Java XAxis.setCenterAxisLabels方法代码示例

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
@SuppressWarnings("deprecation")
private void chartXAxisStyling(XAxis xAxis) {
    xAxis.setPosition(XAxis.XAxisPosition.TOP);
    xAxis.setTextColor(getResources().getColor(R.color.traffic_chart_text_color_light));
    xAxis.setDrawAxisLine(true);
    xAxis.setDrawGridLines(false);
    xAxis.setCenterAxisLabels(true);
    xAxis.setValueFormatter(new AxisValueFormatter() {
        @Override
        public String getFormattedValue(float value, AxisBase axis) {
            return Utils.humanReadable((long) value);
        }

        @Override
        public int getDecimalDigits() {
            return 0;
        }
    });
}
 

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
private void setupXAxis(BarLineChartBase chart, IAxisValueFormatter formatter) {
    XAxis x = chart.getXAxis();
    x.setGranularity(1.0f);
    x.setDrawGridLines(false);
    x.setPosition(XAxis.XAxisPosition.BOTTOM);
    x.setDrawAxisLine(false);
    x.setCenterAxisLabels(true);
    x.setAxisMinimum(2.0f);
    x.setAxisMaximum(5.0f);
    x.setValueFormatter(formatter);
}
 

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
/**
 * 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);
}
 

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
@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.components.XAxis; //导入方法依赖的package包/类
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_linechart_time);

    tvX = (TextView) findViewById(R.id.tvXMax);
    mSeekBarX = (SeekBar) findViewById(R.id.seekBar1);
    mSeekBarX.setProgress(100);
    tvX.setText("100");

    mSeekBarX.setOnSeekBarChangeListener(this);

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

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

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

    mChart.setDragDecelerationFrictionCoef(0.9f);

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

    // set an alternative background color
    mChart.setBackgroundColor(Color.WHITE);
    mChart.setViewPortOffsets(0f, 0f, 0f, 0f);

    // add data
    setData(100, 30);
    mChart.invalidate();

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

    XAxis xAxis = mChart.getXAxis();
    xAxis.setPosition(XAxis.XAxisPosition.TOP_INSIDE);
    xAxis.setTypeface(mTfLight);
    xAxis.setTextSize(10f);
    xAxis.setTextColor(Color.WHITE);
    xAxis.setDrawAxisLine(false);
    xAxis.setDrawGridLines(true);
    xAxis.setTextColor(Color.rgb(255, 192, 56));
    xAxis.setCenterAxisLabels(true);
    xAxis.setGranularity(1f); // one hour
    xAxis.setValueFormatter(new IAxisValueFormatter() {

        private SimpleDateFormat mFormat = new SimpleDateFormat("dd MMM HH:mm");

        @Override
        public String getFormattedValue(float value, AxisBase axis) {

            long millis = TimeUnit.HOURS.toMillis((long) value);
            return mFormat.format(new Date(millis));
        }
    });

    YAxis leftAxis = mChart.getAxisLeft();
    leftAxis.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    leftAxis.setTypeface(mTfLight);
    leftAxis.setTextColor(ColorTemplate.getHoloBlue());
    leftAxis.setDrawGridLines(true);
    leftAxis.setGranularityEnabled(true);
    leftAxis.setAxisMinimum(0f);
    leftAxis.setAxisMaximum(170f);
    leftAxis.setYOffset(-9f);
    leftAxis.setTextColor(Color.rgb(255, 192, 56));

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

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_barchart_noseekbar);

    mTf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");
    mChart = (BarChart) findViewById(R.id.chart1);
    mChart.setBackgroundColor(Color.WHITE);
    mChart.setExtraTopOffset(-30f);
    mChart.setExtraBottomOffset(10f);
    mChart.setExtraLeftOffset(70f);
    mChart.setExtraRightOffset(70f);

    mChart.setDrawBarShadow(false);
    mChart.setDrawValueAboveBar(true);

    mChart.getDescription().setEnabled(false);

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

    mChart.setDrawGridBackground(false);

    XAxis xAxis = mChart.getXAxis();
    xAxis.setPosition(XAxisPosition.BOTTOM);
    xAxis.setTypeface(mTf);
    xAxis.setDrawGridLines(false);
    xAxis.setDrawAxisLine(false);
    xAxis.setTextColor(Color.LTGRAY);
    xAxis.setTextSize(13f);
    xAxis.setLabelCount(5);
    xAxis.setCenterAxisLabels(true);
    xAxis.setGranularity(1f);

    YAxis left = mChart.getAxisLeft();
    left.setDrawLabels(false);
    left.setSpaceTop(25f);
    left.setSpaceBottom(25f);
    left.setDrawAxisLine(false);
    left.setDrawGridLines(false);
    left.setDrawZeroLine(true); // draw a zero line
    left.setZeroLineColor(Color.GRAY);
    left.setZeroLineWidth(0.7f);
    mChart.getAxisRight().setEnabled(false);
    mChart.getLegend().setEnabled(false);

    // THIS IS THE ORIGINAL DATA YOU WANT TO PLOT
    final List<Data> data = new ArrayList<>();
    data.add(new Data(0f, -224.1f, "12-29"));
    data.add(new Data(1f, 238.5f, "12-30"));
    data.add(new Data(2f, 1280.1f, "12-31"));
    data.add(new Data(3f, -442.3f, "01-01"));
    data.add(new Data(4f, -2280.1f, "01-02"));

    xAxis.setValueFormatter(new IAxisValueFormatter() {
        @Override
        public String getFormattedValue(float value, AxisBase axis) {
            return data.get(Math.min(Math.max((int) value, 0), data.size()-1)).xAxisValue;
        }
    });

    setData(data);
}
 

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
/**
 * 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);
}
 

import com.github.mikephil.charting.components.XAxis; //导入方法依赖的package包/类
private void initChart() {
    // init chart
    mChart.getDescription().setEnabled(false);
    mChart.setTouchEnabled(true);
    mChart.setDragDecelerationFrictionCoef(0.9f);
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);
    mChart.setDrawGridBackground(false);
    mChart.setHighlightPerDragEnabled(true);
    mChart.setBackground(getActivity().getDrawable(R.drawable.bg_chart));
    mChart.setViewPortOffsets(80f, 0f, 80f, 0f);
    setData();
    mChart.invalidate();
    mChart.getLegend().setEnabled(false);

    // init xAxis
    XAxis xAxis = mChart.getXAxis();
    xAxis.setPosition(XAxis.XAxisPosition.BOTTOM_INSIDE);
    xAxis.setDrawAxisLine(false);
    xAxis.setTextSize(10f);
    xAxis.setTextColor(Color.rgb(255, 192, 56));
    xAxis.setDrawGridLines(true);
    xAxis.setCenterAxisLabels(false);
    xAxis.setDrawGridLines(false);
    xAxis.setEnabled(false);
    xAxis.setGranularityEnabled(true);

    YAxis yAxis = mChart.getAxisLeft();
    yAxis.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    yAxis.setTextColor(ColorTemplate.getHoloBlue());
    yAxis.setDrawGridLines(true);
    yAxis.setGranularityEnabled(true);
    yAxis.setAxisMinimum(50f);
    yAxis.setAxisMaximum(130f);
    yAxis.setYOffset(-9f);
    yAxis.setXOffset(-20f);
    yAxis.setTextColor(Color.rgb(255, 192, 56));
    yAxis.setDrawAxisLine(false);
    yAxis.setDrawGridLines(false);

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