Examples with BarData com.github.mikephil.charting.data.BarData used on opensource projects

Example 16 with BarData

use of com.github.mikephil.charting.data.BarData in project MPAndroidChart by PhilJay.

the class HorizontalBarHighlighter method getHighlight.

@Override
public Highlight getHighlight(float x, float y) {
    BarData barData = mChart.getBarData();
    MPPointD pos = getValsForTouch(y, x);
    Highlight high = getHighlightForX((float) pos.y, y, x);
    if (high == null)
        return null;
    IBarDataSet set = barData.getDataSetByIndex(high.getDataSetIndex());
    if (set.isStacked()) {
        return getStackedHighlight(high, set, (float) pos.y, (float) pos.x);
    }
    MPPointD.recycleInstance(pos);
    return high;
}

Example 17 with BarData

use of com.github.mikephil.charting.data.BarData in project MPAndroidChart by PhilJay.

the class BarDataTest method testGroupBars.

@Test
public void testGroupBars() {
    float groupSpace = 5f;
    float barSpace = 1f;
    List<BarEntry> values1 = new ArrayList<>();
    List<BarEntry> values2 = new ArrayList<>();
    for (int i = 0; i < 5; i++) {
        values1.add(new BarEntry(i, 50));
        values2.add(new BarEntry(i, 60));
    }
    BarDataSet barDataSet1 = new BarDataSet(values1, "Set1");
    BarDataSet barDataSet2 = new BarDataSet(values2, "Set2");
    BarData data = new BarData(barDataSet1, barDataSet2);
    data.setBarWidth(10f);
    float groupWidth = data.getGroupWidth(groupSpace, barSpace);
    assertEquals(27f, groupWidth, 0.01f);
    assertEquals(0f, values1.get(0).getX(), 0.01f);
    assertEquals(1f, values1.get(1).getX(), 0.01f);
    data.groupBars(1000, groupSpace, barSpace);
    // 1000 + 2.5 + 0.5 + 5
    assertEquals(1008f, values1.get(0).getX(), 0.01f);
    assertEquals(1019f, values2.get(0).getX(), 0.01f);
    assertEquals(1035f, values1.get(1).getX(), 0.01f);
    assertEquals(1046f, values2.get(1).getX(), 0.01f);
    data.groupBars(-1000, groupSpace, barSpace);
    assertEquals(-992f, values1.get(0).getX(), 0.01f);
    assertEquals(-981f, values2.get(0).getX(), 0.01f);
    assertEquals(-965f, values1.get(1).getX(), 0.01f);
    assertEquals(-954f, values2.get(1).getX(), 0.01f);
    data.setBarWidth(20f);
    groupWidth = data.getGroupWidth(groupSpace, barSpace);
    assertEquals(47f, groupWidth, 0.01f);
    data.setBarWidth(10f);
    data.groupBars(-20, groupSpace, barSpace);
    assertEquals(-12f, values1.get(0).getX(), 0.01f);
    assertEquals(-1f, values2.get(0).getX(), 0.01f);
    assertEquals(15f, values1.get(1).getX(), 0.01f);
    assertEquals(26f, values2.get(1).getX(), 0.01f);
}

Example 18 with BarData

use of com.github.mikephil.charting.data.BarData in project Gadgetbridge by Freeyourgadget.

the class AbstractChartFragment method refresh.

