269 lines
9.3 KiB
Java
269 lines
9.3 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.activities.charts;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.graphics.Color;
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import android.os.Bundle;
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import android.support.annotation.Nullable;
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import android.support.v4.content.LocalBroadcastManager;
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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.Toast;
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import com.github.mikephil.charting.charts.BarLineChartBase;
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import com.github.mikephil.charting.charts.Chart;
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import com.github.mikephil.charting.charts.PieChart;
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import com.github.mikephil.charting.components.XAxis;
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import com.github.mikephil.charting.components.YAxis;
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import com.github.mikephil.charting.data.ChartData;
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import com.github.mikephil.charting.data.Entry;
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import com.github.mikephil.charting.data.PieData;
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import com.github.mikephil.charting.data.PieDataSet;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.text.NumberFormat;
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import java.util.ArrayList;
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import java.util.List;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.model.ActivitySample;
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import nodomain.freeyourgadget.gadgetbridge.model.DeviceService;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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public class LiveActivityFragment extends AbstractChartFragment {
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private static final Logger LOG = LoggerFactory.getLogger(LiveActivityFragment.class);
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private Entry totalStepsEntry;
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private Entry stepsPerMinuteEntry;
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private PieData mStepsPerMinuteData;
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private PieData mTotalStepsData;
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private class Steps {
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private int steps;
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private long lastTimestamp;
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private int currentStepsPerMinute;
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public int getStepsPerMinute() {
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return currentStepsPerMinute;
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}
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public int getTotalSteps() {
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return steps;
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}
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public void updateCurrentSteps(int newSteps, long timestamp) {
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try {
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if (steps == 0) {
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steps = newSteps;
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lastTimestamp = timestamp;
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return;
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}
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if (newSteps >= steps) {
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int stepsDelta = newSteps - steps;
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long timeDelta = timestamp - lastTimestamp;
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currentStepsPerMinute = calculateStepsPerMinute(stepsDelta, timeDelta);
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steps = newSteps;
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lastTimestamp = timestamp;
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} else {
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// TODO: handle new day?
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}
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} catch (Exception ex) {
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GB.toast(LiveActivityFragment.this.getContext(), ex.getMessage(), Toast.LENGTH_SHORT, GB.ERROR, ex);
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}
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}
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private int calculateStepsPerMinute(int stepsDelta, long millis) {
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if (stepsDelta == 0) {
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return 0; // not walking or not enough data per mills?
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}
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if (millis <= 0) {
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throw new IllegalArgumentException("delta in millis is <= 0 -- time change?");
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}
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long oneMinute = 60 * 1000;
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float factor = oneMinute / millis;
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return (int) (stepsDelta * factor);
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}
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}
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private BarLineChartBase mStepsPerMinuteHistoryChart;
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private PieChart mStepsPerMinuteCurrentChart;
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private PieChart mStepsTotalChart;
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private Steps mSteps = new Steps();
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private BroadcastReceiver mReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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switch (action) {
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case DeviceService.ACTION_REALTIME_STEPS:
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int steps = intent.getIntExtra(DeviceService.EXTRA_REALTIME_STEPS, 0);
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long timestamp = intent.getLongExtra(DeviceService.EXTRA_TIMESTAMP, System.currentTimeMillis());
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refreshCurrentSteps(steps, timestamp);
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break;
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}
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}
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};
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private void refreshCurrentSteps(int steps, long timestamp) {
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mSteps.updateCurrentSteps(steps, timestamp);
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totalStepsEntry.setVal(mSteps.getTotalSteps());
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mStepsTotalChart.setCenterText(NumberFormat.getNumberInstance().format(mSteps.getTotalSteps()));
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stepsPerMinuteEntry.setVal(mSteps.getStepsPerMinute());
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mStepsPerMinuteCurrentChart.setCenterText(NumberFormat.getNumberInstance().format(mSteps.getStepsPerMinute()));
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mTotalStepsData.notifyDataChanged();
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mStepsPerMinuteData.notifyDataChanged();
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renderCharts();
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}
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@Nullable
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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IntentFilter filterLocal = new IntentFilter();
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filterLocal.addAction(DeviceService.ACTION_REALTIME_STEPS);
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LocalBroadcastManager.getInstance(getActivity()).registerReceiver(mReceiver, filterLocal);
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View rootView = inflater.inflate(R.layout.fragment_live_activity, container, false);
