Java LineDataSet.setFillAlpha方法代码示例

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
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;
    }
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private LineDataSet createSet() {

        LineDataSet set = new LineDataSet(null, getString(R.string.app_name));
        set.setAxisDependency(YAxis.AxisDependency.LEFT);
        set.setColor(ColorTemplate.getHoloBlue());
        set.setCircleColor(Color.WHITE);
        set.setLineWidth(1f);
        set.setCircleRadius(1.5f);
        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;
    }
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private LineDataSet createSet() {
    LineDataSet set = new LineDataSet(null, "BG Data");
    set.setAxisDependency(YAxis.AxisDependency.LEFT);
    set.setColor(ColorTemplate.getHoloBlue());
    set.setCircleColor(Color.WHITE);
    set.setLineWidth(2f);
    set.setCircleRadius(3f);
    set.setFillAlpha(65);
    set.setFillColor(ColorTemplate.getHoloBlue());
    set.setHighLightColor(Color.rgb(244, 117, 117));
    set.setValueTextColor(Color.WHITE);
    set.setValueTextSize(9f);
    set.setDrawValues(false);
    //set.setColors(ColorTemplate.COLORFUL_COLORS);
    //set.setColors(ColorTemplate.VORDIPLOM_COLORS);
    //set.setColors(ColorTemplate.JOYFUL_COLORS);
    //set.setColors(ColorTemplate.LIBERTY_COLORS);
    //set.setColors(ColorTemplate.PASTEL_COLORS);
    //set.setDrawCubic(chartcubic);
    return set;
}
 

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
private LineDataSet createSet() {

        LineDataSet set = new LineDataSet(null, "Dynamic Data");
        set.setAxisDependency(YAxis.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;
    }
 

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

        // now in hours
        long now = TimeUnit.MILLISECONDS.toHours(System.currentTimeMillis());

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

        float from = now;

        // count = hours
        float to = now + count;

        // increment by 1 hour
        for (float x = from; x < to; x++) {

            float y = getRandom(range, 50);
            values.add(new Entry(x, y)); // add one entry per hour
        }

        // create a dataset and give it a type
        LineDataSet set1 = new LineDataSet(values, "DataSet 1");
        set1.setAxisDependency(AxisDependency.LEFT);
        set1.setColor(ColorTemplate.getHoloBlue());
        set1.setValueTextColor(ColorTemplate.getHoloBlue());
        set1.setLineWidth(1.5f);
        set1.setDrawCircles(false);
        set1.setDrawValues(false);
        set1.setFillAlpha(65);
        set1.setFillColor(ColorTemplate.getHoloBlue());
        set1.setHighLightColor(Color.rgb(244, 117, 117));
        set1.setDrawCircleHole(false);

        // create a data object with the datasets
        LineData data = new LineData(set1);
        data.setValueTextColor(Color.WHITE);
        data.setValueTextSize(9f);

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

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private void setupDatasetWithDefaultValues(LineDataSet dataSet) {
    dataSet.setAxisDependency(YAxis.AxisDependency.LEFT);
    dataSet.setColor(ColorTemplate.getHoloBlue());
    dataSet.setValueTextColor(ColorTemplate.getHoloBlue());
    dataSet.setLineWidth(1.5f);
    dataSet.setDrawCircles(false);
    dataSet.setDrawValues(false);
    dataSet.setFillAlpha(65);
    dataSet.setFillColor(ColorTemplate.getHoloBlue());
    dataSet.setHighLightColor(Color.rgb(244, 117, 117));
    dataSet.setDrawCircleHole(false);
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private LineDataSet createSet()
{
    LineDataSet set=new LineDataSet(null, "Data");
    set.setDrawCircles(true);
    set.setAxisDependency(YAxis.AxisDependency.LEFT);
    set.setColor(ColorTemplate.getHoloBlue());
    set.setCircleColor(ColorTemplate.getHoloBlue());
    set.setLineWidth(2f);
    set.setCircleRadius(4f);
    set.setFillAlpha(65);
    set.setFillColor(ColorTemplate.getHoloBlue());
    set.setHighLightColor(Color.rgb(244,117,177));
    return set;
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
@SuppressWarnings("deprecation")
private void marshallHumidity(List<HumidityHolder> humidity) {

    final int count = humidity.size();

    List<String> xVals = new ArrayList<>();
    List<Entry> humidityList = new ArrayList<>();

    for(int i = 0; i < count; ++i) {
        HumidityHolder humidityHolder = humidity.get(i);
        xVals.add(humidityHolder.getDate());
        humidityList.add(new Entry(humidityHolder.getHumidity(), i));
    }

