forked from upstream-mirrors/OpenTracks
Dennis Guse
@@ -0,0 +1,184 @@
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package de.dennisguse.opentracks.ui.intervals;
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import androidx.annotation.Nullable;
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import java.time.Duration;
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import java.util.ArrayList;
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import java.util.List;
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import de.dennisguse.opentracks.content.data.Distance;
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import de.dennisguse.opentracks.content.data.Speed;
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import de.dennisguse.opentracks.content.data.TrackPoint;
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import de.dennisguse.opentracks.content.provider.TrackPointIterator;
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import de.dennisguse.opentracks.stats.TrackStatistics;
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import de.dennisguse.opentracks.stats.TrackStatisticsUpdater;
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public class IntervalStatistics {
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private TrackStatisticsUpdater trackStatisticsUpdater = new TrackStatisticsUpdater();
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private final List<Interval> intervalList;
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private final Distance distanceInterval;
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private final Distance minGPSDistance;
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private Interval interval, lastInterval;
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/**
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* @param distanceInterval distance of every interval.
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* @param minGPSDistance the setting value for GPS distance.
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*/
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public IntervalStatistics(Distance distanceInterval, Distance minGPSDistance) {
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this.distanceInterval = distanceInterval;
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this.minGPSDistance = minGPSDistance;
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interval = new Interval();
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lastInterval = new Interval();
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intervalList = new ArrayList<>();
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intervalList.add(lastInterval);
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}
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/**
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* Complete intervals with the tracks points from the iterator.
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*
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* @return the last track point's id used to compute the intervals.
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*/
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public TrackPoint.Id addTrackPoints(TrackPointIterator trackPointIterator) {
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boolean newIntervalAdded = false;
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TrackPoint trackPoint = null;
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while (trackPointIterator.hasNext()) {
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trackPoint = trackPointIterator.next();
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trackStatisticsUpdater.addTrackPoint(trackPoint, minGPSDistance);
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if (trackStatisticsUpdater.getTrackStatistics().getTotalDistance().plus(interval.distance).greaterOrEqualThan(distanceInterval)) {
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interval.add(trackStatisticsUpdater.getTrackStatistics(), trackPoint);
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double adjustFactor = distanceInterval.dividedBy(interval.distance);
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Interval adjustedInterval = new Interval(interval);
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adjustedInterval.adjust(adjustFactor);
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intervalList.set(intervalList.size() - 1, adjustedInterval);
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interval = new Interval(interval.distance.minus(adjustedInterval.distance), interval.time.minus(adjustedInterval.time));
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trackStatisticsUpdater = new TrackStatisticsUpdater();
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trackStatisticsUpdater.addTrackPoint(trackPoint, minGPSDistance);
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lastInterval = new Interval(interval);
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intervalList.add(lastInterval);
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newIntervalAdded = true;
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}
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}
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if (newIntervalAdded) {
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lastInterval.add(trackStatisticsUpdater.getTrackStatistics(), null);
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} else {
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lastInterval.set(trackStatisticsUpdater.getTrackStatistics());
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}
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return trackPoint != null ? trackPoint.getId() : null;
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}
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public List<Interval> getIntervalList() {
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return intervalList;
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}
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/**
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* Return the last completed interval.
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* An interval is complete if its distance is equal to distanceInterval_m.
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*
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* @return the interval object or null if any interval is completed.
