Java Code Examples for com.github.mikephil.charting.charts.LineChart#setTouchEnabled()

@SuppressWarnings("deprecation")
private void chartStyling(LineChart chart) {
    chart.setTouchEnabled(false);
    chart.setDescription("");
    chart.setAutoScaleMinMaxEnabled(false);
    chart.setNoDataTextColor(SettingsActivity.ThemePreferenceFragment.isLight(getContext()) ? Color.BLACK : Color.WHITE);
    YAxis axisRight = chart.getAxisRight();
    axisRight.setEnabled(false);
    chart.getLegend().setEnabled(false);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        chart.setNestedScrollingEnabled(false);
    }

    XAxis xAxis = chart.getXAxis();
    chartXAxisStyling(xAxis);
    YAxis yAxis = chart.getAxisLeft();
    chartYAxisStyling(yAxis);
}
 

/**
 * 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;
}
 

/**
 * Setup chart (axis, grid, etc.).
 *
 * @param lineChart      chart to setup.
 * @param data           chart with the data.
 * @param firstTimestamp seconds timestamp of the first record (used as initial reference).
 */
private void setupChart(LineChart lineChart, LineData data, long firstTimestamp) {
    // General setup
    lineChart.setDrawGridBackground(false);
    lineChart.setDrawBorders(false);
    lineChart.setViewPortOffsets(50, 0, 50, 50);
    lineChart.getDescription().setEnabled(false);
    lineChart.getLegend().setEnabled(false);
    lineChart.setTouchEnabled(false);
    lineChart.setNoDataText(context.getString(R.string.no_flight_act_data_available));
    // X axis setup
    IAxisValueFormatter xAxisFormatter = new HourAxisValueFormatter(firstTimestamp);
    XAxis xAxis = lineChart.getXAxis();
    xAxis.setValueFormatter(xAxisFormatter);
    xAxis.setDrawGridLines(false);
    xAxis.setDrawAxisLine(false);
    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);
    xAxis.setCenterAxisLabels(false);
    xAxis.setTextColor(ContextCompat.getColor(context, R.color.colorIcons));
    // Y axis setup
    YAxis yAxis = lineChart.getAxisLeft();
    yAxis.setAxisMaximum(40);
    yAxis.setAxisMinimum(0);
    yAxis.setDrawLabels(false);
    yAxis.setDrawAxisLine(false);
    yAxis.setDrawGridLines(true);
    lineChart.getAxisRight().setEnabled(false);
    // Add data
    lineChart.setData(data);
}
 

private void prepareChart(@NonNull LineChart chart) {
    chart.getDescription().setEnabled(false);
    chart.setTouchEnabled(false);
    chart.setDragEnabled(false);
    chart.setScaleEnabled(false);
    chart.setHighlightPerDragEnabled(false);
    chart.setPinchZoom(false);
    chart.setDrawGridBackground(true);
    chart.getLegend().setEnabled(false);
    chart.getAxisRight().setEnabled(false);
    chart.getAxisLeft().setEnabled(false);
    chart.getXAxis().setEnabled(false);
    chart.setViewPortOffsets(0, 0, 0, 0);
}
 

private void initChart(@NonNull LineChart chart) {
    chart.getDescription().setEnabled(false);
    chart.setTouchEnabled(false);
    chart.setDragEnabled(false);
    chart.setScaleEnabled(false);
    chart.setHighlightPerDragEnabled(false);
    chart.setPinchZoom(false);
    chart.setDrawGridBackground(false);
    chart.getLegend().setEnabled(false);
    chart.getAxisRight().setEnabled(false);
    chart.getXAxis().setEnabled(false);
    chart.getAxisLeft().setEnabled(false);
    chart.getXAxis().setEnabled(false);
    chart.setViewPortOffsets(0, 0, 0, 0);
}
 

