bubble_generator.h

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#ifndef _BUBBLE_GENERATOR_H_
#define _BUBBLE_GENERATOR_H_

#include <vector>

#include "bubble.h"
#include "camera.h"

class BubbleGenerator
{
        private:

                typedef std::vector<Bubble *> BubbleContainerType;

                BubbleContainerType _availableBubbles;

                Camera *_camera;

                const unsigned NUMBER_OF_DIFFERENT_BUBBLES;

        private:

                // Disable copy constructor and assignment operator
                BubbleGenerator(const BubbleGenerator &);
                BubbleGenerator & operator=(const BubbleGenerator &);

                void generateAvailableBubbles();

                unsigned getRandomIndex() const;

        public:

                BubbleGenerator(unsigned numOfDifferentBubbles, Camera *camera);

                ~BubbleGenerator();

                Bubble *generateBubble() const;
};

#endif