From e66286ebe30afc9acc4531fc2bea29b7fb924f93 Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Mon, 30 May 2022 17:03:20 -0700
Subject: Changeset: 56 Buildsystem cleanup: change to layered structure for
 different targets

---
 source/30-game/Level.hpp | 71 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 source/30-game/Level.hpp

(limited to 'source/30-game/Level.hpp')

diff --git a/source/30-game/Level.hpp b/source/30-game/Level.hpp
new file mode 100644
index 0000000..c1170a3
--- /dev/null
+++ b/source/30-game/Level.hpp
@@ -0,0 +1,71 @@
+#pragma once
+
+#include "GameObject.hpp"
+#include "RcPtr.hpp"
+#include "Uid.hpp"
+
+#include <robin_hood.h>
+#include <filesystem>
+#include <vector>
+
+// Forward declarations
+class Level;
+class LevelManager;
+
+/// Represents a seralized GameObject tree.
+class Level : public RefCounted {
+	friend class LevelManager;
+
+private:
+	struct InstanciationEntry;
+
+	LevelManager* mMan;
+	std::vector<InstanciationEntry> mEntries;
+
+public:
+	Level();
+	~Level();
+
+	void Instanciate(GameObject* relRoot) const;
+};
+
+class LevelManager {
+public:
+	static inline LevelManager* instance = nullptr;
+
+public: // NOTE: public for the editor; actual game components should not modify the map using this
+	struct LoadableObject {
+		RcPtr<Level> level; // TODO make weak pointer
+		std::filesystem::path filePath;
+		// NOTE: these fields are only loaded in dev mode
+		std::string name;
+		std::string description;
+	};
+	// We want pointer stability here for the editor (inspector object)
+	robin_hood::unordered_node_map<Uid, LoadableObject> mObjByUid;
+
+public:
+	void DiscoverFilesDesignatedLocation();
+	void DiscoverFiles(const std::filesystem::path& dir);
+
+	Level* FindLevel(const Uid& uid) const;
+	/// Get or load the given level
+	Level* LoadLevel(const Uid& uid);
+	/// Send the given level to be loaded on another thread
+	void PrepareLevel(const Uid& uid);
+
+	// These should only be used by the editor
+	LoadableObject& AddLevel(const Uid& uid);
+};
+
+class LevelWrapperObject : public GameObject {
+private:
+	RcPtr<Level> mLevel;
+
+public:
+	LevelWrapperObject(GameWorld* world);
+	~LevelWrapperObject() override;
+
+	Level* GetBoundLevel() const;
+	void SetBoundLevel(Level* level);
+};
-- 
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