PdfPTable and PdfTemplate

5th November 2015
admin-marketing

iText 5 is no longer being developed, except for security fixes. Click the following link to see an updated example for iText 7.

This example was written in answer to What's an easy to print "first right, then down"?

TableTemplate.java
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/**
 * Example written by Bruno Lowagie in answer to the following question:
 * http://stackoverflow.com/questions/22093993/itext-whats-an-easy-to-print-first-right-then-down
 */
package sandbox.tables;
 
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.pdf.PdfContentByte;
import com.itextpdf.text.pdf.PdfPCell;
import com.itextpdf.text.pdf.PdfPTable;
import com.itextpdf.text.pdf.PdfTemplate;
import com.itextpdf.text.pdf.PdfWriter;
 
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
 
import sandbox.WrapToTest;
 
@WrapToTest
public class TableTemplate {
    
    public static final String DEST = "results/tables/table_template.pdf";
    
    public static void main(String[] args) throws IOException, DocumentException {
        File file = new File(DEST);
        file.getParentFile().mkdirs();
        new TableTemplate().createPdf(DEST);
    }
    
    public void createPdf(String dest) throws IOException, DocumentException {
        Document document = new Document();
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(dest));
        document.open();
        PdfPTable table = new PdfPTable(15);
        table.setTotalWidth(1500);
        PdfPCell cell;
        for (int r = 'A'; r <= 'Z'; r++) {
            for (int c = 1; c <= 15; c++) {
                cell = new PdfPCell();
                cell.setFixedHeight(50);
                cell.addElement(new Paragraph(String.valueOf((char) r) + String.valueOf(c)));
                table.addCell(cell);
            }
        }
        PdfContentByte canvas = writer.getDirectContent();
        PdfTemplate tableTemplate = canvas.createTemplate(1500, 1300);
        table.writeSelectedRows(0, -1, 0, 1300, tableTemplate);
        PdfTemplate clip;
        for (int j = 0; j < 1500; j += 500) {
            for (int i = 1300; i > 0; i -= 650) {
                clip = canvas.createTemplate(500, 650);
                clip.addTemplate(tableTemplate, -j, 650 - i);
                canvas.addTemplate(clip, 36, 156);
                document.newPage();
            }
        }
        document.close();
    }
}


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