diff -r 000000000000 -r 1918ee327afb examples/gestures/imagegestures/imagewidget.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/examples/gestures/imagegestures/imagewidget.h Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** 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 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 IMAGEWIDGET_H +#define IMAGEWIDGET_H + +#include +#include +#include + +QT_BEGIN_NAMESPACE +class QGestureEvent; +class QPanGesture; +class QPinchGesture; +class QSwipeGesture; +QT_END_NAMESPACE + +//! [class definition begin] +class ImageWidget : public QWidget +{ + Q_OBJECT + +public: + ImageWidget(QWidget *parent = 0); + void openDirectory(const QString &path); + +protected: + bool event(QEvent *event); + void paintEvent(QPaintEvent *event); + void resizeEvent(QResizeEvent *event); + void mouseDoubleClickEvent(QMouseEvent *event); + +private: + bool gestureEvent(QGestureEvent *event); + void panTriggered(QPanGesture*); + void pinchTriggered(QPinchGesture*); + void swipeTriggered(QSwipeGesture*); +//! [class definition begin] + + void updateImage(); + QImage loadImage(const QString &fileName); + void loadImage(); + void goNextImage(); + void goPrevImage(); + void goToImage(int index); + + QString path; + QStringList files; + int position; + + QImage prevImage, nextImage; + QImage currentImage; + + float horizontalOffset; + float verticalOffset; + float rotationAngle; + float scaleFactor; +//! [class definition end] +}; +//! [class definition end] + +#endif