Re-organize all projects (#4166)

Content.Client/MobState/DamageStateVisualizer.cs

@@ -0,0 +1,90 @@
+#nullable enable
+using System.Collections.Generic;
+using Content.Shared.DrawDepth;
+using Content.Shared.MobState;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Shared.Serialization;
+using Robust.Shared.Serialization.Manager.Attributes;
+
+namespace Content.Client.MobState
+{
+    [UsedImplicitly]
+    public sealed class DamageStateVisualizer : AppearanceVisualizer, ISerializationHooks
+    {
+        private DamageState _data = DamageState.Alive;
+        private Dictionary<DamageState, string> _stateMap = new();
+        private int? _originalDrawDepth;
+
+        [DataField("normal")]
+        private string? normal;
+        [DataField("crit")]
+        private string? crit;
+        [DataField("dead")]
+        private string? dead;
+
+        void ISerializationHooks.BeforeSerialization()
+        {
+            _stateMap.TryGetValue(DamageState.Alive, out normal);
+            _stateMap.TryGetValue(DamageState.Critical, out crit);
+            _stateMap.TryGetValue(DamageState.Dead, out dead);
+        }
+
+        void ISerializationHooks.AfterDeserialization()
+        {
+            if (normal != null)
+            {
+                _stateMap.Add(DamageState.Alive, normal);
+            }
+
+            if (crit != null)
+            {
+                _stateMap.Add(DamageState.Critical, crit);
+            }
+
+            if (dead != null)
+            {
+                _stateMap.Add(DamageState.Dead, dead);
+            }
+        }
+
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+            var sprite = component.Owner.GetComponent<ISpriteComponent>();
+            if (!component.TryGetData(DamageStateVisuals.State, out DamageState data))
+            {
+                return;
+            }
+
+            if (_data == data)
+            {
+                return;
+            }
+
+            _data = data;
+
+            if (_stateMap.TryGetValue(_data, out var state))
+            {
+                sprite.LayerSetState(DamageStateVisualLayers.Base, state);
+            }
+
+            // So they don't draw over mobs anymore
+            if (_data == DamageState.Dead)
+            {
+                _originalDrawDepth = sprite.DrawDepth;
+                sprite.DrawDepth = (int) DrawDepth.FloorObjects;
+            }
+            else if (_originalDrawDepth != null)
+            {
+                sprite.DrawDepth = _originalDrawDepth.Value;
+                _originalDrawDepth = null;
+            }
+        }
+    }
+
+    public enum DamageStateVisualLayers : byte
+    {
+        Base
+    }
+}