protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
var content = WebUtility.GetRequestStr("s", "");
if (!content.StartsWith("http"))
content = string.Format("http://{0}:{1}{2}", Request.Url.Host, Request.Url.Port, HttpUtility.UrlDecode(content));
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = new QrCode();
if (qrEncoder.TryEncode(content, out qrCode))
{
var fCodeSize = new FixedCodeSize(500, QuietZoneModules.Two);
fCodeSize.QuietZoneModules = QuietZoneModules.Four;
GraphicsRenderer renderer = new GraphicsRenderer(fCodeSize, Brushes.Black, Brushes.White);
MemoryStream ms = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
Response.Cache.SetNoStore();
Response.ClearContent();
Response.ContentType = "image/Png";
Response.BinaryWrite(ms.ToArray());
}
}
}
private void button1_Click(object sender, EventArgs e)
{
/// generar un codigo QR para los elementos de la caja
// crear un encoder, codificador
QrEncoder Codificador = new QrEncoder( ErrorCorrectionLevel.H );
// crear un codigo QR
QrCode Codigo = new QrCode();
// generar generar un codigo apartir de datos, y pasar el codigo por referencia
Codificador.TryEncode(textBox1.Text, out Codigo);
// generar un graficador
GraphicsRenderer Renderisado = new GraphicsRenderer(new FixedCodeSize(200, QuietZoneModules.Zero), Brushes.Black, Brushes.White);
// generar un flujo de datos
MemoryStream ms = new MemoryStream();
// escribir datos en el renderizado
Renderisado.WriteToStream(Codigo.Matrix, ImageFormat.Png, ms);
// generar controles para ponerlos en el form
var ImagenQR = new Bitmap(ms);
var ImgenSalida = new Bitmap(ImagenQR, new Size(panel1.Width, panel1.Height));
// asignar la imagen al panel
panel1.BackgroundImage = ImgenSalida;
}
//[OutputCache(Duration = 60 * 60 * 24, Location = System.Web.UI.OutputCacheLocation.Downstream)]
public async Task<ActionResult> QR(string slug, int width=8)
{
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.L);
using (var db = new SportDataContext())
{
var ev = await EventService.GetEvent(slug, db);
if (ev == null)
return HttpNotFound();
var url = "http://afspb.org.ru/timeline/";
if(ev.Season!=2014)
url += ev.Season + "/";
url += ev.Slug + "/Guide";
var qrCode = encoder.Encode(url);
GraphicsRenderer dRenderer = new GraphicsRenderer(
new FixedModuleSize(width, QuietZoneModules.Two),
Brushes.Black, Brushes.White);
using(var ms = new MemoryStream())
{
dRenderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
return File(ms.ToArray(), "image/png");
}
}
}
/// <summary>
/// 生成二维码
/// </summary>
/// <param name="content">内容</param>
/// <param name="filePath">保存文件路径</param>
/// <param name="errorMessage">错误异常消息</param>
/// <returns></returns>
public static bool Generate(string content, string filePath, out string errorMessage)
{
errorMessage = string.Empty;
var qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
try
{
QrCode qrCode;
qrEncoder.TryEncode(content, out qrCode);
var renderer = new Renderer(5, Brushes.Black, Brushes.White);
if (!Directory.Exists(Path.GetDirectoryName(filePath)))
Directory.CreateDirectory(Path.GetDirectoryName(filePath));
else
{
FileInfo fileInfo = new FileInfo(filePath);
if (fileInfo.Exists)
fileInfo.Delete();
}
renderer.CreateImageFile(qrCode.Matrix, filePath, ImageFormat.Png);
return true;
}
catch (Exception ex)
{
errorMessage = ex.Message;
return false;
}
}
protected void Page_Load(object sender, EventArgs e)
{
var api = Request["Api"];
if (String.IsNullOrEmpty(api))
return;
var manager = new OAuthHelper(ConfigurationManager.AppSettings["wxappid"]);
var url = manager.BuildOAuthUrl("http://wx.taogame.com/OAuthUserInfoDemo.aspx",
api == "snsapi_base" ? OAuthScope.Base : OAuthScope.UserInfo,
api);
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode;
encoder.TryEncode(url, out qrCode);
GraphicsRenderer gRenderer = new GraphicsRenderer(
new FixedModuleSize(2, QuietZoneModules.Two),
Brushes.Black, Brushes.White);
MemoryStream ms = new MemoryStream();
gRenderer.WriteToStream(qrCode.Matrix, ImageFormat.Jpeg, ms);
Response.BinaryWrite(ms.ToArray());
}
protected void GenerateQRCode()
{
if (_borderQRCode == null || _qrCodeRect == null)
return;
if (string.IsNullOrWhiteSpace(ItemURL))
