Java LineDataSet.setCubicIntensity方法代码示例

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
/**
 * Style char lines (type, color, etc.).
 *
 * @param entries list of entries.
 * @return line data chart.
 */
private LineData styleChartLines(List<Entry> entries) {
    // Set styles
    LineDataSet lineDataSet = new LineDataSet(entries, "Recording");
    lineDataSet.setMode(LineDataSet.Mode.HORIZONTAL_BEZIER);
    lineDataSet.setCubicIntensity(0.2f);
    lineDataSet.setDrawValues(false);
    lineDataSet.setDrawCircles(false);
    lineDataSet.setLineWidth(1.8f);
    lineDataSet.setColor(ContextCompat.getColor(context, R.color.colorAccent));
    if (((int) lineDataSet.getYMax()) != 0) {
        lineDataSet.setDrawFilled(true);
        lineDataSet.setFillAlpha(255);
        // Fix bug with vectors in API < 21
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT){
            Drawable drawable = ResourcesCompat.getDrawable(context.getResources(),
                    R.drawable.chart_fade, null);
            lineDataSet.setFillDrawable(drawable);
        } else{
            lineDataSet.setFillColor(ContextCompat.getColor(context, R.color.colorPrimary));
        }
    }
    return new LineData(lineDataSet);
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
protected LineDataSet createHeartrateSet(List<Entry> values, String label) {
        LineDataSet set1 = new LineDataSet(values, label);
        set1.setLineWidth(0.8f);
        set1.setColor(HEARTRATE_COLOR);
        set1.setDrawCubic(true);
        set1.setCubicIntensity(0.1f);
        set1.setDrawCircles(false);
//        set1.setCircleRadius(2f);
//        set1.setDrawFilled(true);
//        set1.setColor(getResources().getColor(android.R.color.background_light));
//        set1.setCircleColor(HEARTRATE_COLOR);
//        set1.setFillColor(ColorTemplate.getHoloBlue());
//        set1.setHighLightColor(Color.rgb(128, 0, 255));
//        set1.setColor(Color.rgb(89, 178, 44));
        set1.setDrawValues(true);
        set1.setValueTextColor(CHART_TEXT_COLOR);
        set1.setAxisDependency(YAxis.AxisDependency.RIGHT);
        return set1;
    }
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private LineDataSet generateLineDataSet(List<Entry> yVals, int color) {
    // create a dataset and give it a type
    LineDataSet set1 = new LineDataSet(yVals, "");
    List<Integer> colors = new ArrayList<>();

    if (color == getResources().getColor(R.color.glucosio_pink)) {
        for (Entry yVal : yVals) {
            if (yVal.getVal() == (0)) {
                colors.add(Color.TRANSPARENT);
            } else {
                colors.add(color);
            }
        }
        set1.setCircleColors(colors);
    } else {
        set1.setCircleColor(color);
    }

    set1.setColor(color);
    set1.setLineWidth(2f);
    set1.setCircleSize(4f);
    set1.setDrawCircleHole(true);
    set1.disableDashedLine();
    set1.setFillAlpha(255);
    set1.setDrawFilled(true);
    set1.setValueTextSize(0);
    set1.setValueTextColor(Color.parseColor("#FFFFFF"));
    set1.setFillDrawable(getResources().getDrawable(R.drawable.graph_gradient));
    set1.setHighLightColor(getResources().getColor(R.color.glucosio_gray_light));
    set1.setCubicIntensity(0.2f);

    // TODO: Change this to true when a fix is available
    // https://github.com/PhilJay/MPAndroidChart/issues/1541
    set1.setDrawCubic(false);

    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.JELLY_BEAN_MR2) {
        set1.setDrawFilled(false);
        set1.setLineWidth(2f);
        set1.setCircleSize(4f);
        set1.setDrawCircleHole(true);
    }

    return set1;
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private LineDataSet makeLineData(List<GlucoseData> glucoseDataList) {
    String title = "History";
    if (glucoseDataList.get(0).isTrendData()) title = "Trend";

