Java LineDataSet.setHighlightEnabled方法代碼示例

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
private LineDataSet prepareInitData(@NonNull LineChart chart, @NonNull List<Entry> entries) {
    final LineDataSet set = new LineDataSet(entries, "Accuracy");

    set.setMode(LineDataSet.Mode.HORIZONTAL_BEZIER);
    set.setAxisDependency(YAxis.AxisDependency.LEFT);
    set.setLineWidth(2F);
    set.setDrawCircleHole(false);
    set.setDrawCircles(false);
    set.setHighlightEnabled(false);
    set.setDrawFilled(true);

    final LineData group = new LineData(set);
    group.setDrawValues(false);

    chart.setData(group);

    return set;
}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
/**
 * Creates a data set with the given label and color. Highlights and drawing of values and
 * circles are disabled, as that is common for many cases.
 *
 * @param label The label to assign to the new data set.
 * @param color The line color to set for the new data set.
 */
private LineDataSet createDataSet(String label, int color) {
    // A legend is enabled on the chart view in the graph fragment. The legend is created
    // automatically, but requires a unique labels and colors on each data set.
    final LineDataSet dataSet = new LineDataSet(null, label);

    // A dashed line can make peaks inaccurate. It also makes the graph look too "busy". It
    // is OK for some uses, such as progressions of best times, but that is left to the caller
    // to change once this new data set is returned.
    //
    // If graphing only times for a session, there will be fewer, and a thicker line will look
    // well. However, if all times are graphed, a thinner line will probably look better, as
    // the finer details will be more visible.
    dataSet.setLineWidth(getLineWidth());
    dataSet.setColor(color);
    dataSet.setHighlightEnabled(false);

    dataSet.setDrawCircles(false);
    dataSet.setDrawValues(false);

    return dataSet;
}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
/**
 * 曲線
 */
private LineData generateLineData() {
    LineData lineData = new LineData();
    ArrayList<Entry> entries = new ArrayList<>();
    for (int index = 0; index < items.size(); index++) {
        entries.add(new Entry(index + 1f, (float) items.get(index).sub_data.getData()));
    }
    LineDataSet lineDataSet = new LineDataSet(entries, "對比數據");
    lineDataSet.setValues(entries);
    lineDataSet.setDrawValues(false);//是否在線上顯示值
    lineDataSet.setColor(ContextCompat.getColor(mContext, R.color.co3));
    lineDataSet.setLineWidth(2.5f);
    lineDataSet.setCircleColor(ContextCompat.getColor(mContext, R.color.co3));
    lineDataSet.setCircleRadius(5f);
    lineDataSet.setDrawCircles(false);
    lineDataSet.setMode(LineDataSet.Mode.HORIZONTAL_BEZIER);//設置線條類型
    //set.setDrawHorizontalHighlightIndicator(false);//隱藏選中線
    //set.setDrawVerticalHighlightIndicator(false);//隱藏選中線條
    lineDataSet.setAxisDependency(YAxis.AxisDependency.LEFT);
    lineDataSet.setHighlightEnabled(false);
    lineData.setHighlightEnabled(false);
    lineData.addDataSet(lineDataSet);
    return lineData;
}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
private boolean setUpChart(@NonNull Model model) {
    final double[] accuracies = model.getAccuracies();

    if (accuracies == null
            || accuracies.length == 0
            || model.getStepEpoch() < 1) {
        return false;
    }

    mAccuracyData.clear();

    for (int i = 0, len = model.getStepEpoch(); i < len; ++i) {
        mAccuracyData.add(new Entry(i + 1, (float) accuracies[i]));
    }

    final LineDataSet set = new LineDataSet(mAccuracyData, getString(R.string.text_chart_left_axis));

    set.setMode(LineDataSet.Mode.LINEAR);
    set.setAxisDependency(YAxis.AxisDependency.LEFT);
    set.setColor(ContextCompat.getColor(this, R.color.chart_left_axis));
    set.setCircleColor(ContextCompat.getColor(this, R.color.chart_left_axis));
    set.setHighLightColor(ContextCompat.getColor(this, R.color.chart_highlight));
    set.setCircleColorHole(Color.WHITE);
    set.setDrawCircleHole(true);
    set.setHighlightEnabled(true);
    set.setLineWidth(2F);
    set.setCircleRadius(3F);
    set.setDrawFilled(false);

    final LineData group = new LineData(set);
    group.setDrawValues(false);

    setXAxis(model.getEpochs());

    mChart.setData(group);
    mChart.invalidate();
    startChartAnimate();

    return true;
}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
public void updateGraph(){

        List<Entry> entries = new ArrayList<>();
        Last7Days newDays = AxisFormatter.reverseLast7Days(last7Days);
        int i = 0;
        for(long dataEntry : get7Days(newDays)){
            entries.add(new Entry((float)i,(float)dataEntry));
            i++;
        }
        LineDataSet dataSet = new LineDataSet(entries,context.getString(R.string.main_scores));
        dataSet.setColor(ContextCompat.getColor(context,R.color.greenDark));
        dataSet.setValueTextSize(14f);
        dataSet.setValueFormatter(new IValueFormatter() {
            @Override
            public String getFormattedValue(float value, Entry entry, int dataSetIndex, ViewPortHandler viewPortHandler) {
                return String.valueOf((int) value);
            }
        });
        dataSet.setCircleColor(ContextCompat.getColor(context,R.color.greenPrimary));
        dataSet.setLineWidth(3f);
        dataSet.setCircleRadius(10f);
        dataSet.setDrawValues(false);
        dataSet.setHighlightEnabled(true);
        LineData lineData = new LineData(dataSet);
        graph.setData(lineData);
        Description description = new Description();
        description.setEnabled(false);
        description.setText("");
        graph.setDescription(description);
        graph.setNoDataText(context.getString(R.string.main_connecting));
        graph.setNoDataTextColor(ContextCompat.getColor(context,R.color.greenDark));
        graph.setDrawGridBackground(false);
        graph.setDrawBorders(false);
        YAxis leftAxis = graph.getAxisLeft();
        leftAxis.setEnabled(false);
        leftAxis.setAxisMinimum(0);
        YAxis rightAxis = graph.getAxisRight();
        rightAxis.setEnabled(false);
        XAxis xAxis = graph.getXAxis();
        Calendar c = Calendar.getInstance();
        c.setTimeInMillis(System.currentTimeMillis());
        ArrayList<Date> dateArrayList = new ArrayList<>();
        for(int count = 0;count<7;count++){
            Date date = c.getTime();
            dateArrayList.add(date);
            c.setTimeInMillis(c.getTimeInMillis() - ((long) 1000 * 60 * 60 * 24 ));
        }
        Collections.reverse(dateArrayList);
        xAxis.setValueFormatter(new AxisFormatter(context,dateArrayList,dateFormatPattern));
        xAxis.setTextSize(10f);
        graph.setTouchEnabled(false);
        graph.setDragEnabled(false);
        graph.setScaleEnabled(false);
        graph.setScaleXEnabled(false);
        graph.setScaleYEnabled(false);
        graph.setPinchZoom(false);
        graph.setDoubleTapToZoomEnabled(false);
        Legend legend = graph.getLegend();
        legend.setEnabled(false);
        graph.invalidate();

    }