Java BarChart.setMarker方法代碼示例

import com.github.mikephil.charting.charts.BarChart; //導入方法依賴的package包/類
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View v = inflater.inflate(R.layout.frag_simple_bar, container, false);
    
    // create a new chart object
    mChart = new BarChart(getActivity());
    mChart.getDescription().setEnabled(false);
    mChart.setOnChartGestureListener(this);
    
    MyMarkerView mv = new MyMarkerView(getActivity(), R.layout.custom_marker_view);
    mv.setChartView(mChart); // For bounds control
    mChart.setMarker(mv);

    mChart.setDrawGridBackground(false);
    mChart.setDrawBarShadow(false);
    
    Typeface tf = Typeface.createFromAsset(getActivity().getAssets(),"OpenSans-Light.ttf");
    
    mChart.setData(generateBarData(1, 20000, 12));
    
    Legend l = mChart.getLegend();
    l.setTypeface(tf);
    
    YAxis leftAxis = mChart.getAxisLeft();
    leftAxis.setTypeface(tf);
    leftAxis.setAxisMinimum(0f); // this replaces setStartAtZero(true)

    mChart.getAxisRight().setEnabled(false);
    
    XAxis xAxis = mChart.getXAxis();
    xAxis.setEnabled(false);
    
    // programatically add the chart
    FrameLayout parent = (FrameLayout) v.findViewById(R.id.parentLayout);
    parent.addView(mChart);
    
    return v;
}
 

import com.github.mikephil.charting.charts.BarChart; //導入方法依賴的package包/類
/**
 * Set the vertical bar  pattern
 * @param barChart chart
 * @param chartData pie chart data
 * @param typeface Typeface font
 */
public static void setVerticalBarChart(Context context, BarChart barChart, ChartData<?> chartData,
                                        Typeface typeface) {
    // create a custom MarkerView (extend MarkerView) and specify the layout to use for it
    ExperienceMarker marker = new ExperienceMarker(context, R.layout.marker_exp_age);
    marker.setChartView(barChart); // For bounds control
    barChart.setMarker(marker);
    //fix crash com.github.mikephil.charting.charts.Chart.drawMarkers(Chart.java:731)
    barChart.setDrawMarkers(false);

    barChart.getDescription().setEnabled(false);
    barChart.setDrawGridBackground(false);
    barChart.setDrawBarShadow(false);
    XAxis xAxis = barChart.getXAxis();
    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);
    //Sets the number of labels for the x-axis (display all the x-axis values)
   // xAxis.setLabelCount(chartData.getEntryCount());
    xAxis.setTypeface(typeface);
    xAxis.setDrawGridLines(false);
    xAxis.setDrawAxisLine(true);
    YAxis leftAxis = barChart.getAxisLeft();
    leftAxis.setTypeface(typeface);
    leftAxis.setSpaceTop(20f);
    leftAxis.setAxisMinimum(0f);

    YAxis rightAxis = barChart.getAxisRight();
    rightAxis.setTypeface(typeface);
    rightAxis.setSpaceTop(20f);
    rightAxis.setAxisMinimum(0f);
    chartData.setValueTypeface(typeface);
    barChart.setData((BarData) chartData);
    barChart.setFitBars(true);
    barChart.animateY(DURATION_SHORT);
}
 

import com.github.mikephil.charting.charts.BarChart; //導入方法依賴的package包/類
@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                WindowManager.LayoutParams.FLAG_FULLSCREEN);
        setContentView(R.layout.activity_barchart);

        tvX = (TextView) findViewById(R.id.tvXMax);
        tvX.setTextSize(10);
        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 = (BarChart) findViewById(R.id.chart1);
        mChart.setOnChartValueSelectedListener(this);
        mChart.getDescription().setEnabled(false);

//        mChart.setDrawBorders(true);

        // scaling can now only be done on x- and y-axis separately
        mChart.setPinchZoom(false);

        mChart.setDrawBarShadow(false);

        mChart.setDrawGridBackground(false);

        // create a custom MarkerView (extend MarkerView) and specify the layout
        // to use for it
        MyMarkerView mv = new MyMarkerView(this, R.layout.custom_marker_view);
        mv.setChartView(mChart); // For bounds control
        mChart.setMarker(mv); // Set the marker to the chart

        mSeekBarX.setProgress(10);
        mSeekBarY.setProgress(100);

        Legend l = mChart.getLegend();
        l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
        l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.RIGHT);
        l.setOrientation(Legend.LegendOrientation.VERTICAL);
        l.setDrawInside(true);
        l.setTypeface(mTfLight);
        l.setYOffset(0f);
        l.setXOffset(10f);
        l.setYEntrySpace(0f);
        l.setTextSize(8f);

        XAxis xAxis = mChart.getXAxis();
        xAxis.setTypeface(mTfLight);
        xAxis.setGranularity(1f);
        xAxis.setCenterAxisLabels(true);
        xAxis.setValueFormatter(new IAxisValueFormatter() {
            @Override
            public String getFormattedValue(float value, AxisBase axis) {
                return String.valueOf((int) value);
            }
        });

        YAxis leftAxis = mChart.getAxisLeft();
        leftAxis.setTypeface(mTfLight);
        leftAxis.setValueFormatter(new LargeValueFormatter());
        leftAxis.setDrawGridLines(false);
        leftAxis.setSpaceTop(35f);
        leftAxis.setAxisMinimum(0f); // this replaces setStartAtZero(true)

        mChart.getAxisRight().setEnabled(false);
    }
 

import com.github.mikephil.charting.charts.BarChart; //導入方法依賴的package包/類
/**
 * Set the pie pattern
 * @param barChart chart
 * @param chartData pie chart data
 * @param context context
 * @param typeface Typeface font
 */
public static void setGroupBarChart(Context context, BarChart barChart, ChartData<?> chartData,
                                 Typeface typeface) {
    barChart.getDescription().setEnabled(false);
    // scaling can now only be done on x- and y-axis separately
    barChart.setPinchZoom(false);
    barChart.setDrawBarShadow(false);
    barChart.setDrawGridBackground(false);
    // create a custom MarkerView (extend MarkerView) and specify the layout to use for it
    SalaryMarker mv = new SalaryMarker(context, R.layout.marker_salary_detail);
    mv.setChartView(barChart); // For bounds control
    barChart.setMarker(mv); // Set the marker to the chart
    barChart.setDrawMarkers(false);

    Legend l = barChart.getLegend();
    l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
    l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.RIGHT);
    l.setOrientation(Legend.LegendOrientation.VERTICAL);
    l.setDrawInside(true);
    l.setTypeface(typeface);
    l.setYOffset(0f);
    l.setXOffset(10f);
    l.setYEntrySpace(0f);
    l.setTextSize(8f);

    XAxis xAxis = barChart.getXAxis();
    xAxis.setTypeface(typeface);
    xAxis.setGranularity(1f);
    xAxis.setTextSize(8f);
    xAxis.setCenterAxisLabels(true);
    xAxis.setValueFormatter(new GroupBarValueFormatter());

    YAxis leftAxis = barChart.getAxisLeft();
    leftAxis.setTypeface(typeface);
    leftAxis.setValueFormatter(new LargeValueFormatter());
    leftAxis.setDrawGridLines(false);
    leftAxis.setSpaceTop(35f);
    leftAxis.setAxisMinimum(0f);
    barChart.getAxisRight().setEnabled(false);
    barChart.setData((BarData) chartData);
}