1 /*
2 * $Id: PdfImportedPage.java 3527 2008-07-06 15:34:38Z blowagie $
3 *
4 * Copyright 2001, 2002 Paulo Soares
5 *
6 * The contents of this file are subject to the Mozilla Public License Version 1.1
7 * (the "License"); you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at http://www.mozilla.org/MPL/
9 *
10 * Software distributed under the License is distributed on an "AS IS" basis,
11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 * for the specific language governing rights and limitations under the License.
13 *
14 * The Original Code is 'iText, a free JAVA-PDF library'.
15 *
16 * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
17 * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
18 * All Rights Reserved.
19 * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
20 * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
21 *
22 * Contributor(s): all the names of the contributors are added in the source code
23 * where applicable.
24 *
25 * Alternatively, the contents of this file may be used under the terms of the
26 * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
27 * provisions of LGPL are applicable instead of those above. If you wish to
28 * allow use of your version of this file only under the terms of the LGPL
29 * License and not to allow others to use your version of this file under
30 * the MPL, indicate your decision by deleting the provisions above and
31 * replace them with the notice and other provisions required by the LGPL.
32 * If you do not delete the provisions above, a recipient may use your version
33 * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
34 *
35 * This library is free software; you can redistribute it and/or modify it
36 * under the terms of the MPL as stated above or under the terms of the GNU
37 * Library General Public License as published by the Free Software Foundation;
38 * either version 2 of the License, or any later version.
39 *
40 * This library is distributed in the hope that it will be useful, but WITHOUT
41 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
42 * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
43 * details.
44 *
45 * If you didn't download this code from the following link, you should check if
46 * you aren't using an obsolete version:
47 * http://www.lowagie.com/iText/
48 */
49
50 package com.lowagie.text.pdf;
51 import java.io.IOException;
52
53 import com.lowagie.text.DocumentException;
54 import com.lowagie.text.Image;
55
56 /** Represents an imported page.
57 *
58 * @author Paulo Soares (psoares@consiste.pt)
59 */
60 public class PdfImportedPage extends com.lowagie.text.pdf.PdfTemplate {
61
62 PdfReaderInstance readerInstance;
63 int pageNumber;
64
65 PdfImportedPage(PdfReaderInstance readerInstance, PdfWriter writer, int pageNumber) {
66 this.readerInstance = readerInstance;
67 this.pageNumber = pageNumber;
68 thisReference = writer.getPdfIndirectReference();
69 bBox = readerInstance.getReader().getPageSize(pageNumber);
70 setMatrix(1, 0, 0, 1, -bBox.getLeft(), -bBox.getBottom());
71 type = TYPE_IMPORTED;
72 }
73
74 /** Reads the content from this <CODE>PdfImportedPage</CODE>-object from a reader.
75 *
76 * @return self
77 *
78 */
79 public PdfImportedPage getFromReader() {
80 return this;
81 }
82
83 public int getPageNumber() {
84 return pageNumber;
85 }
86
87
88 /** Always throws an error. This operation is not allowed.
89 * @param image dummy
90 * @param a dummy
91 * @param b dummy
92 * @param c dummy
93 * @param d dummy
94 * @param e dummy
95 * @param f dummy
96 * @throws DocumentException dummy */
97 public void addImage(Image image, float a, float b, float c, float d, float e, float f) throws DocumentException {
98 throwError();
99 }
100
101 /** Always throws an error. This operation is not allowed.
102 * @param template dummy
103 * @param a dummy
104 * @param b dummy
105 * @param c dummy
106 * @param d dummy
107 * @param e dummy
108 * @param f dummy */
109 public void addTemplate(PdfTemplate template, float a, float b, float c, float d, float e, float f) {
110 throwError();
111 }
112
113 /** Always throws an error. This operation is not allowed.
114 * @return dummy */
115 public PdfContentByte getDuplicate() {
116 throwError();
117 return null;
118 }
119
120 /**
121 * Gets the stream representing this page.
122 *
123 * @param compressionLevel the compressionLevel
124 * @return the stream representing this page
125 * @since 2.1.3 (replacing the method without param compressionLevel)
126 */
127 PdfStream getFormXObject(int compressionLevel) throws IOException {
128 return readerInstance.getFormXObject(pageNumber, compressionLevel);
129 }
130
131 public void setColorFill(PdfSpotColor sp, float tint) {
132 throwError();
133 }
134
135 public void setColorStroke(PdfSpotColor sp, float tint) {
136 throwError();
137 }
138
139 PdfObject getResources() {
140 return readerInstance.getResources(pageNumber);
141 }
142
143 /** Always throws an error. This operation is not allowed.
144 * @param bf dummy
145 * @param size dummy */
146 public void setFontAndSize(BaseFont bf, float size) {
147 throwError();
148 }
149
150 void throwError() {
151 throw new RuntimeException("Content can not be added to a PdfImportedPage.");
152 }
153
154 PdfReaderInstance getPdfReaderInstance() {
155 return readerInstance;
156 }
157 }
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