protected DefaultChartsData<CombinedData> refresh(GBDevice gbDevice, List<? extends ActivitySample> samples) {
    //        Calendar cal = GregorianCalendar.getInstance();
    //        cal.clear();
    TimestampTranslation tsTranslation = new TimestampTranslation();
    //        Date date;
    //        String dateStringFrom = "";
    //        String dateStringTo = "";
    //        ArrayList<String> xLabels = null;
    LOG.info("" + getTitle() + ": number of samples:" + samples.size());
    CombinedData combinedData;
    if (samples.size() > 1) {
        boolean annotate = true;
        boolean use_steps_as_movement;
        int last_type = ActivityKind.TYPE_UNKNOWN;
        int numEntries = samples.size();
        List<BarEntry> activityEntries = new ArrayList<>(numEntries);
        boolean hr = supportsHeartrate(gbDevice);
        List<Entry> heartrateEntries = hr ? new ArrayList<Entry>(numEntries) : null;
        // this is kinda inefficient...
        List<Integer> colors = new ArrayList<>(numEntries);
        int lastHrSampleIndex = -1;
        for (int i = 0; i < numEntries; i++) {
            ActivitySample sample = samples.get(i);
            int type = sample.getKind();
            int ts = tsTranslation.shorten(sample.getTimestamp());
            //                System.out.println(ts);
            //                ts = i;
            // determine start and end dates
            //                if (i == 0) {
            //                    cal.setTimeInMillis(ts * 1000L); // make sure it's converted to long
            //                    date = cal.getTime();
            //                    dateStringFrom = dateFormat.format(date);
            //                } else if (i == samples.size() - 1) {
            //                    cal.setTimeInMillis(ts * 1000L); // same here
            //                    date = cal.getTime();
            //                    dateStringTo = dateFormat.format(date);
            //                }
            float movement = sample.getIntensity();
            float value = movement;
            switch(type) {
                case ActivityKind.TYPE_DEEP_SLEEP:
                    value += SleepUtils.Y_VALUE_DEEP_SLEEP;
                    colors.add(akDeepSleep.color);
                    break;
                case ActivityKind.TYPE_LIGHT_SLEEP:
                    colors.add(akLightSleep.color);
                    break;
                case ActivityKind.TYPE_NOT_WORN:
                    //a small value, just to show something on the graphs
                    value = SleepUtils.Y_VALUE_DEEP_SLEEP;
                    colors.add(akNotWorn.color);
                    break;
                default:
                    //                        short steps = sample.getSteps();
                    //                        if (use_steps_as_movement && steps != 0) {
                    //                            // I'm not sure using steps for this is actually a good idea
                    //                            movement = steps;
                    //                        }
                    //                        value = ((float) movement) / movement_divisor;
                    colors.add(akActivity.color);
            }
            activityEntries.add(createBarEntry(value, ts));
            if (hr && isValidHeartRateValue(sample.getHeartRate())) {
                if (lastHrSampleIndex > -1 && ts - lastHrSampleIndex > 60 * HeartRateUtils.MAX_HR_MEASUREMENTS_GAP_MINUTES) {
                    heartrateEntries.add(createLineEntry(0, lastHrSampleIndex + 1));
                    heartrateEntries.add(createLineEntry(0, ts - 1));
                }
                heartrateEntries.add(createLineEntry(sample.getHeartRate(), ts));
                lastHrSampleIndex = ts;
            }
            String xLabel = "";
            if (annotate) {
            //                    cal.setTimeInMillis((ts + tsOffset) * 1000L);
            //                    date = cal.getTime();
            //                    String dateString = annotationDateFormat.format(date);
            //                    xLabel = dateString;
            //                    if (last_type != type) {
            //                        if (isSleep(last_type) && !isSleep(type)) {
            //                            // woken up
            //                            LimitLine line = new LimitLine(i, dateString);
            //                            line.enableDashedLine(8, 8, 0);
            //                            line.setTextColor(Color.WHITE);
            //                            line.setTextSize(15);
            //                            chart.getXAxis().addLimitLine(line);
            //                        } else if (!isSleep(last_type) && isSleep(type)) {
            //                            // fallen asleep
            //                            LimitLine line = new LimitLine(i, dateString);
            //                            line.enableDashedLine(8, 8, 0);
            //                            line.setTextSize(15);
            //                            line.setTextColor(Color.WHITE);
            //                            chart.getXAxis().addLimitLine(line);
            //                        }
            //                    }
            //                    last_type = type;
            }
        }
        BarDataSet activitySet = createActivitySet(activityEntries, colors, "Activity");
        // create a data object with the datasets
        //            combinedData = new CombinedData(xLabels);
        combinedData = new CombinedData();
        List<IBarDataSet> list = new ArrayList<>();
        list.add(activitySet);
        BarData barData = new BarData(list);
        barData.setBarWidth(100f);
        //            barData.setGroupSpace(0);
        combinedData.setData(barData);
        if (hr && heartrateEntries.size() > 0) {
            LineDataSet heartrateSet = createHeartrateSet(heartrateEntries, "Heart Rate");
            LineData lineData = new LineData(heartrateSet);
            combinedData.setData(lineData);
        }
    //            chart.setDescription(getString(R.string.sleep_activity_date_range, dateStringFrom, dateStringTo));
    //            chart.setDescriptionPosition(?, ?);
    } else {
        combinedData = new CombinedData();
    }
    IAxisValueFormatter xValueFormatter = new SampleXLabelFormatter(tsTranslation);
    return new DefaultChartsData(combinedData, xValueFormatter);
}

