Java Code Examples for com.github.mikephil.charting.components.Legend#setYOffset()

@Override
public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View v = inflater.inflate(R.layout.frag_simple_scatter, container, false);

    chart = v.findViewById(R.id.scatterChart1);
    chart.getDescription().setEnabled(false);

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

    MyMarkerView mv = new MyMarkerView(getActivity(), R.layout.custom_marker_view);
    mv.setChartView(chart); // For bounds control
    chart.setMarker(mv);

    chart.setDrawGridBackground(false);
    chart.setData(generateScatterData(6, 10000, 200));

    XAxis xAxis = chart.getXAxis();
    xAxis.setEnabled(true);
    xAxis.setPosition(XAxisPosition.BOTTOM);

    YAxis leftAxis = chart.getAxisLeft();
    leftAxis.setTypeface(tf);

    YAxis rightAxis = chart.getAxisRight();
    rightAxis.setTypeface(tf);
    rightAxis.setDrawGridLines(false);

    Legend l = chart.getLegend();
    l.setWordWrapEnabled(true);
    l.setTypeface(tf);
    l.setFormSize(14f);
    l.setTextSize(9f);

    // increase the space between legend & bottom and legend & content
    l.setYOffset(13f);
    chart.setExtraBottomOffset(16f);

    return v;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View v = inflater.inflate(R.layout.frag_simple_scatter, container, false);
    
    mChart = (ScatterChart) v.findViewById(R.id.scatterChart1);
    mChart.setDescription("");
    
    Typeface tf = Typeface.createFromAsset(getActivity().getAssets(),"OpenSans-Light.ttf");
    
    MyMarkerView mv = new MyMarkerView(getActivity(), R.layout.custom_marker_view);

    mChart.setMarkerView(mv);

    mChart.setDrawGridBackground(false);
    mChart.setData(generateScatterData(6, 10000, 200));
    
    XAxis xAxis = mChart.getXAxis();
    xAxis.setEnabled(true);
    xAxis.setPosition(XAxisPosition.BOTTOM);
    
    YAxis leftAxis = mChart.getAxisLeft();
    leftAxis.setTypeface(tf);
    
    YAxis rightAxis = mChart.getAxisRight();
    rightAxis.setTypeface(tf);
    rightAxis.setDrawGridLines(false);
    
    Legend l = mChart.getLegend();
    l.setWordWrapEnabled(true);
    l.setTypeface(tf);
    l.setFormSize(14f);
    l.setTextSize(9f);
    
    // increase the space between legend & bottom and legend & content
    l.setYOffset(13f);       
    mChart.setExtraBottomOffset(16f);
    
    return v;
}
 

@SuppressLint("InflateParams")
@Override
public View getView(int position, View convertView, Context c) {

    ViewHolder holder;

    if (convertView == null) {

        holder = new ViewHolder();

        convertView = LayoutInflater.from(c).inflate(
                R.layout.stats_item_piechart, null);
        holder.chart = convertView.findViewById(R.id.chart);

        convertView.setTag(holder);

    } else {
        holder = (ViewHolder) convertView.getTag();
    }

    // apply styling
    holder.chart.getDescription().setEnabled(false);
    holder.chart.setHoleRadius(52f);
    holder.chart.setTransparentCircleRadius(57f);
    holder.chart.setCenterText(mCenterText);
    holder.chart.setCenterTextSize(9f);
    holder.chart.setUsePercentValues(true);
    holder.chart.setExtraOffsets(5, 10, 50, 10);

    mChartData.setValueFormatter(new PercentFormatter());
    mChartData.setValueTextSize(11f);
    mChartData.setValueTextColor(Color.WHITE);
    // set data
    holder.chart.setData((PieData) mChartData);

    Legend l = holder.chart.getLegend();
    l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
    l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.RIGHT);
    l.setOrientation(Legend.LegendOrientation.VERTICAL);
    l.setDrawInside(false);
    l.setYEntrySpace(0f);
    l.setYOffset(0f);

    holder.chart.animateY(900);

    return convertView;
}
 

private void setSalesProductChart(List<SalesProductReportModel> soldProducts) {
        binding.productChart.setUsePercentValues(true);
        binding.productChart.getDescription().setEnabled(false);
//        binding.productChart.setExtraOffsets(5, 10, 10, 5);
//        holder.chart.setExtraOffsets(5, 10, 50, 10);

        binding.productChart.setDragDecelerationFrictionCoef(0.95f);

        binding.productChart.setCenterText(generateCenterSpannableText());

        binding.productChart.setDrawHoleEnabled(true);
        binding.productChart.setHoleColor(Color.WHITE);

        binding.productChart.setTransparentCircleColor(Color.WHITE);
        binding.productChart.setTransparentCircleAlpha(90);

        binding.productChart.setHoleRadius(50f);
        binding.productChart.setTransparentCircleRadius(55f);

        binding.productChart.setDrawCenterText(true);

        binding.productChart.setRotationAngle(0);
        // enable rotation of the chart by touch
        binding.productChart.setRotationEnabled(true);
        binding.productChart.setHighlightPerTapEnabled(true);

