// %flair:license{
// This file is part of the Flair framework distributed under the
// CECILL-C License, Version 1.0.
// %flair:license}
//  created:    2012/08/21
//  filename:   AnimPoursuite.h
//
//  author:     Guillaume Sanahuja
//              Copyright Heudiasyc UMR UTC/CNRS 7253
//
//  version:    $Id: $
//
//  purpose:    classe definissant une animation poursuite pour camera
//
/*********************************************************************/

#ifndef ANIMPOURSUITE_H
#define ANIMPOURSUITE_H

#include <ISceneNodeAnimator.h>
#include <position2d.h>
#include <vector3d.h>

namespace flair {
namespace simulator {

class AnimPoursuite : public irr::scene::ISceneNodeAnimator {
public:
  AnimPoursuite(const irr::scene::ISceneNode *parent,
                float rotateSpeed = -500.0f, float zoomSpeed = 4.0f);
  ~AnimPoursuite();

  void animateNode(irr::scene::ISceneNode *node, irr::u32 timeMs);
  ISceneNodeAnimator *createClone(irr::scene::ISceneNode *node,
                                  irr::scene::ISceneManager *newManager = 0);
  bool MouseMoved(const irr::SEvent &event, irr::core::position2df MousePos);
  void setPositionOffset(irr::core::vector3df newpos);
  void setTargetOffset(irr::core::vector3df newpos);

private:
  virtual bool isEventReceiverEnabled(void) const { return true; }

  irr::core::vector3df pos_offset, target_offset;
  bool LMouseKey;
  irr::core::position2df RotateStart;
  irr::core::position2df MousePos;
  const irr::scene::ISceneNode *parent;
  bool Rotating;
  float RotY, RotZ;
  float rotateSpeed;
  float zoomSpeed;
  float currentZoom;
  float sat(float value);
};

} // end namespace simulator
} // end namespace flair

#endif // ANIMPOURSUITE_H