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sethLabels/glbarcode/BarcodeQrcode.cpp
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2026-01-13 19:19:42 -05:00

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C++

// BarcodeQrcode.cpp
//
// Copyright (C) 2013-2026 Jaye Evins <evins@snaught.com>
//
// This file is part of glbarcode++.
//
// glbarcode++ is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// glbarcode++ is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with glbarcode++. If not, see <http://www.gnu.org/licenses/>.
//
#if HAVE_QRENCODE
#include "BarcodeQrcode.hpp"
#include "qrencode.hpp"
namespace glbarcode
{
/*
* Static Qrcode barcode creation method
*/
Barcode* BarcodeQrcode::create( void )
{
return new BarcodeQrcode();
}
/*
* Qrcode data validation, implements Barcode2dBase::validate()
*/
bool BarcodeQrcode::validate( const std::string& rawData )
{
if ( rawData.size() == 0 )
{
return false;
}
return true;
}
/*
* Qrcode data encoding, implements Barcode2dBase::encode()
*/
bool BarcodeQrcode::encode( const std::string& cookedData, Matrix<bool>& encodedData )
{
QRcode *qrcode = QRcode_encodeString( cookedData.c_str(), 0, QR_ECLEVEL_M, QR_MODE_8, 1 );
if ( qrcode == NULL )
{
return false;
}
int w = qrcode->width;
encodedData.resize( w, w );
for ( int iy = 0; iy < w; iy++ )
{
for ( int ix = 0; ix < w; ix++ )
{
encodedData[iy][ix] = qrcode->data[ iy*w + ix ] & 0x01;
}
}
QRcode_free( qrcode );
QRcode_clearCache();
return true;
}
}
#endif // HAVE_QRENCODE