        // binding.productChart.setUnit(" €");
        // binding.productChart.setDrawUnitsInChart(true);

        // add a selection listener
//        binding.productChart.setOnChartValueSelectedListener(this);

        setData(soldProducts, 10);

        binding.productChart.animateY(1400, Easing.EasingOption.EaseInOutQuad);
        // binding.productChart.spin(2000, 0, 360);

        Legend l = binding.productChart.getLegend();
        l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
        l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.RIGHT);
        l.setOrientation(Legend.LegendOrientation.VERTICAL);
        l.setDrawInside(false);
//        l.setXEntrySpace(7f);
        l.setYEntrySpace(0f);
        l.setYOffset(0f);

        // entry label styling
        binding.productChart.setEntryLabelColor(Color.WHITE);
        binding.productChart.setEntryLabelTextSize(12f);
    }
 

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

        setTitle("BarChartActivityMultiDataset");

        tvX = findViewById(R.id.tvXMax);
        tvX.setTextSize(10);
        tvY = findViewById(R.id.tvYMax);

        seekBarX = findViewById(R.id.seekBar1);
        seekBarX.setMax(50);
        seekBarX.setOnSeekBarChangeListener(this);

        seekBarY = findViewById(R.id.seekBar2);
        seekBarY.setOnSeekBarChangeListener(this);

        chart = findViewById(R.id.chart1);
        chart.setOnChartValueSelectedListener(this);
        chart.getDescription().setEnabled(false);

//        chart.setDrawBorders(true);

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

        chart.setDrawBarShadow(false);

        chart.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(chart); // For bounds control
        chart.setMarker(mv); // Set the marker to the chart

        seekBarX.setProgress(10);
        seekBarY.setProgress(100);

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

        XAxis xAxis = chart.getXAxis();
        xAxis.setTypeface(tfLight);
        xAxis.setGranularity(1f);
        xAxis.setCenterAxisLabels(true);
        xAxis.setValueFormatter(new ValueFormatter() {
            @Override
            public String getFormattedValue(float value) {
                return String.valueOf((int) value);
            }
        });

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

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

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

    setTitle("HalfPieChartActivity");

    chart = findViewById(R.id.chart1);
    chart.setBackgroundColor(Color.WHITE);

    moveOffScreen();

    chart.setUsePercentValues(true);
    chart.getDescription().setEnabled(false);

    chart.setCenterTextTypeface(tfLight);
    chart.setCenterText(generateCenterSpannableText());

    chart.setDrawHoleEnabled(true);
    chart.setHoleColor(Color.WHITE);

    chart.setTransparentCircleColor(Color.WHITE);
    chart.setTransparentCircleAlpha(110);

    chart.setHoleRadius(58f);
    chart.setTransparentCircleRadius(61f);

    chart.setDrawCenterText(true);

    chart.setRotationEnabled(false);
    chart.setHighlightPerTapEnabled(true);

    chart.setMaxAngle(180f); // HALF CHART
    chart.setRotationAngle(180f);
    chart.setCenterTextOffset(0, -20);

    setData(4, 100);

    chart.animateY(1400, Easing.EaseInOutQuad);

    Legend l = chart.getLegend();
    l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
    l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.CENTER);
    l.setOrientation(Legend.LegendOrientation.HORIZONTAL);
    l.setDrawInside(false);
    l.setXEntrySpace(7f);
    l.setYEntrySpace(0f);
    l.setYOffset(0f);

    // entry label styling
    chart.setEntryLabelColor(Color.WHITE);
    chart.setEntryLabelTypeface(tfRegular);
    chart.setEntryLabelTextSize(12f);
}
 

@SuppressLint("InflateParams")
@Override
public View getView(int position, View convertView, Context c) {

    ViewHolder holder;

    if (convertView == null) {

        holder = new ViewHolder();

        convertView = LayoutInflater.from(c).inflate(
                R.layout.list_item_piechart, null);
        holder.chart = convertView.findViewById(R.id.chart);

        convertView.setTag(holder);

