IrReceiver.h

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#pragma once

#include <Arduino.h>
#include "InfraredTypes.h"
#include "IrReader.h"
#include "IrSignal.h"

class IrReceiver : public IrReader {
private:
    pin_t pin;

public:
    // Default values
    static const pin_t defaultPin = 5;
    static const microseconds_t defaultMarkExcess = 50U;

    static const bool invertingSensor = true;

    IrReceiver(size_t bufSize, pin_t pin, bool pullup = false,
            microseconds_t markExcess = defaultMarkExcess);

    virtual ~IrReceiver() {
    };

    virtual frequency_t getFrequency() const {
        return IrSignal::defaultFrequency;
    };

    virtual void receive();

    pin_t getPin() const {
        return pin;
    }

    enum irdata_t {
        IR_MARK, 
        IR_SPACE 
    };

    // Needs to be public since used in ISP. Therefore hide it from Doxygen
    irdata_t readIr() {
        return ((digitalRead(getPin()) == HIGH) ^ invertingSensor) ? IR_MARK : IR_SPACE;
    }
};