private void UpdateViewInternal()
{
if (HeadlessMode)
{
SpaceTime.ClearChanges();
return;
}
if (SpaceTime.AddedElements.Count == 0 && SpaceTime.ChangedElements.Count == 0 && SpaceTime.RemovedElements.Count == 0)
{
return;
}
resetHandle.Reset();
Application.InvokeNextCycle(() =>
{
foreach (var e in SpaceTime.AddedElements)
{
var renderer = thingBinder.Bind(e, SpaceTime);
renderers.Add(e, renderer);
this.Controls.Add(renderer);
SizeAndLocate(renderer);
OnBind.Fire(e);
renderer.OnRender();
}
foreach (var e in SpaceTime.ChangedElements)
{
SizeAndLocate(renderers[e]);
renderers[e].OnRender();
}
foreach (var e in SpaceTime.RemovedElements)
{
var renderer = renderers[e];
renderers.Remove(e);
Controls.Remove(renderer);
}
if (resizedSinceLastRender)
{
foreach (var r in renderers.Values)
{
SizeAndLocate(r);
}
}
Application.Paint();
resetHandle.Set();
});
resetHandle.WaitOne();
resizedSinceLastRender = false;
SpaceTime.ClearChanges();
AfterUpdate.Fire();
}
private void UpdateViewInternal(bool force)
{
foreach (var element in SpaceTime.AddedElements)
{
Application.QueueAction(() =>
{
var renderer = thingBinder.Bind(element, SpaceTime);
renderers.Add(element, renderer);
this.Controls.Add(renderer);
SizeAndLocate(renderer);
renderer.OnRender();
});
}
foreach (var t in SpaceTime.ChangedElements)
{
Application.QueueAction(() =>
{
var renderer = renderers[t];
SizeAndLocate(renderer);
renderer.OnRender();
});
}
foreach (var t in SpaceTime.RemovedElements)
{
Application.QueueAction(() =>
{
var renderer = renderers[t];
renderers.Remove(t);
Controls.Remove(renderer);
});
}
if (force || resizedSinceLastRender)
{
foreach (var renderer in renderers.Values)
{
Application.QueueAction(() =>
{
SizeAndLocate(renderer);
});
}
}
resizedSinceLastRender = false;
SpaceTime.ClearChanges();
Application.Paint();
}
public SpacetimePanel(int w, int h, SpaceTime time = null)
{
this.Width = w;
this.Height = h;
Background = ConsoleColor.White;
renderers = new Dictionary <SpacialElement, SpacialElementRenderer>();
thingBinder = new SpacialElementBinder();
this.SpaceTime = time ?? new SpaceTime(w, h, increment: TimeSpan.FromSeconds(.05));
this.SpaceTime.QueueAction(() =>
{
RealTimeViewing = new RealTimeViewingFunction(this.SpaceTime)
{
Enabled = true
};
this.SpaceTime.ChangeTrackingEnabled = true;
this.SpaceTime.AfterTick.SubscribeForLifetime(() => UpdateView(false), this.LifetimeManager);
RealTimeViewing.Behind.SubscribeForLifetime((isBehind) =>
{
Application?.QueueAction(() =>
{
Background = isBehind ? ConsoleColor.DarkYellow : ConsoleColor.White;
});
}, LifetimeManager);
});
this.AddedToVisualTree.SubscribeForLifetime(() =>
{
LifetimeManager.Manage(Application.SetInterval(() =>
{
RealTimeViewing?.Evaluate();
}, TimeSpan.FromSeconds(.1)));
}, this.LifetimeManager);
this.SpaceTime.UnhandledException.SubscribeForLifetime((ex) =>
{
Application?.QueueAction(() =>
{
throw new AggregateException(ex);
});
}, this.LifetimeManager);
this.SubscribeForLifetime(nameof(Bounds), () => { resizedSinceLastRender = false; }, this.LifetimeManager);
}
public SpaceTimePanel(int w, int h, SpaceTime time = null)
{
this.Width = w;
this.Height = h;
Background = ConsoleColor.White;
renderers = new Dictionary <SpacialElement, SpacialElementRenderer>();
thingBinder = new SpacialElementBinder();
resetHandle = new AutoResetEvent(false);
this.SpaceTime = time;
if (this.SpaceTime == null)
{
this.SpaceTime = new SpaceTime(w, h, increment: TimeSpan.FromSeconds(.05));
this.OnDisposed(() =>
{
if (this.SpaceTime.IsRunning)
{
this.SpaceTime.Stop();
}
this.SpaceTime = null;
});
}
this.SpaceTime.Invoke(() =>
{
RealTimeViewing = new RealTimeViewingFunction(this.SpaceTime)
{
Enabled = true
};
this.SpaceTime.EndOfCycle.SubscribeForLifetime(() => UpdateViewInternal(), this);
});
this.AddedToVisualTree.SubscribeForLifetime(() =>
{
this.OnDisposed(() => resetHandle.Set());
}, this);
this.SubscribeForLifetime(nameof(Bounds), () => { resizedSinceLastRender = false; }, this);
}
