encoder.h

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#pragma once
#ifndef DSY_ENCODER_H
#define DSY_ENCODER_H
#include "daisy_core.h"
#include "per/gpio.h"
#include "hid/switch.h"
 
namespace daisy
{
class Encoder
{
  public:
    Encoder() {}
    ~Encoder() {}
 
    void Init(dsy_gpio_pin a,
              dsy_gpio_pin b,
              dsy_gpio_pin click,
              float        update_rate = 0.f);
    void Debounce();
 
    inline int32_t Increment() const { return updated_ ? inc_ : 0; }
 
    inline bool RisingEdge() const { return sw_.RisingEdge(); }
 
    inline bool FallingEdge() const { return sw_.FallingEdge(); }
 
    inline bool Pressed() const { return sw_.Pressed(); }
 
    inline float TimeHeldMs() const { return sw_.TimeHeldMs(); }
 
    inline void SetUpdateRate(float update_rate) {}
 
  private:
    uint32_t last_update_;
    bool     updated_;
    Switch   sw_;
    dsy_gpio hw_a_, hw_b_;
    uint8_t  a_, b_;
    int32_t  inc_;
};
} // namespace daisy
#endif