Files
ANSLibs/QRCode/MultiFormatWriter.cpp

82 lines
2.7 KiB
C++

/*
* Copyright 2017 Huy Cuong Nguyen
*/
// SPDX-License-Identifier: Apache-2.0
#include "MultiFormatWriter.h"
#include "BitMatrix.h"
#include "aztec/AZWriter.h"
#include "datamatrix/DMWriter.h"
#include "oned/ODCodabarWriter.h"
#include "oned/ODCode128Writer.h"
#include "oned/ODCode39Writer.h"
#include "oned/ODCode93Writer.h"
#include "oned/ODEAN13Writer.h"
#include "oned/ODEAN8Writer.h"
#include "oned/ODITFWriter.h"
#include "oned/ODUPCAWriter.h"
#include "oned/ODUPCEWriter.h"
#include "pdf417/PDFWriter.h"
#include "qrcode/QRErrorCorrectionLevel.h"
#include "qrcode/QRWriter.h"
#include "Utf.h"
#include <stdexcept>
namespace ZXing {
BitMatrix
MultiFormatWriter::encode(const std::wstring& contents, int width, int height) const
{
auto exec0 = [&](auto&& writer) {
if (_margin >=0)
writer.setMargin(_margin);
return writer.encode(contents, width, height);
};
auto AztecEccLevel = [&](Aztec::Writer& writer, int eccLevel) { writer.setEccPercent(eccLevel * 100 / 8); };
auto Pdf417EccLevel = [&](Pdf417::Writer& writer, int eccLevel) { writer.setErrorCorrectionLevel(eccLevel); };
auto QRCodeEccLevel = [&](QRCode::Writer& writer, int eccLevel) {
writer.setErrorCorrectionLevel(static_cast<QRCode::ErrorCorrectionLevel>(--eccLevel / 2));
};
auto exec1 = [&](auto&& writer, auto setEccLevel) {
if (_encoding != CharacterSet::Unknown)
writer.setEncoding(_encoding);
if (_eccLevel >= 0 && _eccLevel <= 8)
setEccLevel(writer, _eccLevel);
return exec0(std::move(writer));
};
auto exec2 = [&](auto&& writer) {
if (_encoding != CharacterSet::Unknown)
writer.setEncoding(_encoding);
return exec0(std::move(writer));
};
switch (_format) {
case BarcodeFormat::Aztec: return exec1(Aztec::Writer(), AztecEccLevel);
case BarcodeFormat::DataMatrix: return exec2(DataMatrix::Writer());
case BarcodeFormat::PDF417: return exec1(Pdf417::Writer(), Pdf417EccLevel);
case BarcodeFormat::QRCode: return exec1(QRCode::Writer(), QRCodeEccLevel);
case BarcodeFormat::Codabar: return exec0(OneD::CodabarWriter());
case BarcodeFormat::Code39: return exec0(OneD::Code39Writer());
case BarcodeFormat::Code93: return exec0(OneD::Code93Writer());
case BarcodeFormat::Code128: return exec0(OneD::Code128Writer());
case BarcodeFormat::EAN8: return exec0(OneD::EAN8Writer());
case BarcodeFormat::EAN13: return exec0(OneD::EAN13Writer());
case BarcodeFormat::ITF: return exec0(OneD::ITFWriter());
case BarcodeFormat::UPCA: return exec0(OneD::UPCAWriter());
case BarcodeFormat::UPCE: return exec0(OneD::UPCEWriter());
default: throw std::invalid_argument(std::string("Unsupported format: ") + ToString(_format));
}
}
BitMatrix MultiFormatWriter::encode(const std::string& contents, int width, int height) const
{
return encode(FromUtf8(contents), width, height);
}
} // ZXing