public override void Start()
{
Game.Services.AddService <ISceneNavigationService>(this);
if (StartScene != null)
{
var navTo = new SceneHistoryItem
{
Scene = StartScene,
KeepLoaded = KeepStartSceneLoaded,
};
if (!Content.TryGetAssetUrl(StartScene, out navTo.AssetName) && KeepStartSceneLoaded)
{
Log.Warning("Start Scene must be an Asset.");
}
Navigate(navTo, false);
}
//TODO: Put this else where
Script.AddTask(async() => {
while (Game.IsRunning)
{
var y = (int)Game.GraphicsContext.CommandList.Viewport.Height;
y -= 10;
DebugText.Print($"Number of running tasks: {Script.Scheduler.MicroThreads.Count}", new Int2(0, y));
await Script.NextFrame();
}
});
}
public async Task <bool> NavigateAsync(string url, bool keepLoaded = false, bool rememberCurrent = true)
{
if (IsNavigating)
{
return(false);
}
IsNavigating = true;
if (!Content.Exists(url))
{
return(false);
}
var navTo = new SceneHistoryItem
{
Scene = await Content.LoadAsync <Scene>(url),
AssetName = url,
KeepLoaded = keepLoaded,
};
Navigate(navTo, rememberCurrent);
IsNavigating = false;
return(true);
}
public override void Cancel()
{
Game.Services.RemoveService <ISceneNavigationService>();
ClearHistory();
if (currentItem.Scene != null)
{
SceneSystem.SceneInstance.RootScene.Children.Remove(currentItem.Scene);
if (currentItem.Scene != StartScene)
{
Content.Unload(currentItem.Scene);
}
}
ClearHistory();
currentItem = default(SceneHistoryItem);
}
public override void Start()
{
Game.Services.AddService <ISceneNavigationService>(this);
if (StartScene != null)
{
var navTo = new SceneHistoryItem
{
Scene = StartScene,
KeepLoaded = KeepStartSceneLoaded
};
if (!Content.TryGetAssetUrl(StartScene, out navTo.AssetName) && KeepStartSceneLoaded)
{
Log.Warning("Start Scene must be an Asset.");
}
Navigate(navTo, false);
}
}
private async Task <bool> GoAsync(bool canNavigate, List <SceneHistoryItem> navigationFromStack, List <SceneHistoryItem> navigationToStack, bool rememberCurrent)
{
if (IsNavigating)
{
return(false);
}
IsNavigating = true;
if (!canNavigate)
{
IsNavigating = false;
return(false);
}
var navTo = navigationFromStack.Pop();
if (navTo.Scene == null)
{
navTo.Scene = await Content.LoadAsync <Scene>(navTo.AssetName);
}
SceneSystem.SceneInstance.RootScene.Children.Remove(currentItem.Scene);
if (!currentItem.KeepLoaded)
{
Content.Unload(currentItem.Scene);
currentItem.Scene = null;
}
if (rememberCurrent)
{
navigationToStack.Push(currentItem);
}
SceneSystem.SceneInstance.RootScene.Children.Add(navTo.Scene);
currentItem = navTo;
IsNavigating = false;
return(true);
}
private void Navigate(SceneHistoryItem navTo, bool rememberCurrent)
{
if (currentItem.Scene != null)
{
SceneSystem.SceneInstance.RootScene.Children.Remove(currentItem.Scene);
if (!currentItem.KeepLoaded)
{
Content.Unload(currentItem.Scene);
currentItem.Scene = null;
}
if (rememberCurrent)
{
back.Push(currentItem);
}
}
SceneSystem.SceneInstance.RootScene.Children.Add(navTo.Scene);
currentItem = navTo;
}
