internal void SetApplication(Application app, XNAWinFormsHostAppWrapper formsWrapper, WinFormsHostGraphicsDeviceService device)
{
this.device = device;
this.application = app;
this.winFormWrapper = formsWrapper;
this.winFormWrapper.Exiting += new EventHandler(winFormWrapper_Exiting);
}
void winFormWrapper_Exiting(object sender, EventArgs e)
{
if (this.winFormWrapper != null)
this.winFormWrapper.Exiting -= new EventHandler(winFormWrapper_Exiting);
this.device = null;
this.application = null;
this.winFormWrapper = null;
}
/// <summary>
/// Disposes the control.
/// </summary>
protected override void Dispose(bool disposing)
{
if (application != null)
application.Shutdown();
application = null;
device = null;
winFormWrapper = null;
base.Dispose(disposing);
}
/// <summary>Construct the Xen GameComponent host</summary>
public GameComponentHost(Game host, Application xenApplication, GraphicsDeviceManager graphicsManager)
: base(host)
{
if (xenApplication == null || host == null || graphicsManager == null)
throw new ArgumentNullException();
this.game = host;
this.graphicsManager = graphicsManager;
this.application = xenApplication;
xenApplication.Run(this);
}
public XnaGame(Application application)
{
//create the graphics device manager
graphics = new GraphicsDeviceManager(this);
graphics.PreferredDepthStencilFormat = DepthFormat.Depth24Stencil8;
Content.RootDirectory = "Content";
//create the xen host
GameComponent component = new Xen.GameComponentHost(this, application, graphics);
//add it to the xna component list
this.Components.Add(component);
}
internal XNALogic(Application parent, object host, out Microsoft.Xna.Framework.GamerServices.GamerServicesComponent gamerServicesComponent)
{
this.state = new AppState(parent);
this.parent = parent;
parent.UpdateManager.Add(state);
parent.UpdateManager.Add(parent);
gamerServicesComponent = null;
if (host is GameComponentHost)
{
this.xnaGame = new XNAGameComponentHostAppWrapper(this, parent, host as GameComponentHost);
}
else
{
#if !XBOX360
if (host == null)
{
this.xnaGame = new XNAGameAppWrapper(this, parent, out gamerServicesComponent);
}
//else
//{
// WinFormsHostControl _host = host as WinFormsHostControl;
// if (_host != null)
// this.xnaGame = new XNAWinFormsHostAppWrapper(this, parent, _host);
// else
// this.xnaGame = new XNAGameAppWrapper(this, parent, out gamerServicesComponent);
//}
#else
this.xnaGame = new XNAGameAppWrapper(this, parent, out gamerServicesComponent);
#endif
}
this.Exiting += delegate
{
Xen.Graphics.Resource.ClearResourceTracking();
};
}
public XnaDrawableGameComponentWrapper(Microsoft.Xna.Framework.DrawableGameComponent component, Xen.Graphics.DrawTarget owner, Application application)
: base(component.Game)
{
if (owner == null || application == null) throw new ArgumentNullException();
this.owner = owner;
this.component = component;
this.application = application;
this.component.Initialize();
this.DisposeHandler = new EventHandler<EventArgs>(OnDisposed);
this.component.Disposed += DisposeHandler;
//add this object to the main XNA update list, unless it's already there
bool addToUpdateList = true;
Microsoft.Xna.Framework.GameComponentCollection components = application.XnaComponents;
foreach (Microsoft.Xna.Framework.GameComponent item in components)
{
XnaDrawableGameComponentWrapper wrapper = item as XnaDrawableGameComponentWrapper;
if (item == component || (wrapper != null && wrapper.component == component))
{
//already in the list...
addToUpdateList = false;
break;
}
}
if (addToUpdateList)
{
components.Add(this);
this.UpdateOrderChangedHandler = new EventHandler<EventArgs>(OnUpdateOrderChangedHandler);
this.component.UpdateOrderChanged += UpdateOrderChangedHandler;
}
}
internal ApplicationProviderService(Application application)
{
this.app = application;
}
internal XNAGameAppWrapper(XNALogic logic, Application parent, out Microsoft.Xna.Framework.GamerServices.GamerServicesComponent gamerServicesComponent)
{
this.parent = parent;
this.logic = logic;
graphics = new GraphicsDeviceManager(this);
graphics.PreparingDeviceSettings += new EventHandler<PreparingDeviceSettingsEventArgs>(PreparingDeviceSettings);
graphics.PreferredDepthStencilFormat = DepthFormat.Depth24Stencil8;
graphics.SynchronizeWithVerticalRetrace = true;
graphics.GraphicsProfile = GraphicsProfile.HiDef;
gamerServicesComponent = null;
if (parent.ApplicationRequiresGamerServices)
{
if (gamerServicesRegistered)
throw new InvalidOperationException("This sample requires the GamerServices component.\nUnfortunately, XNA does not let you create this component more than once in a session.\nPlease restart the application");
gamerServicesRegistered = true;
gamerServicesComponent = new Microsoft.Xna.Framework.GamerServices.GamerServicesComponent((Game)this);
this.Components.Add(gamerServicesComponent);
}
#if DEBUG
#if !XBOX360
Window.Title += " [XEN DEBUG API - XNA 4 FX]";
#endif
#endif
presentation = RenderTargetUsage.PlatformContents;
parent.SetWindowSizeAndFormat(graphics.PreferredBackBufferWidth,graphics.PreferredBackBufferHeight,graphics.PreferredBackBufferFormat, graphics.PreferredDepthStencilFormat);
parent.SetupGraphicsDeviceManager(graphics, ref presentation);
//values may have changed in SetupGraphicsDeviceManager
parent.SetWindowSizeAndFormat(graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight, graphics.PreferredBackBufferFormat, graphics.PreferredDepthStencilFormat);
}
internal XNAGameComponentHostAppWrapper(XNALogic logic, Application parent, GameComponentHost host)
{
this.parent = parent;
this.logic = logic;
this.control = host;
this.game = host.Game;
content = new ContentManager(game.Services);
UpdateWindowSize();
host.DrawEvent += new GameEvent(host_Draw);
host.UpdateEvent += new GameEvent(host_Update);
host.InitaliseEvent += new GameEvent(host_InitaliseEvent);
}
public GameStateManager(Application application)
{
this.playerIndex = PlayerIndex.One;
this.application = application;
#if XBOX360
//to begin with, have a 'StartScreenState' on the xbox
this.SetState(new StartScreenState());
#else
//otherwise jump straight to the menu
this.SetState(new MenuState());
#endif
}
//create the state...
