Re-organize all projects (#4166)

Content.Client/Placeable/PlaceableSurfaceComponent.cs

@@ -0,0 +1,74 @@
+using Content.Shared.Placeable;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Maths;
+
+namespace Content.Client.Placeable
+{
+    [RegisterComponent]
+    [ComponentReference(typeof(SharedPlaceableSurfaceComponent))]
+    public class PlaceableSurfaceComponent : SharedPlaceableSurfaceComponent
+    {
+        private bool _isPlaceable;
+        private bool _placeCentered;
+        private Vector2 _positionOffset;
+
+        public override bool IsPlaceable
+        {
+            get => _isPlaceable;
+            set
+            {
+                if (_isPlaceable == value)
+                {
+                    return;
+                }
+
+                _isPlaceable = value;
+
+            }
+        }
+
+        public override bool PlaceCentered
+        {
+            get => _placeCentered;
+            set
+            {
+                if (_placeCentered == value)
+                {
+                    return;
+                }
+
+                _placeCentered = value;
+
+            }
+        }
+
+        public override Vector2 PositionOffset
+        {
+            get => _positionOffset;
+            set
+            {
+                if (_positionOffset.EqualsApprox(value))
+                {
+                    return;
+                }
+
+                _positionOffset = value;
+
+            }
+        }
+
+        public override void HandleComponentState(ComponentState? curState, ComponentState? nextState)
+        {
+            base.HandleComponentState(curState, nextState);
+
+            if (curState is not PlaceableSurfaceComponentState state)
+            {
+                return;
+            }
+
+            _isPlaceable = state.IsPlaceable;
+            _placeCentered = state.PlaceCentered;
+            _positionOffset = state.PositionOffset;
+        }
+    }
+}