Pneumatic cannons (#4560)

* basics & visuals

* pneumatic cannon works perf

* loc + popups

* gas tank does stuff + queue changes

* updates

* b

* forcefeeding

* inhand

* crafting!

* pie cannon now is a pneumatic cannon

* oopy

* fix for entman + verbs

* pie

* change for tools

* actual

* combat mode + better sounds

* reviews

Content.Client/PneumaticCannon/PneumaticCannonVisualizer.cs

@@ -0,0 +1,21 @@
+using Content.Shared.PneumaticCannon;
+using Robust.Client.GameObjects;
+
+namespace Content.Client.PneumaticCannon
+{
+    public class PneumaticCannonVisualizer : AppearanceVisualizer
+    {
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+
+            if (!component.Owner.TryGetComponent<SpriteComponent>(out var sprite))
+                return;
+
+            if (component.TryGetData(PneumaticCannonVisuals.Tank, out bool tank))
+            {
+                sprite.LayerSetVisible(PneumaticCannonVisualLayers.Tank, tank);
+            }
+        }
+    }
+}