/*
* $Id$
*
* 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.general.copystamp;
import java.io.FileOutputStream;
import com.lowagie.text.LwgDocument;
import com.lowagie.text.LwgRectangle;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfImportedPage;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfWriter;
/**
* Reads the pages of an existing PDF file and puts 2 pages from the existing doc
* into one of the new doc.
*/
public class TwoOnOne {
/**
* Reads the pages of an existing PDF file and puts 2 pages from the existing doc
* into one of the new doc.
* @param args no arguments needed
*/
public static void main(String[] args) {
System.out.println("Import pages as images");
try {
// we create a reader for a certain document
PdfReader reader = new PdfReader("ChapterSection.pdf");
// we retrieve the total number of pages
int n = reader.getNumberOfPages();
// we retrieve the size of the first page
LwgRectangle psize = reader.getPageSize(1);
float width = psize.getHeight();
float height = psize.getWidth();
// step 1: creation of a document-object
LwgDocument document = new LwgDocument(new LwgRectangle(width, height));
// step 2: we create a writer that listens to the document
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2on1.pdf"));
// step 3: we open the document
document.open();
// step 4: we add content
PdfContentByte cb = writer.getDirectContent();
int i = 0;
int p = 0;
while (i < n) {
document.newPage();
p++;
i++;
PdfImportedPage page1 = writer.getImportedPage(reader, i);
cb.addTemplate(page1, .5f, 0, 0, .5f, 60, 120);
if (i < n) {
i++;
PdfImportedPage page2 = writer.getImportedPage(reader, i);
cb.addTemplate(page2, .5f, 0, 0, .5f, width / 2 + 60, 120);
}
BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
cb.beginText();
cb.setFontAndSize(bf, 14);
cb.showTextAligned(PdfContentByte.ALIGN_CENTER, "page " + p + " of " + ((n / 2) + (n % 2 > 0? 1 : 0)), width / 2, 40, 0);
cb.endText();
}
// step 5: we close the document
document.close();
}
catch (Exception de) {
de.printStackTrace();
}
}
}