Source Code Cross Referenced for PrintTextLocations.java in  » PDF » PDFBox-0.7.3 » org » pdfbox » examples » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » PDF » PDFBox 0.7.3 » org.pdfbox.examples.util 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /**
002:         * Copyright (c) 2005, www.pdfbox.org
003:         * All rights reserved.
004:         *
005:         * Redistribution and use in source and binary forms, with or without
006:         * modification, are permitted provided that the following conditions are met:
007:         *
008:         * 1. Redistributions of source code must retain the above copyright notice,
009:         *    this list of conditions and the following disclaimer.
010:         * 2. Redistributions in binary form must reproduce the above copyright notice,
011:         *    this list of conditions and the following disclaimer in the documentation
012:         *    and/or other materials provided with the distribution.
013:         * 3. Neither the name of pdfbox; nor the names of its
014:         *    contributors may be used to endorse or promote products derived from this
015:         *    software without specific prior written permission.
016:         *
017:         * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
018:         * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
019:         * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
020:         * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
021:         * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
022:         * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
023:         * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
024:         * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
025:         * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
026:         * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
027:         *
028:         * http://www.pdfbox.org
029:         *
030:         */package org.pdfbox.examples.util;
031:
032:        import org.pdfbox.exceptions.InvalidPasswordException;
033:
034:        import org.pdfbox.pdmodel.PDDocument;
035:        import org.pdfbox.pdmodel.PDPage;
036:        import org.pdfbox.util.PDFTextStripper;
037:        import org.pdfbox.util.TextPosition;
038:
039:        import java.io.IOException;
040:
041:        import java.util.List;
042:
043:        /**
044:         * This is an example on how to get some x/y coordinates of text.
045:         *
046:         * Usage: java org.pdfbox.examples.util.PrintTextLocations <input-pdf>
047:         *
048:         * @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a>
049:         * @version $Revision: 1.6 $
050:         */
051:        public class PrintTextLocations extends PDFTextStripper {
052:            /**
053:             * Default constructor.
054:             * 
055:             * @throws IOException If there is an error loading text stripper properties.
056:             */
057:            public PrintTextLocations() throws IOException {
058:                super .setSortByPosition(true);
059:            }
060:
061:            /**
062:             * This will print the documents data.
063:             *
064:             * @param args The command line arguments.
065:             *
066:             * @throws Exception If there is an error parsing the document.
067:             */
068:            public static void main(String[] args) throws Exception {
069:                if (args.length != 1) {
070:                    usage();
071:                } else {
072:                    PDDocument document = null;
073:                    try {
074:                        document = PDDocument.load(args[0]);
075:                        if (document.isEncrypted()) {
076:                            try {
077:                                document.decrypt("");
078:                            } catch (InvalidPasswordException e) {
079:                                System.err
080:                                        .println("Error: Document is encrypted with a password.");
081:                                System.exit(1);
082:                            }
083:                        }
084:                        PrintTextLocations printer = new PrintTextLocations();
085:                        List allPages = document.getDocumentCatalog()
086:                                .getAllPages();
087:                        for (int i = 0; i < allPages.size(); i++) {
088:                            PDPage page = (PDPage) allPages.get(i);
089:                            System.out.println("Processing page: " + i);
090:                            printer.processStream(page, page.findResources(),
091:                                    page.getContents().getStream());
092:                        }
093:                    } finally {
094:                        if (document != null) {
095:                            document.close();
096:                        }
097:                    }
098:                }
099:            }
100:
101:            /**
102:             * A method provided as an event interface to allow a subclass to perform
103:             * some specific functionality when a character needs to be displayed.
104:             *
105:             * @param text The character to be displayed.
106:             */
107:            protected void showCharacter(TextPosition text) {
108:                System.out.println("String[" + text.getX() + "," + text.getY()
109:                        + " fs=" + text.getFontSize() + " xscale="
110:                        + text.getXScale() + " height=" + text.getHeight()
111:                        + " width=" + text.getWidth() + "]"
112:                        + text.getCharacter());
113:            }
114:
115:            /**
116:             * This will print the usage for this document.
117:             */
118:            private static void usage() {
119:                System.err
120:                        .println("Usage: java org.pdfbox.examples.pdmodel.PrintTextLocations <input-pdf>");
121:            }
122:
123:        }
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