#ifndef __PCF_BUTT__
#define __PCF_BUTT__

class pcf_butt
{
private:
    bool lastState;
    bool curState;
public:
    pcf_butt();
    pcf_butt(bool state);
    void update(bool state);
    bool chngUp(bool state);
    bool chngDown(bool state);
    ~pcf_butt();
};

#endif