Swarm.h and .cpp

Swarm.h

//Header guards for SWARM_H_
#ifndef SWARM_H_
#define SWARM_H_

//Include local headers
#include "Screen.h"
#include "Particle.h"

//Create a namespace for this the use of this class
namespace particlefire {

	//Create a class Swarm inside namespace ParticleFire. This class devires from Screen-class.
	class Swarm : public Screen {

		//Private data members of a Swarm-class:
	private:
		Particle *m_particles;
		int m_lastTime;
		static int nparticles_;
		static double red_speed_;
		static double green_speed_;
		static double blue_speed_;

		//Public data members of a Swarm-class:
	public:

		//Constructors and destructor of Swarm-class
	public:
		Swarm();
		virtual ~Swarm();

		//Private data methods of a Swarm-class:
	private:
		bool ReadSettings();//Method for getting settings from a file

		//Public data methods of a Swarm-class:
	public:
		void Update(int elapsed);//Method for updating particles
		const Particle *const GetParticles() { return m_particles; };//Method for returning the pointer m_pParticles
		void SetParticleColorValue(int elapsed);//Method for setting particle's color value
	};
}/* end of namespace ParticleFire */

#endif /* SWARM_H_ */

Constructor

	Swarm::Swarm() {
		//Constructor that creates array of Particle-objects and saves their location to pointer m_pParticles.
		ReadSettings();
		m_particles = new Particle[nparticles_];

		//Initialize variable to zero
		m_lastTime = 0;
	}