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Gadgetbridge/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/LiveActivityFragment.java
2015-10-02 00:07:19 +02:00

334 lines
12 KiB
Java

package nodomain.freeyourgadget.gadgetbridge.activities.charts;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.content.LocalBroadcastManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.Toast;
import com.github.mikephil.charting.charts.BarLineChartBase;
import com.github.mikephil.charting.charts.Chart;
import com.github.mikephil.charting.components.XAxis;
import com.github.mikephil.charting.components.YAxis;
import com.github.mikephil.charting.data.BarData;
import com.github.mikephil.charting.data.BarDataSet;
import com.github.mikephil.charting.data.BarEntry;
import com.github.mikephil.charting.data.Entry;
import com.github.mikephil.charting.data.LineData;
import com.github.mikephil.charting.data.LineDataSet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
import nodomain.freeyourgadget.gadgetbridge.GBApplication;
import nodomain.freeyourgadget.gadgetbridge.R;
import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.ActivitySample;
import nodomain.freeyourgadget.gadgetbridge.model.DeviceService;
import nodomain.freeyourgadget.gadgetbridge.util.GB;
public class LiveActivityFragment extends AbstractChartFragment {
private static final Logger LOG = LoggerFactory.getLogger(LiveActivityFragment.class);
private BarEntry totalStepsEntry;
private BarEntry stepsPerMinuteEntry;
private BarDataSet mStepsPerMinuteData;
private BarDataSet mTotalStepsData;
private LineDataSet mHistorySet = new LineDataSet(new ArrayList<Entry>(), "History");
private class Steps {
private int initialSteps;
private int steps;
private long lastTimestamp;
private int currentStepsPerMinute;
private int maxStepsPerMinute;
public int getStepsPerMinute() {
return currentStepsPerMinute;
}
public int getTotalSteps() {
return steps - initialSteps;
}
public int getMaxStepsPerMinute() {
return maxStepsPerMinute;
}
public void updateCurrentSteps(int newSteps, long timestamp) {
try {
if (steps == 0) {
steps = newSteps;
lastTimestamp = timestamp;
if (newSteps > 0) {
initialSteps = newSteps;
}
return;
}
if (newSteps >= steps) {
int stepsDelta = newSteps - steps;
long timeDelta = timestamp - lastTimestamp;
currentStepsPerMinute = calculateStepsPerMinute(stepsDelta, timeDelta);
maxStepsPerMinute = Math.max(maxStepsPerMinute, currentStepsPerMinute);
steps = newSteps;
lastTimestamp = timestamp;
} else {
// TODO: handle new day?
}
} catch (Exception ex) {
GB.toast(LiveActivityFragment.this.getContext(), ex.getMessage(), Toast.LENGTH_SHORT, GB.ERROR, ex);
}
}
private int calculateStepsPerMinute(int stepsDelta, long millis) {
if (stepsDelta == 0) {
return 0; // not walking or not enough data per mills?
}
if (millis <= 0) {
throw new IllegalArgumentException("delta in millis is <= 0 -- time change?");
}
long oneMinute = 60 * 1000;
float factor = oneMinute / millis;
return (int) (stepsDelta * factor);
}
}
private BarLineChartBase mStepsPerMinuteHistoryChart;
private CustomBarChart mStepsPerMinuteCurrentChart;
private CustomBarChart mTotalStepsChart;
private Steps mSteps = new Steps();
private BroadcastReceiver mReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
switch (action) {
case DeviceService.ACTION_REALTIME_STEPS:
int steps = intent.getIntExtra(DeviceService.EXTRA_REALTIME_STEPS, 0);
long timestamp = intent.getLongExtra(DeviceService.EXTRA_TIMESTAMP, System.currentTimeMillis());
refreshCurrentSteps(steps, timestamp);
break;
}
}
};
private void refreshCurrentSteps(int steps, long timestamp) {
mSteps.updateCurrentSteps(steps, timestamp);
// Or: count down the steps until goal reached? And then flash GOAL REACHED -> Set stretch goal
mTotalStepsChart.setSingleEntryYValue(mSteps.getTotalSteps());
// totalStepsEntry.setVal(mSteps.getTotalSteps());
LOG.info("Steps: " + steps + ", total: " + mSteps.getTotalSteps() + ", current: " + mSteps.getStepsPerMinute());
// mTotalStepsChart.setCenterText(NumberFormat.getNumberInstance().format(mSteps.getTotalSteps()));
mStepsPerMinuteCurrentChart.getAxisLeft().setAxisMaxValue(mSteps.getMaxStepsPerMinute());
mStepsPerMinuteCurrentChart.setSingleEntryYValue(mSteps.getStepsPerMinute());
// stepsPerMinuteEntry.setVal(mSteps.getStepsPerMinute());
// mStepsPerMinuteCurrentChart.setCenterText(NumberFormat.getNumberInstance().format(mSteps.getStepsPerMinute()));
mStepsPerMinuteHistoryChart.getData().addEntry(new Entry(mSteps.getStepsPerMinute(), mHistorySet.getEntryCount()), 0);
mStepsPerMinuteHistoryChart.getData().addXValue("");
mHistorySet.addColor(akActivity.color);
mTotalStepsChart.getData().notifyDataChanged();
mTotalStepsData.notifyDataSetChanged();
mStepsPerMinuteCurrentChart.getData().notifyDataChanged();
mStepsPerMinuteData.notifyDataSetChanged();
mStepsPerMinuteHistoryChart.getData().notifyDataChanged();
mHistorySet.notifyDataSetChanged();
renderCharts();
}
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
IntentFilter filterLocal = new IntentFilter();
