| /* |
| |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| |
| */ |
| package org.apache.batik.gvt.event; |
| |
| import org.apache.batik.gvt.GraphicsNode; |
| |
| /** |
| * An event which indicates that a mouse whwel action occurred in a graphics |
| * node. |
| * |
| * @author <a href="mailto:cam%40mcc%2eid%2eau">Cameron McCormack</a> |
| * @version $Id$ |
| */ |
| public class GraphicsNodeMouseWheelEvent extends GraphicsNodeInputEvent { |
| |
| /** |
| * The id for the "mouseWheelMoved" event. |
| */ |
| public static final int MOUSE_WHEEL = 600; |
| |
| /** |
| * Indicates the number of wheel notches have been moved. |
| * Positive for scrolling up/left, negative for down/right. |
| */ |
| protected int wheelDelta; |
| |
| /** |
| * Constructs a new graphics node mouse wheel event. |
| * @param source the graphics node where the event originated |
| * @param id the id of this event |
| * @param when the time the event occurred |
| * @param wheelDelta the number of clicks |
| */ |
| public GraphicsNodeMouseWheelEvent(GraphicsNode source, int id, |
| long when, int modifiers, int lockState, |
| int wheelDelta) { |
| super(source, id, when, modifiers, lockState); |
| this.wheelDelta = wheelDelta; |
| } |
| |
| /** |
| * Returns the number of clicks the wheel has been moved. |
| */ |
| public int getWheelDelta() { |
| return wheelDelta; |
| } |
| } |