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Java > Open Source Codes > org > apache > cocoon > components > elementprocessor > impl > poi > hssf > elements > EP_Orientation


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package org.apache.cocoon.components.elementprocessor.impl.poi.hssf.elements;
18
19 import org.apache.cocoon.components.elementprocessor.types.NumericResult;
20
21 import java.io.IOException JavaDoc;
22
23 /**
24  * No-op implementation of ElementProcessor to handle the
25  * "orientation" tag
26  *
27  * This element has no attributes and contains a string describing the
28  * print orientation (landscape or portrait)
29  *
30  *
31  * @author Marc Johnson (marc_johnson27591@hotmail.com)
32  * @author Victor Skladovs (skladov@his.de)
33  * @version CVS $Id: EP_Orientation.java 37191 2004-08-30 10:15:06Z antonio $
34  */
35 public class EP_Orientation extends BaseElementProcessor {
36     private NumericResult _print_orientation;
37
38     /**
39      * constructor
40      */
41     public EP_Orientation() {
42         super(null);
43         _print_orientation = null;
44     }
45
46     /**
47      * @return print orientation (always one of the values in
48      * PrintOrientation)
49      *
50      * @exception IOException
51      */
52     int getPrintOrientation() throws IOException JavaDoc {
53         if (_print_orientation == null) {
54             _print_orientation =
55                 PrintOrientation.extractPrintOrientation(this.getData());
56         }
57         return _print_orientation.intValue();
58     }
59
60      /**
61      * Setup the orientation:
62      * @exception IOException
63      */
64     public void endProcessing() throws IOException JavaDoc{
65         this.getSheet().setOrientation(getPrintOrientation() == 1 ? false : true);
66     }
67
68 } // end public class EP_Orientation
69
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