/******************************************************************************** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** Contact: Nokia Corporation (qt-info@nokia.com)**** This file is part of the demonstration applications 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 Technology Preview License Agreement accompanying** this package.**** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** If you have questions regarding the use of this file, please contact** Nokia at qt-info@nokia.com.****************** $QT_END_LICENSE$******************************************************************************/#ifndef VIEW_H#define VIEW_H#include <QFrame>QT_FORWARD_DECLARE_CLASS(QGraphicsView)QT_FORWARD_DECLARE_CLASS(QLabel)QT_FORWARD_DECLARE_CLASS(QSlider)QT_FORWARD_DECLARE_CLASS(QToolButton)class View : public QFrame{ Q_OBJECTpublic: View(const QString &name, QWidget *parent = 0); QGraphicsView *view() const;private slots: void resetView(); void setResetButtonEnabled(); void setupMatrix(); void toggleOpenGL(); void toggleAntialiasing(); void print(); void zoomIn(); void zoomOut(); void rotateLeft(); void rotateRight();private: QGraphicsView *graphicsView; QLabel *label; QToolButton *openGlButton; QToolButton *antialiasButton; QToolButton *printButton; QToolButton *resetButton; QSlider *zoomSlider; QSlider *rotateSlider;};#endif