/******************************************************************************** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** 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 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 SCRIBBLEAREA_H#define SCRIBBLEAREA_H#include <QColor>#include <QImage>#include <QPoint>#include <QWidget>//! [0]class ScribbleArea : public QWidget{ Q_OBJECTpublic: ScribbleArea(QWidget *parent = 0); bool openImage(const QString &fileName); bool saveImage(const QString &fileName, const char *fileFormat); bool isModified() const { return modified; }public slots: void clearImage(); void print();protected: void paintEvent(QPaintEvent *event); void resizeEvent(QResizeEvent *event); bool event(QEvent *event);private: void resizeImage(QImage *image, const QSize &newSize); bool modified; QList<QColor> myPenColors; QImage image;};//! [0]#endif