Java BarData.setValueTypeface方法代码示例

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
protected BarData generateBarData(int dataSets, float range, int count) {
        
        ArrayList<IBarDataSet> sets = new ArrayList<IBarDataSet>();
        
        for(int i = 0; i < dataSets; i++) {
           
            ArrayList<BarEntry> entries = new ArrayList<BarEntry>();
            
//            entries = FileUtils.loadEntriesFromAssets(getActivity().getAssets(), "stacked_bars.txt");
            
            for(int j = 0; j < count; j++) {        
                entries.add(new BarEntry((float) (Math.random() * range) + range / 4, j));
            }
            
            BarDataSet ds = new BarDataSet(entries, getLabel(i));
            ds.setColors(ColorTemplate.VORDIPLOM_COLORS);
            sets.add(ds);
        }
        
        BarData d = new BarData(ChartData.generateXVals(0, count), sets);
        d.setValueTypeface(tf);
        return d;
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
protected BarData generateBarData(int dataSets, float range, int count) {
        
        ArrayList<IBarDataSet> sets = new ArrayList<IBarDataSet>();
        
        for(int i = 0; i < dataSets; i++) {
           
            ArrayList<BarEntry> entries = new ArrayList<BarEntry>();
            
//            entries = FileUtils.loadEntriesFromAssets(getActivity().getAssets(), "stacked_bars.txt");
            
            for(int j = 0; j < count; j++) {        
                entries.add(new BarEntry(j, (float) (Math.random() * range) + range / 4));
            }
            
            BarDataSet ds = new BarDataSet(entries, getLabel(i));
            ds.setColors(ColorTemplate.VORDIPLOM_COLORS);
            sets.add(ds);
        }
        
        BarData d = new BarData(sets);
        d.setValueTypeface(tf);
        return d;
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
private void setData(int count, float range) {

        ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
        ArrayList<String> xVals = new ArrayList<String>();

        for (int i = 0; i < count; i++) {
            xVals.add(mMonths[i % 12]);
            yVals1.add(new BarEntry((float) (Math.random() * range), i));
        }

        BarDataSet set1 = new BarDataSet(yVals1, "DataSet 1");

        ArrayList<IBarDataSet> dataSets = new ArrayList<IBarDataSet>();
        dataSets.add(set1);

        BarData data = new BarData(xVals, dataSets);
        data.setValueTextSize(10f);
        data.setValueTypeface(tf);

        mChart.setData(data);
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
/**
     * Generate bar data bar data.
     *
     * @param dataSets the data sets
     * @param range    the range
     * @param count    the count
     * @return the bar data
     */
    protected BarData generateBarData(int dataSets, float range, int count) {

        ArrayList<IBarDataSet> sets = new ArrayList<IBarDataSet>();

        for(int i = 0; i < dataSets; i++) {

            ArrayList<BarEntry> entries = new ArrayList<BarEntry>();

//            entries = FileUtils.loadEntriesFromAssets(getActivity().getAssets(), "stacked_bars.txt");

            for(int j = 0; j < count; j++) {
                entries.add(new BarEntry(j, (float) (Math.random() * range) + range / 4));
            }

            BarDataSet ds = new BarDataSet(entries, getLabel(i));
            ds.setColors(ColorTemplate.VORDIPLOM_COLORS);
            sets.add(ds);
        }

        BarData d = new BarData(sets);
        d.setValueTypeface(tf);
        return d;
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
public BarData createBarChartData()
{
    NumberFormat numberFormat = NumberFormat.getInstance();
    numberFormat.setMinimumFractionDigits(0);
    numberFormat.setMaximumFractionDigits(2);

    mDashboardHelper = new DashboardHelper(getActivity());
    HashMap<String, ArrayList> holder = mDashboardHelper.generateTimesPerDayMap();

    ArrayList<String> xVals = holder.get("dayOfThisMonth");
    ArrayList<BarEntry> yVals1 = holder.get("episodesPerDay");

    BarDataSet set1 = new BarDataSet(yVals1, "DataSet");
    set1.setColor(0xFF2196f3);
    set1.setBarSpacePercent(40f);

    ArrayList<IBarDataSet> dataSets = new ArrayList<>();
    dataSets.add(set1);

    BarData data = new BarData(xVals, dataSets);
    data.setValueTextSize(10);
    data.setValueTypeface(Typeface.create("sans-serif-medium", Typeface.BOLD));
    data.setValueTextColor(Color.WHITE);
    data.setValueFormatter((value, entry, dataSetIndex, viewPortHandler) -> numberFormat.format(
            value));
    return data;
}
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
private void setData(int count, float range) {

        ArrayList<String> xVals = new ArrayList<String>();
        for (int i = 0; i < count; i++) {
            xVals.add(mMonths[i % 12]);
        }

        ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();

        for (int i = 0; i < count; i++) {
            float mult = (range + 1);
            float val = (float) (Math.random() * mult);
            yVals1.add(new BarEntry(val, i));
        }

        BarDataSet set1 = new BarDataSet(yVals1, "DataSet");
        set1.setBarSpacePercent(35f);

        ArrayList<IBarDataSet> dataSets = new ArrayList<IBarDataSet>();
        dataSets.add(set1);

        BarData data = new BarData(xVals, dataSets);
        data.setValueTextSize(10f);
        data.setValueTypeface(mTf);

        mChart.setData(data);
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
private void setData(int count) {

        ArrayList<String> xVals = new ArrayList<String>();
        
        ArrayList<BarEntry> entries = new ArrayList<BarEntry>();
        
        for (int i = 0; i < count; i++) {
            xVals.add(i+"");
            entries.add(mSinusData.get(i));
        }
        
        BarDataSet set = new BarDataSet(entries, "Sinus Function");
        set.setBarSpacePercent(40f);
        set.setColor(Color.rgb(240, 120, 124));

        BarData data = new BarData(xVals, set);
        data.setValueTextSize(10f);
        data.setValueTypeface(mTf);
        data.setDrawValues(false);

        mChart.setData(data);
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
private void setData(List<Data> dataList) {

        ArrayList<BarEntry> values = new ArrayList<BarEntry>();
        String[] dates = new String[dataList.size()];
        List<Integer> colors = new ArrayList<Integer>();

        int green = Color.rgb(110, 190, 102);
        int red = Color.rgb(211, 74, 88);

        for (int i = 0; i < dataList.size(); i++) {

            Data d = dataList.get(i);
            BarEntry entry = new BarEntry(d.yValue, d.xIndex);
            values.add(entry);

            dates[i] = dataList.get(i).xAxisValue;

            // specific colors
            if (d.yValue >= 0)
                colors.add(red);
            else
                colors.add(green);
        }

        BarDataSet set = new BarDataSet(values, "Values");
        set.setBarSpacePercent(40f);
        set.setColors(colors);
        set.setValueTextColors(colors);

        BarData data = new BarData(dates, set);
        data.setValueTextSize(13f);
        data.setValueTypeface(mTf);
        data.setValueFormatter(new ValueFormatter());

        mChart.setData(data);
        mChart.invalidate();
    }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
public BarData createBarChartData()
{
    NumberFormat numberFormat = NumberFormat.getInstance();
    numberFormat.setMinimumFractionDigits(0);
    numberFormat.setMaximumFractionDigits(2);

    ArrayList<String> xVals = new ArrayList<>();
    for(int i = 0; i < 12; i++)
    {
        xVals.add(i + "");
    }

    ArrayList<BarEntry> yVals1 = new ArrayList<>();

    for(int i = 0; i < 12; i++)
    {
        float mult = (5 + 1);
        int val = (int) (Math.random() * mult);
        yVals1.add(new BarEntry((val == 0 ? 1 : val), i));
    }

    BarDataSet set1 = new BarDataSet(yVals1, "DataSet");
    set1.setColor(0xFF2196f3);
    set1.setBarSpacePercent(40f);

    ArrayList<IBarDataSet> dataSets = new ArrayList<>();
    dataSets.add(set1);

    BarData data = new BarData(xVals, dataSets);
    data.setValueTextSize(10);
    data.setValueTypeface(Typeface.create("sans-serif-medium", Typeface.BOLD));
    data.setValueTextColor(Color.WHITE);
    data.setValueFormatter((value, entry, dataSetIndex, viewPortHandler) -> numberFormat.format(
            value));
    return data;
}
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
public BarData createStackedBarChartData()
{
    NumberFormat numberFormat = NumberFormat.getInstance();
    numberFormat.setMinimumFractionDigits(0);
    numberFormat.setMaximumFractionDigits(2);

    ArrayList<String> xVals = new ArrayList<>();
    for(int i = 0; i < 12; i++)
    {
        xVals.add(i + "");
    }

    ArrayList<BarEntry> yVals1 = new ArrayList<>();

    for(int i = 0; i < 12; i++)
    {
        float mult = (5 + 1);
        int val = (int) (Math.random() * mult);
        yVals1.add(new BarEntry(new float[] {(val == 0 ? 1 : val - 1), 1}, i));
    }

    BarDataSet set1 = new BarDataSet(yVals1, "DataSet");
    set1.setColors(new int[] {0xFF2196f3, 0xFF3f51b5});
    set1.setBarSpacePercent(40f);

    ArrayList<IBarDataSet> dataSets = new ArrayList<>();
    dataSets.add(set1);

    BarData data = new BarData(xVals, dataSets);
    data.setValueTextSize(10);
    data.setValueTypeface(Typeface.create("sans-serif-medium", Typeface.BOLD));
    data.setValueTextColor(Color.WHITE);
    data.setValueFormatter((value, entry, dataSetIndex, viewPortHandler) -> numberFormat.format(
            value));
    return data;
}
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
@Override
        public View getView(int position, View convertView, ViewGroup parent) {

