/*
* This file is part of the DOM implementation for KDE.
*
* Copyright (C) 2001 Peter Kelly (pmk@post.com)
* Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
* Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
* Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef WheelEvent_h
#define WheelEvent_h
#include "MouseRelatedEvent.h"
namespace WebCore {
// extension: mouse wheel event
class WheelEvent : public MouseRelatedEvent {
public:
WheelEvent();
WheelEvent(float wheelDeltaX, float wheelDeltaY, AbstractView*,
int screenX, int screenY, int pageX, int pageY,
bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
void initWheelEvent(int wheelDeltaX, int wheelDeltaY, AbstractView*,
int screenX, int screenY, int pageX, int pageY,
bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
int wheelDelta() const { if (m_wheelDeltaY == 0) return m_wheelDeltaX; return m_wheelDeltaY; }
int wheelDeltaX() const { return m_wheelDeltaX; }
int wheelDeltaY() const { return m_wheelDeltaY; }
// Needed for Objective-C legacy support
bool isHorizontal() const { return m_wheelDeltaX; }
private:
virtual bool isWheelEvent() const;
int m_wheelDeltaX;
int m_wheelDeltaY;
};
} // namespace WebCore
#endif // WheelEvent_h