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Java LineData.getDataSetCount方法代码示例

本文整理汇总了Java中com.github.mikephil.charting.data.LineData.getDataSetCount方法的典型用法代码示例。如果您正苦于以下问题：Java LineData.getDataSetCount方法的具体用法？Java LineData.getDataSetCount怎么用？Java LineData.getDataSetCount使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.github.mikephil.charting.data.LineData的用法示例。


在下文中一共展示了LineData.getDataSetCount方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: addEntry

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
private void addEntry() {

        LineData data = mChart.getData();

        ILineDataSet set = data.getDataSetByIndex(0);
        // set.addEntry(...); // can be called as well

        if (set == null) {
            set = createSet();
            data.addDataSet(set);
        }

        // choose a random dataSet
        int randomDataSetIndex = (int) (Math.random() * data.getDataSetCount());
        float yValue = (float) (Math.random() * 10) + 50f;

        data.addEntry(new Entry(data.getDataSetByIndex(randomDataSetIndex).getEntryCount(), yValue), randomDataSetIndex);
        data.notifyDataChanged();

        // let the chart know it's data has changed
        mChart.notifyDataSetChanged();

        mChart.setVisibleXRangeMaximum(6);
        //mChart.setVisibleYRangeMaximum(15, AxisDependency.LEFT);
//            
//            // this automatically refreshes the chart (calls invalidate())
        mChart.moveViewTo(data.getEntryCount() - 7, 50f, AxisDependency.LEFT);

    }
开发者ID:weiwenqiang，项目名称:GitHub，代码行数:30，代码来源:DynamicalAddingActivity.java

示例2: addDataSet

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
private void addDataSet() {

        LineData data = mChart.getData();

        if (data != null) {

            int count = (data.getDataSetCount() + 1);

            ArrayList<Entry> yVals = new ArrayList<Entry>();

            for (int i = 0; i < data.getEntryCount(); i++) {
                yVals.add(new Entry(i, (float) (Math.random() * 50f) + 50f * count));
            }

            LineDataSet set = new LineDataSet(yVals, "DataSet " + count);
            set.setLineWidth(2.5f);
            set.setCircleRadius(4.5f);

            int color = mColors[count % mColors.length];

            set.setColor(color);
            set.setCircleColor(color);
            set.setHighLightColor(color);
            set.setValueTextSize(10f);
            set.setValueTextColor(color);

            data.addDataSet(set);
            data.notifyDataChanged();
            mChart.notifyDataSetChanged();
            mChart.invalidate();
        }
    }
开发者ID:weiwenqiang，项目名称:GitHub，代码行数:33，代码来源:DynamicalAddingActivity.java

示例3: initBuffers

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
@Override
public void initBuffers() {

    LineData lineData = mChart.getLineData();
    mLineBuffers = new LineBuffer[lineData.getDataSetCount()];
    mCircleBuffers = new CircleBuffer[lineData.getDataSetCount()];

    for (int i = 0; i < mLineBuffers.length; i++) {
        ILineDataSet set = lineData.getDataSetByIndex(i);
        mLineBuffers[i] = new LineBuffer(set.getEntryCount() * 4 - 4);
        mCircleBuffers[i] = new CircleBuffer(set.getEntryCount() * 2);
    }
}
开发者ID:rahulmaddineni，项目名称:Stayfit，代码行数:14，代码来源:LineChartRenderer.java

示例4: addEntry

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
private void addEntry() {

        LineData data = mChart.getData();
        
        if(data != null) {

            ILineDataSet set = data.getDataSetByIndex(0);
            // set.addEntry(...); // can be called as well

            if (set == null) {
                set = createSet();
                data.addDataSet(set);
            }

            // add a new x-value first
            data.addXValue(set.getEntryCount() + "");
            
            // choose a random dataSet
            int randomDataSetIndex = (int) (Math.random() * data.getDataSetCount());
            
            data.addEntry(new Entry((float) (Math.random() * 10) + 50f, set.getEntryCount()), randomDataSetIndex);