{
_borderQRCode.Visibility = Visibility.Collapsed;
return;
}
try
{
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode;
if (encoder.TryEncode(ItemURL, out qrCode))
{
DrawingBrushRenderer dRenderer = new DrawingBrushRenderer(new FixedModuleSize(2, QuietZoneModules.Two), System.Windows.Media.Brushes.Black, System.Windows.Media.Brushes.White);
System.Windows.Media.DrawingBrush dBrush = dRenderer.DrawBrush(qrCode.Matrix);
_qrCodeRect.Fill = dBrush;
_borderQRCode.Visibility = System.Windows.Visibility.Visible;
}
else
{
_borderQRCode.Visibility = System.Windows.Visibility.Collapsed;
}
}
catch
{
_borderQRCode.Visibility = System.Windows.Visibility.Collapsed;
}
}
public HttpResponseMessage QrCode(string id)
{
if (id == null) throw new ArgumentNullException("id");
if (!ValidUserIdRegex.IsMatch(id))
{
return new HttpResponseMessage(HttpStatusCode.BadRequest);
}
const int MODULE_SIZE = 12;
GraphicsRenderer renderer =
new GraphicsRenderer(new FixedModuleSize(MODULE_SIZE, QuietZoneModules.Zero));
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.L);
string content = id;
QrCode qrCode = qrEncoder.Encode(content);
MemoryStream rendered = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Gif, rendered);
HttpResponseMessage responseMessage = new HttpResponseMessage(HttpStatusCode.OK);
responseMessage.Content = new ByteArrayContent(rendered.ToArray());
responseMessage.Content.Headers.ContentType = new MediaTypeHeaderValue("image/gif");
return responseMessage;
}
public void generar(Compra compra)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = qrEncoder.Encode(compra.Id.ToString());
Renderer renderer = new Renderer(5, Brushes.Black, Brushes.White);
renderer.CreateImageFile(qrCode.Matrix, "c:/Qr" + compra.Id.ToString() + ".png", ImageFormat.Png);
}
/// <summary>
/// Encode the content with desired parameters and save the generated Matrix
/// </summary>
/// <returns>True if the encoding succeeded, false if the content is empty or too large to fit in a QR code</returns>
public bool TryEncode()
{
var encoder = new QrEncoder(Ecl);
QrCode qr;
if (!encoder.TryEncode(Content, out qr))
return false;
Matrix = qr.Matrix;
return true;
}
public Image DrawQRCode(int qrImageSize, ImageFormat imgFormat)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode = qrEncoder.Encode(this.BarCodeValue);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedCodeSize(qrImageSize, QuietZoneModules.Two), Brushes.Black, Brushes.White);
MemoryStream stream = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, imgFormat, stream);
return Image.FromStream(stream);
}
private void button1_Click(object sender, EventArgs e)
{
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.Filter = @"PNG (*.png)|*.png|Bitmap (*.bmp)|*.bmp|Encapsuled PostScript (*.eps)|*.eps|SVG (*.svg)|*.svg";
saveFileDialog.FileName = Path.GetFileName(GetFileNameProposal());
saveFileDialog.DefaultExt = "png";
if (saveFileDialog.ShowDialog() != DialogResult.OK)
{
return;
}
QrEncoder encoder = new QrEncoder();
QrCode qrCode;
byte[] byteArray = new byte[] { 34, 54, 90, 200 };
if (!encoder.TryEncode(byteArray, out qrCode))
return;
if (saveFileDialog.FileName.EndsWith("eps"))
{
BitMatrix matrix = qrCode.Matrix;
// Initialize the EPS renderer
var renderer = new EncapsulatedPostScriptRenderer(
new FixedModuleSize(6, QuietZoneModules.Two), // Modules size is 6/72th inch (72 points = 1 inch)
new FormColor(Color.Black), new FormColor(Color.White));
using (var file = File.Open(saveFileDialog.FileName, FileMode.CreateNew))
{
renderer.WriteToStream(matrix, file);
}
}
else if (saveFileDialog.FileName.EndsWith("svg"))
{
BitMatrix matrix = qrCode.Matrix;
// Initialize the EPS renderer
var renderer = new SVGRenderer(
new FixedModuleSize(6, QuietZoneModules.Two), // Modules size is 6/72th inch (72 points = 1 inch)
new FormColor(Color.FromArgb(150, 200, 200, 210)), new FormColor(Color.FromArgb(200, 255, 155, 0)));
using (var file = File.OpenWrite(saveFileDialog.FileName))
{
renderer.WriteToStream(matrix, file, false);
}
}
else
{
GraphicsRenderer gRender = new GraphicsRenderer(new FixedModuleSize(30, QuietZoneModules.Four));
BitMatrix matrix = qrCode.Matrix;
