protected virtual StringShape CreatePackageDetailsMessage(IBabyPackageProvider babyPackage)
{
if (String.IsNullOrEmpty(babyPackage.Author) &&
String.IsNullOrEmpty(babyPackage.Title) &&
babyPackage.Website == null)
{
return(null);
}
var website = String.Empty;
if (babyPackage.Website != null)
{
website = babyPackage.Website.ToString().TrimEnd('/').Replace(babyPackage.Website.Scheme + "://", String.Empty);
}
var helpText = new StringShape(this.Game);
helpText.String = String.Format("{0}\n{1}\n{2}", babyPackage.Title, String.IsNullOrEmpty(babyPackage.Author) ? String.Empty : "By " + babyPackage.Author, website);
helpText.Colour = Color.Black;
helpText.ShadowColour = Color.White;
helpText.ShadowOffset = 1f;
helpText.Location = new Vector2(10);
helpText.SpinTime = TimeSpan.Zero;
helpText.FadeInTime = TimeSpan.FromSeconds(0.4);
helpText.OnScreenTime = TimeSpan.FromSeconds(10);
helpText.FadeOutTime = TimeSpan.FromSeconds(1.5);
// TODO: load font sizes based on screen resolution and from a pool of fonts so I'm not newing one up here.
helpText.Font = this.Game.Content.Load <SpriteFont>(@"DejaVu Sans 14");
return(helpText);
}
private void BabyShapes_HelpTextComponentRemoved(object sender, GameComponentCollectionEventArgs e)
{
// Clean up the helptext shape once it's lifespan is over.
if (Object.ReferenceEquals(this._HelpText, e.GameComponent))
{
this._HelpText = null;
this._BabyShapes.Components.ComponentRemoved -= new EventHandler <GameComponentCollectionEventArgs>(BabyShapes_HelpTextComponentRemoved);
}
// And add a message about the babypackage.
var packageMessage = this.CreatePackageDetailsMessage(this.Game.Services.GetService <IBabyPackageProvider>());
if (packageMessage != null)
{
this._BabyShapes.Components.Add(packageMessage);
}
}
internal StringShape GetHelpText()
{
var helpText = new StringShape(this);
helpText.String = "Baby Bash XNA - A BabySmash clone using the XNA Framework\n© Murray Grant 2011\nPress Ctrl + Alt + Shift + F4 to Exit\nPress Ctrl + Alt + Shift + F12 for Options";
helpText.Colour = Color.Black;
helpText.ShadowColour = Color.White;
helpText.ShadowOffset = 1f;
helpText.Location = new Vector2(10);
helpText.SpinTime = TimeSpan.Zero;
helpText.FadeInTime = TimeSpan.FromSeconds(0.4);
helpText.OnScreenTime = TimeSpan.FromSeconds(10);
helpText.FadeOutTime = TimeSpan.FromSeconds(1.5);
// TODO: load font sizes based on screen resolution.
helpText.Font = this._TextFont;
return(helpText);
}
public BashingGameState(GameMain game, StringShape helpText)
: base()
{
this.Game = game;
this._SpriteBatch = new SpriteBatch(this.Game.GraphicsDevice);
this._HelpText = helpText;
this._BabyShapes = new AggrigateComponent(this.Game);
this._BabyShapes.Components.Add(helpText);
this.Game.Components.Add(this._BabyShapes);
// Set the initial mouse and keyboard states so shapes don't appear for no reason.
this._LastMouseState = Mouse.GetState();
this.UpdateLastKeysPressed(Keyboard.GetState());
// Set the last pressed controller buttons to zero.
for (var player = PlayerIndex.One; player <= PlayerIndex.Four; player++)
{
this._LastPressedButtons.Add(player, ControllerButton.None);
}
}
public LoadingGameState(GameMain game, CancellationToken cancelMarker)
: base()
{
this.Game = game;
var taskMgr = this.Game.Services.GetService <TaskManager>();
this._SpriteBatch = new SpriteBatch(this.Game.GraphicsDevice);
// Display help text at the start.
this._HelpText = this.Game.GetHelpText();
this._HelpText.SpriteBatch = this._SpriteBatch;
// Show an animation while loading.
this._LoaderAnimation = this.GetLoadingAnimation();
this._LoaderAnimation.SpriteBatch = this._SpriteBatch;
var loadTimers = new LoadTimers();
// Create loader thread.
