Initial import of release 2.2.REL-2.2@923

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c

1 files changed, 232 insertions, 0 deletions

diff --git a/src/main/java/com/lowagie/tools/plugins/Handouts.java b/src/main/java/com/lowagie/tools/plugins/Handouts.java
new file mode 100644
index 0000000..fed8788
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/Handouts.java
@@ -0,0 +1,232 @@
+/*

+ * $Id: Handouts.java,v 1.7 2005/11/29 21:05:02 blowagie Exp $

+ * $Name:  $

+ *

+ * Copyright 2005 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, 2000, 2001, 2002 by Bruno Lowagie.

+ * All Rights Reserved.

+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer

+ * are Copyright (C) 2000, 2001, 2002 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.plugins;

+

+import java.io.File;

+import java.io.FileOutputStream;

+

+import javax.swing.JInternalFrame;

+import javax.swing.JOptionPane;

+

+import com.lowagie.text.Document;

+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;

+import com.lowagie.tools.arguments.FileArgument;

+import com.lowagie.tools.arguments.OptionArgument;

+import com.lowagie.tools.arguments.PdfFilter;

+import com.lowagie.tools.arguments.ToolArgument;

+

+/**

+ * Generates a PDF file that is useable as Handout.

+ */

+public class Handouts extends AbstractTool {

+

+	static {

+		addVersion("$Id: Handouts.java,v 1.7 2005/11/29 21:05:02 blowagie Exp $");

+	}

+

+	/**

+	 * Constructs a Handouts object.

+	 */

+	public Handouts() {

+		arguments.add(new FileArgument(this, "srcfile", "The file you want to convert", false, new PdfFilter()));

+		arguments.add(new FileArgument(this, "destfile", "The file to which the Handout has to be written", true, new PdfFilter()));

+		OptionArgument oa = new OptionArgument(this, "pages", "The number of pages you want on one handout page");

+		oa.addOption("2 pages on 1", "2");

+		oa.addOption("3 pages on 1", "3");

+		oa.addOption("4 pages on 1", "4");

+		oa.addOption("5 pages on 1", "5");

+		oa.addOption("6 pages on 1", "6");

+		oa.addOption("7 pages on 1", "7");

+		oa.addOption("8 pages on 1", "8");

+		arguments.add(oa);

+	}

+

+	/**

+	 * @see com.lowagie.tools.plugins.AbstractTool#createFrame()

+	 */

+	protected void createFrame() {

+		internalFrame = new JInternalFrame("Handouts", true, false, true);

+		internalFrame.setSize(300, 80);

+		internalFrame.setJMenuBar(getMenubar());

+		System.out.println("=== Handouts OPENED ===");

+	}

+

+	/**

+	 * @see com.lowagie.tools.plugins.AbstractTool#execute()

+	 */

+	public void execute() {

+		try {

+			if (getValue("srcfile") == null) throw new InstantiationException("You need to choose a sourcefile");

+			File src = (File)getValue("srcfile");

+			if (getValue("destfile") == null) throw new InstantiationException("You need to choose a destination file");

+			File dest = (File)getValue("destfile");

+			int pages;

+			try {

+				pages = Integer.parseInt((String) getValue("pages"));

+			}

+			catch(Exception e) {

+				pages = 4;

+			}

+

+			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(src.getAbsolutePath());

+			// 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(dest));

+			// 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.width();

+				float factory = (y1[p] - y2[p]) / rect.height();

+				float factor = (factorx < factory ? factorx : factory);

+				float dx = (factorx == factor ? 0f : ((x2 - x1) - rect.width() * factor) / 2f);

+				float dy = (factory == factor ? 0f : ((y1[p] - y2[p]) - rect.height() * 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.height() * 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.width() * factor, rect.height() * 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) {

+        	JOptionPane.showMessageDialog(internalFrame,

+        		    e.getMessage(),

+        		    e.getClass().getName(),

+        		    JOptionPane.ERROR_MESSAGE);

+            System.err.println(e.getMessage());

+		}

+	}

+

+	/**

+	 * @see com.lowagie.tools.plugins.AbstractTool#valueHasChanged(com.lowagie.tools.arguments.ToolArgument)

+	 */

+	public void valueHasChanged(ToolArgument arg) {

+		if (internalFrame == null) {

+			// if the internal frame is null, the tool was called from the commandline

+			return;

+		}

+		// represent the changes of the argument in the internal frame

+	}

+

+

+    /**

+     * Converts a PDF file to a PDF file useable as Handout.

+     * @param args

+     */

+	public static void main(String[] args) {

+    	Handouts tool = new Handouts();

+    	if (args.length < 2) {

+    		System.err.println(tool.getUsage());

+    	}

+    	tool.setArguments(args);

+        tool.execute();

+	}

+

+	/**

+	 * @see com.lowagie.tools.plugins.AbstractTool#getDestPathPDF()

+	 */

+	protected File getDestPathPDF() throws InstantiationException {

+		return (File)getValue("destfile");

+	}

+}