Java LineChart.setViewPortOffsets方法代码示例

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
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);
}
 

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
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);
}
 

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
private void initHeartRateChart(LineChart mChart) {
    mChart.setViewPortOffsets(0, 0, 0, 0);
    mChart.setBackgroundColor(getResources().getColor(R.color.gold_pressed));
    mChart.setDescription("Heart Rate");
    mChart.setTouchEnabled(true);
    mChart.setDragEnabled(true);
    mChart.setScaleEnabled(true);
    mChart.setPinchZoom(false);
    mChart.setDrawGridBackground(false);
    mChart.setMaxHighlightDistance(300);

    XAxis xAxis = mChart.getXAxis();
    xAxis.setTypeface(BandApplication.INSTANCE.getTfLight());
    xAxis.setTextSize(11f);
    xAxis.setTextColor(Color.WHITE);
    xAxis.setDrawGridLines(false);
    xAxis.setDrawAxisLine(false);

    YAxis y = mChart.getAxisLeft();
    y.setTypeface(BandApplication.INSTANCE.getTfLight());
    y.setLabelCount(6, false);
    y.setTextColor(Color.RED);
    y.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    y.setDrawGridLines(false);
    y.setAxisLineColor(Color.WHITE);

    YAxis rightAxis = mChart.getAxisRight();
    rightAxis.setTypeface(BandApplication.INSTANCE.getTfLight());
    y.setLabelCount(6, false);
    y.setTextColor(Color.RED);
    y.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
    y.setDrawGridLines(false);
    y.setAxisLineColor(Color.WHITE);

    mChart.getLegend().setEnabled(false);
    mChart.animateXY(2000, 2000);
}
 

import com.github.mikephil.charting.charts.LineChart; //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.charts.LineChart; //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.charts.LineChart; //导入方法依赖的package包/类
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    View V = inflater.inflate(R.layout.tide_fragment, container, false);

    // Setup the tide chart
    LineChart tideChart = (LineChart) V.findViewById(R.id.tide_chart);
    tideChart.setDrawBorders(false);
    tideChart.setDescription("");
    tideChart.setPinchZoom(false);
    tideChart.setDoubleTapToZoomEnabled(false);
    tideChart.setDrawMarkerViews(false);
    tideChart.setTouchEnabled(false);
    tideChart.setViewPortOffsets(0f, 0f, 0f, 0f);

    // X Axis
    XAxis xAxis = tideChart.getXAxis();
    xAxis.setDrawGridLines(false);
    xAxis.setDrawAxisLine(false);
    xAxis.setDrawLabels(false);

    // Y Axis
    YAxis leftYAxis = tideChart.getAxisLeft();
    YAxis rightYAxis = tideChart.getAxisRight();
    leftYAxis.setDrawGridLines(false);
    rightYAxis.setDrawGridLines(false);
    leftYAxis.setDrawAxisLine(false);
    rightYAxis.setDrawAxisLine(false);
    leftYAxis.setDrawLabels(false);
    rightYAxis.setDrawLabels(false);
    leftYAxis.setDrawZeroLine(false);
    rightYAxis.setDrawZeroLine(false);

    // Legend
    tideChart.getLegend().setEnabled(false);

    return V;
}
 

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
private void setupChart(LineChart chart, LineData data, int color) {

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

        // no description text
        chart.getDescription().setEnabled(false);
        
        // 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.getAxisLeft().setSpaceTop(40);
        chart.getAxisLeft().setSpaceBottom(40);
        chart.getAxisRight().setEnabled(false);

        chart.getXAxis().setEnabled(false);

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

import com.github.mikephil.charting.charts.LineChart; //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.charts.LineChart; //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);

    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, 0, 0, 0);
    mChart.setBackgroundColor(Color.rgb(104, 241, 175));

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

    mChart.setDrawGridBackground(false);
    mChart.setMaxHighlightDistance(300);
    
    XAxis x = mChart.getXAxis();
    x.setEnabled(false);
    
    YAxis y = mChart.getAxisLeft();
    y.setTypeface(mTfLight);
    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();
}
 

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
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();
}
 

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_coin_detail);
//        overridePendingTransition(R.anim.right_in, R.anim.stay);
        initToolbar("Coin Details", R.drawable.ic_back_arrow);
        initUserAction("", 0, false);

        Bundle bundle = getIntent().getExtras();

        if (bundle != null) {
            coinTag = bundle.getString(Constants.COIN_TAG, "");
            coinName = bundle.getString(Constants.COIN_NAME, "");
        }

        tvCoinName.setText(coinName);

        mChart = (LineChart) findViewById(R.id.chart);
//        mChart.setPadding(4,4,4,4);

        // FIXME calculate offset for right
        mChart.setViewPortOffsets(6, 30, 90, 60);

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

        // 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);
        mChart.setMaxHighlightDistance(300);

        XAxis x = mChart.getXAxis();
        x.setTextColor(ContextCompat.getColor(this, R.color.colorText));
        x.setPosition(XAxis.XAxisPosition.BOTTOM);
        x.setAxisLineColor(Color.TRANSPARENT);
        x.setDrawGridLines(false);
        x.setAxisLineWidth(0f);
        x.setGranularity(1f);
        x.setValueFormatter(new MyXAxisValueFormatter());
        x.setLabelRotationAngle(315);

        YAxis y = mChart.getAxisRight();
//        y.setTypeface();
        y.setLabelCount(6, false);
        y.setTextColor(ContextCompat.getColor(this, R.color.colorText));
        y.setPosition(YAxis.YAxisLabelPosition.OUTSIDE_CHART);
        y.setDrawGridLines(true);
        y.setAxisLineColor(Color.TRANSPARENT);
        y.setAxisLineWidth(0f);
        y.setValueFormatter(new MyYAxisValueFormatter());

        mChart.getAxisLeft().setEnabled(false);

        // add data
        getCoinDetails(coinTag);

//        setData(45, 100);
        mChart.getLegend().setEnabled(false);
        mChart.animateX(1500);

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

import com.github.mikephil.charting.charts.LineChart; //导入方法依赖的package包/类
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);
    }
 

import com.github.mikephil.charting.charts.LineChart; //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);

    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();
}