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*/
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public Interval getLastInterval() {
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if (intervalList.size() == 1 && intervalList.get(0).getDistance().lessThan(distanceInterval)) {
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return null;
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}
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for (int i = intervalList.size() - 1; i >= 0; i--) {
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if (intervalList.get(i).getDistance().greaterOrEqualThan(distanceInterval)) {
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return this.intervalList.get(i);
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}
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}
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return null;
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}
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public static class Interval {
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private Distance distance = Distance.of(0);
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private Duration time = Duration.ofSeconds(0);
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private Float gain_m;
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private Float loss_m;
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public Interval() {
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}
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public Interval(Distance distance, Duration time) {
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this.distance = distance;
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this.time = time;
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}
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public Interval(Interval i, double adjustFactor) {
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distance = i.distance.multipliedBy(adjustFactor);
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time = Duration.ofMillis((long) (i.time.toMillis() * adjustFactor));
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time = i.time;
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gain_m = i.gain_m;
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loss_m = i.loss_m;
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}
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public Interval(Interval i) {
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distance = i.distance;
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time = i.time;
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gain_m = i.gain_m;
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loss_m = i.loss_m;
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}
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private void adjust(double adjustFactor) {
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distance = distance.multipliedBy(adjustFactor);
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time = Duration.ofMillis((long) (time.toMillis() * adjustFactor));
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}
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public Distance getDistance() {
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return distance;
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}
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public Speed getSpeed() {
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return Speed.of(distance, time);
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}
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public boolean hasGain() {
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return gain_m != null;
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}
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public Float getGain_m() {
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return gain_m;
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}
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public boolean hasLoss() {
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return loss_m != null;
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}
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public Float getLoss_m() {
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return loss_m;
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}
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private void add(TrackStatistics trackStatistics, @Nullable TrackPoint lastTrackPoint) {
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distance = distance.plus(trackStatistics.getTotalDistance());
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time = time.plus(trackStatistics.getTotalTime());
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gain_m = trackStatistics.hasTotalAltitudeGain() ? trackStatistics.getTotalAltitudeGain() : gain_m;
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loss_m = trackStatistics.hasTotalAltitudeLoss() ? trackStatistics.getTotalAltitudeLoss() : loss_m;
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if (lastTrackPoint == null) {
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return;
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}
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if (hasGain() && lastTrackPoint.hasAltitudeGain()) {
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gain_m = gain_m - lastTrackPoint.getAltitudeGain();
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}
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if (hasLoss() && lastTrackPoint.hasAltitudeLoss()) {
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loss_m = loss_m - lastTrackPoint.getAltitudeLoss();
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}
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}
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private void set(TrackStatistics trackStatistics) {
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distance = trackStatistics.getTotalDistance();
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time = trackStatistics.getTotalTime();
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gain_m = trackStatistics.hasTotalAltitudeGain() ? trackStatistics.getTotalAltitudeGain() : gain_m;
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loss_m = trackStatistics.hasTotalAltitudeLoss() ? trackStatistics.getTotalAltitudeLoss() : loss_m;
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}
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}
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}
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@@ -0,0 +1,108 @@
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package de.dennisguse.opentracks.ui.intervals;
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import android.content.Context;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.RecyclerView;
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import java.util.List;
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import de.dennisguse.opentracks.R;
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import de.dennisguse.opentracks.content.data.Distance;
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import de.dennisguse.opentracks.util.StringUtils;
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public class IntervalStatisticsAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
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private List<IntervalStatistics.Interval> intervalList;
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private final Context context;
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private final StackMode stackMode;
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private boolean metricUnits;
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private boolean isReportSpeed;
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public IntervalStatisticsAdapter(Context context, StackMode stackMode, boolean metricUnits, boolean isReportSpeed) {
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this.metricUnits = metricUnits;
