SlManager.h

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// part of SDL2lazy
// author: Ulrike Hager

#ifndef SLMANAGER_H
#define SLMANAGER_H

#include <memory>
#include <string>
#include <vector>

#include <SDL2/SDL.h>
#include <SDL2/SDL_image.h>

#include "SlTextureManager.h"
#include "SlSpriteManager.h"
#include "SlValueParser.h"
#include "SlEventHandler.h"

class SlTexture;
class SlSprite;
class SlRenderItem;
class SlManipulation;


class SlManager
{
 public:
  SlManager();
  SlManager(const std::string& name, int width, int height);

  ~SlManager(void);

  SlManager(const SlManager&) = delete;
  SlManager& operator=(const SlManager&) = delete;

  bool appendToRenderQueue(const std::string& name, unsigned int destination = 0);
  SlRenderItem* createRenderItem(const std::string& name, unsigned int destination);
  void deleteRenderItem(const std::string& name);
  void deleteSprite(const std::string& name);
  void deleteTexture(const std::string& name);
  std::shared_ptr<SlSprite> findSprite(const std::string& name);
  SlTexture* findTexture(const std::string& name);
  inline void handleEvent(const SDL_Event& event);
  void insertInRenderQueueAfter(const std::string& toAdd, const std::string& afterThis, unsigned int destToAdd = 0, unsigned int destAfterThis = 0);
  void insertInRenderQueueBefore(const std::string& toAdd, const std::string& beforeThis, unsigned int destToAdd = 0, unsigned int destBeforeThis = 0);
  bool moveInRenderQueueBefore(const std::string& toAdd, const std::string& beforeThis, unsigned int destToAdd = 0, unsigned int destBeforeThis = 0);
  bool moveInRenderQueueAfter(const std::string& toAdd, const std::string& afterThis, unsigned int destToAdd = 0, unsigned int destAfterThis = 0);
  void manipulateRenderQueue(const std::string& name, unsigned int destination, const std::string& whatToDo, const std::vector<std::string>& parameters );
  void parseRenderQueueManipulation( std::ifstream& input );
  bool parseConfigurationFile(const std::string& filename = "SlTextureConfig.ini");
  void parseIniFile(const std::string& filename = "SlApplication.ini");
  void render();
  SDL_Renderer* renderer(){return renderer_;}
  void run();
  int screenWidth(){ return screen_width_; }
  int screenHeight(){ return screen_height_; }
  inline void setSpriteColor(const std::string& name, uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha = 0xFF, unsigned int destination = 0);
  inline void setSpriteDestinationOrigin(const std::string& name,  int x, int y, unsigned int destination = 0);
  inline void setSpriteRenderOptions(const std::string& name, uint32_t renderOptions, unsigned int destination = 0);
  void swapInRenderQueue(const std::string& toAdd, const std::string& toRemove, unsigned int destToAdd = 0, unsigned int destToRemove = 0);
  void swapInRenderQueueAtPosition(const std::string& toAdd, unsigned int destToAdd, unsigned int position );
  void swapInRenderQueueLastPosition(const std::string& toAdd, unsigned int destToAdd = 0 );
  void toggleRender(const std::string& toToggle, unsigned int destination = 0, int onOrOff = -1);
  inline void toggleRenderOff(const std::string& toToggle, unsigned int destination = 0);
  inline void toggleRenderOn(const std::string& toToggle, unsigned int destination = 0);
                          
 protected:
  SDL_Window* window_ = nullptr;
  SDL_Renderer* renderer_ = nullptr;
  void clear();
  void initialize();
  void initializeWindow(const std::string& name, int width, int height);
  bool moveInRenderQueue(const std::string& toMoveName, const std::string& targetName, unsigned int destToMove = 0, unsigned int targetDest = 0, int beforeOrAfter = 0);
  
 private:
  std::vector<SlRenderItem*> renderQueue_;
  std::unique_ptr<SlTextureManager> tmngr_  = nullptr;
  std::shared_ptr<SlSpriteManager> smngr_  = nullptr;
  std::unique_ptr<SlEventHandler> eventHandler_  = nullptr;
  int screen_width_ ;
  int screen_height_ ;
  SlValueParser valParser_;
  std::map<std::string, SlManipulation*> renderManip_;

};




#endif // SLMANAGER_H