1/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2/* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
5 *
6 * For more information on this interface please see
7 * http://dev.w3.org/2006/webapi/DOM-Level-3-Events/html/DOM3-Events.html
8 *
9 * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
10 * liability, trademark and document use rules apply.
11 */
12
13[Constructor(DOMString type, optional WheelEventInit eventInitDict)]
14interface WheelEvent : MouseEvent
15{
16  const unsigned long DOM_DELTA_PIXEL = 0x00;
17  const unsigned long DOM_DELTA_LINE  = 0x01;
18  const unsigned long DOM_DELTA_PAGE  = 0x02;
19
20  readonly attribute double        deltaX;
21  readonly attribute double        deltaY;
22  readonly attribute double        deltaZ;
23  readonly attribute unsigned long deltaMode;
24
25};
26
27dictionary WheelEventInit : MouseEventInit
28{
29  double deltaX = 0;
30  double deltaY = 0;
31  double deltaZ = 0;
32  unsigned long deltaMode = 0;
33};
34