/// <summary>
/// If the level is over, draws text describing the level's outcome.
/// </summary>
private void DrawLevelEndIfNecessary()
{
if (isLevelEnd)
{
string stringToDisplay = string.Empty;
if (isUserWon)
{
if (FinalScore != 0 && HighScoreScreen.IsInHighscores(FinalScore))
{
stringToDisplay = "It's a new\nHigh-Score!";
}
else
{
stringToDisplay = "You Win!";
}
}
else
{
stringToDisplay = "Time Is Up!";
}
Vector2 stringVector = font36px.MeasureString(stringToDisplay) * ScreenManager.SpriteBatch.ScaleVector;
ScreenManager.SpriteBatch.DrawString(font36px, stringToDisplay,
new Vector2(ScreenManager.GraphicsDevice.Viewport.Width / 2 - stringVector.X / 2,
ScreenManager.GraphicsDevice.Viewport.Height / 2 - stringVector.Y / 2),
Color.White);
}
}
/// <summary>
/// Screen update logic
/// </summary>
/// <param name="gameTime"></param>
/// <param name="otherScreenHasFocus"></param>
/// <param name="coveredByOtherScreen"></param>
public override void Update(GameTime gameTime, bool otherScreenHasFocus, bool coveredByOtherScreen)
{
// If necessary, load the highscore. Remember that calling LoadHighscores multiple times does not have
// and adverse effect. Highscore will only be loaded once.
if (!HighScoreScreen.HighscoreLoaded)
{
HighScoreScreen.LoadHighscores();
}
// If additional thread is running, do nothing
else if (null != thread)
{
// If additional thread finished loading and the screen is not exiting
if (thread.ThreadState == ThreadState.Stopped && !IsExiting)
{
// Move on to the game play screen once highscore data is loaded
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
ScreenManager.AddScreen(gameplayScreen, null);
}
}
base.Update(gameTime, otherScreenHasFocus, coveredByOtherScreen);
}
/// <summary>
/// Starts new level or exit to High Score
/// </summary>
/// <param name="input"></param>
private void StartNewLevelOrExit(InputState input)
{
// If there is no next level - go to high score screen
if (!difficultyMode.HasValue)
{
// If is in high score, gets is name
if (GameplayScreen.FinalScore != 0 && HighScoreScreen.IsInHighscores(GameplayScreen.FinalScore))
{
Guide.BeginShowKeyboardInput(PlayerIndex.One,
"Player Name", "What is your name (max 15 characters)?", "Player",
AfterPlayerEnterName, null);
}
else
{
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
ScreenManager.AddScreen(new BackgroundScreen("highScoreScreen"), null);
ScreenManager.AddScreen(new HighScoreScreen(), null);
}
}
// If not already loading
else if (!isLoading)
{
// Start loading the resources in an additional thread
thread = new Thread(new ThreadStart(gameplayScreen.LoadAssets));
isLoading = true;
thread.Start();
}
}
/// <summary>
/// A handler invoked after the user has enter his name.
/// </summary>
/// <param name="result"></param>
private void AfterPlayerEnterName(IAsyncResult result)
{
// Gets the name entered
string playerName = Guide.EndShowKeyboardInput(result);
if (!string.IsNullOrEmpty(playerName))
{
// Ensure that it is valid
if (playerName != null && playerName.Length > 15)
{
playerName = playerName.Substring(0, 15);
}
// Puts it in high score
HighScoreScreen.PutHighScore(playerName, GameplayScreen.FinalScore);
HighScoreScreen.HighScoreChanged();
}
// Moves to the next screen
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
ScreenManager.AddScreen(new BackgroundScreen("highScoreScreen"), null);
ScreenManager.AddScreen(new HighScoreScreen(), null);
}
/// <summary>
/// Respond to "Exit" Item Selection
/// </summary>
/// <param name="playerIndex"></param>
protected override void OnCancel(PlayerIndex playerIndex)
{
HighScoreScreen.SaveHighscore();
ScreenManager.Game.Exit();
AudioManager.StopSound("MenuMusic_Loop");
}
/// <summary>
/// Performs necessary update logic.
/// </summary>
/// <param name="gameTime">Game time information.</param>
/// <param name="otherScreenHasFocus">Whether another screen has the focus.</param>
/// <param name="coveredByOtherScreen">Whether this screen is covered by another.</param>
public override void Update(GameTime gameTime, bool otherScreenHasFocus, bool coveredByOtherScreen)
{
if (isExiting)
{
if (!HighScoreScreen.HighscoreSaved)
{
HighScoreScreen.SaveHighscore();
}
else
{
isExiting = false;
ScreenManager.Game.Exit();
}
}
base.Update(gameTime, otherScreenHasFocus, coveredByOtherScreen);
}
/// <summary>
/// Starts new level or exit to High Score
/// </summary>
/// <param name="input"></param>
private void StartNewLevelOrExit(InputState input)
{
// If there is no next level - go to high score screen
if (!difficultyMode.HasValue)
{
// If is in high score, gets is name
if (GameplayScreen.FinalScore != 0 && HighScoreScreen.IsInHighscores(GameplayScreen.FinalScore))
{
Guide.BeginShowKeyboardInput(PlayerIndex.One,
"Player Name", "What is your name (max 15 characters)?", "Player",
AfterPlayerEnterName, null);
}
else
{
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
ScreenManager.AddScreen(new BackgroundScreen("highScoreScreen"), null);
ScreenManager.AddScreen(new HighScoreScreen(), null);
}
}
// If not already loading
else if (!isLoading)
{
#if MONOMAC
// Start loading the resources on main thread
// If not then all sorts of errors happen for
// AutoReleasPools and OpenGL does not handle
// multiple thread to well when using Thread
MonoMac.AppKit.NSApplication.SharedApplication.BeginInvokeOnMainThread(delegate {
gameplayScreen.LoadAssets();
isLoading = false;
assetsLoaded = true;
});
#else
// Start loading the resources in an additional thread
thread = new Thread(new ThreadStart(gameplayScreen.LoadAssets));
isLoading = true;
thread.Start();
#endif
}
}
/// <summary>
/// A handler invoked after the user has entered his name.
/// </summary>
/// <param name="result"></param>
private void AfterPlayerEnterName(IAsyncResult result)
{
// Get the name entered by the user
string playerName = Guide.EndShowKeyboardInput(result);
if (!string.IsNullOrEmpty(playerName))
{
// Ensure that it is valid
if (playerName != null && playerName.Length > 15)
{
playerName = playerName.Substring(0, 15);
}
// Puts it in high score
HighScoreScreen.PutHighScore(playerName, Score);
}
// Moves to the next screen
MoveToNextScreen((bool)result.AsyncState);
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
HighScoreScreen.LoadHighscores();
base.LoadContent();
}
/// <summary>
/// Checks if the user's score is a high score.
/// </summary>
/// <returns>True if the user has a high score, false otherwise.</returns>
private bool CheckIsInHighScore()
{
// User can be at high score only if he is at Hard level.
return(gameDifficultyLevel == DifficultyMode.Hard && HighScoreScreen.IsInHighscores(Score));
}