public static Die getInstance()
{
if (instance == null)
{
instance = new Die();
}
return instance;
}
protected override void Update(GameTime gameTime)
{
if (lastRollDisplayed > 0 && gameTime.TotalGameTime.TotalSeconds - lastRollDisplayed > 2)
{
lastRollDisplayed = 0;
playerDieTexture = null;
enemyDieTexture = null;
}
switch (gameState)
{
case Constants.GAME_STATE.Roll:
if (tileMap.IsBattleTile(current))
{
gameState = Constants.GAME_STATE.SecondAction;
break;
}
if (TouchPanel.IsGestureAvailable)
{
GestureSample gesture = TouchPanel.ReadGesture();
if (gesture.GestureType == GestureType.Tap)
{
lastRollDisplayed = gameTime.TotalGameTime.TotalSeconds;
movesLeft = Die.getInstance().roll();
playerDieTexture = Texture.diceTextures.ElementAt <Texture2D>(movesLeft - 1);
//Calculate moveable squares
Tuple <int, Point> message = new Tuple <int, Point>(movesLeft, current._location);
tileMap.FindMoveableTiles(message);
gameState = Constants.GAME_STATE.Move;
}
}
break;
case Constants.GAME_STATE.FirstAction:
if (TouchPanel.IsGestureAvailable)
{
GestureSample gesture = TouchPanel.ReadGesture();
if (gesture.GestureType == GestureType.Tap)
{
lastRollDisplayed = gameTime.TotalGameTime.TotalSeconds;
gameState = Constants.GAME_STATE.SecondAction;
}
}
break;
case Constants.GAME_STATE.Move:
engagedEnemy = tileMap.FindAdjacentEnemies(current);
if (engagedEnemy != null)
{
gameState = Constants.GAME_STATE.SecondAction;
break;
}
if (movesLeft == 0)
{
gameState = Constants.GAME_STATE.Roll;
}
if (TouchPanel.IsGestureAvailable)
{
GestureSample gesture = TouchPanel.ReadGesture();
if (gesture.GestureType == GestureType.FreeDrag)
{
tileMap._camera.MoveCamera(-gesture.Delta);
}
if (gesture.GestureType == GestureType.Tap)
{
int x = (int)tileMap._camera._cameraPosition.X + (int)gesture.Position.X - Constants.MARGIN_LEFT;
int y = (int)tileMap._camera._cameraPosition.Y + (int)gesture.Position.Y - Constants.MARGIN_TOP;
TileObject to = current._tileObject;
Tile t = tileMap.GetTile(new Point(x / Constants.TILE_WIDTH, y / (Constants.TILE_HEIGHT - Constants.TILE_OFFSET)));
if (tileMap.MoveTileObject(to, new Point(t._location.X, t._location.Y)))
{
movesLeft -= (Math.Abs(current._location.X - t._location.X) + Math.Abs(current._location.Y - t._location.Y));
current = t;
Tuple <int, Point> message = new Tuple <int, Point>(movesLeft, current._location);
tileMap.FindMoveableTiles(message);
if (tileMap.IsBattleTile(current))
{
break;
}
if (movesLeft == 0)
{
gameState = Constants.GAME_STATE.Roll;
}
}
}
}
break;
case Constants.GAME_STATE.SecondAction:
if (TouchPanel.IsGestureAvailable)
{
GestureSample gesture = TouchPanel.ReadGesture();
if (gesture.GestureType == GestureType.Tap)
{
Player player = (Player)current._tileObject;
lastRollDisplayed = gameTime.TotalGameTime.TotalSeconds;
playerRoll = Die.getInstance().roll();
playerDieTexture = Texture.diceTextures.ElementAt <Texture2D>(playerRoll - 1);
enemyRoll = Die.getInstance().roll();
enemyDieTexture = Texture.diceTextures.ElementAt <Texture2D>(enemyRoll - 1);
if (playerRoll > enemyRoll)
{
engagedEnemy._health -= 1;
if (engagedEnemy._health == 0)
{
tileMap.RemoveTileObject(engagedEnemy);
Tuple <TileObject, TileObject> bundle = new Tuple <TileObject, TileObject>(player, engagedEnemy);
tileMap.notifyObservers(Constants.GAME_UPDATE.Capture, bundle);
}
if (movesLeft == 0)
{
gameState = Constants.GAME_STATE.Roll;
}
}
else if (playerRoll == enemyRoll)
{
engagedEnemy._health -= 1;
if (engagedEnemy._health == 0)
{
tileMap.RemoveTileObject(engagedEnemy);
Tuple <TileObject, TileObject> bundle = new Tuple <TileObject, TileObject>(player, engagedEnemy);
tileMap.notifyObservers(Constants.GAME_UPDATE.Capture, bundle);
}
player._health -= 1;
//GAME OVER!
if (player._health == 0)
{
tileMap.RemoveTileObject(player);
}
if (movesLeft == 0)
{
gameState = Constants.GAME_STATE.Roll;
}
}
else
{
player._health -= 1;
//GAME OVER!
if (player._health == 0)
{
tileMap.RemoveTileObject(player);
}
if (movesLeft == 0)
{
gameState = Constants.GAME_STATE.Roll;
}
}
Tuple <int, Point> message = new Tuple <int, Point>(movesLeft, current._location);
tileMap.FindMoveableTiles(message);
gameState = Constants.GAME_STATE.Move;
}
}
break;
case Constants.GAME_STATE.End:
break;
}
// Allows the game to exit
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
{
this.Exit();
}
base.Update(gameTime);
}