GasFilter appearance, EnabledAtmosDeviceVisualizer improvements.

Content.Client/Atmos/Visualizers/EnabledAtmosDeviceVisualizer.cs

@@ -9,22 +9,13 @@ namespace Content.Client.Atmos.Visualizers
     [UsedImplicitly]
     public abstract class EnabledAtmosDeviceVisualizer : AppearanceVisualizer
     {
+        [DataField("disabledState")]
+        private string _disabledState = string.Empty;
         [DataField("enabledState")]
         private string _enabledState = string.Empty;
         protected abstract object LayerMap { get; }
         protected abstract Enum DataKey { get; }
 
-        public override void InitializeEntity(IEntity entity)
-        {
-            base.InitializeEntity(entity);
-
-            if (!entity.TryGetComponent(out ISpriteComponent? sprite))
-                return;
-
-            sprite.LayerMapSet(LayerMap, sprite.AddLayerState(_enabledState));
-            sprite.LayerSetVisible(LayerMap, false);
-        }
-
         public override void OnChangeData(AppearanceComponent component)
         {
             base.OnChangeData(component);
@@ -32,8 +23,8 @@ namespace Content.Client.Atmos.Visualizers
             if (!component.Owner.TryGetComponent(out ISpriteComponent? sprite))
                 return;
 
-            if(component.TryGetData(DataKey, out bool enabled))
-                sprite.LayerSetVisible(LayerMap, enabled);
+            if(component.TryGetData(DataKey, out bool enabled) && sprite.LayerMapTryGet(LayerMap, out var layer))
+                sprite.LayerSetState(layer, enabled ? _enabledState : _disabledState);
         }
     }
 }

Content.Client/Atmos/Visualizers/GasFilterVisualizer.cs

@@ -0,0 +1,18 @@
+using System;
+using Content.Shared.Atmos.Piping;
+using JetBrains.Annotations;
+
+namespace Content.Client.Atmos.Visualizers
+{
+    [UsedImplicitly]
+    public class GasFilterVisualizer : EnabledAtmosDeviceVisualizer
+    {
+        protected override object LayerMap => Layers.Enabled;
+        protected override Enum DataKey => FilterVisuals.Enabled;
+
+        enum Layers : byte
+        {
+            Enabled,
+        }
+    }
+}

Content.Client/Atmos/Visualizers/GasPortableVisualizer.cs

@@ -46,7 +46,7 @@ namespace Content.Client.Atmos.Visualizers
             }
         }
 
-        private enum Layers
+        private enum Layers : byte
         {
             ConnectedToPort,
         }

Content.Client/Atmos/Visualizers/OutletInjectorVisualizer.cs

@@ -10,7 +10,7 @@ namespace Content.Client.Atmos.Visualizers
         protected override object LayerMap => Layers.Enabled;
         protected override Enum DataKey => OutletInjectorVisuals.Enabled;
 
-        enum Layers
+        enum Layers : byte
         {
             Enabled,
         }

Content.Client/Atmos/Visualizers/PassiveVentVisualizer.cs

@@ -10,7 +10,7 @@ namespace Content.Client.Atmos.Visualizers
         protected override object LayerMap => Layers.Enabled;
         protected override Enum DataKey => PassiveVentVisuals.Enabled;
 
-        enum Layers
+        enum Layers : byte
         {
             Enabled,
         }

Content.Client/Atmos/Visualizers/PressurePumpVisualizer.cs

@@ -10,7 +10,7 @@ namespace Content.Client.Atmos.Visualizers
         protected override object LayerMap => Layers.Enabled;
         protected override Enum DataKey => PressurePumpVisuals.Enabled;
 
-        enum Layers
+        enum Layers : byte
         {
             Enabled,
         }

Content.Client/Atmos/Visualizers/ScrubberVisualizer.cs

@@ -44,7 +44,7 @@ namespace Content.Client.Atmos.Visualizers
         }
     }
 
-    public enum ScrubberVisualLayers
+    public enum ScrubberVisualLayers : byte
     {
         Scrubber,
     }

Content.Client/Atmos/Visualizers/ThermoMachineVisualizer.cs

@@ -10,7 +10,7 @@ namespace Content.Client.Atmos.Visualizers
         protected override object LayerMap => Layers.Enabled;
         protected override Enum DataKey => ThermoMachineVisuals.Enabled;
 
-        enum Layers
+        enum Layers : byte
         {
             Enabled,
         }

Content.Client/Atmos/Visualizers/VentPumpVisualizer.cs

@@ -40,7 +40,7 @@ namespace Content.Client.Atmos.Visualizers
         }
     }
 
-    public enum VentVisualLayers
+    public enum VentVisualLayers : byte
     {
         Vent,
     }