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this.context = context;
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this.stackMode = stackMode;
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this.isReportSpeed = isReportSpeed;
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}
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@NonNull
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@Override
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public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.interval_stats_list_item, parent, false);
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return new IntervalStatisticsAdapter.ViewHolder(view);
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}
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@Override
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public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
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int actualPosition = stackMode == StackMode.STACK_FROM_TOP ? position : getItemCount() - 1 - position;
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int nextPosition = actualPosition + 1;
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boolean isLast = actualPosition == getItemCount() - 1;
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IntervalStatisticsAdapter.ViewHolder viewHolder = (IntervalStatisticsAdapter.ViewHolder) holder;
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IntervalStatistics.Interval interval = intervalList.get(actualPosition);
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viewHolder.itemView.setTag(actualPosition);
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Distance sumDistance;
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if (isLast && actualPosition > 0) {
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sumDistance = intervalList.get(actualPosition - 1).getDistance()
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.multipliedBy(actualPosition)
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.plus(interval.getDistance());
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} else {
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sumDistance = interval.getDistance().multipliedBy(nextPosition);
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}
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viewHolder.distance.setText(StringUtils.formatDistance(context, sumDistance, metricUnits));
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viewHolder.rate.setText(StringUtils.formatSpeed(context, interval.getSpeed(), metricUnits, isReportSpeed));
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viewHolder.gain.setText(StringUtils.formatAltitudeChange(context, interval.getGain_m(), metricUnits));
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viewHolder.loss.setText(StringUtils.formatAltitudeChange(context, interval.getLoss_m(), metricUnits));
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}
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@Override
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public int getItemCount() {
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if (intervalList == null) {
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return 0;
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}
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return intervalList.size();
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}
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public List<IntervalStatistics.Interval> swapData(List<IntervalStatistics.Interval> data, boolean metricUnits, boolean isReportSpeed) {
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this.metricUnits = metricUnits;
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this.isReportSpeed = isReportSpeed;
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intervalList = data;
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if (data != null) {
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this.notifyDataSetChanged();
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}
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return data;
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}
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/**
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* Defines the two modes of list items stacking: from top or from bottom.
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*/
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public enum StackMode {
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STACK_FROM_BOTTOM,
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STACK_FROM_TOP
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}
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private static class ViewHolder extends RecyclerView.ViewHolder {
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final TextView distance;
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final TextView rate;
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final TextView gain;
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final TextView loss;
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public ViewHolder(@NonNull View itemView) {
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super(itemView);
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distance = itemView.findViewById(R.id.interval_item_distance);
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rate = itemView.findViewById(R.id.interval_item_rate);
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gain = itemView.findViewById(R.id.interval_item_gain);
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loss = itemView.findViewById(R.id.interval_item_loss);
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}
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}
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}
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@@ -0,0 +1,155 @@
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package de.dennisguse.opentracks.ui.intervals;
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import android.app.Application;
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import android.content.ContentResolver;
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import android.database.ContentObserver;
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import android.net.Uri;
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import android.os.Handler;
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import android.os.HandlerThread;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.lifecycle.AndroidViewModel;
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import androidx.lifecycle.MutableLiveData;
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import java.util.List;
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import java.util.concurrent.Executor;
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import java.util.concurrent.Executors;
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import de.dennisguse.opentracks.content.data.Distance;
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import de.dennisguse.opentracks.content.data.Track;
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import de.dennisguse.opentracks.content.data.TrackPoint;
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import de.dennisguse.opentracks.content.data.TrackPointsColumns;
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import de.dennisguse.opentracks.content.provider.ContentProviderUtils;
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import de.dennisguse.opentracks.content.provider.TrackPointIterator;
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import de.dennisguse.opentracks.settings.PreferencesUtils;
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/**
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* This model is used to load intervals for a track.
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* It uses a default interval but it can be set from outside to manage the interval length.
