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fixed QR image generation in retina display mode

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This commit is contained in:
Luis Ángel San Martín 2016-03-20 20:03:40 +01:00
parent 20e56b2e13
commit a60d3dffd8
1 changed files with 7 additions and 4 deletions
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11
YACReaderLibrary/server_config_dialog.cpp
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@ -85,8 +85,8 @@ ServerConfigDialog::ServerConfigDialog(QWidget * parent)
qrCodeImage = new QPixmap();
qrCode = new QLabel(this);
qrCode->move(64, 112);
qrCode->setFixedSize(200,200);
qrCode->setScaledContents(true);
qrCode->setFixedSize(200,200);
qrCode->setScaledContents(true);
QLabel * title1 = new QLabel(tr("Server connectivity information"),this);
title1->move(332, 61);
@ -287,8 +287,9 @@ void ServerConfigDialog::generateQR(const QString & serverAddress)
{
qrCode->clear();
qrGenerator = new QProcess();
QStringList attributes;
attributes << "-o" << "-" /*QCoreApplication::applicationDirPath()+"/utils/tmp.png"*/ << "-s" << "8" << "-l" << "H" << "-m" << "0" << serverAddress;
QStringList attributes;
int pixels = devicePixelRatio() * 8;
attributes << "-o" << "-" /*QCoreApplication::applicationDirPath()+"/utils/tmp.png"*/ << "-s" << QString::number(pixels) << "-l" << "H" << "-m" << "0" << serverAddress;
connect(qrGenerator,SIGNAL(finished(int,QProcess::ExitStatus)),this,SLOT(updateImage(void)));
connect(qrGenerator,SIGNAL(error(QProcess::ProcessError)),this,SLOT(openingError(QProcess::ProcessError))); //TODO: implement openingError
#if defined Q_OS_UNIX && !defined Q_OS_MAC
@ -312,6 +313,8 @@ void ServerConfigDialog::updateImage()
pMask.fill( QColor(66, 66, 66) );
pMask.setMask( p.createMaskFromColor( Qt::white ) );
pMask.setDevicePixelRatio(devicePixelRatio());
*qrCodeImage = pMask;
qrCode->setPixmap(*qrCodeImage);