    LineDataSet lineDataSet = new LineDataSet(new ArrayList<Entry>(), title);
    for (GlucoseData gd : glucoseDataList) {
        float x = convertDateToXAxisValue(gd.getDate());
        float y = gd.glucose();
        lineDataSet.addEntryOrdered(new Entry(x, y));
        /*
        Log.d(LOG_ID, String.format("%s: %s -> %s: %f -> %f",
                title,
                mFormatDateTime.format(new Date(gd.date)),
                mFormatDateTime.format(new Date(convertXAxisValueToDate(x))),
                x,
                y)
        );
        */
    }

    lineDataSet.setAxisDependency(YAxis.AxisDependency.LEFT);
    lineDataSet.setDrawCircles(true);
    lineDataSet.setCircleRadius(2f);

    lineDataSet.setDrawCircleHole(false);
    lineDataSet.setDrawValues(false);

    lineDataSet.setDrawHighlightIndicators(true);

    int baseColor = PLOT_COLORS[mPlotColorIndex % NUM_PLOT_COLORS][0];
    int softColor = Color.argb(150, Color.red(baseColor), Color.green(baseColor), Color.blue(baseColor));
    int hardColor = PLOT_COLORS[mPlotColorIndex % NUM_PLOT_COLORS][1];
    if (glucoseDataList.get(0).isTrendData()) {
        lineDataSet.setColor(hardColor);
        lineDataSet.setLineWidth(2f);

        lineDataSet.setCircleColor(softColor);

        lineDataSet.setMode(LineDataSet.Mode.LINEAR);
    } else {
        lineDataSet.setColor(softColor);
        lineDataSet.setLineWidth(4f);

        lineDataSet.setCircleColor(hardColor);

        lineDataSet.setMode(LineDataSet.Mode.CUBIC_BEZIER);
        lineDataSet.setCubicIntensity(0.1f);
    }

    return lineDataSet;
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private void setData(int count, float range) {

        ArrayList<String> xVals = new ArrayList<String>();
        for (int i = 0; i < count; i++) {
            xVals.add((1990 +i) + "");
        }

        ArrayList<Entry> vals1 = new ArrayList<Entry>();

        for (int i = 0; i < count; i++) {
            float mult = (range + 1);
            float val = (float) (Math.random() * mult) + 20;// + (float)
                                                           // ((mult *
                                                           // 0.1) / 10);
            vals1.add(new Entry(val, i));
        }
        
        // create a dataset and give it a type
        LineDataSet set1 = new LineDataSet(vals1, "DataSet 1");
        set1.setDrawCubic(true);
        set1.setCubicIntensity(0.2f);
        //set1.setDrawFilled(true);
        set1.setDrawCircles(false); 
        set1.setLineWidth(1.8f);
        set1.setCircleRadius(4f);
        set1.setCircleColor(Color.WHITE);
        set1.setHighLightColor(Color.rgb(244, 117, 117));
        set1.setColor(Color.WHITE);
        set1.setFillColor(Color.WHITE);
        set1.setFillAlpha(100);
        set1.setDrawHorizontalHighlightIndicator(false);
        set1.setFillFormatter(new FillFormatter() {
            @Override
            public float getFillLinePosition(ILineDataSet dataSet, LineDataProvider dataProvider) {
                return -10;
            }
        });
        
        // create a data object with the datasets
        LineData data = new LineData(xVals, set1);
        data.setValueTypeface(tf);
        data.setValueTextSize(9f);
        data.setDrawValues(false);

        // set data
        mChart.setData(data);
    }
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
@Override
void dataSetConfig(IDataSet<Entry> dataSet, ReadableMap config) {
    LineDataSet lineDataSet = (LineDataSet) dataSet;

    ChartDataSetConfigUtils.commonConfig(lineDataSet, config);
    ChartDataSetConfigUtils.commonBarLineScatterCandleBubbleConfig(lineDataSet, config);
    ChartDataSetConfigUtils.commonLineScatterCandleRadarConfig(lineDataSet, config);
    ChartDataSetConfigUtils.commonLineRadarConfig(lineDataSet, config);

    // LineDataSet only config
    if (BridgeUtils.validate(config, ReadableType.Number, "circleRadius")) {
        lineDataSet.setCircleRadius((float) config.getDouble("circleRadius"));
    }
    if (BridgeUtils.validate(config, ReadableType.Boolean, "drawCircles")) {
        lineDataSet.setDrawCircles(config.getBoolean("drawCircles"));
    }
    if (BridgeUtils.validate(config, ReadableType.Boolean, "drawCubic")) {
        lineDataSet.setDrawCubic(config.getBoolean("drawCubic"));
    }
    if (BridgeUtils.validate(config, ReadableType.Number, "drawCubicIntensity")) {
        lineDataSet.setCubicIntensity((float) config.getDouble("drawCubicIntensity"));
    }
    if (BridgeUtils.validate(config, ReadableType.String, "circleColor")) {
        lineDataSet.setCircleColor(Color.parseColor(config.getString("circleColor")));
    }
    if (BridgeUtils.validate(config, ReadableType.Array, "circleColors")) {
        lineDataSet.setCircleColors(BridgeUtils.parseColors(config.getArray("circleColors")));
    }
    if (BridgeUtils.validate(config, ReadableType.String, "circleColorHole")) {
        lineDataSet.setCircleColorHole(Color.parseColor(config.getString("circleColorHole")));
    }
    if (BridgeUtils.validate(config, ReadableType.Boolean, "drawCircleHole")) {
        lineDataSet.setDrawCircleHole(config.getBoolean("drawCircleHole"));
    }
    if (BridgeUtils.validate(config, ReadableType.Map, "dashedLine")) {
        ReadableMap dashedLine = config.getMap("dashedLine");
        float lineLength = 0;
        float spaceLength = 0;
        float phase = 0;

