NestedTables.java

/*
 * $Id$
 *
 * This code is part of the 'iText Tutorial'.
 * You can find the complete tutorial at the following address:
 * http://itextdocs.lowagie.com/tutorial/
 *
 * This code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 * itext-questions@lists.sourceforge.net
 */
package com.lowagie.examples.objects.tables.alternatives;

import java.awt.Point;
import java.io.FileOutputStream;
import java.io.IOException;

import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Table;
import com.lowagie.text.pdf.PdfWriter;

/**
 * Nested tables.
 */
public class NestedTables {
    
    /**
     * Nested tables.
     * @param args no arguments needed
     */
    public static void main(String[] args) {
        System.out.println("Nested tables");
        // step 1: creation of a document-object
        Document document = new Document();
        try {
            // step 2: creation of the writer
            PdfWriter.getInstance(document, new FileOutputStream("nestedtables.pdf"));
            // step 3: we open the document
            document.open();
            // step 4: we create a table and add it to the document
            
            // example 1
            
            Table secondTable = new Table(2);
            secondTable.addCell("2nd table 0.0");
            secondTable.addCell("2nd table 0.1");
            secondTable.addCell("2nd table 1.0");
            secondTable.addCell("2nd table 1.1");
            
            Table aTable = new Table(4,4);    // 4 rows, 4 columns
            aTable.setAutoFillEmptyCells(true);
            aTable.addCell("2.2", new Point(2,2));
            aTable.addCell("3.3", new Point(3,3));
            aTable.addCell("2.1", new Point(2,1));
            aTable.insertTable(secondTable, new Point(1,3));
            document.add(aTable);
			document.add(new Paragraph("converted to PdfPTable:"));
			aTable.setConvert2pdfptable(true);
			document.add(aTable);
            document.newPage();
            
            // example 2
            
            Table thirdTable = new Table(2);
            thirdTable.addCell("3rd table 0.0");
            thirdTable.addCell("3rd table 0.1");
            thirdTable.addCell("3rd table 1.0");
            thirdTable.addCell("3rd table 1.1");
            
            aTable = new Table(5,5);
            aTable.setAutoFillEmptyCells(true);
            aTable.addCell("2.2", new Point(2,2));
            aTable.addCell("3.3", new Point(3,3));
            aTable.addCell("2.1", new Point(2,1));
            aTable.insertTable(secondTable, new Point(1,3));
            aTable.insertTable(thirdTable, new Point(6,2));
            document.add(aTable); 
			document.add(new Paragraph("converted to PdfPTable:"));
			aTable.setConvert2pdfptable(true);
			document.add(aTable);     
            document.newPage();  
            
            // example 3
            aTable = new Table(3);
            float[] widths = {1, 2, 1};
            aTable.setWidths(widths);
            aTable.addCell("1.1");
            aTable.addCell("1.2");
            aTable.addCell("1.3");
            // nested
            Table t2 = new Table(2);
            t2.addCell("2.1");
            t2.addCell("2.2");
            
            // now insert the nested
            aTable.insertTable(t2);
            aTable.addCell("new cell");
            document.add(aTable);    
			document.add(new Paragraph("converted to PdfPTable:"));
			aTable.setConvert2pdfptable(true);
			document.add(aTable);
			document.newPage();
			
			// relative column widths are preserved
            
            Table a = new Table( 2 );
            a.setWidths( new float[] { 85, 15 } );
            a.addCell("a-1");
            a.addCell("a-2");
            
            Table b = new Table(5);
            b.setWidths( new float[] { 15, 7, 7, 7, 7 } );
            b.addCell("b-1");
            b.addCell("b-2");
            b.addCell("b-3");
            b.addCell("b-4");
            b.addCell("b-5");

            // now, insert these 2 tables into a third for layout purposes
            Table c = new Table( 3, 1 );
            c.setWidth( 100.0f );
            c.setWidths( new float[] { 20, 2, 78 } );
            c.insertTable(a, new Point(0,0) );
            c.insertTable(b, new Point(0,2) );

            document.add(c);
			document.add(new Paragraph("converted to PdfPTable:"));
			c.setConvert2pdfptable(true);
			document.add(c);

        }
        catch(DocumentException de) {
            System.err.println(de.getMessage());
        }
        catch(IOException ioe) {
            System.err.println(ioe.getMessage());
        }
        // step 5: we close the document
        document.close();
    }
}