/*

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

* All rights reserved.

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU Lesser General Public License as published by

* the Free Software Foundation, version 2.1 of the License.

* 

* This program 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 Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public License

* along with this program.  If not, 

* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".

*

* 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_ */