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

Example 21 with LineDataSet

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

the class PerformanceLineChart method setData.

private void setData(int count, float range) {
    ArrayList<Entry> yVals = new ArrayList<Entry>();
    for (int i = 0; i < count; i++) {
        float mult = (range + 1);
        // + (float)
        float val = (float) (Math.random() * mult) + 3;
        // ((mult *
        // 0.1) / 10);
        yVals.add(new Entry(i * 0.001f, val));
    }
    // create a dataset and give it a type
    LineDataSet set1 = new LineDataSet(yVals, "DataSet 1");
    set1.setColor(Color.BLACK);
    set1.setLineWidth(0.5f);
    set1.setDrawValues(false);
    set1.setDrawCircles(false);
    set1.setMode(LineDataSet.Mode.LINEAR);
    set1.setDrawFilled(false);
    // create a data object with the datasets
    LineData data = new LineData(set1);
    // set data
    mChart.setData(data);
    // get the legend (only possible after setting data)
    Legend l = mChart.getLegend();
    l.setEnabled(false);
}

Example 22 with LineDataSet

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

the class SimpleFragment method generateLineData.

protected LineData generateLineData() {
    ArrayList<ILineDataSet> sets = new ArrayList<ILineDataSet>();
    LineDataSet ds1 = new LineDataSet(FileUtils.loadEntriesFromAssets(getActivity().getAssets(), "sine.txt"), "Sine function");
    LineDataSet ds2 = new LineDataSet(FileUtils.loadEntriesFromAssets(getActivity().getAssets(), "cosine.txt"), "Cosine function");
    ds1.setLineWidth(2f);
    ds2.setLineWidth(2f);
    ds1.setDrawCircles(false);
    ds2.setDrawCircles(false);
    ds1.setColor(ColorTemplate.VORDIPLOM_COLORS[0]);
    ds2.setColor(ColorTemplate.VORDIPLOM_COLORS[1]);
    // load DataSets from textfiles in assets folders
    sets.add(ds1);
    sets.add(ds2);
    LineData d = new LineData(sets);
    d.setValueTypeface(tf);
    return d;
}

Example 23 with LineDataSet

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

the class RealtimeLineChartActivity method createSet.

private LineDataSet createSet() {
    LineDataSet set = new LineDataSet(null, "Dynamic Data");
    set.setAxisDependency(AxisDependency.LEFT);
    set.setColor(ColorTemplate.getHoloBlue());
    set.setCircleColor(Color.WHITE);
    set.setLineWidth(2f);
    set.setCircleRadius(4f);
    set.setFillAlpha(65);
    set.setFillColor(ColorTemplate.getHoloBlue());
    set.setHighLightColor(Color.rgb(244, 117, 117));
    set.setValueTextColor(Color.WHITE);
    set.setValueTextSize(9f);
    set.setDrawValues(false);
    return set;
}

Example 24 with LineDataSet

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

the class LineChartActivity1 method setData.

private void setData(int count, float range) {
    ArrayList<Entry> values = new ArrayList<Entry>();
    for (int i = 0; i < count; i++) {
        float val = (float) (Math.random() * range) + 3;
        values.add(new Entry(i, val, getResources().getDrawable(R.drawable.star)));
    }
    LineDataSet set1;
    if (mChart.getData() != null && mChart.getData().getDataSetCount() > 0) {
        set1 = (LineDataSet) mChart.getData().getDataSetByIndex(0);
        set1.setValues(values);
        mChart.getData().notifyDataChanged();
        mChart.notifyDataSetChanged();
    } else {
        // create a dataset and give it a type
        set1 = new LineDataSet(values, "DataSet 1");
        set1.setDrawIcons(false);
        // set the line to be drawn like this "- - - - - -"
        set1.enableDashedLine(10f, 5f, 0f);
        set1.enableDashedHighlightLine(10f, 5f, 0f);
        set1.setColor(Color.BLACK);
        set1.setCircleColor(Color.BLACK);
        set1.setLineWidth(1f);
        set1.setCircleRadius(3f);
        set1.setDrawCircleHole(false);
        set1.setValueTextSize(9f);
        set1.setDrawFilled(true);
        set1.setFormLineWidth(1f);
        set1.setFormLineDashEffect(new DashPathEffect(new float[] { 10f, 5f }, 0f));
        set1.setFormSize(15.f);
        if (Utils.getSDKInt() >= 18) {
            // fill drawable only supported on api level 18 and above
            Drawable drawable = ContextCompat.getDrawable(this, R.drawable.fade_red);
            set1.setFillDrawable(drawable);
        } else {
            set1.setFillColor(Color.BLACK);
        }
        ArrayList<ILineDataSet> dataSets = new ArrayList<ILineDataSet>();
        // add the datasets
        dataSets.add(set1);
        // create a data object with the datasets
        LineData data = new LineData(dataSets);
        // set data
        mChart.setData(data);
    }
}

