diff options
Diffstat (limited to 'src/main/java/com/lowagie/tools/plugins/ReversePages.java')
| -rw-r--r-- | src/main/java/com/lowagie/tools/plugins/ReversePages.java | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/tools/plugins/ReversePages.java b/src/main/java/com/lowagie/tools/plugins/ReversePages.java new file mode 100644 index 0000000..52b3053 --- /dev/null +++ b/src/main/java/com/lowagie/tools/plugins/ReversePages.java @@ -0,0 +1,180 @@ +/*
+ * $Id: ReversePages.java,v 1.3 2005/11/29 21:05:02 blowagie Exp $
+ * $Name: $
+ *
+ * Copyright 2005 by Bruno Lowagie and anonymous.
+ *
+ * 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 com.lowagie.text.Document;
+import com.lowagie.text.pdf.PRAcroForm;
+import com.lowagie.text.pdf.PdfCopy;
+import com.lowagie.text.pdf.PdfImportedPage;
+import com.lowagie.text.pdf.PdfReader;
+import com.lowagie.tools.arguments.FileArgument;
+import com.lowagie.tools.arguments.PdfFilter;
+import com.lowagie.tools.arguments.ToolArgument;
+
+/**
+ * This tool lets you take pages from an existing PDF and copy them in reverse order into a new PDF.
+ */
+public class ReversePages
+ extends AbstractTool {
+
+ static {
+ addVersion(
+ "$Id: ReversePages.java,v 1.3 2005/11/29 21:05:02 blowagie Exp $");
+ }
+
+ /**
+ * Constructs a ReversePages object.
+ */
+ public ReversePages() {
+ menuoptions = MENU_EXECUTE | MENU_EXECUTE_SHOW;
+ arguments.add(new FileArgument(this, "srcfile",
+ "The file you want to reorder", false,
+ new PdfFilter()));
+ arguments.add(new FileArgument(this, "destfile",
+ "The file to which the reordered version of the original PDF has to be written", true,
+ new PdfFilter()));
+ }
+
+ /**
+ * @see com.lowagie.tools.plugins.AbstractTool#createFrame()
+ */
+ protected void createFrame() {
+ internalFrame = new JInternalFrame("ReversePages", true, false, true);
+ internalFrame.setSize(300, 80);
+ internalFrame.setJMenuBar(getMenubar());
+ System.out.println("=== ReversePages 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");
+
+ // we create a reader for a certain document
+ PdfReader reader = new PdfReader(src.getAbsolutePath());
+ System.out.println("The original file had " + reader.getNumberOfPages() +
+ " pages.");
+ int pages = reader.getNumberOfPages();
+ java.util.ArrayList li=new java.util.ArrayList();
+ for(int i=pages;i>0;i--){
+ li.add(new Integer(i));
+ }
+ reader.selectPages(li);
+
+ System.err.println("The new file has " + pages + " pages.");
+ Document document = new Document(reader.getPageSizeWithRotation(1));
+ PdfCopy copy = new PdfCopy(document,
+ new FileOutputStream(dest.getAbsolutePath()));
+ document.open();
+ PdfImportedPage page;
+ for (int i = 0; i < pages; ) {
+ ++i;
+ System.out.println("Processed page " + i);
+ page = copy.getImportedPage(reader, i);
+ copy.addPage(page);
+ }
+
+ PRAcroForm form = reader.getAcroForm();
+ if (form != null) {
+ copy.copyAcroForm(reader);
+ }
+ document.close();
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ /**
+ * @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
+ }
+
+ /**
+ * Take pages from an existing PDF and copy them in reverse order into a new PDF.
+ * @param args
+ */
+ public static void main(String[] args) {
+ ReversePages tool = new ReversePages();
+ 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");
+ }
+}
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