public ChartViewHolder(View itemView) {
    super(itemView);
    mChart = (LineChart) itemView.findViewById(R.id.chart);
    mChart.getXAxis().setPosition(XAxis.XAxisPosition.BOTTOM);
    mChart.getAxisRight().setEnabled(false);
    mChart.setTouchEnabled(false);
    mChart.setDoubleTapToZoomEnabled(false);
    mChart.setPinchZoom(false);
    mChart.setDescription("");
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_performance_linechart);

    mTvCount = (TextView) findViewById(R.id.tvValueCount);
    mSeekBarValues = (SeekBar) findViewById(R.id.seekbarValues);
    mTvCount.setText("500");

    mSeekBarValues.setProgress(500);
    
    mSeekBarValues.setOnSeekBarChangeListener(this);

    mChart = (LineChart) findViewById(R.id.chart1);
    mChart.setDrawGridBackground(false);

    // no description text
    mChart.setDescription("");
    mChart.setNoDataTextDescription("You need to provide data for the chart.");

    // enable touch gestures
    mChart.setTouchEnabled(true);

    // enable scaling and dragging
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);

    // if disabled, scaling can be done on x- and y-axis separately
    mChart.setPinchZoom(false);
          
    mChart.getAxisLeft().setDrawGridLines(false);
    mChart.getAxisRight().setEnabled(false);
    mChart.getXAxis().setDrawGridLines(true);
    mChart.getXAxis().setDrawAxisLine(false);

    // dont forget to refresh the drawing
    mChart.invalidate();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_realtime_linechart);

    mChart = (LineChart) findViewById(R.id.chart1);
    mChart.setOnChartValueSelectedListener(this);

    // no description text
    mChart.setDescription("");
    mChart.setNoDataTextDescription("You need to provide data for the chart.");

    // enable touch gestures
    mChart.setTouchEnabled(true);

    // enable scaling and dragging
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);
    mChart.setDrawGridBackground(false);

    // if disabled, scaling can be done on x- and y-axis separately
    mChart.setPinchZoom(true);

    // set an alternative background color
    mChart.setBackgroundColor(Color.LTGRAY);

    LineData data = new LineData();
    data.setValueTextColor(Color.WHITE);

    // add empty data
    mChart.setData(data);

    Typeface tf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");

    // get the legend (only possible after setting data)
    Legend l = mChart.getLegend();

    // modify the legend ...
    // l.setPosition(LegendPosition.LEFT_OF_CHART);
    l.setForm(LegendForm.LINE);
    l.setTypeface(tf);
    l.setTextColor(Color.WHITE);

    XAxis xl = mChart.getXAxis();
    xl.setTypeface(tf);
    xl.setTextColor(Color.WHITE);
    xl.setDrawGridLines(false);
    xl.setAvoidFirstLastClipping(true);
    xl.setSpaceBetweenLabels(5);
    xl.setEnabled(true);

    YAxis leftAxis = mChart.getAxisLeft();
    leftAxis.setTypeface(tf);
    leftAxis.setTextColor(Color.WHITE);
    leftAxis.setAxisMaxValue(100f);
    leftAxis.setAxisMinValue(0f);
    leftAxis.setDrawGridLines(true);

    YAxis rightAxis = mChart.getAxisRight();
    rightAxis.setEnabled(false);

}
 

private void initializeViews() {
    titleTextView = (TextView) findViewById(R.id.view_chart_line_title);
    titleTextView.setText(titleText);
    titleTextView.setTextColor(titleTextColor);
    titleTextView.setTextSize(TypedValue.COMPLEX_UNIT_PX, titleTextSize);
    titleTextView.setTypeface(Typeface.create(titleTextTypeface, Typeface.NORMAL));

    expand = (ImageView) findViewById(R.id.view_chart_line_expand);
    if (expandTintColor != 0) {
        Drawable drawable = expand.getDrawable();
        drawable = DrawableCompat.wrap(drawable);
        DrawableCompat.setTint(drawable, expandTintColor);
        expand.setImageDrawable(drawable);
    }

    chart = (LineChart) findViewById(R.id.view_chart_line);
    chart.getLegend().setEnabled(false);
    chart.setDescription("");
    chart.setDrawBorders(false);
    chart.setDrawGridBackground(false);
    chart.setPinchZoom(false);
    chart.setTouchEnabled(true);
    chart.setDragEnabled(true);
    chart.setExtraLeftOffset(0);
    chart.setExtraBottomOffset(8);
    chart.setExtraTopOffset(0);

