Started canvas component work, and moving to unique network pointers (build is broken)

src/CanvasComponents/CanvasComponentContainer.hpp

@@ -0,0 +1,20 @@
+#pragma once
+#include "../CoordSpaceHelper.hpp"
+#include "CanvasComponent.hpp"
+#include <Helpers/NetworkingObjects/NetObjManagerTypeList.hpp>
+#include "../VersionConstants.hpp"
+
+class CanvasComponentContainer {
+    public:
+        CanvasComponentContainer();
+        CanvasComponentContainer(CanvasComponent::CompType type);
+        static void register_class(NetworkingObjects::NetObjManagerTypeList& t);
+        void save_file(cereal::PortableBinaryOutputArchive& a) const;
+        void load_file(cereal::PortableBinaryInputArchive& a, VersionNumber version);
+        const std::unique_ptr<CanvasComponent>& get_comp();
+        const CoordSpaceHelper& get_coords();
+    private:
+        std::unique_ptr<CanvasComponent> allocate_comp(CanvasComponent::CompType type);
+        std::unique_ptr<CanvasComponent> comp;
+        CoordSpaceHelper coords;
+};