How to create pivot charts in J#.NET

package Tutorial26;

/* ----------------------------------------------------------
 * Tutorial 26
 * 
 * This tutorial shows how to create an Excel file in J# and
 * to create a pivot chart. The pivot chart is added to a
 * workshet and also to a separate chart sheet.
 * ---------------------------------------------------------- */

import System.*;
import EasyXLS.*;
import EasyXLS.Constants.*;
import EasyXLS.PivotTables.*;

public class Tutorial26
{

    public Tutorial26()
    {
    }

    /** @attribute System.STAThread() */
    public static void main(String[] args)
    {
        Console.WriteLine("Tutorial 26\n----------\n");

        // Create an instance of the class that exports Excel files, having two sheets
        ExcelDocument workbook = new ExcelDocument(2, 1);
            
        // Set the sheet names
        workbook.easy_getSheetAt(0).setSheetName("First tab");
        workbook.easy_getSheetAt(1).setSheetName("Second tab");
        workbook.easy_getSheetAt(2).setSheetName("Pivot chart");
            
        // Get the table of data for the first worksheet
        ExcelTable xlsFirstTable = ((ExcelWorksheet)workbook.easy_getSheetAt(0)).easy_getExcelTable();

        // Add data in cells for report header
        xlsFirstTable.easy_getCell(0,0).setValue("Sale agent");
        xlsFirstTable.easy_getCell(0,0).setDataType(DataType.STRING);
        xlsFirstTable.easy_getCell(0,1).setValue("Sale country");
        xlsFirstTable.easy_getCell(0,1).setDataType(DataType.STRING);
        xlsFirstTable.easy_getCell(0,2).setValue("Month");
        xlsFirstTable.easy_getCell(0,2).setDataType(DataType.STRING);
        xlsFirstTable.easy_getCell(0,3).setValue("Year");
        xlsFirstTable.easy_getCell(0,3).setDataType(DataType.STRING);
        xlsFirstTable.easy_getCell(0,4).setValue("Sale amount");
        xlsFirstTable.easy_getCell(0,4).setDataType(DataType.STRING);

        xlsFirstTable.easy_getRowAt(0).setBold(true);

        // Add data in cells for report values - the source for pivot chart
        xlsFirstTable.easy_getCell(1,0).setValue("John Down");
        xlsFirstTable.easy_getCell(1,1).setValue("USA");
        xlsFirstTable.easy_getCell(1,2).setValue("June");
        xlsFirstTable.easy_getCell(1,3).setValue("2010");
        xlsFirstTable.easy_getCell(1,4).setValue("550");

        xlsFirstTable.easy_getCell(2,0).setValue("Scott Valey");
        xlsFirstTable.easy_getCell(2,1).setValue("United Kingdom");
        xlsFirstTable.easy_getCell(2,2).setValue("June");
        xlsFirstTable.easy_getCell(2,3).setValue("2010");
        xlsFirstTable.easy_getCell(2,4).setValue("2300");

        xlsFirstTable.easy_getCell(3,0).setValue("John Down");
        xlsFirstTable.easy_getCell(3,1).setValue("USA");
        xlsFirstTable.easy_getCell(3,2).setValue("July");
        xlsFirstTable.easy_getCell(3,3).setValue("2010");
        xlsFirstTable.easy_getCell(3,4).setValue("3100");

        xlsFirstTable.easy_getCell(4,0).setValue("John Down");
        xlsFirstTable.easy_getCell(4,1).setValue("USA");
        xlsFirstTable.easy_getCell(4,2).setValue("June");
        xlsFirstTable.easy_getCell(4,3).setValue("2011");
        xlsFirstTable.easy_getCell(4,4).setValue("1050");

        xlsFirstTable.easy_getCell(5,0).setValue("John Down");
        xlsFirstTable.easy_getCell(5,1).setValue("USA");
        xlsFirstTable.easy_getCell(5,2).setValue("July");
        xlsFirstTable.easy_getCell(5,3).setValue("2011");
        xlsFirstTable.easy_getCell(5,4).setValue("2400");