    XAxis xAxis = chart.getXAxis();
    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);
    xAxis.setDrawAxisLine(false);
    xAxis.setDrawGridLines(false);
    xAxis.setLabelsToSkip(0);
    xAxis.setXOffset(16);
    xAxis.setTextSize(chartXAxisTextSize);
    xAxis.setTextColor(chartXAxisTextColor);
    xAxis.setTypeface(Typeface.create(chartXAxisTextTypeface, Typeface.NORMAL));

    YAxis yAxisLeft = chart.getAxisLeft();
    yAxisLeft.setDrawAxisLine(false);
    yAxisLeft.setDrawGridLines(false);
    yAxisLeft.setDrawZeroLine(false);
    yAxisLeft.setDrawLabels(true);
    yAxisLeft.setShowOnlyMinMax(true);
    yAxisLeft.setXOffset(16);
    yAxisLeft.setTextSize(chartYAxisTextSize);
    yAxisLeft.setTextColor(chartYAxisTextColor);
    yAxisLeft.setTypeface(Typeface.create(chartYAxisTextTypeface, Typeface.NORMAL));

    YAxis yAxisRight = chart.getAxisRight();
    yAxisRight.setDrawAxisLine(false);
    yAxisRight.setDrawGridLines(false);
    yAxisRight.setDrawZeroLine(false);
    yAxisRight.setDrawLabels(false);
    yAxisRight.setSpaceTop(0);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_linechart);

    tvX = (TextView) findViewById(R.id.tvXMax);
    tvY = (TextView) findViewById(R.id.tvYMax);

    mSeekBarX = (SeekBar) findViewById(R.id.seekBar1);
    mSeekBarY = (SeekBar) findViewById(R.id.seekBar2);

    mSeekBarX.setProgress(45);
    mSeekBarY.setProgress(100);

    mSeekBarY.setOnSeekBarChangeListener(this);
    mSeekBarX.setOnSeekBarChangeListener(this);

    mChart = (LineChart) findViewById(R.id.chart1);
    mChart.setViewPortOffsets(0, 20, 0, 0);
    mChart.setBackgroundColor(Color.rgb(104, 241, 175));

    // no description text
    mChart.setDescription("");

    // enable touch gestures
    mChart.setTouchEnabled(true);

    // enable scaling and dragging
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);

    // if disabled, scaling can be done on x- and y-axis separately
    mChart.setPinchZoom(false);

    mChart.setDrawGridBackground(false);
    
    tf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");
    
    XAxis x = mChart.getXAxis();
    x.setEnabled(false);
    
    YAxis y = mChart.getAxisLeft();
    y.setTypeface(tf);
    y.setLabelCount(6, false);
    y.setTextColor(Color.WHITE);
    y.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    y.setDrawGridLines(false);
    y.setAxisLineColor(Color.WHITE);
    
    mChart.getAxisRight().setEnabled(false);

    // add data
    setData(45, 100);
    
    mChart.getLegend().setEnabled(false);
    
    mChart.animateXY(2000, 2000);

