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@ -7,12 +7,21 @@ QImage QRCodeImageProvider::genQrImage(const QString &id, QSize *size)
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using namespace qrcodegen;
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QrCode qrcode = QrCode::encodeText(id.toStdString().c_str(), QrCode::Ecc::MEDIUM);
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QImage img = QImage(qrcode.size, qrcode.size, QImage::Format_Mono);
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for (int y = 0; y < qrcode.size; ++y)
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for (int x = 0; x < qrcode.size; ++x)
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img.setPixel(x, y, !qrcode.getModule(x, y)); // 1 is black, not "255/white"
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unsigned int black = 0;
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unsigned int white = 1;
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unsigned int borderSize = 4;
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unsigned int imageSize = qrcode.size + (2 * borderSize);
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QImage img = QImage(imageSize, imageSize, QImage::Format_Mono);
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for (unsigned int y = 0; y < imageSize; ++y)
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for (unsigned int x = 0; x < imageSize; ++x)
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if ((x < borderSize) || (x >= imageSize - borderSize) || (y < borderSize) || (y >= imageSize - borderSize))
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img.setPixel(x, y, white);
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else
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img.setPixel(x, y, qrcode.getModule(x - borderSize, y - borderSize) ? black : white);
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if (size)
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*size = QSize(qrcode.size, qrcode.size);
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*size = QSize(imageSize, imageSize);
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return img;
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}
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