OffDocumentItem


1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  /* $Id: OffDocumentItem.java 426576 2006-07-28 15:44:37Z jeremias $ */
19   
20  package org.apache.fop.area;
21  
22  /**
23   * Interface for objects that are processed by the renderer outside
24   * of the actual document.
25   * An object implementing this interface can be handled by the renderer according to these
26   * possibilities: IMMEDIATELY, AFTER_PAGE or END_OF_DOC.
27   */
28  public interface OffDocumentItem {
29  
30      /**
31       * Process this extension immediately when
32       * being handled by the area tree.
33       */
34      int IMMEDIATELY = 0;
35  
36      /**
37       * Process this extension after the next page is rendered
38       * or prepared when being handled by the area tree.
39       */
40      int AFTER_PAGE = 1;
41  
42      /**
43       * Process this extension at the end of the document once
44       * all pages have been fully rendered.
45       */
46      int END_OF_DOC = 2;
47  
48      
49      /**
50       * Get an indicator of when this item should be processed
51       * @return int constant (IMMEDIATELY, AFTER_PAGE, END_OF_DOC)
52       */
53      int getWhenToProcess();
54  
55      /**
56       * Return a human-readable name for this ODI (for error messages, etc.)
57       * @return String name of ODI
58       */
59      String   getName();
60      
61  }
62
A to Z: JavaDoc & Examples Daily Java News & Articles Open Source Projects Open Source Codes Free Computer Books Remove Frame
Popular Tags