/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#ifndef QSTMHOVERINGGESTURERECOGNISER_H_

#define QSTMHOVERINGGESTURERECOGNISER_H_

#include <qstmgestureengine_if.h>

#include <qstmgesture_if.h>

#include <qstmgesturelistener_if.h>

namespace qstmGesture

{

/*!

 * Recognise hovering gesture.

 * If the EMove distance from previous is short enough, then

 * we assume hovering gesture.  If the previous UI event is ETouch, EHold or EMove

 * and the distance is short enough the gesture takes control.

 */

class QStm_HoveringGestureRecogniser : public QStm_GestureRecogniser

{

public:

    static const QStm_GestureUid KUid = EGestureUidHover;

    virtual ~QStm_HoveringGestureRecogniser();

    virtual QStm_GestureRecognitionState recognise(int numOfActiveStreams, QStm_GestureEngineIf* ge) ;

    virtual void release(QStm_GestureEngineIf* ge) ;

    virtual QStm_GestureUid gestureUid() const { return KUid; }

    void setHoveringSpeed(float aSpeed) /*__SOFTFP */;

    QStm_HoveringGestureRecogniser(QStm_GestureListenerIf* listener) ;

private:

    bool m_hovering ;

    float m_hoveringspeed ;

};

}

#endif /* QSTMHOVERINGGESTURERECOGNISER_H_ */