using (FileStream stream = new FileStream(saveFileDialog.FileName, FileMode.Create))
{
gRender.WriteToStream(matrix, ImageFormat.Png, stream, new Point(600, 600));
}
}
}
public static void RunSample3()
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = qrEncoder.Encode("Hello World!");
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Two), Brushes.Black, Brushes.White);
using (FileStream stream = new FileStream(@"c:\temp\HelloWorld.png", FileMode.Create))
{
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, stream);
}
}
public ActionResult QR(string id)
{
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.L);
QrCode qrCode;
encoder.TryEncode("http://mobiledev.scrzjh.com:9999/l?id=" + id.ToString(), out qrCode);
MemoryStream ms = new MemoryStream();
var render = new GraphicsRenderer(new FixedModuleSize(8, QuietZoneModules.Two));
render.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
return File(ms.GetBuffer(), "image/png");
}
public string generarQR(string codigo)
{
var qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
var qrCode = qrEncoder.Encode(codigo);
var renderer = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Two), Brushes.Black, Brushes.White);
string path = AppDomain.CurrentDomain.BaseDirectory + "tmp\\"+ codigo +"QR.png";
using (var stream = new FileStream(path, FileMode.Create))
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, stream);
return codigo+"QR.png";
}
public Image GenerateQRCode(QRCodeParameters param)
{
if (param == null) throw new ArgumentNullException();
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.L);
QrCode qrCode = encoder.Encode(param.Text);
GraphicsRenderer gRenderer = new GraphicsRenderer(new FixedModuleSize(param.Size, QuietZoneModules.Two), Brushes.Black, Brushes.White);
MemoryStream ms = new MemoryStream();
gRenderer.WriteToStream(qrCode.Matrix, param.ImageFormat, ms);
return Image.FromStream(ms);
}
public FileContentResult Show(Guid id)
{
QrEncoder enc = new QrEncoder();
QrCode code = enc.Encode(GetUrl());
Renderer renderer = new Renderer(5);
Image image = new Bitmap(256,256);
using (Graphics graphics = Graphics.FromImage(image))
renderer.Draw(graphics, code.Matrix);
byte[] imageByte = imageToByteArray(image);
string contentType = "image/png";
return File(imageByte, contentType);
}
public static void GenerateQR(string encodeString, string venueName, string branding)
{
//Ask the user for the path where the QR pdf file will be stored. If canceled, return and do nothing.
string filePath = GetSaveFilePath();
if (filePath.Equals(""))
return;
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode code = encoder.Encode(encodeString);
Renderer renderer = new Renderer(25, System.Drawing.Brushes.Black, System.Drawing.Brushes.White);
renderer.CreateImageFile(code.Matrix, IMAGE_NAME, ImageFormat.Png);
PrintToPDF(venueName, branding, filePath);
}
public recieve_litecoin()
{
InitializeComponent();
ILitecoinService litecoinService = new LitecoinService();
string a = litecoinService.GetNewAddress();
address_textBox.Text = a;
Gma.QrCodeNet.Encoding.QrEncoder Encoder = new Gma.QrCodeNet.Encoding.QrEncoder(Gma.QrCodeNet.Encoding.ErrorCorrectionLevel.H);
Gma.QrCodeNet.Encoding.QrCode Code = Encoder.Encode(a);
Bitmap TempBMP = new Bitmap(Code.Matrix.Width, Code.Matrix.Height);
for (int X = 0; X <= (Code.Matrix.Width) - 1; X++)
{
for (int Y = 0; Y <= (Code.Matrix.Height) - 1; Y++)
{
if (Code.Matrix.InternalArray[X, Y])
{
TempBMP.SetPixel(X, Y, System.Drawing.Color.Black);
}
else
{
TempBMP.SetPixel(X, Y, System.Drawing.Color.White);
}
}
}
//TempBMP.Size abc = new System.Drawing.Size(120,120);
//Console.Write(TempBMP);
//ictureBox.Image.Size =new Size(600, 700);
//empBMP.Size = new Size(TempBMP.Height,TempBMP.Width);
pictureBox.Size = new Size(100, 75);
// pictureBox.Image = TempBMP;
var imageTemp = new Bitmap(TempBMP);
var image = new Bitmap(imageTemp, new System.Drawing.Size(new System.Drawing.Point(100, 75)));
//image.Save("file.bmp", ImageFormat.Bmp);
pictureBox.Image = image;
//pictureBox.BorderStyle = BorderStyle.FixedSingle;
}
/// <summary>
/// Generates an img tag with a data uri encoded image of the QR code from the content given.
