/*!
 * @file image_entity.h
 *  Definition of an ImageEntity
 */

#ifndef _IMAGE_ENTITY_H
#define _IMAGE_ENTITY_H

#include "p_node.h"
#include "element_2d.h"
#include "event_listener.h"

#include "vector.h"


// FORWARD DECLARATION
class Model;
class Material;
class TiXmlElement;

//! A class that enables the
class ImageEntity : public PNode, public Element2D {

 public:
  ImageEntity(const TiXmlElement* root = NULL);
  virtual ~ImageEntity();

  void init();
  virtual void loadParams(const TiXmlElement* root);

  void setSize(float sizeX, float sizeY);
  void setTexture(const char* textureFile);
  /** @param rotationSpeed the speed at what the crosshair should rotate */
  void setRotationSpeed(float rotationSpeed) { this->rotationSpeed = rotationSpeed; };
  void toggleBillboarding();

  virtual void tick(float dt);
  virtual void draw() const;

 private:
   Material*        material;             //!< a material for the Aim.
   float            rotationSpeed;        //!< Speed of the Rotation.
   bool             bBillboarding;        //!< true if billboarding is on
};

#endif /* _IMAGE_ENTITY_H */