KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > pdfbox > util > operator > MoveTextSetLeading


1 /**
2  * Copyright (c) 2004, www.pdfbox.org
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice,
9  * this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  * 3. Neither the name of pdfbox; nor the names of its
14  * contributors may be used to endorse or promote products derived from this
15  * software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
24  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
26  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  * http://www.pdfbox.org
29  *
30  */

31 package org.pdfbox.util.operator;
32
33 import java.io.IOException JavaDoc;
34 import java.util.ArrayList JavaDoc;
35 import java.util.List JavaDoc;
36 import org.pdfbox.cos.COSFloat;
37 import org.pdfbox.cos.COSNumber;
38 import org.pdfbox.util.PDFOperator;
39
40 /**
41  *
42  * <p>Titre : PDFEngine Modification.</p>
43  * <p>Description : Structal modification of the PDFEngine class :
44  * the long sequence of conditions in processOperator is remplaced by
45  * this strategy pattern</p>
46  * <p>Copyright : Copyright (c) 2004</p>
47  * <p>Société : DBGS</p>
48  * @author Huault : huault@free.fr
49  * @version $Revision: 1.5 $
50  */

51 public class MoveTextSetLeading extends OperatorProcessor
52 {
53
54     /**
55      * process : TD Move text position and set leading.
56      * @param operator The operator that is being executed.
57      * @param arguments List
58      *
59      * @throws IOException If there is an error during processing.
60      */

61     public void process(PDFOperator operator, List JavaDoc arguments) throws IOException JavaDoc
62     {
63         //move text position and set leading
64
COSNumber y = (COSNumber)arguments.get( 1 );
65         
66         ArrayList JavaDoc args = new ArrayList JavaDoc();
67         args.add(new COSFloat(-1*y.floatValue()));
68         context.processOperator("TL", args);
69         context.processOperator("Td", arguments);
70
71     }
72 }
73
Popular Tags