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Java > Open Source Codes > org > apache > batik > parser > AngleHandler


1 /*
2
3    Copyright 2000 The Apache Software Foundation
4
5    Licensed under the Apache License, Version 2.0 (the "License");
6    you may not use this file except in compliance with the License.
7    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 package org.apache.batik.parser;
19
20 /**
21  * This interface must be implemented and then registred as the
22  * handler of a <code>AngleParser</code> instance in order to be
23  * notified of parsing events.
24  *
25  * @author <a HREF="mailto:stephane@hillion.org">Stephane Hillion</a>
26  * @version $Id: AngleHandler.java,v 1.3 2004/08/18 07:14:46 vhardy Exp $
27  */
28 public interface AngleHandler {
29     /**
30      * Invoked when the angle attribute parsing starts.
31      * @exception ParseException if an error occured while processing the angle
32      */
33     void startAngle() throws ParseException;
34
35     /**
36      * Invoked when a float value has been parsed.
37      * @exception ParseException if an error occured while processing the angle
38      */
39     void angleValue(float v) throws ParseException;
40
41     /**
42      * Invoked when 'deg' has been parsed.
43      * @exception ParseException if an error occured while processing the angle
44      */
45     void deg() throws ParseException;
46
47     /**
48      * Invoked when 'grad' has been parsed.
49      * @exception ParseException if an error occured while processing the angle
50      */
51     void grad() throws ParseException;
52
53     /**
54      * Invoked when 'rad' has been parsed.
55      * @exception ParseException if an error occured while processing the angle
56      */
57     void rad() throws ParseException;
58
59     /**
60      * Invoked when the angle attribute parsing ends.
61      * @exception ParseException if an error occured while processing the angle
62      */
63     void endAngle() throws ParseException;
64 }
65
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