    // dont forget to refresh the drawing
    mChart.invalidate();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_linechart);

    tvX = (TextView) findViewById(R.id.tvXMax);
    tvY = (TextView) findViewById(R.id.tvYMax);

    mSeekBarX = (SeekBar) findViewById(R.id.seekBar1);
    mSeekBarX.setOnSeekBarChangeListener(this);

    mSeekBarY = (SeekBar) findViewById(R.id.seekBar2);
    mSeekBarY.setOnSeekBarChangeListener(this);

    mChart = (LineChart) findViewById(R.id.chart1);
    mChart.setOnChartValueSelectedListener(this);
    
    mChart.setDrawGridBackground(false);
    mChart.setDescription("");
    mChart.setDrawBorders(false);

    mChart.getAxisLeft().setDrawAxisLine(false);
    mChart.getAxisLeft().setDrawGridLines(false);
    mChart.getAxisRight().setDrawAxisLine(false);
    mChart.getAxisRight().setDrawGridLines(false);
    mChart.getXAxis().setDrawAxisLine(false);
    mChart.getXAxis().setDrawGridLines(false);

    // enable touch gestures
    mChart.setTouchEnabled(true);

    // enable scaling and dragging
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);

    // if disabled, scaling can be done on x- and y-axis separately
    mChart.setPinchZoom(false);

    mSeekBarX.setProgress(20);
    mSeekBarY.setProgress(100);

    Legend l = mChart.getLegend();
    l.setPosition(LegendPosition.RIGHT_OF_CHART);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_linechart);

    tvX = (TextView) findViewById(R.id.tvXMax);
    tvY = (TextView) findViewById(R.id.tvYMax);

    mSeekBarX = (SeekBar) findViewById(R.id.seekBar1);
    mSeekBarY = (SeekBar) findViewById(R.id.seekBar2);

    mSeekBarX.setProgress(45);
    mSeekBarY.setProgress(100);

    mSeekBarY.setOnSeekBarChangeListener(this);
    mSeekBarX.setOnSeekBarChangeListener(this);

    mChart = (LineChart) findViewById(R.id.chart1);
    mChart.setOnChartValueSelectedListener(this);
    mChart.setDrawGridBackground(false);
    
    // no description text
    mChart.setDescription("");

    // enable touch gestures
    mChart.setTouchEnabled(true);

    // enable scaling and dragging
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);

    // if disabled, scaling can be done on x- and y-axis separately
    mChart.setPinchZoom(true);

    // set an alternative background color
    // mChart.setBackgroundColor(Color.GRAY);

    // create a custom MarkerView (extend MarkerView) and specify the layout
    // to use for it
    MyMarkerView mv = new MyMarkerView(this, R.layout.custom_marker_view);

    // set the marker to the chart
    mChart.setMarkerView(mv);
    
    XAxis xl = mChart.getXAxis();
    xl.setAvoidFirstLastClipping(true);
    
    YAxis leftAxis = mChart.getAxisLeft();
    leftAxis.setInverted(true);
    leftAxis.setAxisMinValue(0f); // this replaces setStartAtZero(true)
    
    YAxis rightAxis = mChart.getAxisRight();
    rightAxis.setEnabled(false);

    // add data
    setData(25, 50);

    // // restrain the maximum scale-out factor
    // mChart.setScaleMinima(3f, 3f);
    //
    // // center the view to a specific position inside the chart
    // mChart.centerViewPort(10, 50);

    // get the legend (only possible after setting data)
    Legend l = mChart.getLegend();

    // modify the legend ...
    // l.setPosition(LegendPosition.LEFT_OF_CHART);
    l.setForm(LegendForm.LINE);

    // dont forget to refresh the drawing
    mChart.invalidate();
}
 

private LineChart addChart (String label, LineData data)
{
	LineChart chart = new LineChart(this);
       //chart.setOnChartGestureListener(this);
       //chart.setOnChartValueSelectedListener(this);

	chart.getAxisLeft().setStartAtZero(false);
	
       // no description text
       chart.setDescription("");
       chart.setNoDataTextDescription("");

       // enable value highlighting
       chart.setHighlightEnabled(true);

       // enable touch gestures
       chart.setTouchEnabled(true);

       // enable scaling and dragging
       chart.setDragEnabled(true);
       chart.setScaleEnabled(true);
       // chart.setScaleXEnabled(true);
       // chart.setScaleYEnabled(true);

