Implemented the stopwatch class and methods

This commit is contained in:
João Brázio 2016-03-30 18:26:33 +01:00
parent b5920837ea
commit 399101fff3
2 changed files with 176 additions and 0 deletions

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Marlin/stopwatch.cpp Normal file
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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 (DEBUGGING(INFO)) SERIAL_ECHOLNPGM("stopwatch::stop()");
if (!this->isRunning()) return;
this->status = STPWTCH_STOPPED;
this->stopTimestamp = millis();
}
void stopwatch::pause() {
if (DEBUGGING(INFO)) SERIAL_ECHOLNPGM("stopwatch::pause()");
if (!this->isRunning()) return;
this->status = STPWTCH_PAUSED;
this->stopTimestamp = millis();
}
void stopwatch::start() {
if (DEBUGGING(INFO)) SERIAL_ECHOLNPGM("stopwatch::start()");
if (this->isRunning()) return;
if (this->isPaused()) this->accumulator = this->duration();
else this->reset();
this->status = STPWTCH_RUNNING;
this->startTimestamp = millis();
}
void stopwatch::reset() {
if (DEBUGGING(INFO)) SERIAL_ECHOLNPGM("stopwatch::reset()");
this->status = STPWTCH_STOPPED;
this->startTimestamp = 0;
this->stopTimestamp = 0;
this->accumulator = 0;
}
bool stopwatch::isRunning() {
return (this->status == STPWTCH_RUNNING) ? true : false;
}
bool stopwatch::isPaused() {
return (this->status == STPWTCH_PAUSED) ? true : false;
}
uint16_t stopwatch::duration() {
return (((this->isRunning()) ? millis() : this->stopTimestamp)
- this->startTimestamp) / 1000 + this->accumulator;
}

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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/>.
*
*/
#ifndef STOPWATCH_H
#define STOPWATCH_H
enum stopwatch_s {
STPWTCH_STOPPED = 0x0,
STPWTCH_RUNNING = 0x1,
STPWTCH_PAUSED = 0x2
};
/**
* @brief Stopwatch class
* @details This class acts as a timer proving stopwatch functionality including
* the ability to pause the running time counter.
*/
class stopwatch {
private:
stopwatch_s status;
uint16_t accumulator;
uint32_t startTimestamp;
uint32_t stopTimestamp;
public:
/**
* @brief Class constructor
*/
stopwatch();
/**
* @brief Stops the stopwatch
* @details Stops the running timer, it will silently ignore the request if
* no timer is currently running.
*/
void stop();
/**
* @brief Pauses the stopwatch
* @details Pauses the running timer, it will silently ignore the request if
* no timer is currently running.
*/
void pause();
/**
* @brief Starts the stopwatch
* @details Starts the timer, it will silently ignore the request if the
* timer is already running.
*/
void start();
/**
* @brief Resets the stopwatch
* @details Resets all settings to their default values.
*/
void reset();
/**
* @brief Checks if the timer is running
* @details Returns true if the timer is currently running, false otherwise.
* @return bool
*/
bool isRunning();
/**
* @brief Checks if the timer is paused
* @details Returns true if the timer is currently paused, false otherwise.
* @return bool
*/
bool isPaused();
/**
* @brief Gets the running time
* @details Returns the total number of seconds the timer has been running.
* @return uint16_t
*/
uint16_t duration();
};
#endif //STOPWATCH_H