Entit.hpp

#ifndef ENTITY_HPP
#define ENTITY_HPP

#include <SFML/Graphics/Sprite.hpp>
#include <SFML/Graphics/Drawable.hpp>
#include <SFML/Graphics/Transformable.hpp>
#include <SFML/Graphics/RenderStates.hpp>

// Forward declerations
namespace sf
{
    class Texture;
    class RenderTarget;
}

class Entity : public sf::Drawable, public sf::Transformable
{
protected:
    virtual void draw(sf::RenderTarget& target, RenderStates states) const = 0;
    
protected:
    sf::Sprite m_sprite;
    sf::Texture* m_texture;
};

#endif // ENTITY_HPP

Player.cpp

#include "Player.hpp"

#include <SFML/Graphics/Texture.hpp>
#include <SFML/Graphics/RenderTarget.hpp>

Player::Player(sf::Texture& texture)
: m_texture(texture)
, m_sprite(m_texture)
{
    
}

void Player::draw(sf::RenderTarget& target, RenderStates states)
{
    target.draw(m_sprite);
}

Player.hpp

#ifndef PLAYER_HPP
#define PLAYER_HPP

#include "Entity.hpp"

class Player : public Entity
{
public:
    Player(sf::Texture& texture);
    
private:
    virtual void draw(sf::RenderTarget& target, RenderStates states) const;
};

#endif // PLAYER_HPP