       // if disabled, scaling can be done on x- and y-axis separately
       chart.setPinchZoom(true);

       // set data
       chart.setData(data);        
      
       TextView tv = new TextView (this);
       tv.setText(label);        
       LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
               LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);     
       
       viewChartGroup.addView(tv,params);
       
       int dpHeight = 300;
      
       int height = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dpHeight, getResources().getDisplayMetrics());

       params = new LinearLayout.LayoutParams(
               LayoutParams.MATCH_PARENT, height);     
       
       int dpMargin = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 3, getResources().getDisplayMetrics());
       params.setMargins(dpMargin,dpMargin,dpMargin,dpMargin);
       
       chart.setLayoutParams(params);              
       
       viewChartGroup.addView(chart,params);
       
       return chart;
}
 

private void setupChart(LineChart chart, LineData data, int color) {
    ((LineDataSet) data.getDataSetByIndex(0)).setCircleColorHole(color);
    chart.getDescription().setEnabled(false);
    chart.setDrawGridBackground(false);
    chart.setTouchEnabled(false);
    chart.setDragEnabled(false);
    chart.setScaleEnabled(true);
    chart.setPinchZoom(false);
    chart.setBackgroundColor(color);
    chart.setViewPortOffsets(0, 23, 0, 0);
    chart.setData(data);
    Legend l = chart.getLegend();
    l.setEnabled(false);

    chart.getAxisLeft().setEnabled(true);
    chart.getAxisLeft().setDrawGridLines(false);
    chart.getAxisLeft().setDrawAxisLine(false);
    chart.getAxisLeft().setSpaceTop(10);
    chart.getAxisLeft().setSpaceBottom(30);
    chart.getAxisLeft().setAxisLineColor(0xFFFFFF);
    chart.getAxisLeft().setTextColor(0xFFFFFF);
    chart.getAxisLeft().setDrawTopYLabelEntry(true);
    chart.getAxisLeft().setLabelCount(10);

    chart.getXAxis().setEnabled(true);
    chart.getXAxis().setDrawGridLines(false);
    chart.getXAxis().setDrawAxisLine(false);
    chart.getXAxis().setAxisLineColor(0xFFFFFF);
    chart.getXAxis().setTextColor(0xFFFFFF);

    Typeface tf = Typeface.DEFAULT;

    // X Axis
    XAxis xAxis = chart.getXAxis();
    xAxis.setTypeface(tf);
    xAxis.removeAllLimitLines();

    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM_INSIDE);

    xAxis.setTextColor(Color.argb(150, 255, 255, 255));

    if (displayType == 1 || displayType == 2) // Week and Month
        xAxis.setValueFormatter(new WeekXFormatter());
    else if (displayType == 0) //  Day
        xAxis.setValueFormatter(new HourXFormatter());
    else
        xAxis.setValueFormatter(new YearXFormatter()); // Year

    // Y Axis
    YAxis leftAxis = chart.getAxisLeft();
    leftAxis.removeAllLimitLines();
    leftAxis.setTypeface(tf);
    leftAxis.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    leftAxis.setTextColor(Color.argb(150, 255, 255, 255));
    leftAxis.setValueFormatter(new DontShowNegativeFormatter(displayInUsd));
    chart.getAxisRight().setEnabled(false); // Deactivates horizontal lines

    chart.animateX(1300);
    chart.notifyDataSetChanged();
}
 

private void setupChart(LineChart chart, LineData data, int color) {

        // no description text
        chart.setDescription("");
        chart.setNoDataTextDescription("You need to provide data for the chart.");
        
        // mChart.setDrawHorizontalGrid(false);
        //
        // enable / disable grid background
        chart.setDrawGridBackground(false);
//        chart.getRenderer().getGridPaint().setGridColor(Color.WHITE & 0x70FFFFFF);

        // enable touch gestures
        chart.setTouchEnabled(true);

        // enable scaling and dragging
        chart.setDragEnabled(true);
        chart.setScaleEnabled(true);

