Example usage for org.jfree.data.category DefaultCategoryDataset DefaultCategoryDataset

Introduction

In this page you can find the example usage for org.jfree.data.category DefaultCategoryDataset DefaultCategoryDataset.

Prototype

public DefaultCategoryDataset() 

Source Link

Document

Creates a new (empty) dataset.

Usage

From source file:frequencyassignment.charts.Charts.java

public static void displayBarChart(String name, HashMap<Integer, Integer> categoryValue) {
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    for (Map.Entry<Integer, Integer> entry : categoryValue.entrySet()) {
        dataset.addValue(entry.getValue(), name, entry.getKey());
    }//from   w  ww .  java 2 s.  com
    JFreeChart chart = ChartFactory.createBarChart("Bar Chart", "Category", "Value", dataset);
    ChartFrame frame = new ChartFrame(name, chart);
    frame.pack();
    frame.setVisible(true);
}

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From source file:org.jfree.chart.demo.SubCategoryAxisDemo1.java

private static CategoryDataset createDataset() {
    String series1 = "S1";
    String series2 = "S2";
    String series3 = "S3";
    String category1 = "Category 1";
    String category2 = "Category 2";
    String category3 = "Category 3";
    String category4 = "Category 4";
    String category5 = "Category 5";
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    dataset.addValue(1.0D, series1, category1);
    dataset.addValue(4D, series1, category2);
    dataset.addValue(3D, series1, category3);
    dataset.addValue(5D, series1, category4);
    dataset.addValue(5D, series1, category5);
    dataset.addValue(5D, series2, category1);
    dataset.addValue(7D, series2, category2);
    dataset.addValue(6D, series2, category3);
    dataset.addValue(8D, series2, category4);
    dataset.addValue(4D, series2, category5);
    dataset.addValue(4D, series3, category1);
    dataset.addValue(3D, series3, category2);
    dataset.addValue(2D, series3, category3);
    dataset.addValue(3D, series3, category4);
    dataset.addValue(6D, series3, category5);
    return dataset;
}

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From source file:com.ouc.cpss.view.EmpSaleChartBuilder.java

private static CategoryDataset createDataSet() {
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    for (ViewEmpsel ve : list) {
        //?????//w w w . j av  a 2  s  .c o m
        dataset.addValue(ve.getTotalprice(), ve.getEname(), ve.getMon() + "");
    }
    return dataset;
}

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From source file:adept.utilities.Grapher.java

/**
 * Make heap usage graph.//from  ww w .  j  av  a 2  s  .  c o m
 *
 * @param values the values
 * @param filename the filename
 */
public static void makeHeapUsageGraph(ArrayList<Double> values, File filename) {
    try {
        DefaultCategoryDataset line_chart_dataset = new DefaultCategoryDataset();
        for (int i = 1; i <= values.size(); i++) {
            line_chart_dataset.addValue(values.get(i - 1), "MB", "" + i);
        }

        /* Step -2:Define the JFreeChart object to create line chart */
        JFreeChart lineChartObject = ChartFactory.createLineChart("Heap Memory Usage", "Run Number",
                "Heap Memory Used", line_chart_dataset, PlotOrientation.VERTICAL, true, true, false);

        /* Step -3 : Write line chart to a file */
        int width = 640; /* Width of the image */
        int height = 480; /* Height of the image */
        ChartUtilities.saveChartAsPNG(filename, lineChartObject, width, height);
    }

    catch (Exception e) {
        e.printStackTrace();
    }

}

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From source file:org.jfree.chart.demo.BarChartDemo10.java

private static DefaultCategoryDataset createDataset() {
    String s = "First";
    String s1 = "Second";
    String s2 = "Third";
    String s3 = "Category 1";
    String s4 = "Category 2";
    String s5 = "Category 3";
    String s6 = "Category 4";
    String s7 = "Category 5";
    DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();
    defaultcategorydataset.addValue(31D, s, s3);
    defaultcategorydataset.addValue(44D, s, s4);
    defaultcategorydataset.addValue(33D, s, s5);
    defaultcategorydataset.addValue(45D, s, s6);
    defaultcategorydataset.addValue(35D, s, s7);
    defaultcategorydataset.addValue(45D, s1, s3);
    defaultcategorydataset.addValue(37D, s1, s4);
    defaultcategorydataset.addValue(46D, s1, s5);
    defaultcategorydataset.addValue(38D, s1, s6);
    defaultcategorydataset.addValue(44D, s1, s7);
    defaultcategorydataset.addValue(34D, s2, s3);
    defaultcategorydataset.addValue(43D, s2, s4);
    defaultcategorydataset.addValue(32D, s2, s5);
    defaultcategorydataset.addValue(43D, s2, s6);
    defaultcategorydataset.addValue(36D, s2, s7);
    return defaultcategorydataset;
}

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From source file:org.jfree.chart.demo.SurveyResultsDemo1.java

private static CategoryDataset createDataset() {
    DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();
    defaultcategorydataset.addValue(2.0099999999999998D, "Results", "Category 1");
    defaultcategorydataset.addValue(2.02D, "Results", "Category 2");
    defaultcategorydataset.addValue(2D, "Results", "Category 3");
    defaultcategorydataset.addValue(1.97D, "Results", "Category 4");
    defaultcategorydataset.addValue(1.4399999999999999D, "Results", "Category 5");
    defaultcategorydataset.addValue(1.49D, "Results", "Category 6");
    defaultcategorydataset.addValue(1.49D, "Results", "Category 7");
    defaultcategorydataset.addValue(1.48D, "Results", "Category 8");
    defaultcategorydataset.addValue(4.2599999999999998D, "Results", "Category 9");
    defaultcategorydataset.addValue(4.0800000000000001D, "Results", "Category 10");
    defaultcategorydataset.addValue(4.0300000000000002D, "Results", "Category 11");
    defaultcategorydataset.addValue(3.9199999999999999D, "Results", "Category 12");
    defaultcategorydataset.addValue(3.9900000000000002D, "Results", "Category 13");
    defaultcategorydataset.addValue(2.23D, "Results", "Category 14");
    defaultcategorydataset.addValue(2.6000000000000001D, "Results", "Overall");
    return defaultcategorydataset;
}

