Java LineDataSet.setDrawFilled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
private LineData getData(ArrayList<Entry> yVals) {
    LineDataSet set1 = new LineDataSet(yVals, "");
    set1.setLineWidth(1.45f);
    set1.setColor(Color.argb(240, 255, 255, 255));
    set1.setCircleColor(Color.WHITE);
    set1.setHighLightColor(Color.WHITE);
    set1.setFillColor(getResources().getColor(R.color.chartFilled));
    set1.setDrawCircles(false);
    set1.setDrawValues(false);
    set1.setDrawFilled(true);
    set1.setFillFormatter(new IFillFormatter() {
        @Override
        public float getFillLinePosition(ILineDataSet dataSet, LineDataProvider dataProvider) {
            return priceChart.getAxisLeft().getAxisMinimum();
        }
    });

    LineData data = new LineData(set1);
    return data;
}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
/**
 * 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; //導入方法依賴的package包/類
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 val = (float) (Math.random() * mult) + 3;// + (float)
                                                           // ((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);
    }
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
private void setData() {
    List<Entry> entries = data.getList();

    for(Entry e: entries){
        Date d= new Date((long) e.getX());
        Log.d(Const.TAG2, "Next Entry is "+d.toString()+" , "+e.getY());
    }

    LineDataSet dataSet = new LineDataSet(entries, "Hourly Weather report");
    dataSet.setColor(Color.rgb(184, 235, 161));
    dataSet.setDrawCircleHole(false);
    dataSet.setCircleColor(Color.CYAN);
    dataSet.setValueTextColor(Color.WHITE);
    dataSet.setValueTextSize(15);
    dataSet.setDrawFilled(true);
    dataSet.setFillColor(Color.LTGRAY);
    dataSet.setDrawValues(true);
    dataSet.setMode(LineDataSet.Mode.CUBIC_BEZIER);
    dataSet.setValueFormatter(new IValueFormatter() {
        @Override
        public String getFormattedValue(float value, Entry entry, int dataSetIndex, ViewPortHandler viewPortHandler) {
            int newValue = (int) value;
            return newValue + Const.DEGREE;
        }
    });

    LineData lineData = new LineData(dataSet);

    lineChart.setData(lineData);
    lineChart.invalidate();//refresh
}
 

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
private void setData(int count, float range) {

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

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

        for (int i = 0; i < count; i++) {
            float mult = (range + 1);
            float val = (float) (Math.random() * mult) + 3;// + (float)
                                                           // ((mult *
                                                           // 0.1) / 10);
            yVals.add(new Entry(val, i));
        }

        // 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.setDrawCubic(false);
        set1.setDrawFilled(false);

        // create a data object with the datasets
        LineData data = new LineData(xVals, set1);

        // set data
        mChart.setData(data);
        
        // get the legend (only possible after setting data)
        Legend l = mChart.getLegend();
        l.setEnabled(false);
    }
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
@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, "濕度");
    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; //導入方法依賴的package包/類
/**
 * 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; //導入方法依賴的package包/類
private LineData loadData(ChartCard card) {
    // add entries to dataset
    LineDataSet lineDataSet = new LineDataSet(card.entries, null);
    lineDataSet.setMode(LineDataSet.Mode.LINEAR);
    lineDataSet.setDrawValues(false);
    lineDataSet.setDrawCircleHole(false);
    lineDataSet.setColor(card.color);
    lineDataSet.setCircleColor(card.color);
    lineDataSet.setLineWidth(1.8f);
    lineDataSet.setDrawFilled(true);
    lineDataSet.setFillColor(card.color);

    return new LineData(lineDataSet);
}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
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; //導入方法依賴的package包/類
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; //導入方法依賴的package包/類
/**
 * Used to display the value from the measure list into the chart
 * @param measures The list of the measure we want to display
 * @param labelName The label we want to display for each value under the graph
 */
private void setChart1Value(List<Measure> measures, String labelName,String dateFormat, CustomRules rule) {


    chart=(LineChart) view.findViewById(R.id.chart_measure);
    if (measures.size()==0)
        return;
    //data for the entry
    List<Entry> dataEntries=new ArrayList<>();

    //get the data based on measure
    for (int k=0;k<measures.size();k++)
    {   //add the entry
        dataEntries.add(new Entry(k,measures.get(k).getValue1().floatValue()));
        //enter the fix value related to the rule
    }
    //add label instead of number in the axis
    chart.notifyDataSetChanged();

