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

Example 26 with PieDataSet

use of com.github.mikephil.charting.data.PieDataSet in project carat by amplab.

the class Chart method prepareLegend.

/**
 * Generates an automatically prepared legend depending on the DataSets in
 * the chart and their colors.
 */
public void prepareLegend() {
    ArrayList<String> labels = new ArrayList<String>();
    ArrayList<Integer> colors = new ArrayList<Integer>();
    // loop for building up the colors and labels used in the legend
    for (int i = 0; i < mData.getDataSetCount(); i++) {
        DataSet<? extends Entry> dataSet = mData.getDataSetByIndex(i);
        ArrayList<Integer> clrs = dataSet.getColors();
        int entryCount = dataSet.getEntryCount();
        // if we have a barchart with stacked bars
        if (dataSet instanceof BarDataSet && ((BarDataSet) dataSet).getStackSize() > 1) {
            BarDataSet bds = (BarDataSet) dataSet;
            String[] sLabels = bds.getStackLabels();
            for (int j = 0; j < clrs.size() && j < entryCount && j < bds.getStackSize(); j++) {
                labels.add(sLabels[j % sLabels.length]);
                colors.add(clrs.get(j));
            }
            // add the legend description label
            colors.add(-2);
            labels.add(bds.getLabel());
        } else if (dataSet instanceof PieDataSet) {
            ArrayList<String> xVals = mData.getXVals();
            PieDataSet pds = (PieDataSet) dataSet;
            for (int j = 0; j < clrs.size() && j < entryCount && j < xVals.size(); j++) {
                labels.add(xVals.get(j));
                colors.add(clrs.get(j));
            }
            // add the legend description label
            colors.add(-2);
            labels.add(pds.getLabel());
        } else {
            for (int j = 0; j < clrs.size() && j < entryCount; j++) {
                // if multiple colors are set for a DataSet, group them
                if (j < clrs.size() - 1 && j < entryCount - 1) {
                    labels.add(null);
                } else {
                    // add label to the last entry
                    String label = mData.getDataSetByIndex(i).getLabel();
                    labels.add(label);
                }
                colors.add(clrs.get(j));
            }
        }
    }
    Legend l = new Legend(colors, labels);
    if (mLegend != null) {
        // apply the old legend settings to a potential new legend
        l.apply(mLegend);
    }
    mLegend = l;
}

Example 27 with PieDataSet

use of com.github.mikephil.charting.data.PieDataSet in project anitrend-app by AniTrend.

the class MediaStatsFragment method showStatusDistribution.

private void showStatusDistribution() {
    if (model.getStats() != null && model.getStats().getStatusDistribution() != null) {
        configureSeriesStats();
        List<PieEntry> pieEntries = getPresenter().getMediaStats(model.getStats().getStatusDistribution());
        PieDataSet pieDataSet = new PieDataSet(pieEntries, getString(R.string.title_series_stats));
        pieDataSet.setSliceSpace(3f);
        pieDataSet.setColors(Color.parseColor("#6fc1ea"), Color.parseColor("#48c76d"), Color.parseColor("#f7464a"), Color.parseColor("#46bfbd"), Color.parseColor("#fba640"));
        PieData pieData = new PieData(pieDataSet);
        pieData.setValueTextColor(CompatUtil.getColorFromAttr(getContext(), R.attr.titleColor));
        pieData.setValueTextSize(10f);
        pieData.setValueFormatter(new PercentFormatter());
        binding.seriesStats.setData(pieData);
        binding.seriesStats.highlightValues(null);
        binding.seriesStats.invalidate();
    }
}

Example 28 with PieDataSet

use of com.github.mikephil.charting.data.PieDataSet in project HAR-Android by linw7.

the class PieActivity method get_pie_data.

private PieData get_pie_data() {
    // xVals用来表示每个饼块上的内容
    ArrayList<String> xValues = new ArrayList<String>();
    xValues.add("静坐");
    xValues.add("站立");
    xValues.add("上楼");
    xValues.add("下楼");
    xValues.add("步行");
    xValues.add("慢跑");
    // yVals用来表示封装每个饼块的实际数据
    ArrayList<Entry> yValues = new ArrayList<Entry>();
    yValues.add(new Entry(sit, 0));
    yValues.add(new Entry(stand, 1));
    yValues.add(new Entry(upstairs, 2));
    yValues.add(new Entry(downstairs, 3));
    yValues.add(new Entry(walk, 4));
    yValues.add(new Entry(jog, 5));
    ArrayList<Integer> colors = new ArrayList<Integer>();
    colors.add(Color.rgb(0, 245, 255));
    colors.add(Color.rgb(131, 111, 255));
    colors.add(Color.rgb(192, 255, 62));
    colors.add(Color.rgb(255, 160, 122));
    colors.add(Color.rgb(255, 187, 255));
    colors.add(Color.rgb(155, 241, 226));
    PieDataSet pieDataSet = new PieDataSet(yValues, "");
    pieDataSet.setColors(colors);
    pieDataSet.setValueTextSize(10);
    DisplayMetrics metrics = getResources().getDisplayMetrics();
    float px = 5 * (metrics.densityDpi / 160f);
    pieDataSet.setSelectionShift(px);
    PieData pieData = new PieData(xValues, pieDataSet);
    return pieData;
}