Material generators from Afterlight (#18387)

Content.Client/Power/Generator/GeneratorWindow.xaml.cs

@@ -0,0 +1,57 @@
+using Content.Client.UserInterface.Controls;
+using Content.Shared.Power.Generator;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.Power.Generator;
+
+[GenerateTypedNameReferences]
+public sealed partial class GeneratorWindow : FancyWindow
+{
+    [Dependency] private readonly IEntityManager _entityManager = default!;
+
+    private readonly FuelGeneratorComponent? _component;
+    private SolidFuelGeneratorComponentBuiState? _lastState;
+
+    public GeneratorWindow(SolidFuelGeneratorBoundUserInterface bui, EntityUid vis)
+    {
+        RobustXamlLoader.Load(this);
+        IoCManager.InjectDependencies(this);
+
+        _entityManager.TryGetComponent(vis, out _component);
+
+        EntityView.SetEntity(vis);
+        TargetPower.IsValid += IsValid;
+        TargetPower.ValueChanged += (args) =>
+        {
+            bui.SetTargetPower(args.Value);
+        };
+    }
+
+    private bool IsValid(int arg)
+    {
+        if (arg < 0)
+            return false;
+
+        if (arg > (_lastState?.MaximumPower / 1000.0f ?? 0))
+            return false;
+
+        return true;
+    }
+
+    public void Update(SolidFuelGeneratorComponentBuiState state)
+    {
+        if (_component == null)
+            return;
+
+        var oldState = _lastState;
+        _lastState = state;
+        // ReSharper disable once CompareOfFloatsByEqualityOperator
+        if (oldState?.TargetPower != state.TargetPower)
+            TargetPower.OverrideValue((int)(state.TargetPower / 1000.0f));
+        Efficiency.Text = SharedGeneratorSystem.CalcFuelEfficiency(state.TargetPower, state.OptimalPower, _component).ToString("P1");
+        FuelFraction.Value = state.RemainingFuel - (int) state.RemainingFuel;
+        FuelLeft.Text = ((int) MathF.Floor(state.RemainingFuel)).ToString();
+
+    }
+}