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diff --git a/src/main/java/com/lowagie/text/pdf/PdfShadingPattern.java b/src/main/java/com/lowagie/text/pdf/PdfShadingPattern.java
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+/*
+ * Copyright 2002 Paulo Soares
+ *
+ * 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.text.pdf;
+
+import java.io.IOException;
+/** Implements the shading pattern dictionary.
+ *
+ * @author Paulo Soares (psoares@consiste.pt)
+ */
+public class PdfShadingPattern extends PdfDictionary {
+
+    protected PdfShading shading;
+    
+    protected PdfWriter writer;
+    
+    protected float matrix[] = {1, 0, 0, 1, 0, 0};
+    
+    protected PdfName patternName;
+
+    protected PdfIndirectReference patternReference;
+
+    /** Creates new PdfShadingPattern */
+    public PdfShadingPattern(PdfShading shading) {
+        writer = shading.getWriter();
+        put(PdfName.PATTERNTYPE, new PdfNumber(2));
+        this.shading = shading;
+    }
+        
+    PdfName getPatternName() {
+        return patternName;
+    }
+
+    PdfName getShadingName() {
+        return shading.getShadingName();
+    }
+    
+    PdfIndirectReference getPatternReference() {
+        if (patternReference == null)
+            patternReference = writer.getPdfIndirectReference();
+        return patternReference;
+    }
+    
+    PdfIndirectReference getShadingReference() {
+        return shading.getShadingReference();
+    }
+    
+    void setName(int number) {
+        patternName = new PdfName("P" + number);
+    }
+    
+    void addToBody() throws IOException {
+        put(PdfName.SHADING, getShadingReference());
+        put(PdfName.MATRIX, new PdfArray(matrix));
+        writer.addToBody(this, getPatternReference());
+    }
+    
+    public void setMatrix(float matrix[]) {
+        if (matrix.length != 6)
+            throw new RuntimeException("The matrix size must be 6.");
+        this.matrix = matrix;
+    }
+    
+    public float[] getMatrix() {
+        return matrix;
+    }
+    
+    PdfShading getShading() {
+        return shading;
+    }
+    
+    ColorDetails getColorDetails() {
+        return shading.getColorDetails();
+    }
+
+}