libs/system/CycleTimer.h

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#ifndef QRK_CYCLE_TIMER_H
#define QRK_CYCLE_TIMER_H

#include <memory>
#include <cstdio>


namespace qrk
{
    class CycleTimer
    {
    public:
        enum {
            DefaultFps = 60,          
        };

        CycleTimer(void);
        ~CycleTimer(void);


        size_t waitMsec(void);


        void reset(void);


        void setStrictCycle(bool on);


        void setCycleFps(size_t fps);


        size_t cycleFps(void) const;


        void setCycleMsec(size_t delay_msec);


        size_t cycleMsec(void) const;


        int toNextCycleMsec(void);

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

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

#endif /* !QRK_CYCLE_TIMER_H */