    } else {
        holder = (ViewHolder) convertView.getTag();
    }

    // apply styling
    holder.chart.getDescription().setEnabled(false);
    holder.chart.setHoleRadius(52f);
    holder.chart.setTransparentCircleRadius(57f);
    holder.chart.setCenterText(mCenterText);
    holder.chart.setCenterTextTypeface(mTf);
    holder.chart.setCenterTextSize(9f);
    holder.chart.setUsePercentValues(true);
    holder.chart.setExtraOffsets(5, 10, 50, 10);

    mChartData.setValueFormatter(new PercentFormatter());
    mChartData.setValueTypeface(mTf);
    mChartData.setValueTextSize(11f);
    mChartData.setValueTextColor(Color.WHITE);
    // set data
    holder.chart.setData((PieData) mChartData);

    Legend l = holder.chart.getLegend();
    l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
    l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.RIGHT);
    l.setOrientation(Legend.LegendOrientation.VERTICAL);
    l.setDrawInside(false);
    l.setYEntrySpace(0f);
    l.setYOffset(0f);

    // do not forget to refresh the chart
    // holder.chart.invalidate();
    holder.chart.animateY(900);

    return convertView;
}
 

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

    setTitle("PieChartActivity");

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

    seekBarX = findViewById(R.id.seekBar1);
    seekBarY = findViewById(R.id.seekBar2);

    seekBarX.setOnSeekBarChangeListener(this);
    seekBarY.setOnSeekBarChangeListener(this);

    chart = findViewById(R.id.chart1);
    chart.setUsePercentValues(true);
    chart.getDescription().setEnabled(false);
    chart.setExtraOffsets(5, 10, 5, 5);

    chart.setDragDecelerationFrictionCoef(0.95f);

    chart.setCenterTextTypeface(tfLight);
    chart.setCenterText(generateCenterSpannableText());

    chart.setDrawHoleEnabled(true);
    chart.setHoleColor(Color.WHITE);

    chart.setTransparentCircleColor(Color.WHITE);
    chart.setTransparentCircleAlpha(110);

    chart.setHoleRadius(58f);
    chart.setTransparentCircleRadius(61f);

    chart.setDrawCenterText(true);

    chart.setRotationAngle(0);
    // enable rotation of the chart by touch
    chart.setRotationEnabled(true);
    chart.setHighlightPerTapEnabled(true);

    // chart.setUnit(" €");
    // chart.setDrawUnitsInChart(true);

    // add a selection listener
    chart.setOnChartValueSelectedListener(this);

    seekBarX.setProgress(4);
    seekBarY.setProgress(10);

    chart.animateY(1400, Easing.EaseInOutQuad);
    // chart.spin(2000, 0, 360);

    Legend l = chart.getLegend();
    l.setVerticalAlignment(Legend.LegendVerticalAlignment.TOP);
    l.setHorizontalAlignment(Legend.LegendHorizontalAlignment.RIGHT);
    l.setOrientation(Legend.LegendOrientation.VERTICAL);
    l.setDrawInside(false);
    l.setXEntrySpace(7f);
    l.setYEntrySpace(0f);
    l.setYOffset(0f);

    // entry label styling
    chart.setEntryLabelColor(Color.WHITE);
    chart.setEntryLabelTypeface(tfRegular);
    chart.setEntryLabelTextSize(12f);
}
 

@Override
protected void initData() {
    ivBack.setVisibility(View.VISIBLE);
    ivSetting.setVisibility(View.GONE);
    tvTitle.setText("饼状图");

    // 初始化字体库
    mTf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");

    pieChart.setDescription("目前android市场的占比情况");
    // 设置内部圆的半径
    pieChart.setHoleRadius(52f);
    // 设置包裹内部圆的半径
    pieChart.setTransparentCircleRadius(67f);

    pieChart.setCenterText("Android\n市场占比");
    // 设置中间显示的文本的字体
    pieChart.setCenterTextTypeface(mTf);
    // 设置中间显示的文本的字体大小
    pieChart.setCenterTextSize(18f);
    // 显示的各个部分的占比和是否为100%
    pieChart.setUsePercentValues(true);

    // 产生饼状图的数据
    PieData mChartData = generateDataPie();

    // 设置显示数据的格式
    mChartData.setValueFormatter(new PercentFormatter());
    mChartData.setValueTypeface(mTf);
    // 设置显示各个部分的文字的字体大小
    mChartData.setValueTextSize(11f);
    // 设置显示各个部分的文字的字体颜色
    mChartData.setValueTextColor(Color.RED);
    // set data
    pieChart.setData(mChartData);

