C#利用Graphics类绘制进阶--绘制二维码

效果图:


利用Gma.QrCodeNet.Encoding.dll文件进行绘制

下载地址:https://download.csdn.net/download/horseroll/10445288   也可以自行百度下载

使用方法:

public Image getqrcode(string content)
{
    var encoder = new QrEncoder(ErrorCorrectionLevel.M);
    QrCode qrCode = encoder.Encode(content);
    GraphicsRenderer render = new GraphicsRenderer(new FixedModuleSize(12, QuietZoneModules.Two), Brushes.Black, Brushes.White);
    DrawingSize dSize = render.SizeCalculator.GetSize(qrCode.Matrix.Width);
    Bitmap map = new Bitmap(dSize.CodeWidth, dSize.CodeWidth);
    Graphics g = Graphics.FromImage(map);
    render.Draw(g, qrCode.Matrix);
    return map;
}

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转载自blog.csdn.net/horseroll/article/details/80498233
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