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*/
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public class IntervalStatisticsModel extends AndroidViewModel {
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private static final String TAG = IntervalStatisticsModel.class.getSimpleName();
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private MutableLiveData<List<IntervalStatistics.Interval>> intervalsLiveData;
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private IntervalStatistics intervalStatistics;
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private Distance distanceInterval;
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private final Distance minGPSDistance;
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private final ContentResolver contentResolver;
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private ContentObserver trackPointsTableObserver;
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private TrackPoint.Id lastTrackPointId;
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private final Executor executor = Executors.newSingleThreadExecutor();
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private HandlerThread handlerThread;
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private Handler handler;
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public IntervalStatisticsModel(@NonNull Application application) {
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super(application);
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minGPSDistance = PreferencesUtils.getRecordingDistanceInterval();
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contentResolver = getApplication().getContentResolver();
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handlerThread = new HandlerThread(TAG);
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handlerThread.start();
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handler = new Handler(handlerThread.getLooper());
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}
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@Override
|
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protected void onCleared() {
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super.onCleared();
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if (trackPointsTableObserver != null) {
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contentResolver.unregisterContentObserver(trackPointsTableObserver);
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trackPointsTableObserver = null;
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}
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if (handlerThread != null) {
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handlerThread.getLooper().quit();
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handlerThread = null;
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}
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handler = null;
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||||
}
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||||
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||||
public MutableLiveData<List<IntervalStatistics.Interval>> getIntervalStats(Track.Id trackId, boolean metricUnits, @Nullable IntervalOption interval) {
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if (intervalsLiveData == null) {
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if (interval == null) {
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interval = IntervalOption.OPTION_1;
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}
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intervalsLiveData = new MutableLiveData<>();
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distanceInterval = interval.getDistance(metricUnits);
|
||||
intervalStatistics = new IntervalStatistics(distanceInterval, minGPSDistance);
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loadIntervalStatistics(trackId);
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}
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||||
trackPointsTableObserver = new ContentObserver(handler) {
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@Override
|
||||
public void onChange(boolean selfChange, Uri uri) {
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loadIntervalStatistics(trackId);
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}
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};
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contentResolver.registerContentObserver(TrackPointsColumns.CONTENT_URI_BY_TRACKID, false, trackPointsTableObserver);
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return intervalsLiveData;
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}
|
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|
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private void loadIntervalStatistics(Track.Id trackId) {
|
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executor.execute(() -> {
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||||
ContentProviderUtils contentProviderUtils = new ContentProviderUtils(getApplication());
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||||
try (TrackPointIterator trackPointIterator = contentProviderUtils.getTrackPointLocationIterator(trackId, lastTrackPointId)) {
|
||||
lastTrackPointId = intervalStatistics.addTrackPoints(trackPointIterator);
|
||||
intervalsLiveData.postValue(intervalStatistics.getIntervalList());
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
public void onPause() {
|
||||
if (trackPointsTableObserver != null) {
|
||||
contentResolver.unregisterContentObserver(trackPointsTableObserver);
|
||||
}
|
||||
}
|
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|
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public void update(Track.Id trackId, boolean metricUnits, @Nullable IntervalOption interval) {
|
||||
if (interval == null) {
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||||
interval = IntervalOption.OPTION_1;
|
||||
}
|
||||
|
||||
lastTrackPointId = null;
|
||||
distanceInterval = interval.getDistance(metricUnits);
|
||||
intervalStatistics = new IntervalStatistics(distanceInterval, minGPSDistance);
|
||||
loadIntervalStatistics(trackId);
|
||||
}
|
||||
|
||||
/**
|
||||
* Intervals length this view model support.
|
||||
*/
|
||||
public enum IntervalOption {
|
||||
OPTION_1(1),
|
||||
OPTION_2(2),
|
||||
OPTION_3(3),
|
||||
OPTION_4(4),
|
||||
OPTION_5(5),
|
||||
OPTION_10(10),
|
||||
OPTION_20(20),
|
||||
OPTION_50(50);
|
||||
|
||||
private final int multiplier;
|
||||
|
||||
IntervalOption(int multiplier) {
|
||||
this.multiplier = multiplier;
|
||||
}
|
||||
|
||||
public Distance getDistance(boolean metricUnits) {
|
||||
return Distance
|
||||
.one(metricUnits)
|
||||
.multipliedBy(multiplier);
|
||||
}
|
||||
|
||||
public boolean sameMultiplier(IntervalOption intervalOption) {
|
||||
return intervalOption != null && this.multiplier == intervalOption.multiplier;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "" + multiplier; //TODO Somehow IntervalsFragment relies on a parsable Integer.
