Marlin_Firmware/Marlin/stopwatch.cpp

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/*
* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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 3 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 "Marlin.h"
#include "stopwatch.h"
Stopwatch::Stopwatch() {
this->reset();
}
void Stopwatch::stop() {
#if ENABLED(DEBUG_STOPWATCH)
debug(PSTR("stop"));
#endif
if (!this->isRunning()) return;
this->state = STPWTCH_STOPPED;
this->stopTimestamp = millis();
}
void Stopwatch::pause() {
#if ENABLED(DEBUG_STOPWATCH)
debug(PSTR("pause"));
#endif
if (!this->isRunning()) return;
this->state = STPWTCH_PAUSED;
this->stopTimestamp = millis();
}
void Stopwatch::start() {
#if ENABLED(DEBUG_STOPWATCH)
debug(PSTR("start"));
#endif
if (this->isRunning()) return;
if (this->isPaused()) this->accumulator = this->duration();
else this->reset();
this->state = STPWTCH_RUNNING;
this->startTimestamp = millis();
}
void Stopwatch::reset() {
#if ENABLED(DEBUG_STOPWATCH)
debug(PSTR("reset"));
#endif
this->state = STPWTCH_STOPPED;
this->startTimestamp = 0;
this->stopTimestamp = 0;
this->accumulator = 0;
}
bool Stopwatch::isRunning() {
return (this->state == STPWTCH_RUNNING) ? true : false;
}
bool Stopwatch::isPaused() {
return (this->state == STPWTCH_PAUSED) ? true : false;
}
uint16_t Stopwatch::duration() {
return (((this->isRunning()) ? millis() : this->stopTimestamp)
- this->startTimestamp) / 1000 + this->accumulator;
}
#if ENABLED(DEBUG_STOPWATCH)
void Stopwatch::debug(const char func[]) {
if (DEBUGGING(INFO)) {
SERIAL_ECHOPGM("Stopwatch::");
serialprintPGM(func);
SERIAL_ECHOLNPGM("()");
}
}
#endif