FallbackGameState.h

#pragma once
 
#include <Core/Graphics/Camera.h>
#include <Foundation/Types/UniquePtr.h>
#include <GameEngine/GameState/GameState.h>
#include <GameEngine/Utils/SceneLoadUtil.h>
 
class plCameraComponent;
 
using plCollectionResourceHandle = plTypedResourceHandle<class plCollectionResource>;
 
class PL_GAMEENGINE_DLL plFallbackGameState : public plGameState
{
  PL_ADD_DYNAMIC_REFLECTION(plFallbackGameState, plGameState)
 
public:
  plFallbackGameState();
 
  void EnableSceneSelectionMenu(bool bEnable);
 
  void EnableFreeCameras(bool bEnable);
 
  void EnableAutoSwitchToLoadedScene(bool bEnable);
 
  virtual void ProcessInput() override;
  virtual void AfterWorldUpdate() override;
 
  virtual plGameStatePriority DeterminePriority(plWorld* pWorld) const override;
 
  virtual void OnActivation(plWorld* pWorld, const plTransform* pStartPosition) override;
  virtual void OnDeactivation() override;
 
  virtual plString GetStartupSceneFile();
 
  void SwitchToLoadingScreen();
 
  plResult StartSceneLoading(plStringView sSceneFile, plStringView sPreloadCollection);
 
  void CancelSceneLoading();
 
  bool IsLoadingScene() const;
 
  bool IsInLoadingScreen() const;
 
  void SwitchToLoadedScene();
 
  plStringView GetActiveSceneName() const { return m_sTitleOfActiveScene; }
 
  plStringView GetLoadingSceneName() const { return m_sTitleOfLoadingScene; }
 
protected:
  virtual plUniquePtr<plWorld> CreateLoadingScreenWorld();
  virtual void ConfigureInputActions() override;
  virtual plResult SpawnPlayer(const plTransform* pStartPosition) override;
 
  virtual const plCameraComponent* FindActiveCameraComponent();
 
  plInt32 m_iActiveCameraComponentIndex;
 
  plUniquePtr<plWorld> m_pActiveWorld;
 
  plUniquePtr<plSceneLoadUtility> m_pSceneToLoad;
 
 
  enum class State
  {
    Ok,
    NoProject,
    BadProject,
    NoScene,
    BadScene,
  };
 
  State m_State = State::Ok;
  bool m_bShowMenu = false;
  bool m_bEnableSceneSelectionMenu = true;
  bool m_bEnableFreeCameras = true;
  bool m_bIsInLoadingScreen = false;
  bool m_bAutoSwitchToLoadedScene = true;
 
  void FindAvailableScenes();
  bool DisplayMenu();
 
  bool m_bCheckedForScenes = false;
  plDynamicArray<plString> m_AvailableScenes;
  plUInt32 m_uiSelectedScene = 0;
  plString m_sTitleOfLoadingScene;
  plString m_sTitleOfActiveScene;
};