diff options
Diffstat (limited to 'src/main/java/com/lowagie/tools/plugins/Burst.java')
| -rw-r--r-- | src/main/java/com/lowagie/tools/plugins/Burst.java | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/tools/plugins/Burst.java b/src/main/java/com/lowagie/tools/plugins/Burst.java new file mode 100644 index 0000000..1aca12a --- /dev/null +++ b/src/main/java/com/lowagie/tools/plugins/Burst.java @@ -0,0 +1,140 @@ +/*
+ * $Id: Burst.java,v 1.8 2005/11/29 21:05:02 blowagie Exp $
+ * $Name: $
+ *
+ * This code is free software. It may only be copied or modified
+ * if you include the following copyright notice:
+ *
+ * This class by Mark Thompson. Copyright (c) 2002 Mark Thompson.
+ *
+ * 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@list.sourceforge.net
+ */
+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.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.LabelAccessory;
+import com.lowagie.tools.arguments.PdfFilter;
+import com.lowagie.tools.arguments.ToolArgument;
+
+/**
+ * This tool lets you split a PDF in several separate PDF files (1 per page).
+ */
+public class Burst extends AbstractTool {
+
+ static {
+ addVersion("$Id: Burst.java,v 1.8 2005/11/29 21:05:02 blowagie Exp $");
+ }
+
+ /**
+ * Constructs a Burst object.
+ */
+ public Burst() {
+ FileArgument f = new FileArgument(this, "srcfile", "The file you want to split", false, new PdfFilter());
+ f.setLabel(new LabelAccessory());
+ arguments.add(f);
+ }
+
+ /**
+ * @see com.lowagie.tools.plugins.AbstractTool#createFrame()
+ */
+ protected void createFrame() {
+ internalFrame = new JInternalFrame("Burst", true, false, true);
+ internalFrame.setSize(300, 80);
+ internalFrame.setJMenuBar(getMenubar());
+ System.out.println("=== Burst 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");
+ File directory = src.getParentFile();
+ String name = src.getName();
+ name = name.substring(0, name.lastIndexOf("."));
+ // 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();
+ int digits = 1 + (n / 10);
+ System.out.println("There are " + n + " pages in the original file.");
+ Document document;
+ int pagenumber;
+ String filename;
+ for (int i = 0; i < n; i++) {
+ pagenumber = i + 1;
+ filename = String.valueOf(pagenumber);
+ while (filename.length() < digits) filename = "0" + filename;
+ filename = "_" + filename + ".pdf";
+ // step 1: creation of a document-object
+ document = new Document(reader.getPageSizeWithRotation(pagenumber));
+ // step 2: we create a writer that listens to the document
+ PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(directory, name + filename)));
+ // step 3: we open the document
+ document.open();
+ PdfContentByte cb = writer.getDirectContent();
+ PdfImportedPage page = writer.getImportedPage(reader, pagenumber);
+ int rotation = reader.getPageRotation(pagenumber);
+ if (rotation == 90 || rotation == 270) {
+ cb.addTemplate(page, 0, -1f, 1f, 0, 0, reader.getPageSizeWithRotation(pagenumber).height());
+ }
+ else {
+ cb.addTemplate(page, 1f, 0, 0, 1f, 0, 0);
+ }
+ // step 5: we close the document
+ 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
+ }
+
+
+ /**
+ * Divide PDF file into pages.
+ * @param args
+ */
+ public static void main(String[] args) {
+ Burst tool = new Burst();
+ if (args.length < 1) {
+ System.err.println(tool.getUsage());
+ }
+ tool.setArguments(args);
+ tool.execute();
+ }
+
+ /**
+ * @see com.lowagie.tools.plugins.AbstractTool#getDestPathPDF()
+ */
+ protected File getDestPathPDF() throws InstantiationException {
+ throw new InstantiationException("There is more than one destfile.");
+ }
+}
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