1fdfc2abfe
Change-Id: I02f2c620296fcd91d4967d58767ea33fc4e1e7dc Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2012 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.
|
|
**
|
|
** $QT_BEGIN_LICENSE:BSD$
|
|
** You may use this file under the terms of the BSD license as follows:
|
|
**
|
|
** "Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions are
|
|
** met:
|
|
** * Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** * Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in
|
|
** the documentation and/or other materials provided with the
|
|
** distribution.
|
|
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
|
|
** the names of its contributors may be used to endorse or promote
|
|
** products derived from this software without specific prior written
|
|
** permission.
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
#ifndef IMAGEWIDGET_H
|
|
#define IMAGEWIDGET_H
|
|
|
|
#include <QWidget>
|
|
#include <QImage>
|
|
#include <QtWidgets>
|
|
|
|
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;
|
|
float currentStepScaleFactor;
|
|
//! [class definition end]
|
|
};
|
|
//! [class definition end]
|
|
|
|
#endif
|