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mStepsPerMinuteHistoryChart = (BarLineChartBase) rootView.findViewById(R.id.livechart_steps_per_minute_history);
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mStepsPerMinuteCurrentChart = (PieChart) rootView.findViewById(R.id.livechart_steps_per_minute_current);
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mStepsTotalChart = (PieChart) rootView.findViewById(R.id.livechart_steps_total);
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totalStepsEntry = new Entry(0, 0);
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stepsPerMinuteEntry = new Entry(0, 0);
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setupHistoryChart(mStepsPerMinuteHistoryChart);
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mStepsPerMinuteData = setupCurrentChart(mStepsPerMinuteCurrentChart, stepsPerMinuteEntry);
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mTotalStepsData = setupTotalStepsChart(mStepsTotalChart, totalStepsEntry);
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return rootView;
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}
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@Override
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public void onStart() {
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super.onStart();
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GBApplication.deviceService().onEnableRealtimeSteps(true);
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}
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@Override
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public void onStop() {
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super.onStop();
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GBApplication.deviceService().onEnableRealtimeSteps(false);
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}
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@Override
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public void onDestroyView() {
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LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(mReceiver);
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super.onDestroyView();
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}
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private PieData setupCurrentChart(PieChart chart, Entry entry) {
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chart.setBackgroundColor(BACKGROUND_COLOR);
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chart.setDescriptionColor(DESCRIPTION_COLOR);
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chart.setDescription("");
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chart.setNoDataTextDescription("");
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chart.setNoDataText("");
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PieData data = new PieData();
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List<Entry> entries = new ArrayList<>();
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List<Integer> colors = new ArrayList<>();
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int value = 0;
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chart.setCenterText(NumberFormat.getNumberInstance().format(value));
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entries.add(entry);
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colors.add(akActivity.color);
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//we don't want labels on the pie chart
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data.addXValue("");
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// entries.add(new Entry((20), 1));
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// colors.add(Color.GRAY);
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// //we don't want labels on the pie chart
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// data.addXValue("");
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PieDataSet set = new PieDataSet(entries, "");
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set.setColors(colors);
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data.setDataSet(set);
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//this hides the values (numeric) added to the set. These would be shown aside the strings set with addXValue above
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data.setDrawValues(false);
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chart.setData(data);
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chart.getLegend().setEnabled(false);
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return data;
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}
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private PieData setupTotalStepsChart(PieChart chart, Entry entry) {
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return setupCurrentChart(chart, entry); // at the moment, these look the same
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}
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private void setupHistoryChart(BarLineChartBase chart) {
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chart.setBackgroundColor(BACKGROUND_COLOR);
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chart.setDescriptionColor(DESCRIPTION_COLOR);
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chart.setDescription("");
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configureBarLineChartDefaults(chart);
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XAxis x = chart.getXAxis();
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x.setDrawLabels(true);
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x.setDrawGridLines(false);
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x.setEnabled(true);
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x.setTextColor(CHART_TEXT_COLOR);
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x.setDrawLimitLinesBehindData(true);
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YAxis y = chart.getAxisLeft();
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y.setDrawGridLines(false);
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y.setDrawTopYLabelEntry(false);
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y.setTextColor(CHART_TEXT_COLOR);
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y.setEnabled(true);
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YAxis yAxisRight = chart.getAxisRight();
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yAxisRight.setDrawGridLines(false);
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yAxisRight.setEnabled(false);
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yAxisRight.setDrawLabels(false);
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yAxisRight.setDrawTopYLabelEntry(false);
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yAxisRight.setTextColor(CHART_TEXT_COLOR);
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}
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@Override
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public String getTitle() {
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return getContext().getString(R.string.liveactivity_live_activity);
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}
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@Override
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protected void refreshInBackground(DBHandler db, GBDevice device) {
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}
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@Override
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protected void renderCharts() {
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mStepsPerMinuteCurrentChart.animateXY(50, 50);
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mStepsTotalChart.animateXY(50, 50);
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mStepsPerMinuteHistoryChart.invalidate();
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}
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@Override
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protected List<ActivitySample> getSamples(DBHandler db, GBDevice device, int tsFrom, int tsTo) {
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throw new UnsupportedOperationException("no db access supported for live activity");
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}
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@Override
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protected void setupLegend(Chart chart) {
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// no legend
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}
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}
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