source: orxonox.OLD/orxonox/trunk/src/lib/graphics/render2D/render_2d.h @ 4847

/*!
 * @file render_2d.h
 * @brief Definition of the 2D-rendering engine singleton Class
*/

#ifndef _RENDER_2D_H
#define _RENDER_2D_H

#include "base_object.h"

// FORWARD DEFINITION
template <class T> class tList;
class Element2D;

//! A default singleton class.
class Render2D : public BaseObject {

 public:
  virtual ~Render2D();
  /** @returns a Pointer to the only object of this Class */
  inline static Render2D* getInstance() { if (!singletonRef) singletonRef = new Render2D();  return singletonRef; };


  void draw() const;

  void registerElement2D(Element2D* element2D);
  void unregisterElement2D(Element2D* element2D);

 private:
  Render2D();
  static Render2D*               singletonRef;           //!< Reference to this class.

  tList<Element2D>*              element2DList;          //!< List of all valid 2D-elements.
};

#endif /* _RENDER_2D_H */