mirror of
https://github.com/zxing/zxing.git
synced 2024-11-13 22:44:09 -08:00
f0e371d622
Added zoom functionality + autofocus + automatic detection (at the immediate previous version the user had to press a button to initiate decoding). git-svn-id: https://zxing.googlecode.com/svn/trunk@1925 59b500cc-1b3d-0410-9834-0bbf25fbcc57
115 lines
3.8 KiB
C++
115 lines
3.8 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2011 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.
|
|
**
|
|
** $QT_BEGIN_LICENSE:BSD$
|
|
** 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 QCAMERAEXAMPLE_H
|
|
#define QCAMERAEXAMPLE_H
|
|
|
|
#include <QtGui>
|
|
|
|
// Multimedia API in QtMobility API
|
|
// Unlike the other APIs in Qt Mobility,
|
|
// the Multimedia API is not in the QtMobility namespace "QTM_USE_NAMESPACE"
|
|
#include <QCamera>
|
|
#include <QCameraImageCapture>
|
|
#include <QCameraFocus>
|
|
|
|
// QtMobility API
|
|
//#include <QSystemScreenSaver>
|
|
//QTM_USE_NAMESPACE
|
|
|
|
#include "myvideosurface.h"
|
|
#include "button.h"
|
|
|
|
|
|
class QCameraControllerWidget: public QWidget, public VideoIF
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
QCameraControllerWidget(QWidget *parent = 0);
|
|
~QCameraControllerWidget();
|
|
|
|
void paintEvent(QPaintEvent*);
|
|
void mousePressEvent(QMouseEvent *);
|
|
|
|
void updateVideo();
|
|
|
|
|
|
public slots:
|
|
void enableCamera();
|
|
void lockStatusChanged(QCamera::LockStatus status, QCamera::LockChangeReason reason);
|
|
void searchAndLock();
|
|
void captureImage();
|
|
void onImageCaptured(int id, const QImage &preview);
|
|
void error(QCamera::Error);
|
|
void redirectImageSignalFromVideoFinder(QImage image);
|
|
|
|
void onStateChanged(QCamera::State state) ;
|
|
void onZoomIn();
|
|
void onZoomOut();
|
|
|
|
|
|
signals:
|
|
void imageCaptured(QImage image);
|
|
|
|
private:
|
|
QWidget* m_videoWidget;
|
|
QWidget* zoomButtons;
|
|
QCamera* m_camera;
|
|
QCameraImageCapture* m_stillImageCapture;
|
|
|
|
QStackedWidget* m_stackedWidget;
|
|
Button* zoomIn;
|
|
Button* zoomOut;
|
|
QImage m_capturedImage;
|
|
QString m_imageName;
|
|
QString m_focusMessage;
|
|
bool m_focusing;
|
|
QString m_phoneNumber;
|
|
|
|
|
|
bool pictureCaptured;
|
|
bool showViewFinder;
|
|
MyVideoSurface* m_myVideoSurface;
|
|
QCameraFocus* cameraFocus;
|
|
};
|
|
|
|
#endif // QCAMERA_H
|