        xlsFirstTable.easy_getCell(6,0).setValue("Steve Marlowe");
        xlsFirstTable.easy_getCell(6,1).setValue("France");
        xlsFirstTable.easy_getCell(6,2).setValue("June");
        xlsFirstTable.easy_getCell(6,3).setValue("2011");
        xlsFirstTable.easy_getCell(6,4).setValue("1200");

        xlsFirstTable.easy_getCell(7,0).setValue("Scott Valey");
        xlsFirstTable.easy_getCell(7,1).setValue("United Kingdom");
        xlsFirstTable.easy_getCell(7,2).setValue("June");
        xlsFirstTable.easy_getCell(7,3).setValue("2011");
        xlsFirstTable.easy_getCell(7,4).setValue("700");

        xlsFirstTable.easy_getCell(8,0).setValue("Scott Valey");
        xlsFirstTable.easy_getCell(8,1).setValue("United Kingdom");
        xlsFirstTable.easy_getCell(8,2).setValue("July");
        xlsFirstTable.easy_getCell(8,3).setValue("2011");
        xlsFirstTable.easy_getCell(8,4).setValue("360");

        // Create pivot table
        ExcelPivotTable xlsPivotTable = new ExcelPivotTable();

        xlsPivotTable.setName("Sales");
        xlsPivotTable.setSourceRange("First tab!$A$1:$E$9",workbook);
        xlsPivotTable.setLocation("A3:G15");
        xlsPivotTable.addFieldToRowLabels("Sale agent");
        xlsPivotTable.addFieldToColumnLabels("Year");
        xlsPivotTable.addFieldToValues("Sale amount","Sale amount per year",PivotTable.SUBTOTAL_SUM);
        xlsPivotTable.addFieldToReportFilter("Sale country");
        xlsPivotTable.setOutlineForm();
        xlsPivotTable.setStyle(PivotTable.PIVOT_STYLE_MEDIUM_9);

        // Add the pivot table to the second sheet
        ((ExcelWorksheet)workbook.easy_getSheet("Second tab")).easy_addPivotTable(xlsPivotTable);

        // Create pivot chart
        ExcelPivotChart xlsPivotChart1 = new ExcelPivotChart();
        xlsPivotChart1.setSize(600, 300);
        xlsPivotChart1.setLeftUpperCorner("A10");
        xlsPivotChart1.easy_setChartType(Chart.CHART_TYPE_PYRAMID_BAR);
        xlsPivotChart1.getChartTitle().setText("Sales");
        xlsPivotChart1.setPivotTable(xlsPivotTable);

        // Add the pivot chart to the second sheet
        ((ExcelWorksheet)workbook.easy_getSheet("Second tab")).easy_addPivotChart(xlsPivotChart1);

        // Create a clone of the pivot chart and add the clone to the chart sheet
        ExcelPivotChart xlsPivotChart2 = xlsPivotChart1.Clone();
        xlsPivotChart2.setSize(970, 630);
        ((ExcelChartSheet)workbook.easy_getSheet("Pivot chart")).easy_setExcelChart(xlsPivotChart2);

        // Export Excel file
        Console.WriteLine("Writing file C:\\Samples\\Tutorial26 - pivot chart in Excel.xlsx.");
        workbook.easy_WriteXLSXFile("C:\\Samples\\Tutorial26 - pivot chart in Excel.xlsx");

        // Confirm export of Excel file
        String sError = workbook.easy_getError();
        if (sError.Equals(""))
            Console.Write("\nFile successfully created. Press Enter to Exit...");
        else
            Console.Write("\nError encountered: " + sError + "\nPress Enter to Exit...");

        // Dispose memory
        workbook.Dispose();

        Console.ReadLine();
    }
}