Arcade prop.

Content.Client/GameObjects/Components/ComputerVisualizer2D.cs

@@ -11,6 +11,9 @@ namespace Content.Client.GameObjects.Components
     {
         private string KeyboardState = "generic_key";
         private string ScreenState = "generic";
+        private string BodyState = "computer";
+        private string BodyBrokenState = "broken";
+        private string ScreenBroken = "computer_broken";
 
         public override void LoadData(YamlMappingNode node)
         {
@@ -25,6 +28,16 @@ namespace Content.Client.GameObjects.Components
             {
                 ScreenState = scalar.AsString();
             }
+
+            if (node.TryGetNode("body", out scalar))
+            {
+                BodyState = scalar.AsString();
+            }
+
+            if (node.TryGetNode("bodyBroken", out scalar))
+            {
+                BodyBrokenState = scalar.AsString();
+            }
         }
 
         public override void InitializeEntity(IEntity entity)
@@ -33,9 +46,13 @@ namespace Content.Client.GameObjects.Components
 
             var sprite = entity.GetComponent<ISpriteComponent>();
             sprite.LayerSetState(Layers.Screen, ScreenState);
+
+            if (!string.IsNullOrEmpty(KeyboardState))
+            {
                 sprite.LayerSetState(Layers.Keyboard, $"{KeyboardState}_off");
                 sprite.LayerSetState(Layers.KeyboardOn, KeyboardState);
             }
+        }
 
         public override void OnChangeData(AppearanceComponent component)
         {
@@ -52,18 +69,21 @@ namespace Content.Client.GameObjects.Components
 
             if (broken)
             {
-                sprite.LayerSetState(Layers.Body, "broken");
+                sprite.LayerSetState(Layers.Body, BodyBrokenState);
-                sprite.LayerSetState(Layers.Screen, "computer_broken");
+                sprite.LayerSetState(Layers.Screen, ScreenBroken);
             }
             else
             {
-                sprite.LayerSetState(Layers.Body, "computer");
+                sprite.LayerSetState(Layers.Body, BodyState);
                 sprite.LayerSetState(Layers.Screen, ScreenState);
             }
 
             sprite.LayerSetVisible(Layers.Screen, powered);
+            if (sprite.LayerMapTryGet(Layers.KeyboardOn, out _))
+            {
                 sprite.LayerSetVisible(Layers.KeyboardOn, powered);
             }
+        }
 
         public enum Layers
         {

Resources/Prototypes/Entities/Buildings/computers/arcade.yml

@@ -0,0 +1,24 @@
+- type: entity
+  id: Arcade
+  name: arcade
+  parent: ComputerBase
+  components:
+  - type: Icon
+    state: arcade
+  - type: PowerDevice
+    priority: Low
+  - type: Sprite
+    layers:
+    - state: arcade
+      map: ["enum.ComputerVisualizer2D+Layers.Body"]
+    - state: invaders
+      shader: unshaded
+      map: ["enum.ComputerVisualizer2D+Layers.Screen"]
+
+  - type: Appearance
+    visuals:
+    - type: ComputerVisualizer2D
+      screen: invaders
+      key: ""
+      body: arcade
+      bodyBroken: arcade