public static HitPrediction PredictHit(SpaceTime r, SpacialElement Target, List <Type> hitDetectionTypes, List <SpacialElement> hitDetectionExclusions, float dx, float dy)
{
if (Math.Abs(dx) <= 1 && Math.Abs(dy) <= 1)
{
return(PredictHitInternal(r, Target, hitDetectionTypes, hitDetectionExclusions, dx, dy));
}
HitPrediction latestResult = null;
for (var i = 1; i <= 10; i++)
{
var dxP = Approach(0, dx, dx / 10 * i);
var dyP = Approach(0, dy, dy / 10 * i);
latestResult = PredictHitInternal(r, Target, hitDetectionTypes, hitDetectionExclusions, dxP, dyP);
if (latestResult.Type != HitType.None)
{
return(latestResult);
}
}
return(latestResult);
}
public SpacialElementRenderer Bind(SpacialElement t, SpaceTime spaceTime)
{
if (t.Renderer != null)
{
t.Renderer.Element = t;
t.Renderer.OnBind();
return(t.Renderer);
}
Type binding;
if (Bindings.TryGetValue(t.GetType(), out binding) == false)
{
binding = typeof(SpacialElementRenderer);
}
SpacialElementRenderer ret = Activator.CreateInstance(binding) as SpacialElementRenderer;
ret.Element = t;
ret.Spacetime = spaceTime;
ret.OnBind();
return(ret);
}
public SpacetimePanel(int w, int h, SpaceTime time = null)
{
this.Width = w;
this.Height = h;
Background = ConsoleColor.White;
renderers = new Dictionary <SpacialElement, SpacialElementRenderer>();
thingBinder = new SpacialElementBinder();
resetHandle = new AutoResetEvent(false);
this.SpaceTime = time ?? new SpaceTime(w, h, increment: TimeSpan.FromSeconds(.05));
this.SpaceTime.QueueAction(() =>
{
RealTimeViewing = new RealTimeViewingFunction(this.SpaceTime)
{
Enabled = true
};
this.SpaceTime.ChangeTrackingEnabled = true;
this.SpaceTime.AfterTick.SubscribeForLifetime(() => UpdateViewInternal(), this);
});
this.AddedToVisualTree.SubscribeForLifetime(() =>
{
this.SpaceTime.Application = this.Application;
this.OnDisposed(() => resetHandle.Set());
}, this);
this.SpaceTime.UnhandledException.SubscribeForLifetime((ex) =>
{
resetHandle.Set();
Application?.QueueAction(() =>
{
throw new AggregateException(ex);
});
}, this);
this.SubscribeForLifetime(nameof(Bounds), () => { resizedSinceLastRender = false; }, this);
}
public static HitPrediction PredictHit(SpaceTime r, SpacialElement Target, List <Type> hitDetectionTypes, float dx, float dy)
{
HitPrediction prediction = new HitPrediction();
if (dx == 0 && dy == 0)
{
prediction.Direction = Direction.None;
prediction.Type = HitType.None;
return(prediction);
}
if (dy > 0 && Target.Bottom() + dy >= r.Height)
{
prediction.Direction = Direction.Down;
prediction.Type = HitType.Boundary;
prediction.BoundsOfItemBeingHit = Rectangular.Create(Target.Left + dx, r.Bounds.Height + dy, 1, 1);
return(prediction);
}
else if (dx < 0 && Target.Left + dx <= 0)
{
prediction.Direction = Direction.Left;
prediction.Type = HitType.Boundary;
prediction.BoundsOfItemBeingHit = Rectangular.Create(-dx, Target.Top + dy, 1, 1);
return(prediction);
}
else if (dy < 0 && Target.Top + dy <= 0)
{
prediction.Direction = Direction.Up;
prediction.Type = HitType.Boundary;
prediction.BoundsOfItemBeingHit = Rectangular.Create(Target.Left + dx, -dy, 1, 1);
return(prediction);
}
else if (dx > 0 && Target.Right() + dx >= r.Width)
{
prediction.Direction = Direction.Right;
prediction.Type = HitType.Boundary;
prediction.BoundsOfItemBeingHit = Rectangular.Create(r.Width + dx, Target.Top + dy, 1, 1);
return(prediction);
}
var testArea = Rectangular.Create(Target.Left + dx, Target.Top + dy, Target.Width, Target.Height);
var match = (from t in r.Elements
where
t.IsOneOfThese(hitDetectionTypes) &&
Target != t &&
testArea.NumberOfPixelsThatOverlap(t) > 0
select t).OrderBy(t => t.Center().CalculateDistanceTo(Target.Center()));
if (match.Count() == 0)
{
prediction.Direction = Direction.None;
prediction.Type = HitType.None;
}
else
{
prediction.ElementHit = match.First();
prediction.Type = HitType.Element;
prediction.Direction = testArea.GetHitDirection(match.First().Bounds);
prediction.BoundsOfItemBeingHit = prediction.ElementHit.Bounds;
}
return(prediction);
}