diff options
Diffstat (limited to 'src/main/java/com/lowagie/tools/handout_pdf.java')
| -rw-r--r-- | src/main/java/com/lowagie/tools/handout_pdf.java | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/tools/handout_pdf.java b/src/main/java/com/lowagie/tools/handout_pdf.java new file mode 100644 index 0000000..3ae590f --- /dev/null +++ b/src/main/java/com/lowagie/tools/handout_pdf.java @@ -0,0 +1,122 @@ +/*
+ * $Id: handout_pdf.java,v 1.17 2004/12/14 10:59:06 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 Bruno Lowagie. Copyright (c) 2002 Bruno Lowagie.
+ *
+ * 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@lowagie.com
+ */
+
+/**
+ * This class demonstrates how to splot a PDF file using iText.
+ * @author Bruno Lowagie
+ */
+package com.lowagie.tools;
+
+import java.io.*;
+
+import com.lowagie.text.*;
+import com.lowagie.text.pdf.*;
+
+/**
+ * Takes an existing PDF file and makes handouts.
+ */
+public class handout_pdf 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("You can't have " + pages + " pages on one page (minimum 2; maximum 8).");
+ }
+
+ 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.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) {
+ System.err.println(e.getClass().getName() + ": " + e.getMessage());
+ }
+ }
+ }
+}
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