filterLocal.addAction(DeviceService.ACTION_REALTIME_STEPS);
View rootView = inflater.inflate(R.layout.fragment_live_activity, container, false);
mStepsPerMinuteCurrentChart = (CustomBarChart) rootView.findViewById(R.id.livechart_steps_per_minute_current);
mTotalStepsChart = (CustomBarChart) rootView.findViewById(R.id.livechart_steps_total);
mStepsPerMinuteHistoryChart = (BarLineChartBase) rootView.findViewById(R.id.livechart_steps_per_minute_history);
totalStepsEntry = new BarEntry(0, 1);
stepsPerMinuteEntry = new BarEntry(0, 1);
mStepsPerMinuteData = setupCurrentChart(mStepsPerMinuteCurrentChart, stepsPerMinuteEntry, "Steps/min");
mTotalStepsData = setupTotalStepsChart(mTotalStepsChart, totalStepsEntry, "Total Steps");
setupHistoryChart(mStepsPerMinuteHistoryChart);
LocalBroadcastManager.getInstance(getActivity()).registerReceiver(mReceiver, filterLocal);
return rootView;
}
@Override
protected void onMadeVisibleInActivity() {
GBApplication.deviceService().onEnableRealtimeSteps(true);
super.onMadeVisibleInActivity();
if (getActivity() != null) {
getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
}
@Override
protected void onMadeInvisibleInActivity() {
GBApplication.deviceService().onEnableRealtimeSteps(false);
if (getActivity() != null) {
getActivity().getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
super.onMadeInvisibleInActivity();
}
@Override
public void onDestroyView() {
LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(mReceiver);
super.onDestroyView();
}
private BarDataSet setupCurrentChart(CustomBarChart chart, BarEntry entry, String title) {
mStepsPerMinuteCurrentChart.getAxisLeft().setAxisMaxValue(300);
return setupCommonChart(chart, entry, title);
}
private BarDataSet setupCommonChart(CustomBarChart chart, BarEntry entry, String title) {
chart.setSinglAnimationEntry(entry);
chart.setBackgroundColor(BACKGROUND_COLOR);
chart.setDescriptionColor(DESCRIPTION_COLOR);
chart.setDescription(title);
chart.setNoDataTextDescription("");
chart.setNoDataText("");
chart.getAxisRight().setEnabled(false);
// chart.setDrawSliceText(false);
List<BarEntry> entries = new ArrayList<>();
List<String> xLabels = new ArrayList<>();
List<Integer> colors = new ArrayList<>();
// int value = 0;
// chart.setCenterText(NumberFormat.getNumberInstance().format(value));
entries.add(new BarEntry(0,0));
entries.add(entry);
entries.add(new BarEntry(0,2));
colors.add(akActivity.color);
colors.add(akActivity.color);
colors.add(akActivity.color);
//we don't want labels on the pie chart
xLabels.add("");
xLabels.add("");
xLabels.add("");
BarDataSet set = new BarDataSet(entries, "");
set.setColors(colors);
BarData data = new BarData(xLabels, set);
data.setGroupSpace(0);
//this hides the values (numeric) added to the set. These would be shown aside the strings set with addXValue above
// data.setDrawValues(false);
chart.setData(data);
chart.getLegend().setEnabled(false);
return set;
}
private BarDataSet setupTotalStepsChart(CustomBarChart chart, BarEntry entry, String label) {
mTotalStepsChart.getAxisLeft().setAxisMaxValue(5000); // TODO: use daily goal - already reached steps
return setupCommonChart(chart, entry, label); // at the moment, these look the same
}
private void setupHistoryChart(BarLineChartBase chart) {
configureBarLineChartDefaults(chart);
chart.setBackgroundColor(BACKGROUND_COLOR);
chart.setDescriptionColor(DESCRIPTION_COLOR);
chart.setDescription("");
chart.setNoDataText("Start your activity");
XAxis x = chart.getXAxis();
x.setDrawLabels(true);
x.setDrawGridLines(false);
x.setEnabled(true);
x.setTextColor(CHART_TEXT_COLOR);
x.setDrawLimitLinesBehindData(true);
YAxis y = chart.getAxisLeft();
y.setDrawGridLines(false);
y.setDrawTopYLabelEntry(false);
y.setTextColor(CHART_TEXT_COLOR);
y.setEnabled(true);
YAxis yAxisRight = chart.getAxisRight();
yAxisRight.setDrawGridLines(false);
yAxisRight.setEnabled(false);
yAxisRight.setDrawLabels(false);
yAxisRight.setDrawTopYLabelEntry(false);
yAxisRight.setTextColor(CHART_TEXT_COLOR);
LineData data = new LineData();
data.addDataSet(mHistorySet);
// add dummy value because we get ArrayIndexOutOfBoundsExceptions without ;(
mHistorySet.addEntry(new Entry(0, 0));
mHistorySet.addColor(akActivity.color);
data.addXValue("");
chart.setData(data);
}
@Override
public String getTitle() {
return getContext().getString(R.string.liveactivity_live_activity);
}
@Override
protected void showDateBar(boolean show) {
// never show the data bar
super.showDateBar(false);
}
@Override
protected void refresh() {
// do nothing, we don't have any db interaction
}
@Override
protected void refreshInBackground(DBHandler db, GBDevice device) {
}
@Override
protected void renderCharts() {
mStepsPerMinuteCurrentChart.animateY(150);
mTotalStepsChart.animateY(150);
mStepsPerMinuteHistoryChart.invalidate();
}
@Override
protected List<ActivitySample> getSamples(DBHandler db, GBDevice device, int tsFrom, int tsTo) {
throw new UnsupportedOperationException("no db access supported for live activity");
}
@Override
protected void setupLegend(Chart chart) {
// no legend
}
}