Thursday, May 24, 2012

Creating a pdf in Android with help of iText

With help of iText we can create a pdf file. you can download the latest binary from  http://sourceforge.net/projects/itext/.
import java.io.FileOutputStream;
import java.util.Date;

import com.itextpdf.text.Anchor;
import com.itextpdf.text.BadElementException;
import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Chapter;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Element;
import com.itextpdf.text.Font;
import com.itextpdf.text.List;
import com.itextpdf.text.ListItem;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.Phrase;
import com.itextpdf.text.Section;
import com.itextpdf.text.pdf.PdfPCell;
import com.itextpdf.text.pdf.PdfPTable;
import com.itextpdf.text.pdf.PdfWriter;


public class FirstPdf {
 private static String FILE = "c:/temp/FirstPdf.pdf";
 private static Font catFont = new Font(Font.FontFamily.TIMES_ROMAN, 18,
   Font.BOLD);
 private static Font redFont = new Font(Font.FontFamily.TIMES_ROMAN, 12,
   Font.NORMAL, BaseColor.RED);
 private static Font subFont = new Font(Font.FontFamily.TIMES_ROMAN, 16,
   Font.BOLD);
 private static Font smallBold = new Font(Font.FontFamily.TIMES_ROMAN, 12,
   Font.BOLD);

 public static void main(String[] args) {
  try {
   Document document = new Document();
   PdfWriter.getInstance(document, new FileOutputStream(FILE));
   document.open();
   addMetaData(document);
   addTitlePage(document);
   addContent(document);
   document.close();
  } catch (Exception e) {
   e.printStackTrace();
  }
 }

 // iText allows to add metadata to the PDF which can be viewed in your Adobe
 // Reader
 // under File -> Properties
 private static void addMetaData(Document document) {
  document.addTitle("My first PDF");
  document.addSubject("Using iText");
  document.addKeywords("Java, PDF, iText");
  document.addAuthor("Lars Vogel");
  document.addCreator("Lars Vogel");
 }

 private static void addTitlePage(Document document)
   throws DocumentException {
  Paragraph preface = new Paragraph();
  // We add one empty line
  addEmptyLine(preface, 1);
  // Lets write a big header
  preface.add(new Paragraph("Title of the document", catFont));

  addEmptyLine(preface, 1);
  // Will create: Report generated by: _name, _date
  preface.add(new Paragraph(
    "Report generated by: " + System.getProperty("user.name") + ", " + new Date(), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    smallBold));
  addEmptyLine(preface, 3);
  preface.add(new Paragraph(
    "This document describes something which is very important ",
    smallBold));

  addEmptyLine(preface, 8);

  preface.add(new Paragraph(
    "This document is a preliminary version and not subject to your license agreement or any other agreement with vogella.com ;-).",
    redFont));

  document.add(preface);
  // Start a new page
  document.newPage();
 }

 private static void addContent(Document document) throws DocumentException {
  Anchor anchor = new Anchor("First Chapter", catFont);
  anchor.setName("First Chapter");

  // Second parameter is the number of the chapter
  Chapter catPart = new Chapter(new Paragraph(anchor), 1);

  Paragraph subPara = new Paragraph("Subcategory 1", subFont);
  Section subCatPart = catPart.addSection(subPara);
  subCatPart.add(new Paragraph("Hello"));

  subPara = new Paragraph("Subcategory 2", subFont);
  subCatPart = catPart.addSection(subPara);
  subCatPart.add(new Paragraph("Paragraph 1"));
  subCatPart.add(new Paragraph("Paragraph 2"));
  subCatPart.add(new Paragraph("Paragraph 3"));

  // Add a list
  createList(subCatPart);
  Paragraph paragraph = new Paragraph();
  addEmptyLine(paragraph, 5);
  subCatPart.add(paragraph);

  // Add a table
  createTable(subCatPart);

  // Now add all this to the document
  document.add(catPart);

  // Next section
  anchor = new Anchor("Second Chapter", catFont);
  anchor.setName("Second Chapter");

  // Second parameter is the number of the chapter
  catPart = new Chapter(new Paragraph(anchor), 1);

  subPara = new Paragraph("Subcategory", subFont);
  subCatPart = catPart.addSection(subPara);
  subCatPart.add(new Paragraph("This is a very important message"));

  // Now add all this to the document
  document.add(catPart);

 }

 private static void createTable(Section subCatPart)
   throws BadElementException {
  PdfPTable table = new PdfPTable(3);

  // t.setBorderColor(BaseColor.GRAY);
  // t.setPadding(4);
  // t.setSpacing(4);
  // t.setBorderWidth(1);

  PdfPCell c1 = new PdfPCell(new Phrase("Table Header 1"));
  c1.setHorizontalAlignment(Element.ALIGN_CENTER);
  table.addCell(c1);

  c1 = new PdfPCell(new Phrase("Table Header 2"));
  c1.setHorizontalAlignment(Element.ALIGN_CENTER);
  table.addCell(c1);

  c1 = new PdfPCell(new Phrase("Table Header 3"));
  c1.setHorizontalAlignment(Element.ALIGN_CENTER);
  table.addCell(c1);
  table.setHeaderRows(1);

  table.addCell("1.0");
  table.addCell("1.1");
  table.addCell("1.2");
  table.addCell("2.1");
  table.addCell("2.2");
  table.addCell("2.3");

  subCatPart.add(table);

 }

 private static void createList(Section subCatPart) {
  List list = new List(true, false, 10);
  list.add(new ListItem("First point"));
  list.add(new ListItem("Second point"));
  list.add(new ListItem("Third point"));
  subCatPart.add(list);
 }

 private static void addEmptyLine(Paragraph paragraph, int number) {
  for (int i = 0; i < number; i++) {
   paragraph.add(new Paragraph(" "));
  }
 }
}

7 comments:

  1. nice....blog but i want to draw a line

    ReplyDelete
  2. how to use this code in android to generate pdf file on Button click and to store in external memory.

    ReplyDelete
  3. Thank you Dost.

    your information is useful at right time.

    God bless you.

    ReplyDelete
  4. this tutorial is not for android

    ReplyDelete
  5. this tutorial is not for android

    ReplyDelete
  6. This comment has been removed by the author.

    ReplyDelete