        // if disabled, scaling can be done on x- and y-axis separately
        chart.setPinchZoom(false);

        chart.setBackgroundColor(color);
        
        // set custom chart offsets (automatic offset calculation is hereby disabled)
        chart.setViewPortOffsets(10, 0, 10, 0);

        // add data
        chart.setData(data);

        // get the legend (only possible after setting data)
        Legend l = chart.getLegend();
        l.setEnabled(false);

        chart.getAxisLeft().setEnabled(false);
        chart.getAxisRight().setEnabled(false);

        chart.getXAxis().setEnabled(false);

        // animate calls invalidate()...
        chart.animateX(2500);
    }
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {

    view = inflater.inflate(R.layout.fragment_lastscanchart, container, false);

    LineChart cv_LastScan = (LineChart) view.findViewById(R.id.cv_LastScan);

    cv_LastScan.setOnChartGestureListener(new myChartGestureListener(cv_LastScan));

    XAxis xAxis = cv_LastScan.getXAxis();
    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);
    xAxis.setTextSize(10f);
    xAxis.setTextColor(getResources().getColor(R.color.colorGlucoseNow));
    xAxis.enableGridDashedLine(5f, 5f, 0f);
    xAxis.setDrawLimitLinesBehindData(true);

    YAxis yAxisLeft = cv_LastScan.getAxisLeft();
    YAxis yAxisRight = cv_LastScan.getAxisRight();

    yAxisRight.setEnabled(false);

    yAxisLeft.setTextSize(18f); // set the textsize
    yAxisLeft.setTextColor(getResources().getColor(R.color.colorGlucoseNow));
    yAxisLeft.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    yAxisLeft.setStartAtZero(true);
    yAxisLeft.setYOffset(-6f);
    yAxisLeft.setAxisMinValue(0.0f);

    Legend legend = cv_LastScan.getLegend();
    legend.setEnabled(false);

    // no description text
    cv_LastScan.setDescription("");
    cv_LastScan.setNoDataText(getResources().getString(R.string.no_data));
    cv_LastScan.setNoDataTextDescription("");

    // enable touch gestures
    cv_LastScan.setTouchEnabled(true);

    // enable scaling and dragging
    cv_LastScan.setDragEnabled(true);
    cv_LastScan.setScaleEnabled(true);
    cv_LastScan.setDrawGridBackground(false);

    // if disabled, scaling can be done on x- and y-axis separately
    cv_LastScan.setPinchZoom(true);


    MyMarkerView mv = new MyMarkerView(view.getContext(), R.layout.custom_marker_view);

    // set the marker to the chart
    cv_LastScan.setMarkerView(mv);

    try {
        int sdk = android.os.Build.VERSION.SDK_INT;
        if (sdk < android.os.Build.VERSION_CODES.HONEYCOMB) {
            cv_LastScan.setHardwareAccelerationEnabled(false);

        } else {
           cv_LastScan.setHardwareAccelerationEnabled(true);
        }
    } catch (Exception e) {
    }

    refresh();

    return (view);
}
 

private void setupChart(LineChart chart, LineData data, int color) {
    ((LineDataSet) data.getDataSetByIndex(0)).setCircleColorHole(color);
    chart.getDescription().setEnabled(false);
    chart.setDrawGridBackground(false);
    chart.setTouchEnabled(false);
    chart.setDragEnabled(false);
    chart.setScaleEnabled(true);
    chart.setPinchZoom(false);
    chart.setBackgroundColor(color);
    chart.setViewPortOffsets(0, 23, 0, 0);
    chart.setData(data);
    Legend l = chart.getLegend();
    l.setEnabled(false);