    LineDataSet lineDataSet = new LineDataSet(humidityList, "湿度");
    lineDataSet.setDrawCubic(true);
    lineDataSet.setDrawFilled(true);
    lineDataSet.setDrawCircles(false);
    lineDataSet.setCircleColor(Color.WHITE);
    lineDataSet.setHighLightColor(m_context.getResources().getColor(R.color.max));
    lineDataSet.setColor(Color.WHITE);

    lineDataSet.setFillColor(m_context.getResources().getColor(R.color.fill));
    lineDataSet.setFillAlpha(100);

    LineData data = new LineData(xVals, lineDataSet);
    data.setValueTextSize(5f);
    m_iWeatherForecastView.showHumidity(data);
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
/**
 * Configure styles of weather charts.
 *
 * @param entries   chart data.
 * @param formatter value formatter.
 * @param minVal    min value to show.
 * @param maxVal    max value to show.
 * @return chart formatted.
 */
private LineDataSet configureWeatherChart(
        LineChart chart, int chartName, int colorLineTempChart, int colorFillTempChart,
        List<Entry> entries, IAxisValueFormatter formatter, double minVal, double maxVal) {
    LineDataSet lineDataSet = new LineDataSet(entries, getString(chartName));
    lineDataSet.setMode(LineDataSet.Mode.HORIZONTAL_BEZIER);
    lineDataSet.setDrawValues(false);
    lineDataSet.setValueTextSize(10f);
    lineDataSet.setDrawCircles(false);
    lineDataSet.setLineWidth(1.8f);
    lineDataSet.setColor(ContextCompat.getColor(getContext(), colorLineTempChart));
    lineDataSet.setLineWidth(2f);
    lineDataSet.setDrawFilled(true);
    lineDataSet.setFillColor(ContextCompat.getColor(getContext(), colorFillTempChart));
    lineDataSet.setFillAlpha(255);
    // General setup
    chart.setDrawGridBackground(false);
    chart.setDrawBorders(false);
    chart.setViewPortOffsets(0, 0, 0, 0);
    chart.getDescription().setEnabled(false);
    chart.getLegend().setEnabled(false);
    chart.setTouchEnabled(false);
    // X axis setup
    XAxis xAxis = chart.getXAxis();
    xAxis.setEnabled(false);
    xAxis.setAxisMinimum(0);
    xAxis.setAxisMaximum(lastTimestamp);
    // Y axis setup
    YAxis leftAxis = chart.getAxisLeft();
    leftAxis.setEnabled(false);
    leftAxis.setAxisMaximum((float) (maxVal));
    leftAxis.setAxisMinimum((float) (minVal));
    YAxis rightAxis = chart.getAxisRight();
    rightAxis.setAxisMaximum((float) (maxVal));
    rightAxis.setAxisMinimum((float) (minVal));
    rightAxis.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    rightAxis.setValueFormatter(formatter);
    return lineDataSet;
}
 

import com.github.mikephil.charting.data.LineDataSet; //导入方法依赖的package包/类
private void setupGraphic(LineChart chart, List<Entry> entries, float axisMinimum, IAxisValueFormatter formatter) {
    LineDataSet dataSet = new LineDataSet(entries, Constants.EMPTY_STRING);
    dataSet.setDrawCircles(false);
    dataSet.setDrawCircleHole(false);
    dataSet.setLineWidth(ResourcesHelper.getDimensionPixelSize(this, R.dimen.half_dp));
    dataSet.setFillColor(getResources().getColor(R.color.colorPrimary));
    dataSet.setDrawFilled(true);
    dataSet.setFillAlpha(Constants.Chart.ALPHA_FILL);
    dataSet.setMode(LineDataSet.Mode.CUBIC_BEZIER);
    dataSet.setColor(getResources().getColor(R.color.colorPrimary));
    dataSet.setDrawValues(false);

    LineData lineData = new LineData(dataSet);

    chart.getDescription().setEnabled(false);
    chart.setTouchEnabled(false);
    chart.getLegend().setEnabled(false);
    chart.getAxisRight().setEnabled(false);

    chart.getXAxis().setDrawLabels(false);
    chart.getXAxis().setDrawGridLines(false);

    chart.getAxisLeft().removeAllLimitLines();
    chart.getAxisLeft().setTextColor(getResources().getColor(R.color.gray));
    chart.getAxisLeft().setAxisMinimum(axisMinimum);
    chart.getAxisLeft().setTextSize(Constants.Chart.LABEL_SIZE);
    chart.getAxisLeft().setValueFormatter(formatter);

    chart.animateX(Constants.Chart.ANIMATION_DURATION, Easing.EasingOption.EaseInSine);

    chart.setData(lineData);
    chart.invalidate();
}
 

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 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);
    }