Example 19 with BarData

use of com.github.mikephil.charting.data.BarData in project Gadgetbridge by Freeyourgadget.

the class LiveActivityFragment method setupCommonChart.

private BarDataSet setupCommonChart(CustomBarChart chart, BarEntry entry, String title) {
    chart.setSinglAnimationEntry(entry);
    //        chart.getXAxis().setPosition(XAxis.XAxisPosition.TOP);
    chart.getXAxis().setDrawLabels(false);
    chart.getXAxis().setEnabled(false);
    chart.getXAxis().setTextColor(CHART_TEXT_COLOR);
    chart.getAxisLeft().setTextColor(CHART_TEXT_COLOR);
    chart.setBackgroundColor(BACKGROUND_COLOR);
    chart.getDescription().setTextColor(DESCRIPTION_COLOR);
    chart.getDescription().setText(title);
    //        chart.setNoDataTextDescription("");
    chart.setNoDataText("");
    chart.getAxisRight().setEnabled(false);
    List<BarEntry> entries = new ArrayList<>();
    List<Integer> colors = new ArrayList<>();
    entries.add(new BarEntry(0, 0));
    entries.add(entry);
    entries.add(new BarEntry(2, 0));
    colors.add(akActivity.color);
    colors.add(akActivity.color);
    colors.add(akActivity.color);
    //        //we don't want labels
    //        xLabels.add("");
    //        xLabels.add("");
    //        xLabels.add("");
    BarDataSet set = new BarDataSet(entries, "");
    set.setDrawValues(false);
    set.setColors(colors);
    BarData data = new BarData(set);
    //        data.setGroupSpace(0);
    chart.setData(data);
    chart.getLegend().setEnabled(false);
    return set;
}

Example 20 with BarData

use of com.github.mikephil.charting.data.BarData in project Gadgetbridge by Freeyourgadget.

the class AbstractWeekChartFragment method refreshWeekBeforeData.

private DefaultChartsData<BarData> refreshWeekBeforeData(DBHandler db, BarChart barChart, Calendar day, GBDevice device) {
    // do not modify the caller's argument
    day = (Calendar) day.clone();
    day.add(Calendar.DATE, -7);
    List<BarEntry> entries = new ArrayList<>();
    ArrayList<String> labels = new ArrayList<String>();
    for (int counter = 0; counter < 7; counter++) {
        ActivityAmounts amounts = getActivityAmountsForDay(db, day, device);
        entries.add(new BarEntry(counter, getTotalsForActivityAmounts(amounts)));
        labels.add(day.getDisplayName(Calendar.DAY_OF_WEEK, Calendar.SHORT, mLocale));
        day.add(Calendar.DATE, 1);
    }
    BarDataSet set = new BarDataSet(entries, "");
    set.setColors(getColors());
    set.setValueFormatter(getBarValueFormatter());
    BarData barData = new BarData(set);
    //prevent tearing other graph elements with the black text. Another approach would be to hide the values cmpletely with data.setDrawValues(false);
    barData.setValueTextColor(Color.GRAY);
    LimitLine target = new LimitLine(mTargetValue);
    barChart.getAxisLeft().removeAllLimitLines();
    barChart.getAxisLeft().addLimitLine(target);
    return new DefaultChartsData(barData, new PreformattedXIndexLabelFormatter(labels));
}