Add initial simulator base

tools/simulator_base.hpp

@@ -1 +1,24 @@
-#pragma once
+#pragma once
+
+#include "UI.hpp"
+#include "timer.hpp"
+
+class SimulatorBase {
+
+    public:
+        SimulatorBase(std::string name);
+
+        void add_UI_item(UI_item* item);
+        json get_UI_items() const;
+
+        UI_item* get_UI_item(std::string id) const;
+
+        void run();
+
+        virtual void timer() {};
+    protected:
+        std::string p_name;
+        std::vector<UI_item*> p_UI_items;
+        std::map<std::string, UI_item*> p_UI_items_map;
+        Timer p_timer;
+};