    //获取图示的说明结构
    Legend l = pieChart.getLegend();
    //设置显示的位置
    l.setPosition(Legend.LegendPosition.RIGHT_OF_CHART);
    //设置几项说明在Y轴方向的间距
    l.setYEntrySpace(10f);
    //设置第一项距离y轴顶部的间距
    l.setYOffset(30f);

    // do not forget to refresh the chart
    // pieChart.invalidate();
    pieChart.animateXY(900, 900);
}
 

@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);
        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.setDescription("");

//        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);

        // define an offset to change the original position of the marker
        // (optional)
        // mv.setOffsets(-mv.getMeasuredWidth() / 2, -mv.getMeasuredHeight());

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

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

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

        Legend l = mChart.getLegend();
        l.setPosition(LegendPosition.RIGHT_OF_CHART_INSIDE);
        l.setTypeface(tf);
        l.setYOffset(0f);
        l.setYEntrySpace(0f);
        l.setTextSize(8f);

        XAxis xl = mChart.getXAxis();
        xl.setTypeface(tf);

        YAxis leftAxis = mChart.getAxisLeft();
        leftAxis.setTypeface(tf);
        leftAxis.setValueFormatter(new LargeValueFormatter());
        leftAxis.setDrawGridLines(false);
        leftAxis.setSpaceTop(30f);
        leftAxis.setAxisMinValue(0f); // this replaces setStartAtZero(true)

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

@Override
public View getView(int position, View convertView, Context c) {

    ViewHolder holder = null;

    if (convertView == null) {

        holder = new ViewHolder();

        convertView = LayoutInflater.from(c).inflate(
                R.layout.list_item_piechart, null);
        holder.chart = (PieChart) convertView.findViewById(R.id.chart);

        convertView.setTag(holder);

    } else {
        holder = (ViewHolder) convertView.getTag();
    }

    // apply styling
    holder.chart.setDescription("");
    holder.chart.setHoleRadius(52f);
    holder.chart.setTransparentCircleRadius(57f);
    holder.chart.setCenterText(mCenterText);
    holder.chart.setCenterTextTypeface(mTf);
    holder.chart.setCenterTextSize(9f);
    holder.chart.setUsePercentValues(true);
    holder.chart.setExtraOffsets(5, 10, 50, 10);

    mChartData.setValueFormatter(new PercentFormatter());
    mChartData.setValueTypeface(mTf);
    mChartData.setValueTextSize(11f);
    mChartData.setValueTextColor(Color.WHITE);
    // set data
    holder.chart.setData((PieData) mChartData);

    Legend l = holder.chart.getLegend();
    l.setPosition(LegendPosition.RIGHT_OF_CHART);
    l.setYEntrySpace(0f);
    l.setYOffset(0f);

    // do not forget to refresh the chart
    // holder.chart.invalidate();
    holder.chart.animateY(900);

    return convertView;
}
 

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

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

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

    mSeekBarY.setProgress(10);

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

    mChart = (PieChart) findViewById(R.id.chart1);
    mChart.setUsePercentValues(true);
    mChart.setDescription("");
    mChart.setExtraOffsets(5, 10, 5, 5);

    mChart.setDragDecelerationFrictionCoef(0.95f);

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

    mChart.setCenterTextTypeface(Typeface.createFromAsset(getAssets(), "OpenSans-Light.ttf"));
    mChart.setCenterText(generateCenterSpannableText());

    mChart.setDrawHoleEnabled(true);
    mChart.setHoleColor(Color.WHITE);

    mChart.setTransparentCircleColor(Color.WHITE);
    mChart.setTransparentCircleAlpha(110);

    mChart.setHoleRadius(58f);
    mChart.setTransparentCircleRadius(61f);

    mChart.setDrawCenterText(true);

    mChart.setRotationAngle(0);
    // enable rotation of the chart by touch
    mChart.setRotationEnabled(true);
    mChart.setHighlightPerTapEnabled(true);

    // mChart.setUnit(" €");
    // mChart.setDrawUnitsInChart(true);

    // add a selection listener
    mChart.setOnChartValueSelectedListener(this);

    setData(3, 100);

    mChart.animateY(1400, Easing.EasingOption.EaseInOutQuad);
    // mChart.spin(2000, 0, 360);

    Legend l = mChart.getLegend();
    l.setPosition(LegendPosition.RIGHT_OF_CHART);
    l.setXEntrySpace(7f);
    l.setYEntrySpace(0f);
    l.setYOffset(0f);
}