qzxing/examples/QQrDecoder/QQrDecoder.cpp

68 lines
2.8 KiB
C++

/****************************************************************************
**
** Trolltech hereby grants a license to use the Qt/Eclipse Integration
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**
** Qt Designer is licensed under the terms of the GNU General Public
** License versions 2.0 and 3.0 ("GPL License"). Trolltech offers users the
** right to use certain no GPL licensed software under the terms of its GPL
** Exception version 1.2 (http://trolltech.com/products/qt/gplexception).
**
** THIS SOFTWARE IS PROVIDED BY TROLLTECH AND ITS CONTRIBUTORS (IF ANY) "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."
**
** Since we now have the GPL exception I think that the "special exception
** is no longer needed. The license text proposed above (other than the
** special exception portion of it) is the BSD license and we have added
** the BSD license as a permissible license under the exception.
**
****************************************************************************/
#include "QQrDecoder.h"
#include <QFileDialog>
#include <QGraphicsView>
#include <QPainter>
#include <QPoint>
#include <QPixmap>
#include <QMessageBox>
#include <QDebug>
QQrDecoder::QQrDecoder(QWidget *parent): QMainWindow(parent), decoder(QZXing::DecoderFormat_QR_CODE)
{
ui.setupUi(this);
connect(ui.centralwidget, SIGNAL(imageCaptured(QImage)), this, SLOT(decodeImage(QImage)));
connect(&decoder, SIGNAL(tagFound(QString)), this, SLOT(reportTagFound(QString)));
//by default all decoders available are enabled
//decoder.setDecoder( QZXing::DecoderFormat_DATA_MATRIX);
//decoder.setDecoder( QZXing::DecoderFormat_Aztec );
}
QQrDecoder::~QQrDecoder()
{
}
void QQrDecoder::decodeImage(QImage originalImage)
{
qDebug() << "Start of decoding";
decoder.decodeImage(originalImage,640, 640, false);
qDebug() << "End of decoding";
ui.retranslateUi(this);
}
void QQrDecoder::reportTagFound(QString tag)
{
QMessageBox::information((QWidget*)ui.centralwidget, QString("Decoding result") ,tag);
}