HomeSpan/src/extras/Blinker.cpp

146 lines
3.2 KiB
C++

/*********************************************************************************
* MIT License
*
* Copyright (c) 2020-2022 Gregg E. Berman
*
* https://github.com/HomeSpan/HomeSpan
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
********************************************************************************/
#include "Blinker.h"
////////////////////////////////
// Blinker //
////////////////////////////////
Blinker::Blinker(Blinkable *led, uint16_t autoOffDuration){
this->led=led;
pauseDuration=autoOffDuration*1000;
}
//////////////////////////////////////
void Blinker::blinkTask(void *arg){
Blinker *b=(Blinker *)arg;
for(;;){
for(int i=0;i<b->nBlinks;i++){
b->led->on();
delay(b->onTime);
b->led->off();
delay(b->offTime);
}
delay(b->delayTime);
}
}
//////////////////////////////////////
void Blinker::start(int period, float dutyCycle){
start(period, dutyCycle, 1, 0);
}
//////////////////////////////////////
void Blinker::start(int period, float dutyCycle, int nBlinks, int delayTime){
if(!led)
return;
onTime=dutyCycle*period;
offTime=period-onTime;
this->delayTime=delayTime+offTime;
this->nBlinks=nBlinks;
stop();
xTaskCreate( blinkTask, "BlinkTask", 1024, (void *)this, 2, &blinkHandle );
pauseTime=millis();
isPaused=false;
}
//////////////////////////////////////
void Blinker::stop(){
if(!led)
return;
if(blinkHandle!=NULL){
vTaskDelete(blinkHandle);
blinkHandle=NULL;
}
isPaused=true;
}
//////////////////////////////////////
void Blinker::on(){
if(!led)
return;
stop();
led->on();
pauseTime=millis();
isPaused=false;
}
//////////////////////////////////////
void Blinker::off(){
if(!led)
return;
stop();
led->off();
}
//////////////////////////////////////
void Blinker::check(){
if(!led)
return;
if(pauseDuration==0 || isPaused || (millis()-pauseTime)<pauseDuration)
return;
Serial.print("Pausing LED\n");
off();
}
//////////////////////////////////////
int Blinker::getPin(){
if(!led)
return(-1);
return(led->getPin());
}