1 files changed, 15 insertions, 14 deletions

diff --git a/src/crepe/api/LoopManager.h b/src/crepe/api/LoopManager.h
index d8910a0..17bddd1 100644
--- a/src/crepe/api/LoopManager.h
+++ b/src/crepe/api/LoopManager.h
@@ -6,11 +6,12 @@
 #include "../manager/ComponentManager.h"
 #include "../manager/SceneManager.h"
 #include "../system/System.h"
+#include "manager/SceneManager.h"
 
-#include "LoopTimer.h"
+#include "api/Event.h"
+#include "api/LoopTimer.h"
 
 namespace crepe {
-
 /**
  * \brief Main game loop manager
  *
@@ -18,6 +19,12 @@ namespace crepe {
  */
 class LoopManager {
 public:
+	/**
+	 * \brief Start the gameloop
+	 *
+	 * This is the start of the engine where the setup is called and then the loop keeps running until the game stops running.
+	 * Developers need to call this function to run the game.
+	 */
 	void start();
 	LoopManager();
 
@@ -70,14 +77,6 @@ private:
 	 * This function updates physics and game logic based on LoopTimer's fixed_delta_time.
 	 */
 	void fixed_update();
-
-	/**
-	 * \brief Set game running variable
-	 *
-	 * \param running running (false = game shutdown, true = game running)
-	 */
-	void set_running(bool running);
-
 	/**
 	 * \brief Function for executing render-related systems.
 	 *
@@ -98,15 +97,17 @@ private:
 
 	//! SDL context \todo no more singletons!
 	SDLContext & sdl_context = SDLContext::get_instance();
-	//! Loop timer \todo no more singletons!
-	LoopTimer & loop_timer = LoopTimer::get_instance();
-
+	//! loop timer instance
+	std::unique_ptr<LoopTimer> loop_timer;
 private:
+	
+	//! callback function for shutdown event
+	bool on_shutdown(const ShutDownEvent & e);
 	/**
 	 * \brief Collection of System instances
 	 *
 	 * This map holds System instances indexed by the system's class typeid. It is filled in the
-	 * constructor of \c LoopManager using LoopManager::load_system.
+	 * constructor of LoopManager using LoopManager::load_system.
 	 */
 	std::unordered_map<std::type_index, std::unique_ptr<System>> systems;
 	/**