            // let the chart know it's data has changed
            mChart.notifyDataSetChanged();
            
            mChart.setVisibleXRangeMaximum(6);
            mChart.setVisibleYRangeMaximum(15, AxisDependency.LEFT);
//            
//            // this automatically refreshes the chart (calls invalidate())
            mChart.moveViewTo(data.getXValCount()-7, 50f, AxisDependency.LEFT);
        }
    }
开发者ID:rahulmaddineni，项目名称:Stayfit，代码行数:33，代码来源:DynamicalAddingActivity.java

示例5: addDataSet

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
private void addDataSet() {

        LineData data = mChart.getData();
        
        if(data != null) {

            int count = (data.getDataSetCount() + 1);

            // create 10 y-vals
            ArrayList<Entry> yVals = new ArrayList<Entry>();
            
            if(data.getXValCount() == 0) {
                // add 10 x-entries
                for (int i = 0; i < 10; i++) {
                    data.addXValue("" + (i+1));
                }
            }

            for (int i = 0; i < data.getXValCount(); i++) {
                yVals.add(new Entry((float) (Math.random() * 50f) + 50f * count, i));
            }

            LineDataSet set = new LineDataSet(yVals, "DataSet " + count);
            set.setLineWidth(2.5f);
            set.setCircleRadius(4.5f);

            int color = mColors[count % mColors.length];

            set.setColor(color);
            set.setCircleColor(color);
            set.setHighLightColor(color);
            set.setValueTextSize(10f);
            set.setValueTextColor(color);

            data.addDataSet(set);
            mChart.notifyDataSetChanged();
            mChart.invalidate();   
        }
    }
开发者ID:rahulmaddineni，项目名称:Stayfit，代码行数:40，代码来源:DynamicalAddingActivity.java

示例6: initBuffers

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
@Override
public void initBuffers() {

    LineData lineData = mChart.getLineData();
    mLineBuffers = new LineBuffer[lineData.getDataSetCount()];
    mCircleBuffers = new CircleBuffer[lineData.getDataSetCount()];

    for (int i = 0; i < mLineBuffers.length; i++) {
        LineDataSet set = lineData.getDataSetByIndex(i);
        mLineBuffers[i] = new LineBuffer(set.getEntryCount() * 4 - 4);
        mCircleBuffers[i] = new CircleBuffer(set.getEntryCount() * 2);
    }
}
开发者ID:xinpengfei520，项目名称:P2P，代码行数:14，代码来源:LineChartRenderer.java