    chart.getAxisLeft().setEnabled(true);
    chart.getAxisLeft().setDrawGridLines(false);
    chart.getAxisLeft().setDrawAxisLine(false);
    chart.getAxisLeft().setSpaceTop(10);
    chart.getAxisLeft().setSpaceBottom(30);
    chart.getAxisLeft().setAxisLineColor(0xFFFFFF);
    chart.getAxisLeft().setTextColor(0xFFFFFF);
    chart.getAxisLeft().setDrawTopYLabelEntry(true);
    chart.getAxisLeft().setLabelCount(10);

    chart.getXAxis().setEnabled(true);
    chart.getXAxis().setDrawGridLines(false);
    chart.getXAxis().setDrawAxisLine(false);
    chart.getXAxis().setAxisLineColor(0xFFFFFF);
    chart.getXAxis().setTextColor(0xFFFFFF);

    Typeface tf = Typeface.DEFAULT;

    // X Axis
    XAxis xAxis = chart.getXAxis();
    xAxis.setTypeface(tf);
    xAxis.removeAllLimitLines();

    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM_INSIDE);

    xAxis.setTextColor(Color.argb(150, 255, 255, 255));

    if (displayType == 1 || displayType == 2) // Week and Month
        xAxis.setValueFormatter(new WeekXFormatter());
    else if (displayType == 0) //  Day
        xAxis.setValueFormatter(new HourXFormatter());
    else
        xAxis.setValueFormatter(new YearXFormatter()); // Year

    // Y Axis
    YAxis leftAxis = chart.getAxisLeft();
    leftAxis.removeAllLimitLines();
    leftAxis.setTypeface(tf);
    leftAxis.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    leftAxis.setTextColor(Color.argb(150, 255, 255, 255));
    leftAxis.setValueFormatter(new DontShowNegativeFormatter(displayInUsd));
    chart.getAxisRight().setEnabled(false); // Deactivates horizontal lines

    chart.animateX(1300);
    chart.notifyDataSetChanged();
}
 

/**
 * 显示图表
 *
 * @param context    上下文
 * @param lineChart  图表对象
 * @param yDataList  数据
 * @param title      图表标题（如：XXX趋势图）
 * @param curveLable 曲线图例名称（如：--用电量/时间）
 * @param unitName   坐标点击弹出提示框中数字单位（如：KWH）
 */
public static void showChart(Context context, LineChart lineChart,
                             List<Entry> yDataList, String title, String curveLable, String unitName) {
    // 设置数据
    lineChart.setData(setLineData(context, yDataList, curveLable));
    // 描述的显示和隐藏
    lineChart.getDescription().setEnabled(false);
    // 是否在折线图上添加边框
    lineChart.setDrawBorders(true);
    // 如果没有数据的时候，会显示这个，类似文本框的placeholder
    lineChart.setNoDataText(context.getString(R.string.no_data_chart));
    // 是否显示表格颜色
    lineChart.setDrawGridBackground(false);
    // 禁止绘制图表边框的线
    lineChart.setDrawBorders(false);
    // 表格的的颜色，在这里是是给颜色设置一个透明度
    // lineChart.setGridBackgroundColor(Color.WHITE & 0x70FFFFFF);
    // 设置是否启动触摸响应
    lineChart.setTouchEnabled(false);
    // 是否可以拖拽
    lineChart.setDragEnabled(false);
    // 是否可以缩放
    lineChart.setScaleEnabled(false);
    // 如果禁用，可以在x和y轴上分别进行缩放
    lineChart.setPinchZoom(false);
    // lineChart.setMarkerView(mv);
    // 设置背景色
    // lineChart.setBackgroundColor(getResources().getColor(R.color.bg_white));
    // 图例对象
    Legend mLegend = lineChart.getLegend();
    // mLegend.setPosition(LegendPosition.BELOW_CHART_CENTER);
    // 图例样式 (CIRCLE圆形；LINE线性；SQUARE是方块）
    mLegend.setForm(LegendForm.SQUARE);
    // 图例大小
    mLegend.setFormSize(8f);
    // 图例上的字体颜色
    mLegend.setTextColor(context.getApplicationContext().getResources().getColor(R.color.theme_color));
    mLegend.setTextSize(12f);
    // 图例字体
    // mLegend.setTypeface(mTf);
    // 图例的显示和隐藏
    mLegend.setEnabled(false);
    // 隐藏右侧Y轴（只在左侧的Y轴显示刻度）
    lineChart.getAxisRight().setEnabled(false);
    // 隐藏左侧Y轴（只在左侧的Y轴显示刻度）
    lineChart.getAxisLeft().setEnabled(false);
    XAxis xAxis = lineChart.getXAxis();
    // 显示X轴上的刻度值
    xAxis.setDrawLabels(false);
    // 设置X轴的数据显示在报表的下方
    xAxis.setPosition(XAxisPosition.BOTTOM);
    // 轴线
    xAxis.setDrawAxisLine(false);
    // 设置不从X轴发出纵向直线
    xAxis.setDrawGridLines(false);
    // 执行的动画,x轴（动画持续时间）
    lineChart.animateX(1500);
    lineChart.notifyDataSetChanged();
}
 