    //sort otherwise we will trigger an error
    Collections.sort(dataEntries, new EntryXComparator());
    //add the entry to a data set (data that belong together), it's a line
    LineDataSet dataSet=new LineDataSet(dataEntries,labelName);
    dataSet.setColor(Color.BLUE);
    dataSet.setValueTextColor(Color.BLACK);
    //create a data set for each line

    LineData lineData=new LineData(dataSet);
    chart.setData(lineData);
    //refresh view
    IAxisValueFormatter formatter =new XaxValueFormater(measures,dateFormat);
    //set the gape between value in x axis
    XAxis xAxis = chart.getXAxis();
    xAxis.setGranularity(1f); // minimum axis-step (interval) is 1
    //set the label instead of numner
    xAxis.setValueFormatter(formatter);
    dataSet.setMode(LineDataSet.Mode.CUBIC_BEZIER);


    dataSet.setDrawFilled(true);
    dataSet.setFillColor(Color.BLUE);
    //draw the limite of the allowed value
    setLimites(rule);
    chart.getDescription().setEnabled(false);
    chart.invalidate();

}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
/**
 * this methode is basicaly the same as the setchart1value1, but it will process 2 value. Used for pressure
 * @param measures the list of the measure we have to display
 * @param labelValue1 the label of the first data set
 * @param labelValue2 the label of the second data set
 */
private void setChart2Value(List<Measure> measures, String labelValue1, String labelValue2,String dateformat, CustomRules rule) {
    if (measures.size()==0)
        return;

    //set the entry for the
    List<Entry> entries_measure1=new ArrayList<>();
    List<Entry>entries_measure2=new ArrayList<>();
    for (int k=0;k<measures.size();k++)
    {   //add the entry
        entries_measure1.add(new Entry(k,measures.get(k).getValue1().floatValue()));
        entries_measure2.add(new Entry(k,measures.get(k).getValue2().floatValue()));
    }

    //add label instead of number in the axis
    chart.notifyDataSetChanged();

    //sort otherwise we will trigger an error
    Collections.sort(entries_measure1, new EntryXComparator());
    Collections.sort(entries_measure2,new EntryXComparator());

    //add the entry to a data set (data that belong together), it's a line

    //************FIRST DATA SET *************************
    LineDataSet dataSet1=new LineDataSet(entries_measure1,labelValue1);
    dataSet1.setColor(Color.BLUE);
    dataSet1.setValueTextColor(Color.BLACK);
    //**************SECOND DATA SET*********************
    LineDataSet dataSet2=new LineDataSet(entries_measure2,labelValue2);
    dataSet2.setColor(Color.GREEN);
    dataSet2.setValueTextColor(Color.BLACK);



    //ad the data set to the line data. Linedata contains all data set
    LineData lineData=new LineData(dataSet1,dataSet2);
    chart.setData(lineData);
    //refresh view
    IAxisValueFormatter formatter =new XaxValueFormater(measures,dateformat);
    //set the gape between value in x axis
    XAxis xAxis = chart.getXAxis();
    xAxis.setGranularity(1f); // minimum axis-step (interval) is 1
    //set the label instead of numner
    xAxis.setValueFormatter(formatter);
    dataSet1.setMode(LineDataSet.Mode.CUBIC_BEZIER);

    //draw the limite of the allowed value
    setLimites(rule);
    dataSet1.setDrawFilled(true);
    dataSet1.setFillColor(Color.BLUE);

    dataSet2.setDrawFilled(true);
    dataSet2.setFillColor(Color.GREEN);

    chart.notifyDataSetChanged();
    chart.invalidate();

}
 

import com.github.mikephil.charting.data.LineDataSet; //導入方法依賴的package包/類
private void setData(int count, float range) {

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

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

        for (int i = 0; i < count; i++) {

            float mult = (range + 1);
            float val = (float) (Math.random() * mult) + 3;// + (float)
            // ((mult *
            // 0.1) / 10);
            yVals.add(new Entry(val, i));
        }

        // create a dataset and give it a type
        LineDataSet set1 = new LineDataSet(yVals, "DataSet 1");
        // set1.setFillAlpha(110);
        // set1.setFillColor(Color.RED);

        // 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);
        Drawable drawable = ContextCompat.getDrawable(this, R.drawable.fade_red);
        set1.setFillDrawable(drawable);
        set1.setDrawFilled(true);

        ArrayList<ILineDataSet> dataSets = new ArrayList<ILineDataSet>();
        dataSets.add(set1); // add the datasets

        // create a data object with the datasets
        LineData data = new LineData(xVals, dataSets);

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