private static void checkShotEnemyImpacts(Sprite shot)
{
if (shot.Expired)
{
return;
}
foreach (Enemy enemy in EnemyManager.Enemies)
{
if (!enemy.Destroyed)
{
if (shot.IsCircleColliding(enemy.EnemyBase.WorldCenter, enemy.EnemyBase.CollisionRadius))
{
shot.Expired = true;
enemy.Destroyed = true;
GameManager.Score += 10;
if (shot.Frame == 0)
{
EffectsManager.AddExplosion(enemy.EnemyBase.WorldCenter, enemy.EnemyBase.Velocity / 30);
}
else
{
if (shot.Frame == 1)
{
createLargeExplosion(shot.WorldCenter);
checkRocketSplashDamage(shot.WorldCenter);
}
}
}
}
}
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
spriteSheet = Content.Load <Texture2D>(@"Textures\SpriteSheet");
titleScreen = Content.Load <Texture2D>(@"Textures\TitleScreen");
font = Content.Load <SpriteFont>(@"Fonts\Font");
Camera.WorldRectangle = new Rectangle(0, 0, 1600, 1600);
Camera.ViewPortWidth = 800;
Camera.ViewPortHeight = 600;
Map.Initialize(spriteSheet);
Player.Initialize(spriteSheet, new Rectangle(0, 64, 32, 32), 6, new Rectangle(0, 96, 32, 32), 1, new Vector2(32, 32));
EffectsManager.Initialize(spriteSheet, new Rectangle(0, 288, 2, 2), new Rectangle(0, 256, 32, 32), 3);
WeaponManager.Texture = spriteSheet;
GoalManager.Initialize(spriteSheet, new Rectangle(0, 7 * 32, 32, 32), new Rectangle(3 * 32, 7 * 32, 32, 32), 3, 1);
EnemyManager.Initialize(spriteSheet, new Rectangle(0, 160, 32, 32));
Sound.Load(Content);
MediaPlayer.IsRepeating = true;
MediaPlayer.Volume = 0.5f;
MediaPlayer.Play(Sound.Music);
// TODO: use this.Content to load your game content here
}
private static void createLargeExplosion(Vector2 location)
{
EffectsManager.AddLargeExplosion(location + new Vector2(-10, -10));
EffectsManager.AddLargeExplosion(location + new Vector2(-10, 10));
EffectsManager.AddLargeExplosion(location + new Vector2(10, 10));
EffectsManager.AddLargeExplosion(location + new Vector2(10, -10));
EffectsManager.AddLargeExplosion(location);
}
/// <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)
{
// Allows the game to exit
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || (Keyboard.GetState().IsKeyDown(Keys.Escape)))
{
this.Exit();
}
switch (gameState)
{
case GameStates.TitleScreen:
if ((GamePad.GetState(PlayerIndex.One).Buttons.A ==
ButtonState.Pressed) ||
(Keyboard.GetState().IsKeyDown(Keys.Space)))
{
GameManager.StartNewGame();
gameState = GameStates.Playing;
}
break;
case GameStates.Playing:
Player.Update(gameTime);
WeaponManager.Update(gameTime);
EnemyManager.Update(gameTime);
EffectsManager.Update(gameTime);
GoalManager.Update(gameTime);
if (GoalManager.ActiveGates == 0)
{
gameState = GameStates.WaveComplete;
}
break;
case GameStates.WaveComplete:
waveCompleteTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
if (waveCompleteTimer > waveCompleteDelay)
{
GameManager.StartNewWave();
gameState = GameStates.Playing;
waveCompleteTimer = 0.0f;
}
break;
case GameStates.GameOver:
gameOverTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
if (gameOverTimer > gameOverDelay)
{
gameState = GameStates.TitleScreen;
gameOverTimer = 0.0f;
}
break;
}
base.Update(gameTime);
}
private static void checkRocketSplashDamage(Vector2 location)
{
int rocketSplashRadius = 40;
foreach (Enemy enemy in EnemyManager.Enemies)
{
if (!enemy.Destroyed)
{
if (enemy.EnemyBase.IsCircleColliding(location, rocketSplashRadius))
{
enemy.Destroyed = true;
GameManager.Score += 10;
EffectsManager.AddExplosion(enemy.EnemyBase.WorldCenter, Vector2.Zero);
}
}
}
}
private static void checkShotWallImpacts(Sprite shot)
{
if (shot.Expired)
{
return;
}
if (Map.IsWallTile(Map.GetSquareAtPixel(shot.WorldCenter)))
{
shot.Expired = true;
if (shot.Frame == 0)
{
EffectsManager.AddSparksEffect(shot.WorldCenter, shot.Velocity);
}
else
{
createLargeExplosion(shot.WorldCenter);
checkRocketSplashDamage(shot.WorldCenter);
}
}
}
/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.CornflowerBlue);
spriteBatch.Begin();
if (gameState == GameStates.TitleScreen)
{
spriteBatch.Draw(
titleScreen,
new Rectangle(0, 0, 800, 600),
Color.White);
}
if ((gameState == GameStates.Playing) ||
(gameState == GameStates.WaveComplete) ||
(gameState == GameStates.GameOver))
{
Map.Draw(spriteBatch);
WeaponManager.Draw(spriteBatch);
Player.Draw(spriteBatch);
EnemyManager.Draw(spriteBatch);
EffectsManager.Draw(spriteBatch);
GoalManager.Draw(spriteBatch);
checkPlayerDeath();
spriteBatch.DrawString(
font,
"Score: " + GameManager.Score.ToString(),
new Vector2(30, 5),
Color.White);
spriteBatch.DrawString(
font,
"Gates Remaining: " +
GoalManager.ActiveGates,
new Vector2(520, 5),
Color.White);
}
if (gameState == GameStates.WaveComplete)
{
spriteBatch.DrawString(
font,
"Beginning Wave " +
(GameManager.CurrentWave + 1).ToString(),
new Vector2(300, 300),
Color.White);
}
if (gameState == GameStates.GameOver)
{
spriteBatch.DrawString(
font,
"G A M E O V E R!",
new Vector2(300, 300),
Color.White);
}
spriteBatch.End();
base.Draw(gameTime);
}