/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pdfbox.examples.util;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.common.PDStream;
import org.apache.pdfbox.pdmodel.encryption.InvalidPasswordException;
import org.apache.pdfbox.util.PDFTextStripper;
import org.apache.pdfbox.text.TextPosition;
import java.io.IOException;
import org.apache.pdfbox.pdmodel.encryption.StandardDecryptionMaterial;
/**
* This is an example on how to get some x/y coordinates of text.
*
* Usage: java org.apache.pdfbox.examples.util.PrintTextLocations <input-pdf>
*
* @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a>
* @version $Revision: 1.7 $
*/
public class PrintTextLocations extends PDFTextStripper
{
/**
* Default constructor.
*
* @throws IOException If there is an error loading text stripper properties.
*/
public PrintTextLocations() throws IOException
{
super.setSortByPosition( true );
}
/**
* This will print the documents data.
*
* @param args The command line arguments.
*
* @throws Exception If there is an error parsing the document.
*/
public static void main( String[] args ) throws Exception
{
if( args.length != 1 )
{
usage();
}
else
{
PDDocument document = null;
try
{
document = PDDocument.load( args[0] );
if( document.isEncrypted() )
{
try
{
StandardDecryptionMaterial sdm = new StandardDecryptionMaterial("");
document.openProtection(sdm);
}
catch( InvalidPasswordException e )
{
System.err.println( "Error: Document is encrypted with a password." );
System.exit( 1 );
}
}
PrintTextLocations printer = new PrintTextLocations();
int pageNum = 0;
for( PDPage page : document.getPages() )
{
pageNum++;
System.out.println( "Processing page: " + pageNum );
PDStream contents = page.getStream();
if( contents != null )
{
printer.processPage(page);
}
}
}
finally
{
if( document != null )
{
document.close();
}
}
}
}
/**
* A method provided as an event interface to allow a subclass to perform
* some specific functionality when text needs to be processed.
*
* @param text The text to be processed
*/
protected void processTextPosition( TextPosition text )
{
System.out.println( "String[" + text.getXDirAdj() + "," +
text.getYDirAdj() + " fs=" + text.getFontSize() + " xscale=" +
text.getXScale() + " height=" + text.getHeightDir() + " space=" +
text.getWidthOfSpace() + " width=" +
text.getWidthDirAdj() + "]" + text.getUnicode() );
}
/**
* This will print the usage for this document.
*/
private static void usage()
{
System.err.println( "Usage: java org.apache.pdfbox.examples.pdmodel.PrintTextLocations <input-pdf>" );
}
}