/// <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)
{
this.Exit();
}
EffectManager.Update(gameTime);
// TODO: Add your update logic here
KeyboardState kb = Keyboard.GetState();
switch (gameState)
{
case GameStates.TitleScreen:
SoundManager.StopSong();
titleScreenTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
if (titleScreenTimer >= titleScreenDelayTime)
{
if ((Keyboard.GetState().IsKeyDown(Keys.Space)) ||
(GamePad.GetState(PlayerIndex.One).Buttons.A ==
ButtonState.Pressed))
{
playerManager.LivesRemaining = playerStartingLives;
playerManager.PlayerScore = 0;
resetGame();
gameState = GameStates.DifficultySelect;
}
}
break;
case GameStates.CreditsScreen:
if (kb.IsKeyDown(Keys.R))
{
gameState = GameStates.TitleScreen;
}
break;
case GameStates.Pause:
if (kb.IsKeyDown(Keys.P))
{
gameState = GameStates.Playing;
}
break;
case GameStates.DifficultySelect:
//WORK ON DIFFICULTY
if (kb.IsKeyDown(Keys.D1))
{
//CHANGING DIFFICULTY LEVEL
difficultyLevel = 1;
gameState = GameStates.Playing;
//LIVES - 1, because the game includes 0 as a life. Total lives are lives remaining + 1. Fixed it in the display, so life 1 is your last life.
playerManager.LivesRemaining = 5;
//ENEMIES
enemyManager.MinShipsPerWave = 2;
enemyManager.MaxShipsPerWave = 4;
//ASTEROIDS
asteroidManager.minSpeed = 40;
asteroidManager.maxSpeed = 80;
//SCORES
collisionManager.enemyPointValue = 50;
for (int i = 0; i < 7; i++)
{
asteroidManager.AddAsteroid();
}
}
else if (kb.IsKeyDown(Keys.D2))
{
difficultyLevel = 2;
gameState = GameStates.Playing;
playerManager.LivesRemaining = 2;
enemyManager.MinShipsPerWave = 6;
enemyManager.MaxShipsPerWave = 8;
asteroidManager.minSpeed = 60;
asteroidManager.maxSpeed = 120;
collisionManager.enemyPointValue = 100;
for (int i = 0; i < 10; i++)
{
asteroidManager.AddAsteroid();
}
}
else if (kb.IsKeyDown(Keys.D3))
{
difficultyLevel = 3;
gameState = GameStates.Playing;
playerManager.LivesRemaining = 1;
enemyManager.MinShipsPerWave = 12;
enemyManager.MaxShipsPerWave = 16;
asteroidManager.minSpeed = 100;
asteroidManager.maxSpeed = 140;
collisionManager.enemyPointValue = 200;
for (int i = 0; i < 13; i++)
{
asteroidManager.AddAsteroid();
}
}
else if (kb.IsKeyDown(Keys.D4))
{
difficultyLevel = 4;
playerManager.isD4 = true;
gameState = GameStates.Playing;
playerManager.LivesRemaining = 0;
enemyManager.MinShipsPerWave = 20;
enemyManager.MaxShipsPerWave = 24;
asteroidManager.minSpeed = 160;
asteroidManager.maxSpeed = 220;
collisionManager.enemyPointValue = 400;
playerManager.PowerupLevel = 4;
for (int i = 0; i < 15; i++)
{
asteroidManager.AddAsteroid();
}
}
else if (kb.IsKeyDown(Keys.D9)) //Survival Mode. Score = time played. No enemies.
{
difficultyLevel = 9;
gameState = GameStates.Playing;
playerManager.LivesRemaining = 1;
enemyManager.MinShipsPerWave = 0;
enemyManager.MaxShipsPerWave = 0;
asteroidManager.minSpeed = 200;
asteroidManager.maxSpeed = 300;
playerManager.playerSpeed = 400.0f;
for (int i = 0; i < 20; i++)
{
asteroidManager.AddAsteroid();
}
}
//Cheat Code Viewer
else if (kb.IsKeyDown(Keys.D5))
{
gameState = GameStates.ccViewer;
}
if (kb.IsKeyDown(Keys.Z))
{
gameState = GameStates.CreditsScreen;
}
break;
case GameStates.ccViewer:
if (kb.IsKeyDown(Keys.R))
{
gameState = GameStates.DifficultySelect;
}
break;
case GameStates.Playing:
starField.Update(gameTime);
asteroidManager.Update(gameTime);
playerManager.Update(gameTime);
enemyManager.Update(gameTime);
explosionManager.Update(gameTime);
collisionManager.CheckCollisions();
planetManager.Update(gameTime);
if (playerManager.Destroyed)
{
SoundManager.PlayPlayerDeath();
playerDeathTimer = 0f;
enemyManager.Active = false;
playerManager.LivesRemaining--;
if (playerManager.LivesRemaining < 0)
{
gameState = GameStates.GameOver;
}
else
{
gameState = GameStates.PlayerDead;
}
}
//RESET FUNCTION
if (kb.IsKeyDown(Keys.R))
{
resetGame();
gameState = GameStates.DifficultySelect;
playerManager.PlayerScore = 0;
playerManager.playerSpeed = 320.0f;
playerTimePlayed = 0f;
asteroidManager.Clear();
playerManager.PowerupLevel = 1;
}
//PAUSE FUNCTION
if (kb.IsKeyDown(Keys.P))
{
gameState = GameStates.Pause;
}
//CHEAT CODES FOR LOSERS
//Press 6 & 9 on Keypad to change lives to 69.
