Re-organize all projects (#4166)

Content.Client/Singularity/Visualizers/EmitterVisualizer.cs

@@ -0,0 +1,50 @@
+using System;
+using Content.Shared.Singularity.Components;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+
+namespace Content.Client.Singularity.Visualizers
+{
+    [UsedImplicitly]
+    public class EmitterVisualizer : AppearanceVisualizer
+    {
+        private const string OverlayBeam = "beam";
+        private const string OverlayUnderPowered = "underpowered";
+
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+
+            if (!component.Owner.TryGetComponent(out ISpriteComponent? sprite))
+            {
+                return;
+            }
+
+            if (!component.TryGetData(EmitterVisuals.Locked, out bool locked))
+                locked = false;
+
+
+            if (!component.TryGetData(EmitterVisuals.VisualState, out EmitterVisualState state))
+                state = EmitterVisualState.Off;
+
+            switch (state)
+            {
+                case EmitterVisualState.On:
+                    sprite.LayerSetVisible(1, true);
+                    sprite.LayerSetState(1, OverlayBeam);
+                    break;
+                case EmitterVisualState.Underpowered:
+                    sprite.LayerSetVisible(1, true);
+                    sprite.LayerSetState(1, OverlayUnderPowered);
+                    break;
+                case EmitterVisualState.Off:
+                    sprite.LayerSetVisible(1, false);
+                    break;
+                default:
+                    throw new ArgumentOutOfRangeException();
+            }
+
+            sprite.LayerSetVisible(2, locked);
+        }
+    }
+}