public StyleManager(IServiceRegistry services)
{
this.services = services;
content = services.GetService <IAssetProvider>();
content.AddMapping("Theme", typeof(Theme));
content.AddMapping("Font", typeof(Font));
content.AssetsLoaded += InitializeFontCollection;
sharedResources = new Dictionary <string, ResourceDescription>();
}
internal Application()
{
var platformTypeAttribute = ReflectionHelper.GetAttribute <PlatformTypeAttribute>(GetType());
if (!ReflectionHelper.IsTypeDerived(platformTypeAttribute.PlatformType, typeof(ApplicationPlatform)))
{
throw new InvalidOperationException("PlatformType must be derived from ApplicationPlatform.");
}
services = new ServiceRegistry();
appTime = new ApplicationTime();
totalTime = new TimeSpan();
timer = new TimerTick();
IsFixedTimeStep = false;
maximumElapsedTime = TimeSpan.FromMilliseconds(500.0);
TargetElapsedTime = TimeSpan.FromTicks(10000000 / 120); // target elapsed time is by default 60Hz
lastUpdateCount = new int[4];
nextLastUpdateCountIndex = 0;
// Calculate the updateCountAverageSlowLimit (assuming moving average is >=3 )
// Example for a moving average of 4:
// updateCountAverageSlowLimit = (2 * 2 + (4 - 2)) / 4 = 1.5f
const int BadUpdateCountTime = 2; // number of bad frame (a bad frame is a frame that has at least 2 updates)
var maxLastCount = 2 * Math.Min(BadUpdateCountTime, lastUpdateCount.Length);
updateCountAverageSlowLimit = (float)(maxLastCount + (lastUpdateCount.Length - maxLastCount)) / lastUpdateCount.Length;
services.AddService(typeof(IWindowService), this);
services.AddService(typeof(ITimeService), appTime);
// Setup Content Manager
contentManager = new ContentManager(services);
contentManager.AddMapping(AssetType.EngineReferences, typeof(EngineReferenceCollection));
contentManager.AddMapping(AssetType.Model, typeof(Model));
contentManager.AddMapping(AssetType.Effect, typeof(ShaderCollection));
contentManager.AddMapping(AssetType.Texture2D, typeof(Texture2D));
contentManager.AddMapping(AssetType.TextureCube, typeof(TextureCube));
contentManager.AddMapping(AssetType.Cutscene, typeof(Cutscene));
var additionalServices = ReflectionHelper.GetAttributes <RequiredServiceAttribute>(GetType());
foreach (var requiredService in additionalServices)
{
var service = Activator.CreateInstance(requiredService.ClassType, services);
services.AddService(requiredService.ServiceType, service);
}
// Setup Platform
applicationPlatform = (ApplicationPlatform)Activator.CreateInstance(platformTypeAttribute.PlatformType, this);
applicationPlatform.Activated += ApplicationPlatformActivated;
applicationPlatform.Deactivated += ApplicationPlatformDeactivated;
applicationPlatform.Exiting += ApplicationPlatform_Exiting;
applicationPlatform.WindowCreated += ApplicationPlatformWindowCreated;
}