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,192 @@
|
||||
package de.dennisguse.opentracks.ui.intervals;
|
||||
|
||||
import android.content.SharedPreferences;
|
||||
import android.os.Bundle;
|
||||
import android.view.LayoutInflater;
|
||||
import android.view.View;
|
||||
import android.view.ViewGroup;
|
||||
import android.widget.AdapterView;
|
||||
import android.widget.ArrayAdapter;
|
||||
import android.widget.TextView;
|
||||
|
||||
import androidx.annotation.NonNull;
|
||||
import androidx.annotation.Nullable;
|
||||
import androidx.fragment.app.Fragment;
|
||||
import androidx.lifecycle.LiveData;
|
||||
import androidx.lifecycle.ViewModelProvider;
|
||||
import androidx.recyclerview.widget.LinearLayoutManager;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import de.dennisguse.opentracks.R;
|
||||
import de.dennisguse.opentracks.content.data.Track;
|
||||
import de.dennisguse.opentracks.content.provider.ContentProviderUtils;
|
||||
import de.dennisguse.opentracks.databinding.IntervalListViewBinding;
|
||||
import de.dennisguse.opentracks.settings.PreferencesUtils;
|
||||
|
||||
/**
|
||||
* A fragment to display the intervals from recorded track.
|
||||
*/
|
||||
public class IntervalsFragment extends Fragment {
|
||||
|
||||
private static final String TAG = IntervalsFragment.class.getSimpleName();
|
||||
|
||||
private static final String FROM_TOP_TO_BOTTOM_KEY = "fromTopToBottom";
|
||||
private static final String TRACK_ID_KEY = "trackId";
|
||||
|
||||
private IntervalStatisticsModel viewModel;
|
||||
protected IntervalStatisticsAdapter.StackMode stackModeListView;
|
||||
private IntervalStatisticsModel.IntervalOption selectedInterval;
|
||||
|
||||
private Track.Id trackId;
|
||||
private boolean metricUnits;
|
||||
private IntervalStatisticsAdapter adapter;
|
||||
private ArrayAdapter<IntervalStatisticsModel.IntervalOption> spinnerAdapter;
|
||||
|
||||
private boolean isReportSpeed;
|
||||
|
||||
private IntervalListViewBinding viewBinding;
|
||||
|
||||
protected final SharedPreferences.OnSharedPreferenceChangeListener sharedPreferenceChangeListener = (sharedPreferences, key) -> {
|
||||
if (PreferencesUtils.isKey(R.string.stats_units_key, key) || PreferencesUtils.isKey(R.string.stats_rate_key, key)) {
|
||||
updateIntervals(PreferencesUtils.isMetricUnits(), selectedInterval);
|
||||
if (spinnerAdapter != null) {
|
||||
spinnerAdapter.notifyDataSetChanged();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Creates an instance of this class.
|
||||
*
|
||||
* @param fromTopToBottom If true then the intervals are shown from top to bottom (the first interval on top). Otherwise the intervals are shown from bottom to top.
|
||||
* @return IntervalsFragment instance.
|
||||
*/
|
||||
public static Fragment newInstance(Track.Id trackId, boolean fromTopToBottom) {
|
||||
Bundle bundle = new Bundle();
|
||||
bundle.putBoolean(FROM_TOP_TO_BOTTOM_KEY, fromTopToBottom);
|
||||
bundle.putParcelable(TRACK_ID_KEY, trackId);
|
||||
IntervalsFragment intervalsFragment = new IntervalsFragment();
|
||||
intervalsFragment.setArguments(bundle);
|
||||
return intervalsFragment;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onCreate(@Nullable Bundle savedInstanceState) {
|
||||
super.onCreate(savedInstanceState);
|
||||
stackModeListView = getArguments().getBoolean(FROM_TOP_TO_BOTTOM_KEY, true) ? IntervalStatisticsAdapter.StackMode.STACK_FROM_TOP : IntervalStatisticsAdapter.StackMode.STACK_FROM_BOTTOM;
|
||||
trackId = getArguments().getParcelable(TRACK_ID_KEY);
|
||||
}
|
||||
|
||||
@Override
|
||||
public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
|
||||
viewBinding = IntervalListViewBinding.inflate(inflater, container, false);
|
||||
return viewBinding.getRoot();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
|
||||
super.onViewCreated(view, savedInstanceState);
|
||||
|
||||
