protected override void LoadContent()
{
_spriteBatch = new SpriteBatch(GraphicsDevice);
// TODO: use this.Content to load your game content here
_sfxHit = Content.Load <SoundEffect>(ASSET_NAME_SFX_HIT);
_sfxButtonPress = Content.Load <SoundEffect>(ASSET_NAME_SFX_BUTTON_PRESS);
_sfxScoredReached = Content.Load <SoundEffect>(ASSET_NAME_SFX_SCORE_REACHED);
_spriteSheetTexture = Content.Load <Texture2D>(ASSET_NAME_SPRITESHEET);
_fadeInTexture = new Texture2D(GraphicsDevice, 1, 1);
_fadeInTexture.SetData(new Color[] { Color.White });
_tRex = new TRex(_spriteSheetTexture, new Vector2(TREX_START_POS_X, TREX_START_POS_Y - TRex.GetHeight()), _sfxButtonPress);
_tRex.DrawOrder = 10;
_tRex.JumpComplete += tRex_JumpComplete;
_tRex.Died += tRex_Died;
_scoreBoard = new ScoreBoard(_spriteSheetTexture, new Vector2(SCORE_BOARD_POS_X, SCORE_BOARD_POS_y), _tRex);
_inputController = new InputController(_tRex);
_groundManager = new GroundManager(_spriteSheetTexture, _entityManager, _tRex);
_obstacleManager = new ObstacleManager(_entityManager, _tRex, _scoreBoard, _spriteSheetTexture);
_gameOverScreen = new GameOverScreen(_spriteSheetTexture, this);
_gameOverScreen.Position = new Vector2(WINDOW_WIDTH / 2 - GameOverScreen.GAME_OVER_SPRITE_WIDTH / 2, WINDOW_HEIGHT / 2 - 30);
_entityManager.AddEntity(_tRex);
_entityManager.AddEntity(_groundManager);
_entityManager.AddEntity(_scoreBoard);
_entityManager.AddEntity(_obstacleManager);
_entityManager.AddEntity(_gameOverScreen);
_groundManager.Initialize();
}