Example 25 with LineDataSet

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

the class LineChartActivity2 method setData.

private void setData(int count, float range) {
    ArrayList<Entry> yVals1 = new ArrayList<Entry>();
    for (int i = 0; i < count; i++) {
        float mult = range / 2f;
        float val = (float) (Math.random() * mult) + 50;
        yVals1.add(new Entry(i, val));
    }
    ArrayList<Entry> yVals2 = new ArrayList<Entry>();
    for (int i = 0; i < count - 1; i++) {
        float mult = range;
        float val = (float) (Math.random() * mult) + 450;
        yVals2.add(new Entry(i, val));
    //            if(i == 10) {
    //                yVals2.add(new Entry(i, val + 50));
    //            }
    }
    ArrayList<Entry> yVals3 = new ArrayList<Entry>();
    for (int i = 0; i < count; i++) {
        float mult = range;
        float val = (float) (Math.random() * mult) + 500;
        yVals3.add(new Entry(i, val));
    }
    LineDataSet set1, set2, set3;
    if (mChart.getData() != null && mChart.getData().getDataSetCount() > 0) {
        set1 = (LineDataSet) mChart.getData().getDataSetByIndex(0);
        set2 = (LineDataSet) mChart.getData().getDataSetByIndex(1);
        set3 = (LineDataSet) mChart.getData().getDataSetByIndex(2);
        set1.setValues(yVals1);
        set2.setValues(yVals2);
        set3.setValues(yVals3);
        mChart.getData().notifyDataChanged();
        mChart.notifyDataSetChanged();
    } else {
        // create a dataset and give it a type
        set1 = new LineDataSet(yVals1, "DataSet 1");
        set1.setAxisDependency(AxisDependency.LEFT);
        set1.setColor(ColorTemplate.getHoloBlue());
        set1.setCircleColor(Color.WHITE);
        set1.setLineWidth(2f);
        set1.setCircleRadius(3f);
        set1.setFillAlpha(65);
        set1.setFillColor(ColorTemplate.getHoloBlue());
        set1.setHighLightColor(Color.rgb(244, 117, 117));
        set1.setDrawCircleHole(false);
        //set1.setFillFormatter(new MyFillFormatter(0f));
        //set1.setDrawHorizontalHighlightIndicator(false);
        //set1.setVisible(false);
        //set1.setCircleHoleColor(Color.WHITE);
        // create a dataset and give it a type
        set2 = new LineDataSet(yVals2, "DataSet 2");
        set2.setAxisDependency(AxisDependency.RIGHT);
        set2.setColor(Color.RED);
        set2.setCircleColor(Color.WHITE);
        set2.setLineWidth(2f);
        set2.setCircleRadius(3f);
        set2.setFillAlpha(65);
        set2.setFillColor(Color.RED);
        set2.setDrawCircleHole(false);
        set2.setHighLightColor(Color.rgb(244, 117, 117));
        //set2.setFillFormatter(new MyFillFormatter(900f));
        set3 = new LineDataSet(yVals3, "DataSet 3");
        set3.setAxisDependency(AxisDependency.RIGHT);
        set3.setColor(Color.YELLOW);
        set3.setCircleColor(Color.WHITE);
        set3.setLineWidth(2f);
        set3.setCircleRadius(3f);
        set3.setFillAlpha(65);
        set3.setFillColor(ColorTemplate.colorWithAlpha(Color.YELLOW, 200));
        set3.setDrawCircleHole(false);
        set3.setHighLightColor(Color.rgb(244, 117, 117));
        // create a data object with the datasets
        LineData data = new LineData(set1, set2, set3);
        data.setValueTextColor(Color.WHITE);
        data.setValueTextSize(9f);
        // set data
        mChart.setData(data);
    }
}