            BarData data = getItem(position);

            ViewHolder holder = null;

            if (convertView == null) {

                holder = new ViewHolder();

                convertView = LayoutInflater.from(getContext()).inflate(
                        R.layout.list_item_barchart, null);
                holder.chart = (BarChart) convertView.findViewById(R.id.chart);

                convertView.setTag(holder);

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

            // apply styling
            data.setValueTypeface(mTfLight);
            data.setValueTextColor(Color.BLACK);
            holder.chart.getDescription().setEnabled(false);
            holder.chart.setDrawGridBackground(false);

            XAxis xAxis = holder.chart.getXAxis();
            xAxis.setPosition(XAxisPosition.BOTTOM);
            xAxis.setTypeface(mTfLight);
            xAxis.setDrawGridLines(false);
            
            YAxis leftAxis = holder.chart.getAxisLeft();
            leftAxis.setTypeface(mTfLight);
            leftAxis.setLabelCount(5, false);
            leftAxis.setSpaceTop(15f);
            
            YAxis rightAxis = holder.chart.getAxisRight();
            rightAxis.setTypeface(mTfLight);
            rightAxis.setLabelCount(5, false);
            rightAxis.setSpaceTop(15f);

            // set data
            holder.chart.setData(data);
            holder.chart.setFitBars(true);
            
            // do not forget to refresh the chart
//            holder.chart.invalidate();
            holder.chart.animateY(700);

            return convertView;
        }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
@Override
        public View getView(int position, View convertView, ViewGroup parent) {

            BarData data = getItem(position);

            ViewHolder holder = null;

            if (convertView == null) {

                holder = new ViewHolder();

                convertView = LayoutInflater.from(getContext()).inflate(
                        R.layout.list_item_barchart, null);
                holder.chart = (BarChart) convertView.findViewById(R.id.chart);

                convertView.setTag(holder);

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

            // apply styling
            data.setValueTypeface(mTf);
            data.setValueTextColor(Color.BLACK);
            holder.chart.setDescription("");
            holder.chart.setDrawGridBackground(false);

            XAxis xAxis = holder.chart.getXAxis();
            xAxis.setPosition(XAxisPosition.BOTTOM);
            xAxis.setTypeface(mTf);
            xAxis.setDrawGridLines(false);
            
            YAxis leftAxis = holder.chart.getAxisLeft();
            leftAxis.setTypeface(mTf);
            leftAxis.setLabelCount(5, false);
            leftAxis.setSpaceTop(15f);
            
            YAxis rightAxis = holder.chart.getAxisRight();
            rightAxis.setTypeface(mTf);
            rightAxis.setLabelCount(5, false);
            rightAxis.setSpaceTop(15f);

            // set data
            holder.chart.setData(data);
            
            // do not forget to refresh the chart
//            holder.chart.invalidate();
            holder.chart.animateY(700, Easing.EasingOption.EaseInCubic);

            return convertView;
        }
 

import com.github.mikephil.charting.data.BarData; //导入方法依赖的package包/类
@Override
    protected void initData() {
        ivBack.setVisibility(View.VISIBLE);
        ivSetting.setVisibility(View.GONE);
        tvTitle.setText("柱状图");

        //初始化字体库
        mTf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");
        //图表的描述
        barChart.setDescription("三星note7爆炸事件关注度");
        //设置网格背景
        barChart.setDrawGridBackground(false);
        //是否设置阴影的显示
        barChart.setDrawBarShadow(false);

        //获取x轴
        XAxis xAxis = barChart.getXAxis();
        //设置x轴的显示位置
        xAxis.setPosition(XAxis.XAxisPosition.TOP);
        //设置x轴的字体
        xAxis.setTypeface(mTf);
        //是否绘制x轴网格线
        xAxis.setDrawGridLines(false);
        //是否绘制x轴轴线
        xAxis.setDrawAxisLine(true);

        //获取y轴
        YAxis leftAxis = barChart.getAxisLeft();
        //设置y轴的字体
        leftAxis.setTypeface(mTf);
        //参数1：设置显示的区间的个数。参数2：是否均匀分布。fasle:均匀显示区间的端点值。
        leftAxis.setLabelCount(5, false);
        //设置最高的柱状图距离顶端的距离
        leftAxis.setSpaceTop(50f);

        YAxis rightAxis = barChart.getAxisRight();
        rightAxis.setEnabled(false);//是否显示右边的y轴

        BarData mChartData = generateDataBar();
        mChartData.setValueTypeface(mTf);

        // set data
        barChart.setData(mChartData);

        // do not forget to refresh the chart
//        barChart.invalidate();
        barChart.animateY(700);
    }