/*
* 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 QSTMTOUCHGESTURERECOGNISER_H_
#define QSTMTOUCHGESTURERECOGNISER_H_

#include <qstmgestureengine_if.h>
#include <qstmgesture_if.h>
#include <qstmgesturelistener_if.h>

namespace qstmGesture
{

/*!
 * QStm_TouchGestureRecogniser handles touch "gesture".  The purpose is to inform the app
 * that a touch has happened.  The gesture is never owned, since most of the gestures start with touch.
 * The app may define the area where to watch the gestures, or it can define empty area:
 * then the touch is recognised inside the window.
 *
 */
class QStm_TouchGestureRecogniser : public QStm_GestureRecogniser
{
public:
    static const QStm_GestureUid KUid = EGestureUidTouch;

    virtual ~QStm_TouchGestureRecogniser();

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

    virtual QStm_GestureUid gestureUid() const { return KUid; }

    void setArea(const QRect& theArea) ;

    QStm_TouchGestureRecogniser(QStm_GestureListenerIf* listener) ;

private:
    QRect m_area ;
};

} // namespace

#endif /* QSTMTOUCHGESTURERECOGNISER_H_ */