示例7: populateDataForLanguage

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
private LineChartItem populateDataForLanguage(@NonNull String language, Cursor cursor ){
    LineData lineData;
    List<Entry> seniors = new ArrayList<>();
    List<Entry> engineer = new ArrayList<>();
    List<Entry> juniors = new ArrayList<>();
    cursor.moveToFirst();//set cursor up
    for (int i = 0; i < cursor.getCount(); i++) {
        cursor.moveToPosition(i);
        String period = new DateTime(cursor.getLong(4))
                .toString(Config.CHART_DATE_FORMAT, Locale.US);
        if (language.equals(cursor.getString(1))){
            if (Config.JOB_SOFT[0].equals(cursor.getString(0))){//senior software engineer
                seniors.add(new Entry(AppUtils.getPeriodIndex(context, period),
                        (int) cursor.getFloat(2),
                        new SalaryData(period, (int) cursor.getFloat(3))));
            }
            if (Config.JOB_SOFT[1].equals(cursor.getString(0))){//software engineer
                engineer.add(new Entry(AppUtils.getPeriodIndex(context, period),
                        (int) cursor.getFloat(2),
                        new SalaryData(period,(int) cursor.getFloat(3))));
            }
            if (Config.JOB_SOFT[2].equals(cursor.getString(0))){//juniors software engineer
                juniors.add(new Entry(AppUtils.getPeriodIndex(context,period),
                        (int) cursor.getFloat(2),
                        new SalaryData(period,(int) cursor.getFloat(3))));
            }
            // QA
            if (language.isEmpty() ){
                if (Config.JOB_QA[0].equals(cursor.getString(0))) {//senior QA
                    seniors.add(new Entry(AppUtils.getPeriodIndex(context, period),
                            (int) cursor.getFloat(2),
                            new SalaryData(period, (int) cursor.getFloat(3))));
                }
                if (Config.JOB_QA[1].equals(cursor.getString(0))) {//engineer QA
                    engineer.add(new Entry(AppUtils.getPeriodIndex(context, period),
                            (int) cursor.getFloat(2),
                            new SalaryData(period, (int) cursor.getFloat(3))));
                }
                if (Config.JOB_QA[2].equals(cursor.getString(0))) {//juniors QA
                    juniors.add(new Entry(AppUtils.getPeriodIndex(context, period),
                            (int) cursor.getFloat(2),
                            new SalaryData(period, (int) cursor.getFloat(3))));
                }
            }
        }
        if (language.equals(Config.MANAGER)) { //Management
            if (Config.JOB_MANAGER[0].equals(cursor.getString(0))) {//Senior Project Manager/PM
                seniors.add(new Entry(AppUtils.getPeriodIndex(context, period),
                        (int) cursor.getFloat(2),
                        new SalaryData(period, (int) cursor.getFloat(3))));
            }
            if (Config.JOB_MANAGER[1].equals(cursor.getString(0))) {//Team lead
                engineer.add(new Entry(AppUtils.getPeriodIndex(context, period),
                        (int) cursor.getFloat(2),
                        new SalaryData(period, (int) cursor.getFloat(3))));
            }
            if (Config.JOB_MANAGER[2].equals(cursor.getString(0))) {//Project manager
                juniors.add(new Entry(AppUtils.getPeriodIndex(context, period),
                        (int) cursor.getFloat(2),
                        new SalaryData(period, (int) cursor.getFloat(3))));
            }
        }
    }
    switch (language) {
        case "":
            language = Config.QA;
            lineData = buildLineData(seniors, engineer, juniors, Config.JOB_QA);
            break;
        case Config.MANAGER:
            language = Config.MANAGER;
            lineData = buildLineData(seniors, engineer, juniors, Config.JOB_MANAGER);
            break;
        default:
            lineData = buildLineData(seniors, engineer, juniors, Config.JOB_SOFT);
            break;
    }
    if (lineData.getDataSetCount() > 0) {
        return new LineChartItem(context, lineData, language);
    }
    return null;
}
开发者ID:graviton57，项目名称:DOUSalaries，代码行数:82，代码来源:DataBaseHelper.java

示例8: drawHighlighted

import com.github.mikephil.charting.data.LineData; //导入方法依赖的package包/类
@Override
public void drawHighlighted(Canvas c, Highlight[] indices) {

    LineData lineData = mChart.getLineData();

    for (Highlight high : indices) {

        final int minDataSetIndex = high.getDataSetIndex() == -1
                ? 0
                : high.getDataSetIndex();
        final int maxDataSetIndex = high.getDataSetIndex() == -1
                ? lineData.getDataSetCount()
                : (high.getDataSetIndex() + 1);
        if (maxDataSetIndex - minDataSetIndex < 1) continue;

        for (int dataSetIndex = minDataSetIndex;
             dataSetIndex < maxDataSetIndex;
             dataSetIndex++) {

            ILineDataSet set = lineData.getDataSetByIndex(dataSetIndex);

            if (set == null || !set.isHighlightEnabled())
                continue;

            int xIndex = high.getXIndex(); // get the
            // x-position

            if (xIndex > mChart.getXChartMax() * mAnimator.getPhaseX())
                continue;

            final float yVal = set.getYValForXIndex(xIndex);
            if (Float.isNaN(yVal))
                continue;

            float y = yVal * mAnimator.getPhaseY(); // get
            // the
            // y-position

            float[] pts = new float[]{
                    xIndex, y
            };

            mChart.getTransformer(set.getAxisDependency()).pointValuesToPixel(pts);

            // draw the lines
            drawHighlightLines(c, pts, set);
        }
    }
}
开发者ID:pencil-box，项目名称:NetKnight，代码行数:50，代码来源:LineChartRenderer.java


注：本文中的com.github.mikephil.charting.data.LineData.getDataSetCount方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。