IrSenderPwmHard.h

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/*
Copyright (C) 2015 Bengt Martensson.
 
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at
your option) any later version.
 
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
 
You should have received a copy of the GNU General Public License along with
this program. If not, see http://www.gnu.org/licenses/.
*/
 
#pragma once
 
#include <Arduino.h>
#include "IrSenderPwm.h"
#include "Board.h"
 
#ifndef HAS_HARDWARE_PWM
#error Current board does not support hardware PWM and thus not the class IrSendPwm. Consider using IrSenderSoftPwm or IrSenderSpin instead.
#endif
 
class IrSenderPwmHard : public IrSenderPwm {
public:
    IrSenderPwmHard(pin_t outputPin = Board::getInstance()->defaultPwmPin());
    virtual ~IrSenderPwmHard();
 
private:
    static IrSenderPwmHard *instance;
    void enable(frequency_t frequency, dutycycle_t dutyCycle = Board::defaultDutyCycle);
    void disable();
    //void sendSpace(microseconds_t time);
    void sendMark(microseconds_t time);
 
    static void barfForInvalidPin(pin_t outputPin) { if (outputPin != Board::getInstance()->defaultPwmPin()) {/*error("Silly pin")*/};};
 
public:
    static IrSenderPwmHard *getInstance(bool create = false, pin_t ouputPin = Board::getInstance()->defaultPwmPin());
 
    static IrSenderPwmHard *newInstance(pin_t ouputPin = Board::getInstance()->defaultPwmPin());
 
    static void deleteInstance() {
        delete instance;
        instance = nullptr;
    }
};