/// </summary>
/// <param name="html"></param>
/// <param name="content"></param>
/// <returns></returns>
public static IHtmlString QRCode(this HtmlHelper html, string content)
{
QrEncoder enc = new QrEncoder(ErrorCorrectionLevel.H);
var code = enc.Encode(content);
GraphicsRenderer r = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Two), Brushes.Black, Brushes.White);
using (MemoryStream ms = new MemoryStream())
{
r.WriteToStream(code.Matrix, ImageFormat.Png, ms);
byte[] image = ms.ToArray();
//otpauth://totp/MY_APP_LABEL?secret={0}
return html.Raw(string.Format(@"<img src=""data:image/png;base64,{0}"" alt=""{1}"" />", Convert.ToBase64String(image), content));
}
}
/// <summary>
/// Generates an img tag with a data uri encoded image of the QR code from the content given.
/// </summary>
/// <param name="html"></param>
/// <param name="content"></param>
/// <returns></returns>
public static IHtmlString QRCode(this HtmlHelper html, string content)
{
QrEncoder enc = new QrEncoder(ErrorCorrectionLevel.H);
var code = enc.Encode(content);
Renderer r = new Renderer(5, Brushes.Black, Brushes.White);
using (MemoryStream ms = new MemoryStream())
{
r.WriteToStream(code.Matrix, ms, ImageFormat.Png);
byte[] image = ms.ToArray();
return html.Raw(string.Format(@"<img src=""data:image/png;base64,{0}"" alt=""{1}"" />", Convert.ToBase64String(image), content));
}
}
private bool GenCode(string content, out MemoryStream ms)
{
ms = new MemoryStream();
ErrorCorrectionLevel ecl = ErrorCorrectionLevel.M;//误差水平
QuietZoneModules qzm = QuietZoneModules.Two;
int moduleSize = 12;
QrEncoder encoder = new QrEncoder(ecl);
QrCode qr;
if (encoder.TryEncode(content, out qr))//对内容进行编码，并保存生成的矩阵
{
var render = new GraphicsRenderer(new FixedModuleSize(moduleSize, qzm));
render.WriteToStream(qr.Matrix, ImageFormat.Jpeg, ms);
return true;
}
return false;
}
/// <summary>
/// Qr Code generation
/// </summary>
/// <param name="barcodeText"></param>
/// <returns></returns>
public ActionResult BarcodeImage(String barcodeText)
{
// generating a barcode here. Code is taken from QrCode.Net library
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(barcodeText, out qrCode);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(4, QuietZoneModules.Four), Brushes.Black, Brushes.White);
Stream memoryStream = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, memoryStream);
// very important to reset memory stream to a starting position, otherwise you would get 0 bytes returned
memoryStream.Position = 0;
var resultStream = new FileStreamResult(memoryStream, "image/png");
resultStream.FileDownloadName = String.Format("{0}.png", barcodeText);
return resultStream;
}
public ActionResult BarcodeImage(String barcodeText)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(barcodeText, out qrCode);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(4, QuietZoneModules.Four), Brushes.Black, Brushes.White);
Stream memoryStream = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, memoryStream);
memoryStream.Position = 0;
var resultStream = new FileStreamResult(memoryStream, "image/png");
resultStream.FileDownloadName = String.Format("{0}.png", barcodeText);
return resultStream;
}
private void btnShowQRCode_Click(object sender, EventArgs e)
{
var qrGenerator = new QrEncoder();
var qrCode = qrGenerator.Encode(_password);
var gRenderer = new GraphicsRenderer(
new FixedModuleSize(6, QuietZoneModules.Two));
using (var ms = new MemoryStream())
{
gRenderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
using (pbQrCode.Image)
{
pbQrCode.Image = new Bitmap(ms);
}
}
}
/// <summary>
/// Gets the QR code containing the data of the network component.
