/// <summary>
/// Load Game Assets and initialize all screens
/// </summary>
protected override void LoadContent()
{
//Instantiate the singleton class GameContent and load all game assets
GameContent gameContent = new GameContent(Content);
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
//Instantiate the singleton class HorizontalMenuBGSprite
HorizontalMenuBGSprite scrollingBG = new HorizontalMenuBGSprite(GameContent.GameAssets.Images.Backgrounds.Screens[ScreenBackgrounds.GlobalScrollingBg], spriteBatch);
//Initialize screens
titleScreen = new Title(spriteBatch, new Delegates.QuitFunction(Exit));
titleScreen.InitScreen(ScreenType.Title);
titleScreen.Visible = true;
shopScreen = new Shop(spriteBatch);
shopScreen.InitScreen(ScreenType.Shop);
controlScreen = new ControlScreen(spriteBatch);
controlScreen.InitScreen(ScreenType.ControlScreen);
mainMenuScreen = new MainMenu(spriteBatch);
mainMenuScreen.InitScreen(ScreenType.MainMenu);
creditsScreen = new Credits(spriteBatch);
creditsScreen.InitScreen(ScreenType.Credits);
gameScreen = new GameScreen(spriteBatch);
gameScreen.InitScreen(ScreenType.Game);
optionScreen = new Options(spriteBatch);
optionScreen.InitScreen(ScreenType.Options);
pauseScreen = new PauseScreen(spriteBatch);
pauseScreen.InitScreen(ScreenType.Pause);
shipSelectScreen = new ShipSelect(spriteBatch);
shipSelectScreen.InitScreen(ScreenType.ShipSelect);
weaponSelectScreen = new WeaponSelectScreen(spriteBatch);
weaponSelectScreen.InitScreen(ScreenType.WeaponSelect);
upgradeScreen = new UpgradeScreen(spriteBatch);
upgradeScreen.InitScreen(ScreenType.UpgradeScreen);
tierSelectScreen = new TierSelect(spriteBatch);
tierSelectScreen.InitScreen(ScreenType.TierSelect);
levelSelectScreen = new LevelSelect(spriteBatch);
levelSelectScreen.InitScreen(ScreenType.LevelSelect);
screenManager = new ScreenManager(spriteBatch, Color.White, titleScreen, mainMenuScreen, creditsScreen, gameScreen, optionScreen, shopScreen, pauseScreen, shipSelectScreen, weaponSelectScreen, upgradeScreen, tierSelectScreen, levelSelectScreen, controlScreen);
StateManager.AllScreens = screenManager;
StateManager.ScreenState = CoreTypes.ScreenType.Title;
}