adapter = new IntervalStatisticsAdapter(getContext(), stackModeListView, metricUnits, isReportSpeed);
|
||||
viewBinding.intervalList.setLayoutManager(new LinearLayoutManager(getContext()));
|
||||
// TODO handle empty view: before we did viewBinding.intervalList.setEmptyView(viewBinding.intervalListEmptyView);
|
||||
viewBinding.intervalList.setAdapter(adapter);
|
||||
|
||||
spinnerAdapter = new ArrayAdapter<>(getContext(), android.R.layout.simple_spinner_dropdown_item, IntervalStatisticsModel.IntervalOption.values()) {
|
||||
@NonNull
|
||||
@Override
|
||||
public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
|
||||
TextView v = (TextView) super.getView(position, convertView, parent);
|
||||
if (metricUnits) {
|
||||
v.setText(getContext().getString(R.string.value_integer_kilometer, Integer.parseInt(v.getText().toString())));
|
||||
} else {
|
||||
v.setText(getContext().getString(R.string.value_integer_mile, Integer.parseInt(v.getText().toString())));
|
||||
}
|
||||
return v;
|
||||
}
|
||||
|
||||
@Override
|
||||
public View getDropDownView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
|
||||
return getView(position, convertView, parent);
|
||||
}
|
||||
};
|
||||
|
||||
viewBinding.spinnerIntervals.setAdapter(spinnerAdapter);
|
||||
viewBinding.spinnerIntervals.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
|
||||
@Override
|
||||
public void onItemSelected(AdapterView<?> adapterView, View view, int i, long l) {
|
||||
updateIntervals(metricUnits, IntervalStatisticsModel.IntervalOption.values()[i]);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onNothingSelected(AdapterView<?> adapterView) {
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onResume() {
|
||||
super.onResume();
|
||||
|
||||
PreferencesUtils.registerOnSharedPreferenceChangeListener(sharedPreferenceChangeListener);
|
||||
|
||||
ContentProviderUtils contentProviderUtils = new ContentProviderUtils(getContext());
|
||||
Track track = contentProviderUtils.getTrack(trackId);
|
||||
if (track != null) {
|
||||
isReportSpeed = PreferencesUtils.isReportSpeed(track.getCategory());
|
||||
}
|
||||
|
||||
viewModel = new ViewModelProvider(getActivity()).get(IntervalStatisticsModel.class);
|
||||
loadIntervals();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onPause() {
|
||||
super.onPause();
|
||||
|
||||
PreferencesUtils.unregisterOnSharedPreferenceChangeListener(sharedPreferenceChangeListener);
|
||||
|
||||
if (viewModel != null) {
|
||||
viewModel.onPause();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onDestroyView() {
|
||||
super.onDestroyView();
|
||||
viewBinding = null;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onDestroy() {
|
||||
super.onDestroy();
|
||||
|
||||
adapter = null;
|
||||
viewModel = null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Update intervals through {@link IntervalStatisticsModel} view model.
|
||||
*/
|
||||
protected synchronized void loadIntervals() {
|
||||
if (viewModel == null) {
|
||||
return;
|
||||
}
|
||||
viewBinding.intervalRate.setText(isReportSpeed ? getString(R.string.stats_speed) : getString(R.string.stats_pace));
|
||||
LiveData<List<IntervalStatistics.Interval>> liveData = viewModel.getIntervalStats(trackId, metricUnits, selectedInterval);
|
||||
liveData.observe(getActivity(), intervalList -> adapter.swapData(intervalList, metricUnits, isReportSpeed));
|
||||
}
|
||||
|
||||
private synchronized void updateIntervals(boolean metricUnits, IntervalStatisticsModel.IntervalOption selectedInterval) {
|
||||
boolean update = metricUnits != this.metricUnits
|
||||
|| selectedInterval == null
|
||||
|| !selectedInterval.sameMultiplier(this.selectedInterval);
|
||||
this.metricUnits = metricUnits;
|
||||
this.selectedInterval = selectedInterval;
|
||||
|
||||
if (update && viewModel != null) {
|
||||
viewModel.update(trackId, this.metricUnits, this.selectedInterval);
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user