//Constructor
public GameManager(GameData gameData, GameScreen gameScreen)
{
GameConfig.MoveKeys = MoveKeys.WASD;
this.gameData = gameData;
this.gameScreen = gameScreen;
this.previousKeyboardState = Keyboard.GetState();
//Initialize and set screen to start
screenManager = new ScreenManager(gameData, this);
screenManager.SetScreen(ScreenView.MENU);
//Set current game state and initalize menu and managers
this.currentGameState = GameState.MENU; //initial screen
this.menuOption = MenuOption.PLAY_GAME; // initial menu option
this.settingsMenuOption = MenuOption.DIFFICULTY; // initial settings menu option
this.difficultySettingsMenuOption = DifficultyMenuOption.EASY;
this.GameOverMenuOption = MenuOption.MENU;
this.bulletManager = new BulletManager(gameData);
this.inputManager = new InputManager(bulletManager); //give bullet manager to input manager to handle player shooting
}
public DifficultyMenuOption DifficultySettingsMenuMove(GameManager controller, KeyboardState state, KeyboardState previousState, DifficultyMenuOption menuStateIn, out GameState newGameState)
{
if (state.IsKeyDown(upKey) && previousState.IsKeyUp(upKey))
{
PlayCursorSoundEffect();
newGameState = GameState.MENU;
switch (menuStateIn)
{
case DifficultyMenuOption.EASY:
return(DifficultyMenuOption.EASY);
case DifficultyMenuOption.MEDIUM:
return(DifficultyMenuOption.EASY);
case DifficultyMenuOption.HARD:
return(DifficultyMenuOption.MEDIUM);
case DifficultyMenuOption.INSANE:
return(DifficultyMenuOption.HARD);
case DifficultyMenuOption.MENU:
return(DifficultyMenuOption.INSANE);
}
}
else if (state.IsKeyDown(downKey) && previousState.IsKeyUp(downKey))
{
PlayCursorSoundEffect();
newGameState = GameState.MENU;
switch (menuStateIn)
{
case DifficultyMenuOption.EASY:
return(DifficultyMenuOption.MEDIUM);
case DifficultyMenuOption.MEDIUM:
return(DifficultyMenuOption.HARD);
case DifficultyMenuOption.HARD:
return(DifficultyMenuOption.INSANE);
case DifficultyMenuOption.INSANE:
return(DifficultyMenuOption.MENU);
case DifficultyMenuOption.MENU:
return(DifficultyMenuOption.MENU);
}
}
else if (state.IsKeyDown(Keys.Enter) && previousState.IsKeyUp(Keys.Enter))
{
PlayEnterSoundEffect();
newGameState = GameState.MENU;
controller.ScreenManager.SetScreen(ScreenView.MENU);
}
newGameState = GameState.MENU;
return(menuStateIn);
}
//Update
public void Update(GameTime gameTime)
{
this.timeElapsed = gameTime;
// Gets the state of the keyboard and checks the combos as follows.
KeyboardState keyboardState = Keyboard.GetState();
switch (this.CurrentGameState)
{
case GameState.PAUSE:
if (timePaused + 3 < timeElapsed.TotalGameTime.TotalSeconds)
{
this.CurrentGameState = GameState.PLAY;
}
break;
case GameState.PLAY:
GameState newGameState1;
this.inputManager.HandlePlayerInput(keyboardState);
//this.collisionDetection(gameTime);
this.inputManager.InGamePauseMenu(this, keyboardState, previousKeyboardState, menuOption, out newGameState1);
this.CurrentGameState = newGameState1;
this.gameData.Update(gameTime); //xxx
this.stageManager.Update(gameTime);
if (Player.Instance.IsDead) //For real dead - all lives gone
{
//Change screen to game over
this.gameOver = GameOver.LOSE;
this.CurrentGameState = GameState.GAMEOVER;
}
else if (this.stageManager.isGameOver()) //Player won
{
this.gameOver = GameOver.WIN;
this.CurrentGameState = GameState.GAMEOVER;
}
break;
case GameState.MENU:
GameState newGameState = GameState.MENU;
if (screenManager.Current == ScreenView.SETTINGS) //In the settings menu
{
this.settingsMenuOption = inputManager.SettingsMenuMove(this, keyboardState, previousKeyboardState, settingsMenuOption, out newGameState);
}
else if (screenManager.Current == ScreenView.DIFFICULTY_SETTINGS) //In the difficulty settings menu
{
this.difficultySettingsMenuOption = inputManager.DifficultySettingsMenuMove(this, keyboardState, previousKeyboardState, difficultySettingsMenuOption, out newGameState);
switch (difficultySettingsMenuOption)
{
case DifficultyMenuOption.EASY:
gameData.Difficulty = Difficulty.Easy;
break;
case DifficultyMenuOption.MEDIUM:
gameData.Difficulty = Difficulty.Medium;
break;
case DifficultyMenuOption.HARD:
gameData.Difficulty = Difficulty.Hard;
break;
case DifficultyMenuOption.INSANE:
gameData.Difficulty = Difficulty.Insane;
break;
}
}
else if (screenManager.Current == ScreenView.MENU) //In the main menu
{
this.menuOption = inputManager.MenuMove(this, keyboardState, previousKeyboardState, menuOption, out newGameState);
if (currentGameState != GameState.PLAY && newGameState == GameState.PLAY)
{
ResetGame();
InitManagers();
this.stageManager.initStages();
}
}
this.CurrentGameState = newGameState;
break;
case GameState.PAUSEDMENU:
GameState newGameState3;
if (screenManager.Current == ScreenView.SETTINGS)
{
inputManager.PausedSettingsMenuMove(this, keyboardState, previousKeyboardState);
newGameState3 = GameState.PAUSEDMENU;
}
else //PAUSED_MENU
{
this.menuOption = inputManager.PausedMenuMove(this, keyboardState, previousKeyboardState, menuOption, out newGameState3);
if (currentGameState != GameState.PLAY && newGameState3 == GameState.PLAY)
{
//this.stageManager.ConfigureNextStage(gameData);
}
}
this.CurrentGameState = newGameState3;
break;
case GameState.GAMEOVER: //Win or Lose
GameState newGameState4;
this.gameOverMenuOption = inputManager.GameOverMenuMove(this, keyboardState, previousKeyboardState, gameOverMenuOption, out newGameState4);
this.CurrentGameState = newGameState4;
break;
case GameState.EXIT:
System.Environment.Exit(0);
break;
}
previousKeyboardState = keyboardState;
}
