Per-map parallax support (#9786)

* Per-map parallax support

* Comments for future sloth

* c

* bet

* Fix exception

* VV support

* Fix parallax

* mem

* weightless sounds

* Gravity stuff

* placeholder coz im too lazy to stash don't @ me son

* decent clouds

* sky

* Fast parallax

* Imagine spelling

* Loicense

* perish

* Fix weightless status

Co-authored-by: metalgearsloth <metalgearsloth@gmail.com>

Content.Shared/Gravity/GravityComponent.cs

@@ -12,48 +12,19 @@ namespace Content.Shared.Gravity
         public SoundSpecifier GravityShakeSound { get; set; } = new SoundPathSpecifier("/Audio/Effects/alert.ogg");
 
         [ViewVariables(VVAccess.ReadWrite)]
-        public bool Enabled
+        public bool EnabledVV
         {
-            get => _enabled;
+            get => Enabled;
             set
             {
-                if (_enabled == value) return;
-                _enabled = value;
-                if (_enabled)
-                {
-                    Logger.Info($"Enabled gravity for {Owner}");
-                }
-                else
-                {
-                    Logger.Info($"Disabled gravity for {Owner}");
-                }
+                if (Enabled == value) return;
+                Enabled = value;
+                IoCManager.Resolve<IEntityManager>().EventBus.RaiseLocalEvent(Owner, new GravityChangedEvent(Owner, value));
                 Dirty();
             }
         }
 
-        private bool _enabled;
-
-        public override ComponentState GetComponentState()
-        {
-            return new GravityComponentState(_enabled);
-        }
-
-        public override void HandleComponentState(ComponentState? curState, ComponentState? nextState)
-        {
-            base.HandleComponentState(curState, nextState);
-            if (curState is not GravityComponentState state) return;
-            Enabled = state.Enabled;
-        }
-
-        [Serializable, NetSerializable]
-        private sealed class GravityComponentState : ComponentState
-        {
-            public bool Enabled { get; }
-
-            public GravityComponentState(bool enabled)
-            {
-                Enabled = enabled;
-            }
-        }
+        [DataField("enabled")]
+        public bool Enabled;
     }
 }