// This is executed in the first call to Update().
this._Loader = new Task(() =>
{
var loadStopwatch = System.Diagnostics.Stopwatch.StartNew();
if (cancelMarker.IsCancellationRequested)
{
cancelMarker.ThrowIfCancellationRequested();
}
// Create services.
this.Game.Services.AddService(typeof(IConfigurationService), new ConfigurationManager(this.Game));
this.Game.Services.AddService(typeof(IBabyPackageProvider), new XmlFolderBabyPackage(this.Game));
this.Game.Services.AddService(typeof(ISoundService), new SoundServiceContainer(new SoundService(this.Game)));
this.Game.Services.AddService(typeof(IApplicationUpdater), new ApplicationUpdater(this.Game));
if (cancelMarker.IsCancellationRequested)
{
cancelMarker.ThrowIfCancellationRequested();
}
// Load content based on those services.
var startConfigLoad = loadStopwatch.Elapsed;
var configMgr = this.Game.Services.GetService <IConfigurationService>();
bool configExists = configMgr.Exists;
configMgr.Load();
if (!configExists) // Ensure the configuration file is saved.
{
configMgr.Save(configMgr.Current);
}
loadTimers.ConfigLoadTime = loadStopwatch.Elapsed.Subtract(startConfigLoad);
if (cancelMarker.IsCancellationRequested)
{
cancelMarker.ThrowIfCancellationRequested();
}
// Load up the baby package.
var startBabyPackageLoad = loadStopwatch.Elapsed;
var babyPackpageProvider = this.Game.Services.GetService(typeof(IBabyPackageProvider)) as IBabyPackageProvider;
babyPackpageProvider.Load(configMgr.Current.PathToBabyPackage, cancelMarker);
loadTimers.BabyPackageLoadTime = loadStopwatch.Elapsed;
if (cancelMarker.IsCancellationRequested)
{
cancelMarker.ThrowIfCancellationRequested();
}
// Loading can generate lots of garbage, so do a collection while the loading animation is still on screen.
GC.Collect();
loadStopwatch.Stop();
loadTimers.TotalLoadTime = loadStopwatch.Elapsed;
});
var loaderComplete = this._Loader.ContinueWith((t) =>
{
// When loading is finished, null it and remove the loading animation.
this._Loader = null;
// Notify that we've finished loading.
if (this.LoadComplete != null)
{
this._HelpText.SpriteBatch = null;
this.LoadComplete(this, new LoadCompleteEventArgs(this._HelpText, loadTimers));
}
// Load up a few assemblies from disk to keep the options screen responsive.
var optionsLoader = new Task(() =>
{
var optionsScreen = new OptionsMenuDialog(this.Game);
var guiManager = new Nuclex.UserInterface.GuiManager(this.Game.Services);
this.Game.Services.RemoveService(typeof(Nuclex.UserInterface.IGuiService));
var fileBrowseDialog = new System.Windows.Forms.OpenFileDialog();
});
taskMgr.RegisterTask(optionsLoader);
optionsLoader.Start();
}, CancellationToken.None, TaskContinuationOptions.NotOnFaulted, TaskScheduler.FromCurrentSynchronizationContext());
var updaterTask = loaderComplete.ContinueWith(t =>
{
// Spin up the updater (which delays a bit before running).
var updater = this.Game.Services.GetService <IApplicationUpdater>();
if (updater.SupportsUpdates)
{
Thread.Sleep(TimeSpan.FromSeconds(30));
updater.DoCheckAndUpdate();
}
}, TaskContinuationOptions.NotOnFaulted);
// Register all the tasks with the game to handle exceptions.
taskMgr.RegisterTask(this._Loader);
taskMgr.RegisterTask(loaderComplete);
taskMgr.RegisterTask(updaterTask);
}
internal LoadCompleteEventArgs(StringShape helpText, LoadTimers loadTimers)
{
this.LoadTimers = loadTimers;
this.HelpText = helpText;
}