/*
* $Id$
* $Name$
*
* Copyright 2002 by Bruno Lowagie
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999-2006 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000-2006 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library 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. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.tools;
import java.io.FileOutputStream;
import com.lowagie.text.error_messages.MessageLocalization;
import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.PageSize;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfImportedPage;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfWriter;
/**
* Takes an existing PDF file and makes handouts.
* @since 2.1.1 (renamed to follow Java naming conventions)
*/
public class HandoutPdf extends java.lang.Object {
/**
* Makes handouts based on an existing PDF file.
* @param args the command line arguments
*/
public static void main (String args[]) {
if (args.length != 3) {
System.err.println("arguments: srcfile destfile pages");
}
else {
try {
int pages = Integer.parseInt(args[2]);
if (pages < 2 || pages > 8) {
throw new DocumentException(MessageLocalization.getComposedMessage("you.can.t.have.1.pages.on.one.page.minimum.2.maximum.8", pages));
}
float x1 = 30f;
float x2 = 280f;
float x3 = 320f;
float x4 = 565f;
float[] y1 = new float[pages];
float[] y2 = new float[pages];
float height = (778f - (20f * (pages - 1))) / pages;
y1[0] = 812f;
y2[0] = 812f - height;
for (int i = 1; i < pages; i++) {
y1[i] = y2[i - 1] - 20f;
y2[i] = y1[i] - height;
}
// we create a reader for a certain document
PdfReader reader = new PdfReader(args[0]);
// we retrieve the total number of pages
int n = reader.getNumberOfPages();
System.out.println("There are " + n + " pages in the original file.");
// step 1: creation of a document-object
Document document = new Document(PageSize.A4);
// step 2: we create a writer that listens to the document
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(args[1]));
// step 3: we open the document
document.open();
PdfContentByte cb = writer.getDirectContent();
PdfImportedPage page;
int rotation;
int i = 0;
int p = 0;
// step 4: we add content
while (i < n) {
i++;
Rectangle rect = reader.getPageSizeWithRotation(i);
float factorx = (x2 - x1) / rect.getWidth();
float factory = (y1[p] - y2[p]) / rect.getHeight();
float factor = (factorx < factory ? factorx : factory);
float dx = (factorx == factor ? 0f : ((x2 - x1) - rect.getWidth() * factor) / 2f);
float dy = (factory == factor ? 0f : ((y1[p] - y2[p]) - rect.getHeight() * factor) / 2f);
page = writer.getImportedPage(reader, i);
rotation = reader.getPageRotation(i);
if (rotation == 90 || rotation == 270) {
cb.addTemplate(page, 0, -factor, factor, 0, x1 + dx, y2[p] + dy + rect.getHeight() * factor);
}
else {
cb.addTemplate(page, factor, 0, 0, factor, x1 + dx, y2[p] + dy);
}
cb.setRGBColorStroke(0xC0, 0xC0, 0xC0);
cb.rectangle(x3 - 5f, y2[p] - 5f, x4 - x3 + 10f, y1[p] - y2[p] + 10f);
for (float l = y1[p] - 19; l > y2[p]; l -= 16) {
cb.moveTo(x3, l);
cb.lineTo(x4, l);
}
cb.rectangle(x1 + dx, y2[p] + dy, rect.getWidth() * factor, rect.getHeight() * factor);
cb.stroke();
System.out.println("Processed page " + i);
p++;
if (p == pages) {
p = 0;
document.newPage();
}
}
// step 5: we close the document
document.close();
}
catch(Exception e) {
System.err.println(e.getClass().getName() + ": " + e.getMessage());
}
}
}
}