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Java > Open Source Codes > com > lowagie > tools > plugins > Txt2Pdf


1 /*
2  * $Id: Txt2Pdf.java,v 1.2 2005/04/06 12:08:19 blowagie Exp $
3  * $Name: $
4  *
5  * Copyright 2005 by Bruno Lowagie.
6  *
7  * The contents of this file are subject to the Mozilla Public License Version 1.1
8  * (the "License"); you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at http://www.mozilla.org/MPL/
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the License.
14  *
15  * The Original Code is 'iText, a free JAVA-PDF library'.
16  *
17  * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
18  * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
19  * All Rights Reserved.
20  * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
21  * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
22  *
23  * Contributor(s): all the names of the contributors are added in the source code
24  * where applicable.
25  *
26  * Alternatively, the contents of this file may be used under the terms of the
27  * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
28  * provisions of LGPL are applicable instead of those above. If you wish to
29  * allow use of your version of this file only under the terms of the LGPL
30  * License and not to allow others to use your version of this file under
31  * the MPL, indicate your decision by deleting the provisions above and
32  * replace them with the notice and other provisions required by the LGPL.
33  * If you do not delete the provisions above, a recipient may use your version
34  * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
35  *
36  * This library is free software; you can redistribute it and/or modify it
37  * under the terms of the MPL as stated above or under the terms of the GNU
38  * Library General Public License as published by the Free Software Foundation;
39  * either version 2 of the License, or any later version.
40  *
41  * This library is distributed in the hope that it will be useful, but WITHOUT
42  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
43  * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
44  * details.
45  *
46  * If you didn't download this code from the following link, you should check if
47  * you aren't using an obsolete version:
48  * http://www.lowagie.com/iText/
49  */
50 package com.lowagie.tools.plugins;
51
52 import java.io.BufferedReader;
53 import java.io.File;
54 import java.io.FileOutputStream;
55 import java.io.FileReader;
56
57 import javax.swing.JInternalFrame;
58 import javax.swing.JOptionPane;
59
60 import com.lowagie.text.Document;
61 import com.lowagie.text.Font;
62 import com.lowagie.text.FontFactory;
63 import com.lowagie.text.PageSize;
64 import com.lowagie.text.Paragraph;
65 import com.lowagie.text.Rectangle;
66 import com.lowagie.text.pdf.PdfWriter;
67 import com.lowagie.tools.arguments.FileArgument;
68 import com.lowagie.tools.arguments.OptionArgument;
69 import com.lowagie.tools.arguments.PdfFilter;
70 import com.lowagie.tools.arguments.ToolArgument;
71
72 /**
73  * Converts a monospaced txt file to a PDF file.
74  */
75 public class Txt2Pdf extends AbstractTool {
76     /**
77      * Constructs a Tiff2Pdf object.
78      */
79     public Txt2Pdf() {
80         menuoptions = MENU_EXECUTE | MENU_EXECUTE_SHOW | MENU_EXECUTE_PRINT_SILENT;
81         arguments.add(new FileArgument(this, "srcfile", "The file you want to convert", false));
82         arguments.add(new FileArgument(this, "destfile", "The file to which the converted text has to be written", true, new PdfFilter()));
83         OptionArgument oa1 = new OptionArgument(this, "pagesize", "Pagesize");
84         oa1.addOption("A4", "A4");
85         oa1.addOption("Letter", "LETTER");
86         arguments.add(oa1);
87         OptionArgument oa2 = new OptionArgument(this, "orientation", "Orientation of the page");
88         oa2.addOption("Portrait", "PORTRAIT");
89         oa2.addOption("Landscape", "LANDSCAPE");
90         arguments.add(oa2);
91     }
92
93     /**
94      * @see com.lowagie.tools.plugins.AbstractTool#createFrame()
95      */
96     protected void createFrame() {
97         internalFrame = new JInternalFrame("Txt2Pdf", true, true, true);
98         internalFrame.setSize(300, 80);
99         internalFrame.setJMenuBar(getMenubar());
100     }
101
102     /**
103      * @see com.lowagie.tools.plugins.AbstractTool#execute()
104      */
105     public void execute() {
106         try {
107             String line = null;
108             Document document;
109             Font f;
110             Rectangle pagesize;
111             if ("LETTER".equals(getValue("pagesize"))) {
112                 pagesize = PageSize.LETTER;
113             }
114             else {
115                 pagesize = PageSize.A4;
116             }
117             if ("LANDSCAPE".equals(getValue("orientation"))) {
118                 f = FontFactory.getFont(FontFactory.COURIER, 10);
119                 document = new Document(pagesize.rotate(), 36, 9, 36, 36);
120             }
121             else {
122                 f = FontFactory.getFont(FontFactory.COURIER, 11);
123                 document = new Document(pagesize, 72, 36, 36, 36);
124             }
125             BufferedReader in = new BufferedReader(new FileReader((File)getValue("srcfile")));
126             PdfWriter.getInstance(document, new FileOutputStream((File)getValue("destfile")));
127             document.open();
128             while ((line = in.readLine()) != null) {
129                 document.add(new Paragraph(12, line, f));
130             }
131             document.close();
132         } catch (Exception e) {
133             JOptionPane.showMessageDialog(internalFrame,
134                     e.getMessage(),
135                     e.getClass().getName(),
136                     JOptionPane.ERROR_MESSAGE);
137             System.err.println(e.getMessage());
138         }
139     }
140
141     /**
142      * @see com.lowagie.tools.plugins.AbstractTool#valueHasChanged(com.lowagie.tools.arguments.ToolArgument)
143      */
144     public void valueHasChanged(ToolArgument arg) {
145         if (internalFrame == null) {
146             // if the internal frame is null, the tool was called from the commandline
147 return;
148         }
149         // represent the changes of the argument in the internal frame
150 }
151
152     
153     /**
154      * Converts a tiff file to PDF.
155      * @param args
156      */
157     public static void main(String[] args) {
158         Txt2Pdf tool = new Txt2Pdf();
159         if (args.length < 2) {
160             System.err.println(tool.getUsage());
161         }
162         tool.setArguments(args);
163         tool.execute();
164     }
165
166     /**
167      * @see com.lowagie.tools.plugins.AbstractTool#getDestPathPDF()
168      */
169     protected File getDestPathPDF() throws InstantiationException {
170         return (File)getValue("destfile");
171     }
172 }
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