/// </summary>
/// <returns>The QR code image.</returns>
public Bitmap GetQRCode( )
{
QrEncoder qrEncoder = new QrEncoder( ErrorCorrectionLevel.H );
byte[ ] ipBytes = IP.GetAddressBytes( );
QrCode qrCode = qrEncoder.Encode( $"{string.Join( ",", ipBytes )},{Port}" );
const int moduleSizeInPixels = 25;
GraphicsRenderer renderer = new GraphicsRenderer( new FixedModuleSize( moduleSizeInPixels, QuietZoneModules.Two ), Brushes.Black, Brushes.White );
DrawingSize dSize = renderer.SizeCalculator.GetSize( qrCode.Matrix.Width );
Bitmap bmp = new Bitmap( dSize.CodeWidth, dSize.CodeWidth );
using ( Graphics graphics = Graphics.FromImage( bmp ) )
renderer.Draw( graphics, qrCode.Matrix );
return bmp;
}
protected void Page_Load(object sender, EventArgs e)
{
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode;
encoder.TryEncode("Test", out qrCode);
GraphicsRenderer gRenderer = new GraphicsRenderer(
new FixedModuleSize(2, QuietZoneModules.Two),
Brushes.Black, Brushes.White);
MemoryStream ms = new MemoryStream();
gRenderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
FileStream file = new FileStream("D:\\qr.png", FileMode.OpenOrCreate);
ms.WriteTo(file);
file.Flush();
file.Close();
}
public static void RunSample1()
{
Console.Write(@"Type some text to QR code: ");
string sampleText = Console.ReadLine();
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode = qrEncoder.Encode(sampleText);
for (int j = 0; j < qrCode.Matrix.Width; j++)
{
for (int i = 0; i < qrCode.Matrix.Width; i++)
{
char charToPrint = qrCode.Matrix[i, j] ? '█' : ' ';
Console.Write(charToPrint);
}
Console.WriteLine();
}
Console.WriteLine(@"Press any key to quit.");
Console.ReadKey();
}
public ActionResult BarcodeImage(string secretKey, string userName)
{
string barcodeText = string.Format("otpauth://totp/Dentco%3A%20{0}?secret={1}", userName, secretKey);
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(barcodeText, out qrCode);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedCodeSize(200, QuietZoneModules.Zero), Brushes.Black, Brushes.White);
Stream memoryStream = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, memoryStream);
memoryStream.Position = 0;
var resultStream = new FileStreamResult(memoryStream, "image/png");
resultStream.FileDownloadName = string.Format("{0}.png", barcodeText);
return resultStream;
}
public static bool GetQRCode(string CodeText,System.IO.MemoryStream ms)
{
ErrorCorrectionLevel Ecl = ErrorCorrectionLevel.M; //误差校正水平
string Content = strContent;//待编码内容
QuietZoneModules QuietZones = QuietZoneModules.Two; //空白区域
int ModuleSize = 12;//大小
var encoder = new QrEncoder(Ecl);
QrCode qr;
if (encoder.TryEncode(Content, out qr))//对内容进行编码，并保存生成的矩阵
{
var render = new GraphicsRenderer(new FixedModuleSize(ModuleSize, QuietZones));
render.WriteToStream(qr.Matrix, ImageFormat.Png, ms);
}
else
{
return false;
}
return true;
}
public void GenerateQrCodesForIds(string directory, IEnumerable<string> items)
{
QrEncoder encoder = new QrEncoder(ErrorCorrectionLevel.M);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Two), Brushes.Black, Brushes.White);
int index = 0;
foreach (var item in items)
{
QrCode qrCode = encoder.Encode(item);
using (FileStream stream = new FileStream(string.Format("{0}\\{1}.png", directory, index), FileMode.Create))
{
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, stream);
}
index++;
}
}
/// <summary>
/// 生成二维码
/// </summary>
/// <param name="code">字符串</param>
/// <param name="eSize">二维码尺寸</param>
/// <param name="img">小图</param>
/// <param name="iSize">小图尺寸</param>
/// <param name="bColor">二维码背景颜色</param>
/// <param name="fColor">二维码颜色</param>
/// <returns></returns>
public static Image GetQrcode(string code, int eSize, Image img, int iSize, Brush bColor, Brush fColor)
{
var qrcoder = new QrEncoder(ErrorCorrectionLevel.H);
var qrCode = qrcoder.Encode(code);
var render = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Four), fColor, bColor);
using (Stream stream = new MemoryStream())
{
eSize = eSize > 0 ? eSize : 200;
render.WriteToStream(qrCode.Matrix, ImageFormat.Png, stream, new Point(10, 10));
var be = new Bitmap(stream);
be = ResizeImage(be, eSize, eSize);
Graphics ge = Graphics.FromImage(be);
if (img != null)
{
iSize = iSize > 0 ? iSize : 50;
img = ResizeImage(img, iSize, iSize);
//小图白色边框
var bi = new Bitmap(iSize + 10, iSize + 10);
Graphics gi = Graphics.FromImage(bi);
gi.Clear(Color.White);
gi.DrawImage(img, 5, 5, iSize, iSize);
//将小图插入到二维码图片中
ge.DrawImage(bi, (eSize - iSize) / 2, (eSize - iSize) / 2, iSize, iSize);
}
return be;
}
}
