Component_stack.h

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#ifndef HRK_COMPONENT_STACK_H
#define HRK_COMPONENT_STACK_H

#include <memory>
#include "Component.h"


namespace hrk
{
    class Component_stack : public Component
    {
    public:
        Component_stack(void);
        ~Component_stack(void);

        void set_alpha(double alpha);
        void set_color_strength(double ratio);
        void update(void);
        void draw(void);
        SizeF size(void) const;

        bool empty(void) const;
        Component* top(void);
        void push(Component* component);
        void pop(void);
        int component_size(void) const;

    private:
        Component_stack(const Component_stack& rhs);
        Component_stack& operator = (const Component_stack& rhs);

        struct pImpl;
        std::auto_ptr<pImpl> pimpl;
    };
}

#endif