ginebra2/WebTouchNavigation.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 04 May 2010 12:39:35 +0300
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#ifndef __WEBTOUCHNAVIGATION_H__
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#define __WEBTOUCHNAVIGATION_H__
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#include "qstmgestureevent.h"
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#include "KineticHelper.h"
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#include <QLineEdit>
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class QGraphicsWebView;
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class QWebPage;
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class QWebFrame;
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namespace GVA {
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class WebTouchNavigation;
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class DecelEdit : public QLineEdit
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{
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    Q_OBJECT
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public:
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    DecelEdit(WebTouchNavigation* nav);
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    ~DecelEdit() {};
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public slots:
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    void setDecel();
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private:    
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    WebTouchNavigation* m_nav;
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};
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class WebTouchNavigation : public QObject, 
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                           public KineticScrollable
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{
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    Q_OBJECT
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public:
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    WebTouchNavigation(QGraphicsWebView* view);
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    virtual ~WebTouchNavigation();
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    void handleQStmGesture(QStm_Gesture* gesture);
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    //from KineticScrollable
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    void scrollTo(QPoint& pos);    
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    QPoint getScrollPosition();
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    QPoint getInitialPosition();
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    QPointF getInitialSpeed();
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private:
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    void doTap(QStm_Gesture* gesture);
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    void doPan(QStm_Gesture* gesture);
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    void doFlick(QStm_Gesture* gesture);
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    void doTouch(QStm_Gesture* gesture);
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    void stopScrolling();
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    QPointF mapFromGlobal(const QPointF& gpos);
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public slots:
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    void pan();    
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private:    
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    QTimer* m_scrollTimer;
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	QPoint  m_scrollDelta;
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	bool    m_scrolling;
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    QPointF m_kineticSpeed;
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    QGraphicsWebView* m_view;
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    QWebPage*         m_webPage;
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    QWebFrame* m_frame;
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    KineticHelper* m_kinetic;
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    DecelEdit*   m_decelEdit;
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    friend class DecelEdit;
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};
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}
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#endif //__WEBTOUCHNAVIGATION_H__
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