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-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain
-** additional rights. These rights are described in the Nokia Qt LGPL
-** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at http://www.qtsoftware.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef GESTURERECOGNIZERLINJAZAX_H
-#define GESTURERECOGNIZERLINJAZAX_H
-
-#include <QList>
-#include <QPoint>
-#include <QString>
-#include <QGesture>
-#include <QGestureRecognizer>
-
-#include "linjazaxgesture.h"
-
-struct Direction
-{
- QString direction;
- QPoint point;
-
- Direction(QString dir, const QPoint &pt)
- : direction(dir), point(pt) { }
- Direction()
- : direction() { }
-
- inline bool isEmpty() const { return direction.isEmpty(); }
- inline bool isNull() const { return direction.isEmpty(); }
-};
-typedef QList<Direction> DirectionList;
-
-class DirectionSimpleRecognizer
-{
-public:
- DirectionSimpleRecognizer();
- Direction addPosition(const QPoint &pos);
- DirectionList getDirections() const;
- void reset();
-
-private:
- QPoint lastPoint;
- DirectionList directions;
-};
-
-class GestureRecognizerLinjaZax : public QGestureRecognizer
-{
- Q_OBJECT
-public:
- GestureRecognizerLinjaZax();
-
- QGestureRecognizer::Result filterEvent(const QEvent *event);
- QGesture* getGesture();
-
- void reset();
-
-private:
- void internalReset();
-
- QPoint pressedPos;
- QPoint lastPos;
- QPoint currentPos;
- bool mousePressed;
- bool gestureFinished;
- QString lastDirections;
- QString currentDirection;
- DirectionSimpleRecognizer simpleRecognizer;
- LinjaZaxGesture::ZoomState zoomState;
-};
-
-#endif