IrSenderPwm.cpp

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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/.
*/
 
#include "IrSenderPwm.h"
 
#ifdef HAS_HARDWARE_PWM
#include "IrSenderPwmHard.h"
#else
#include "IrSenderPwmSoftDelay.h"
#endif
 
IrSenderPwm *IrSenderPwm::instance = nullptr;
 
IrSenderPwm::IrSenderPwm(pin_t outputPin) : IrSender(outputPin) {
}
 
IrSenderPwm *IrSenderPwm::newInstance(pin_t outputPin) {
    if (instance != nullptr)
        return nullptr;
    instance =
#ifdef HAS_HARDWARE_PWM
            IrSenderPwmHard::newInstance(outputPin);
#else
            new IrSenderPwmSoftDelay(outputPin);
#endif
    return instance;
}
 
IrSenderPwm *IrSenderPwm::getInstance(bool create, pin_t outputPin) {
    if (instance == nullptr && create)
        instance = newInstance(outputPin);
    return instance;
}
 
void IrSenderPwm::deleteInstance() {
    if (instance != nullptr)
#ifdef HAS_HARDWARE_PWM
            IrSenderPwmHard::deleteInstance();
#else
            delete instance;
#endif
    instance = nullptr;
}