//Note: this is done before the loading state is displayed.
public PlayingState(Application application)
{
//create the threaded content register
this.contentRegister = new ThreadedContentRegister(application);
this.rand = new Random();
this.spritePosition = new Vector2[SpriteCount];
this.spriteVelocity = new Vector2[SpriteCount];
}
public ThreadedContentRegister(Application application)
{
//store a reference to the application for later..
this.application = application;
this.contentToLoad = new List<IContentOwner>();
}
//align the text elements
private void SetupTextSize(Application application)
{
//setup the item sizes
Vector2 windowSize = new Vector2(application.WindowWidth, application.WindowHeight);
float height = 0;
float maxWidth = 0;
float offset = 4;
//work out an approximate offset for title safety
float titleOffsetX = Math.Max(16, application.WindowWidth - application.TitleSafeArea.Width) / 2;
float titleOffsetY = Math.Max(16, application.WindowHeight - application.TitleSafeArea.Height) / 2;
if (this.instance != null && this.instance.ShowOptions == false)
{
for (int i = 0; i < stateText.Count; i++)
stateText[i].Visible = false;
}
//space the text out vertically
for (int i = 0; i < stateText.Count; i++)
{
Vector2 size = stateText[i].Font.MeasureString((StringBuilder)stateText[i].Text);
maxWidth = Math.Max(maxWidth, size.X);
height += stateText[i].Font.LineSpacing + 2;
stateText[i].Position = new Vector2(offset + titleOffsetX, height + offset + titleOffsetY);
if (this.instance != null)
{
stateText[i].Visible = true;
if (this.instance.ShowOptions == false)
break;
}
if (visibleElementGap[i])
height += 8;
}
//set the background to fill in
this.backgroundContainer.Size = new Vector2(maxWidth + offset * 2, height + offset * 2);
this.backgroundContainer.Position = new Vector2(titleOffsetX, titleOffsetY);
if (this.helpText != null)
this.helpText.Position = this.backgroundContainer.Position + new Vector2(this.backgroundContainer.Size.X + 16, this.helpText.Font.LineSpacing);
}
internal XNAWinFormsHostAppWrapper(XNALogic logic, Application parent, WinFormsHostControl host)
{
this.parent = parent;
this.logic = logic;
this.control = host;
System.Windows.Forms.Control parentControl = this.control;
while (parentControl != null)
{
if (parentControl is System.Windows.Forms.Form)
{
this.parentForm = (System.Windows.Forms.Form)parentControl;
break;
}
parentControl = parentControl.Parent;
}
if (parentForm == null)
throw new ArgumentException("Unable to find Parent Form for display handle");
parentForm.MouseWheel += new System.Windows.Forms.MouseEventHandler(parentControl_MouseWheel);
parentForm.FormClosed += new System.Windows.Forms.FormClosedEventHandler(parentForm_FormClosed);
formsDeviceService = new WinFormsHostGraphicsDeviceService(this, this.control.ClientSize.Width, this.control.ClientSize.Height);
services = new GameServiceContainer();
services.AddService(typeof(IGraphicsDeviceService), formsDeviceService);
services.AddService(typeof(IGraphicsDeviceManager), formsDeviceService);
presentation = RenderTargetUsage.PlatformContents;
content = new ContentManager(services);
int width = 0;
int height = 0;
SurfaceFormat format = SurfaceFormat.Color;
width = control.ClientSize.Width;
height = control.ClientSize.Height;
parent.SetWindowSizeAndFormat(width, height, format, DepthFormat.Depth24Stencil8);
parent.SetupGraphicsDeviceManager(null, ref presentation);
formsDeviceService.CreateDevice(presentation, host);
host.SetApplication(parent, this, formsDeviceService);
host.BeginInvoke((EventHandler)delegate
{
parent.SetGraphicsDevice(GraphicsDevice);
logic.Initialise();
logic.LoadContent();
});
}
