Re-organize all projects (#4166)

Content.Client/Crayon/CrayonDecalVisualizer.cs

@@ -0,0 +1,33 @@
+using Content.Shared.Crayon;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Shared.Maths;
+
+namespace Content.Client.Crayon
+{
+    [UsedImplicitly]
+    public class CrayonDecalVisualizer : AppearanceVisualizer
+    {
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+
+            var sprite = component.Owner.GetComponent<SpriteComponent>();
+
+            if (component.TryGetData(CrayonVisuals.State, out string state))
+            {
+                sprite.LayerSetState(0, state);
+            }
+
+            if (component.TryGetData(CrayonVisuals.Color, out Color color))
+            {
+                sprite.LayerSetColor(0, color);
+            }
+
+            if (component.TryGetData(CrayonVisuals.Rotation, out Angle rotation))
+            {
+                sprite.Rotation = rotation;
+            }
+        }
+    }
+}