MouseMoveEvent


1   /*
2    *    Copyright 2004 Dusty Phillips
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  package com.buchuki.ensmer.input.event;
17  
18  import java.awt.event.*;
19  
20  /**
21   * Represents a MouseMovement in any direction. It can model an event that
22   * has occured or an event that can occur. If no actual event is represented,
23   * getInputEvent() will return null;
24   *
25   * @author Dusty Phillips [dusty@buchuki.com]
26   */
27  public class MouseMoveEvent extends EnsmerMouseEvent {
28  
29      /**
30       * Create a MouseMoveEvent. 
31       */
32      public MouseMoveEvent() {
33          super();
34      }
35  
36      /**
37       * Create a MouseMoveEvent with a reference to the actual MouseEvent that
38       * occured. This constructor is used when an actual InputEvent has been
39       * generated. The button is retrieved from the event itself.
40       *
41       * @param event an InputEvent that was generated
42       */
43      public MouseMoveEvent(MouseEvent event) {
44          super(event);
45      }
46  
47      /**
48       * Determine if this event is equal to another object. Two events are
49       * equal if they have the same class in this case. 
50       *
51       * @param obj the object to compare to
52       * @return true if the object is equal to this object
53       */
54      @Override  
55      public boolean equals(Object   obj) {
56          return getClass().equals(obj.getClass());
57      }
58  
59      /**
60       * Determine the hashcode for this event. Events will not likely be
61       * hashed, but this keeps the equals() contract.
62       *
63       * @return the hashCode for this object
64       */
65      @Override  
66      public int hashCode() {
67          return getClass().hashCode();
68      }
69  
70  }
71
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