mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-08-18 05:10:45 +02:00
112 lines
3.2 KiB
Java
112 lines
3.2 KiB
Java
/* Copyright (C) 2016-2021 Carsten Pfeiffer, Pavel Elagin
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.jyou;
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import java.util.Timer;
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import java.util.TimerTask;
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import nodomain.freeyourgadget.gadgetbridge.model.ActivitySample;
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public abstract class RealtimeSamplesSupport {
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private final long delay;
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private final long period;
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protected int steps;
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protected int heartrateBpm;
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private int lastSteps;
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// subclasses may add more
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private Timer realtimeStorageTimer;
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public RealtimeSamplesSupport(long delay, long period) {
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this.delay = delay;
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this.period = period;
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}
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public synchronized void start() {
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if (isRunning()) {
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return; // already running
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}
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realtimeStorageTimer = new Timer("JYou Realtime Storage Timer");
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realtimeStorageTimer.scheduleAtFixedRate(new TimerTask() {
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@Override
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public void run() {
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triggerCurrentSample();
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}
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}, delay, period);
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}
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public synchronized void stop() {
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if (realtimeStorageTimer != null) {
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realtimeStorageTimer.cancel();
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realtimeStorageTimer.purge();
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realtimeStorageTimer = null;
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}
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}
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public synchronized boolean isRunning() {
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return realtimeStorageTimer != null;
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}
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public synchronized void setSteps(int stepsPerMinute) {
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this.steps = stepsPerMinute;
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}
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/**
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* Returns the number of steps recorded since the last measurements. If no
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* steps are available yet, ActivitySample.NOT_MEASURED is returned.
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* @return
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*/
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public synchronized int getSteps() {
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if (steps == ActivitySample.NOT_MEASURED) {
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return ActivitySample.NOT_MEASURED;
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}
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if (lastSteps == 0) {
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return ActivitySample.NOT_MEASURED; // wait until we have a delta between two samples
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}
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int delta = steps - lastSteps;
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if (delta < 0) {
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return 0;
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}
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return delta;
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}
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public void setHeartrateBpm(int hrBpm) {
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this.heartrateBpm = hrBpm;
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}
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public int getHeartrateBpm() {
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return heartrateBpm;
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}
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public void triggerCurrentSample() {
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doCurrentSample();
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resetCurrentValues();
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}
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protected synchronized void resetCurrentValues() {
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if (steps >= lastSteps) {
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lastSteps = steps;
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}
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steps = ActivitySample.NOT_MEASURED;
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heartrateBpm = ActivitySample.NOT_MEASURED;
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}
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protected abstract void doCurrentSample();
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}
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