if (kb.IsKeyDown(Keys.D6) && kb.IsKeyDown(Keys.D9))
{
playerManager.LivesRemaining = 68;
}
//KYS
if (kb.IsKeyDown(Keys.K) && kb.IsKeyDown(Keys.Y) && kb.IsKeyDown(Keys.S))
{
playerManager.Destroyed = true;
SoundManager.PlayPlayerDeath();
}
//AND THIS IS TO GO EVEN FURTHER BEYOND! (Work on This)
if (kb.IsKeyDown(Keys.S) && kb.IsKeyDown(Keys.D3))
{
playerManager.playerSpeed = 480.0f;
asteroidManager.minSpeed = 60;
asteroidManager.maxSpeed = 120;
playerManager.PowerupLevel = 2;
SoundManager.PlayGoku();
}
//Smokemon
if (kb.IsKeyDown(Keys.D4) && kb.IsKeyDown(Keys.D2) && kb.IsKeyDown(Keys.D0))
{
isWeed = true;
SoundManager.PlaySmokemon();
//Plays Smokemon, but does not reset when you rest.
starField = new StarField(
this.Window.ClientBounds.Width,
this.Window.ClientBounds.Height,
200,
new Vector2(0, 30f),
weedBG,
new Rectangle(0, 0, 800, 600));
}
/*
* Automatic difficulty adjustment based on your progress
* if (difficultyLevel == 4 && playerManager.LivesRemaining > 1 && playerManager.LivesRemaining < 59)
* {
* asteroidManager.minSpeed = 170;
* asteroidManager.maxSpeed = 270;
* }
*/
break;
case GameStates.PlayerDead:
playerDeathTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
starField.Update(gameTime);
asteroidManager.Update(gameTime);
enemyManager.Update(gameTime);
playerManager.PlayerShotManager.Update(gameTime);
explosionManager.Update(gameTime);
planetManager.Update(gameTime);
if (playerDeathTimer >= playerDeathDelayTime)
{
resetGame();
gameState = GameStates.Playing;
}
//RESET FUNCTION
kb = Keyboard.GetState();
if (kb.IsKeyDown(Keys.R))
{
resetGame();
gameState = GameStates.DifficultySelect;
playerManager.PlayerScore = 0;
playerManager.playerSpeed = 320.0f;
playerTimePlayed = 0f;
asteroidManager.Clear();
playerManager.PowerupLevel = 1;
}
break;
case GameStates.GameOver:
playerDeathTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
starField.Update(gameTime);
asteroidManager.Update(gameTime);
enemyManager.Update(gameTime);
playerManager.PlayerShotManager.Update(gameTime);
explosionManager.Update(gameTime);
planetManager.Update(gameTime);
if (playerDeathTimer >= playerDeathDelayTime)
{
gameState = GameStates.TitleScreen;
}
//RESET FUNCTION
kb = Keyboard.GetState();
if (kb.IsKeyDown(Keys.R))
{
resetGame();
gameState = GameStates.DifficultySelect;
playerManager.PlayerScore = 0;
playerManager.playerSpeed = 320.0f;
playerTimePlayed = 0f;
asteroidManager.Clear();
playerManager.PowerupLevel = 1;
}
break;
}
base.Update(gameTime);
}
/// <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)
{
this.Exit();
}
// TODO: Add your update logic here
switch (gameState)
{
case GameStates.TitleScreen:
titleScreenTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
if (titleScreenTimer >= titleScreenDelayTime)
{
if ((Keyboard.GetState().IsKeyDown(Keys.Space)) ||
(GamePad.GetState(PlayerIndex.One).Buttons.A ==
ButtonState.Pressed))
{
playerManager.LivesRemaining = playerStartingLives;
playerManager.PlayerScore = 0;
resetGame();
gameState = GameStates.Playing;
}
}
break;
case GameStates.Playing:
playerManager.HandleGuns(gunManager);
starField.Update(gameTime);
asteroidManager.Update(gameTime);
playerManager.Update(gameTime);
enemyManager.Update(gameTime);
explosionManager.Update(gameTime);
collisionManager.CheckCollisions();
EffectManager.Update(gameTime);
MouseState ms = Mouse.GetState();
crosshair.Location = new Vector2(ms.X, ms.Y);
if (playerManager.Destroyed)
{
playerDeathTimer = 0f;
enemyManager.Active = false;
playerManager.LivesRemaining--;
if (playerManager.LivesRemaining < 0)
{
gameState = GameStates.GameOver;
}
else
{
gameState = GameStates.PlayerDead;
}
}
break;
case GameStates.PlayerDead:
playerDeathTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
starField.Update(gameTime);
asteroidManager.Update(gameTime);
enemyManager.Update(gameTime);
playerManager.PlayerShotManager.Update(gameTime);
explosionManager.Update(gameTime);
if (playerDeathTimer >= playerDeathDelayTime)
{
resetGame();
gameState = GameStates.Playing;
}
break;
case GameStates.GameOver:
playerDeathTimer +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
starField.Update(gameTime);
asteroidManager.Update(gameTime);
enemyManager.Update(gameTime);
playerManager.PlayerShotManager.Update(gameTime);
explosionManager.Update(gameTime);
if (playerDeathTimer >= playerDeathDelayTime)
{
gameState = GameStates.TitleScreen;
}
break;
}
base.Update(gameTime);
}