private void setupChart(LineChart chart, LineData data, int color) {

        ((LineDataSet) data.getDataSetByIndex(0)).setCircleHoleColor(color);

        // no description text
        chart.getDescription().setEnabled(false);

        // chart.setDrawHorizontalGrid(false);
        //
        // enable / disable grid background
        chart.setDrawGridBackground(false);
//        chart.getRenderer().getGridPaint().setGridColor(Color.WHITE & 0x70FFFFFF);

        // enable touch gestures
        chart.setTouchEnabled(true);

        // enable scaling and dragging
        chart.setDragEnabled(true);
        chart.setScaleEnabled(true);

        // if disabled, scaling can be done on x- and y-axis separately
        chart.setPinchZoom(false);

        chart.setBackgroundColor(color);

        // set custom chart offsets (automatic offset calculation is hereby disabled)
        chart.setViewPortOffsets(10, 0, 10, 0);

        // add data
        chart.setData(data);

        // get the legend (only possible after setting data)
        Legend l = chart.getLegend();
        l.setEnabled(false);

        chart.getAxisLeft().setEnabled(false);
        chart.getAxisLeft().setSpaceTop(40);
        chart.getAxisLeft().setSpaceBottom(40);
        chart.getAxisRight().setEnabled(false);

        chart.getXAxis().setEnabled(false);

        // animate calls invalidate()...
        chart.animateX(2500);
    }
 

public static void setupChart(@NonNull LineChart chart, boolean small, @ColorRes @Nullable Integer fgColorRes) {
    chart.clear();

    int fgColor;
    Context context = chart.getContext();
    if (fgColorRes == null)
        fgColor = CommonUtils.resolveAttrAsColor(context, R.attr.colorOnSurface);
    else
        fgColor = ContextCompat.getColor(context, fgColorRes);

    chart.setDescription(null);
    chart.setDrawGridBackground(false);
    chart.setBackgroundColor(Color.alpha(0));
    chart.setTouchEnabled(false);

    Legend legend = chart.getLegend();
    legend.setTextColor(fgColor);
    legend.setEnabled(true);

    LineData data = new LineData();
    data.setValueTextColor(fgColor);
    chart.setData(data);

    YAxis ya = chart.getAxisLeft();
    ya.setAxisLineColor(fgColor);
    ya.setTextColor(fgColor);
    ya.setTextSize(small ? 8 : 9);
    ya.setAxisMinimum(0);
    ya.setDrawAxisLine(false);
    ya.setLabelCount(small ? 4 : 8, true);
    ya.setEnabled(true);
    ya.setDrawGridLines(true);
    ya.setGridColor(fgColor);
    ya.setValueFormatter(new CustomYAxisValueFormatter());

    chart.getAxisRight().setEnabled(false);
    chart.getXAxis().setEnabled(false);

    data.addDataSet(initUploadSet(context));
    data.addDataSet(initDownloadSet(context));

    chart.invalidate();
}