private void FinishGame(Boolean isVictory)
{
IsActiveGameMode = false;
_dispatcherFunction(() =>
{
PlayerBulletList.ForEach(x => x.Reset());
EnemyBulletList.ForEach(x => x.Reset());
});
if (isVictory && OnWin != null)
{
OnWin(this, new EventArgs());
}
if (!isVictory && OnLose != null)
{
OnLose(this, new EventArgs());
}
}
/// <summary>
/// Manages all the bullets and their collisions on screen as well as remove them from their list if they are inActive
/// Does NOT move the bullets since that needs to be frame dependent and this can be on a different thread
/// </summary>
private void BulletManage()
{
//Manage enemy bullets
if (BulletList.Count > 0)
{
int count = BulletList.Count;
for (int i = 0; i < count; i++)
{
Bullet currB = BulletList[i];
currB.CheckCollision(P1);
//Take the bullet out of the list if the collision check caused it to be inactive
if (!currB.IsActive)
{
BulletList.Remove(currB);
}
count = BulletList.Count;
}
}
//Manage player bullets
if (PlayerBulletList.Count > 0)
{
int count = PlayerBulletList.Count;
for (int i = 0; i < count; i++)
{
PlayerBullet currPB = PlayerBulletList[i];
currPB.CheckCollision(EnemyList);
//Take the bullet out of the list if the collision check caused it to be inactive
if (!currPB.IsActive)
{
PlayerBulletList.Remove(currPB);
}
//Updates the for loop boundary since a bullet could be added before it finishes
count = PlayerBulletList.Count;
}
}
}
/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
{
Exit();
}
currState = Keyboard.GetState(); //Update keyboard state
//If the game is at the menu, only check if the player pressed enter.
if (gameState == GameState.Menu)
{
if (currState.IsKeyUp(Keys.Enter) && prevState.IsKeyDown(Keys.Enter))
{
gameState = GameState.Controls;
}
prevState = currState; //Set previous state to last current state
}
//If the game is at the controls
else if (gameState == GameState.Controls)
{
if (currState.IsKeyUp(Keys.Enter) && prevState.IsKeyDown(Keys.Enter))
{
gameState = GameState.InWave;
}
}
//If the game is playing
else if (gameState == GameState.InWave)
{
if (P1.Health <= 0)
{
gameState = GameState.GameOver;
//Clear out the bullets
BulletList.Clear();
PlayerBulletList.Clear();
}
//Check if the player paused the game
if (currState.IsKeyUp(Keys.P) && prevState.IsKeyDown(Keys.P))
{
gameState = GameState.Pause;
}
// activate developer tool
if (currState.IsKeyUp(Keys.F1) && prevState.IsKeyDown(Keys.F1))
{
GameBalanceTool gameBalance = new GameBalanceTool();
gameBalance.Show();
}
//Check for player movement
P1.Movement();
//Move and Manage enemies and bullets
MoveBullets();
MoveEnemies();
BulletManage();
EnemyManage();
//Manage the wave
WaveManage();
/** Threading code to use if optimization needed
* bulletThread = new Thread(BulletManage);
* bulletThread.Start();
*/
//keeps tank from moving past screen
if (P1.position.X < 0)
{
P1.position.X = 0;
}
if (P1.position.X > GAME_WIDTH - P1.position.Width)
{
P1.position.X = GAME_WIDTH - P1.position.Width;
}
}
else if (gameState == GameState.Pause)
{
//Check if player unpaused the game
if (currState.IsKeyUp(Keys.P) && prevState.IsKeyDown(Keys.P))
{
gameState = GameState.InWave;
}
}
else if (gameState == GameState.GameOver)
{
if (currState.IsKeyUp(Keys.Enter) && prevState.IsKeyDown(Keys.Enter))
{
//Reset player
P1.Reset();
//Clear all active items off screen
bulletList.Clear();
playerBulletList.Clear();
enemyList.Clear();
//Reset the wave
currWave = new Wave();
enemyIndex = 0;
currCoolDown = spawnCoolDown;
gameState = GameState.InWave; //Go back to a new game
}
}
prevState = currState; //Update prev keyboard state
base.Update(gameTime);
}
private void HandleBulletCreated(Bullet newBullet)
{
PlayerBulletList.Add(newBullet);
}