        if (BridgeUtils.validate(dashedLine, ReadableType.Number, "lineLength")) {
            lineLength = (float) dashedLine.getDouble("lineLength");
        }
        if (BridgeUtils.validate(dashedLine, ReadableType.Number, "spaceLength")) {
            spaceLength = (float) dashedLine.getDouble("spaceLength");
        }
        if (BridgeUtils.validate(dashedLine, ReadableType.Number, "phase")) {
            phase = (float) dashedLine.getDouble("phase");
        }

        lineDataSet.enableDashedLine(lineLength, spaceLength, phase);
    }
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
/**
 * Configure bees chart and the data.
 *
 * @param recordsList list of records.
 */
private void setupBeesChart(List<Record> recordsList) {
    // Setup data
    referenceTimestamp = recordsList.get(0).getTimestamp().getTime() / 1000;
    Record[] records = recordsList.toArray(new Record[recordsList.size()]);
    List<Entry> entries = new ArrayList<>();
    int maxNumBees = 0;
    for (Record record : records) {
        // Convert timestamp to seconds and relative to first timestamp
        long timestamp = record.getTimestamp().getTime() / 1000 - referenceTimestamp;
        int numBees = record.getNumBees();
        entries.add(new Entry(timestamp, numBees));
        // Get max num of bees
        if (numBees > maxNumBees) {
            maxNumBees = numBees;
        }
    }
    lastTimestamp = (long) entries.get(entries.size() - 1).getX();
    // Style char lines (type, color, etc.)
    LineDataSet lineDataSet = new LineDataSet(entries, getString(R.string.num_bees));
    lineDataSet.setMode(LineDataSet.Mode.HORIZONTAL_BEZIER);
    lineDataSet.setCubicIntensity(0.2f);
    lineDataSet.setDrawValues(false);
    lineDataSet.setDrawCircles(false);
    lineDataSet.setLineWidth(1.8f);
    lineDataSet.setColor(ContextCompat.getColor(getContext(), R.color.colorAccent));
    // General setup
    beesChart.setDrawGridBackground(false);
    beesChart.setDrawBorders(false);
    beesChart.setViewPortOffsets(80, 40, 80, 50);
    beesChart.getDescription().setEnabled(false);
    beesChart.getLegend().setEnabled(false);
    beesChart.setTouchEnabled(true);
    beesChart.setDragEnabled(false);
    beesChart.setScaleEnabled(false);
    beesChart.setPinchZoom(false);
    BeesMarkerView mv = new BeesMarkerView(getContext(), R.layout.recording_bees_marker_vew);
    mv.setChartView(beesChart);
    beesChart.setMarker(mv);
    beesChart.setNoDataText(getString(R.string.no_flight_act_data_available));
    // X axis setup
    IAxisValueFormatter xAxisFormatter = new HourAxisValueFormatter(referenceTimestamp);
    XAxis xAxis = beesChart.getXAxis();
    xAxis.setValueFormatter(xAxisFormatter);
    xAxis.setDrawGridLines(false);
    xAxis.setDrawAxisLine(false);
    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);
    xAxis.setTextColor(Color.BLACK);
    // Y axis setup
    YAxis leftAxis = beesChart.getAxisLeft();
    leftAxis.setAxisMaximum(maxNumBees > 40 ? maxNumBees + 2 : 40);
    leftAxis.setAxisMinimum(0);
    leftAxis.setDrawGridLines(true);
    leftAxis.setDrawAxisLine(false);
    YAxis rightAxis = beesChart.getAxisRight();
    rightAxis.setAxisMaximum(maxNumBees > 40 ? maxNumBees + 2 : 40);
    rightAxis.setAxisMinimum(0);
    rightAxis.setDrawGridLines(true);
    rightAxis.setDrawAxisLine(false);
    // Add data
    beesChart.setData(new LineData(lineDataSet));
}