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From source file:org.jfree.chart.demo.StackedBarDemo1.java

public StackedBarDemo1(String s) {
    super(s);//w w w  . j  a va  2s. c  om
    DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();
    defaultcategorydataset.addValue(1.0D, "Row 1", "Column 1");
    defaultcategorydataset.addValue(5D, "Row 1", "Column 2");
    defaultcategorydataset.addValue(3D, "Row 1", "Column 3");
    defaultcategorydataset.addValue(2D, "Row 2", "Column 1");
    defaultcategorydataset.addValue(3D, "Row 2", "Column 2");
    defaultcategorydataset.addValue(2D, "Row 2", "Column 3");
    org.jfree.chart.JFreeChart jfreechart = ChartFactory.createStackedBarChart("StackedBarDemo1", "Category",
            "Value", defaultcategorydataset, PlotOrientation.VERTICAL, true, true, false);
    ChartPanel chartpanel = new ChartPanel(jfreechart, false);
    chartpanel.setPreferredSize(new Dimension(500, 270));
    setContentPane(chartpanel);
}

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From source file:com.ouc.cpss.view.ProfitChartBuilder.java

private static CategoryDataset createDataSet() {
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();

    int num = 0;//from  w w  w  . j a va  2s . co m
    for (int i = 1; i <= 12 && num < list.size(); i++) {
        //?????
        if (i != list.get(num).getThemonth()) {
            dataset.addValue(0, "", i + "");
        } else {
            dataset.addValue(list.get(num).getTotalprofit(), "", list.get(num).getThemonth() + "");
            num++;
            if (num == list.size())
                num -= 1;
        }

    }
    return dataset;
}

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From source file:net.sqs2.omr.result.chart.StackedBarChart.java

public static void write(OutputStream outputStream, int width, int height, LegendHandler legendHandler,
        StatisticsContentsWriter statisticsContentsFactory) {
    // (1)create dataset
    List<Legend> legendList = legendHandler.getLegendList();
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    Legend legend0 = legendList.get(0);//from  w  w  w  . j a v a 2 s  .co m
    Legend legend1 = legendList.get(1);
    for (FormArea formArea0 : legend0.formAreaList) {
        int itemIndex0 = formArea0.getItemIndex();
        for (FormArea formArea1 : legend1.formAreaList) {
            int itemIndex1 = formArea1.getItemIndex();
            String key = createKey(legendHandler.getAxis(), itemIndex0, itemIndex1);
            int count = statisticsContentsFactory.getCount(key);
            dataset.addValue(count, formArea1.getItemLabel(), formArea0.getItemLabel());
        }
        if (legend0.primaryFormArea.isSelectSingle()) {
            String key = createKey(legendHandler.getAxis(), itemIndex0, -1);
            int count = statisticsContentsFactory.getCount(key);
            dataset.addValue(count, ChartConstants.NO_ANSWER, formArea0.getItemLabel());
        }
    }
    if (legend1.primaryFormArea.isSelectSingle()) {
        for (FormArea formArea1 : legend1.formAreaList) {
            int itemIndex1 = formArea1.getItemIndex();
            String key = createKey(legendHandler.getAxis(), -1, itemIndex1);
            int count = statisticsContentsFactory.getCount(key);
            dataset.addValue(count, formArea1.getItemLabel(), ChartConstants.NO_ANSWER);
        }
    }
    if (legend1.primaryFormArea.isSelectSingle()) {
        String key = createKey(legendHandler.getAxis(), -1, -1);
        int count = statisticsContentsFactory.getCount(key);
        dataset.addValue(count, ChartConstants.NO_ANSWER, ChartConstants.NO_ANSWER);
    }

    // String title = StringUtil.join(formAreaList.get(0).getHints(), "\n");
    String title = "";
    // (2)create JFreeChart instance
    // JFreeChart chart =
    // ChartFactory.createBarChart(StringUtil.join(formAreaList.get(0).getHints(),
    // "\n"),
    JFreeChart chart = ChartFactory.createStackedBarChart(title, legend0.primaryFormArea.getLabel(),
            legend1.primaryFormArea.getLabel(), dataset, PlotOrientation.HORIZONTAL, true, false, false);

    // (3)create chart image
    try {
        ChartUtilities.writeChartAsPNG(outputStream, chart, width, height);
    } catch (IOException ioEx) {
        ioEx.printStackTrace();
    }
}

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From source file:com.ouc.cpss.view.ChartProBuilder.java

private static CategoryDataset createDataSet() {
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    // /*from   ww w  .  j a v a  2s  .c  o  m*/
    int i = 0;
    if (choice == 1) {
        for (ViewPro v : list) {
            // ?????
            //  ??dateset 
            dataset.addValue(v.getTotalselcount(), v.getProname(), "" + (i + 1) + "??");
            i++;
        }
    } else if (choice == 2) {
        for (ViewPro v : list) {
            dataset.addValue(v.getTotalselmoney(), v.getProname(), "" + (i + 1) + "??");
            i++;
        }
    } else {
        return null;
    }
    return dataset;
}

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