>
public bool Eat(Grid dataGrid)
{
bool bigKibbleEaten = false;
if ((location.X % IMAGE_SIZE == 0) && (location.Y % IMAGE_SIZE == 0))
{
Point location_cellIndex;
location_cellIndex = new Point((location.X / IMAGE_SIZE), (location.Y / IMAGE_SIZE));
if (dataGrid.ClearCell(location_cellIndex) == true)
{
bigKibbleEaten = true;
}
}
return bigKibbleEaten;
}
/// <summary>
/// Randomises the direction the ghost moves in.
/// Specifies that a ghost should not move in the opposite direction of the one he's currently moving in.
/// </summary>
/// <param name="rand"></param>
/// <param name="dataGrid"></param>
public void RandomiseDirection(Random rand, Grid dataGrid)
{
int nPossibleDirections = Enum.GetNames(typeof(Direction)).Length;
Direction tempDirection = (Direction)rand.Next(nPossibleDirections);
Point attemptedLocation = GetNextLocation(tempDirection);
//while the direction randomised is the opposite direction of the one he's currently moving in, randomise again.
while (((int)tempDirection == (((int)direction + 2) % nPossibleDirections)) || (dataGrid.CheckForWall(attemptedLocation) == true))
{
tempDirection = (Direction)rand.Next(nPossibleDirections);
attemptedLocation = GetNextLocation(tempDirection);
}
direction = tempDirection;
}
/// <summary>
/// Changes the ghost's position to a new valid position
/// </summary>
/// <param name="rand"></param>
/// <param name="dataGrid"></param>
public void Move(Random rand, Grid dataGrid)
{
//checks to see if the ghost is perfectly aligned with a cell
if ((location.X % IMAGE_SIZE == 0) && (location.Y % IMAGE_SIZE == 0))
{
location_cellIndex = new Point((location.X / IMAGE_SIZE), (location.Y / IMAGE_SIZE));
RandomiseDirection(rand, dataGrid);
switch (direction)
{
case Direction.Up:
location.Y -= speed;
break;
case Direction.Left:
location.X -= speed;
break;
case Direction.Right:
location.X += speed;
break;
case Direction.Down:
location.Y += speed;
break;
default:
break;
}
imageToggle++;
imageToggle %= ANIMATION_FRAMES;
}
else
{
switch (direction)
{
case Direction.Up:
location.Y -= speed;
break;
case Direction.Left:
location.X -= speed;
break;
case Direction.Right:
location.X += speed;
break;
case Direction.Down:
location.Y += speed;
break;
default:
break;
}
imageToggle++;
imageToggle %= ANIMATION_FRAMES;
}
}
