/*!
 * @file spawning_point.h
 *  Definition of a spawning point within the game, used for network game
 */


#ifndef _SPAWNING_POINT
#define _SPAWNING_POINT

#include "world_entity.h"

class World;
class TiXmlElement;

//! The spawning point for world entities
class SpawningPoint : public WorldEntity {

  public:
    SpawningPoint (const Vector& absCoordinate = Vector(0.0, 0.0, 0.0), const World* world);
    SpawningPoint (const Vector& position, float frequency, float seed, int classID, const World* world);
    virtual ~SpawningPoint ();

    void loadParams(const TiXmlElement* root);

    void setSpawningEntity(int classID);
    void setSpawningFrequency(float frequency);
    void setPositionSeed(float seed);

    /**  sets the entity that is going to be spawned by this point @param classID: the id from the class_id.h file */
    void SpawningPoint::setSpawningEntity(int classID) { this->classID = classID; }
    /** sets the frequency with which the point is going to spawn entities (1/sec) @param frequency: the frequency */
    void SpawningPoint::setSpawningFrequency(float frequency) { this->frequency = frequency; }
    /**  sets the seed of the position vector @param seed: the random seed around the given vector */
    void SpawningPoint::setPositionSeed(float seed) { this->seed = seed; }

    void spawn();

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

  private:
    float                frequency;                      //!< the frequency for entity spawning
    float                countDown;                      //!< the timer that counts down until the next spawn
    float                seed;                           //!< the random seed of the position
    int                  classID;                        //!< the classid of the entity to spawn


};

#endif /* _SPAWNING_POINT */