private void Scanner_OnScanResult(Result result)
{
if (!string.IsNullOrWhiteSpace(result.Text))
{
Scanner.IsAnalyzing = false; // Stop analysis until we navigate away so we don't keep reading qr codes
string code = result.Text?.Trim();
GetViewModel <ScanQrCodeViewModel>().Code = code;
QrCode.TrySetResultAndClosePage(this.navigationService, this.uiDispatcher, code);
}
}
private void OptimalSegmentCode()
{
var segments = QrSegmentAdvanced.MakeSegmentsOptimally(Text1, QrCode.Ecc.High);
var qrCode = QrCode.EncodeSegments(segments, QrCode.Ecc.High);
Assert.Same(QrCode.Ecc.High, qrCode.ErrorCorrectionLevel);
Assert.Equal(29, qrCode.Size);
Assert.Equal(0, qrCode.Mask);
Assert.Equal(Modules1, TestHelper.ToStringArray(qrCode));
}
public ActionResult Sharemoney()
{
User userInfo = SessionTool.Get <User>("user");
string spreadUrl = "http://www.jiaodai.online/Me/SpreadRegister?fromUserNo=" + userInfo.No;
string spreadQrCodeUrl = QrCode.CreateSpreadQrCode(spreadUrl, userInfo.NickName);
ViewBag.SpreadQrCodeUrl = spreadQrCodeUrl;
ViewBag.SpreadUrl = spreadUrl;
return(View());
}
private void CopyButton_Click(object sender, RoutedEventArgs e)
{
// put the QR code on the clipboard as a bitmap
var qrCode = QrCode.EncodeText(_text, ErrorCorrection);
var bitmap = QrCodeDrawing.CreateBitmapImage(qrCode, 20, BorderWidth);
var dataObject = new DataObject();
dataObject.SetData(DataFormats.Bitmap, bitmap);
Clipboard.SetDataObject(dataObject);
}
public void CalculatePenaltyRule1()
{
var qr = new QrCode(7);
qr.CalculatePenaltyRule1().Should().Be(70);
qr.Set(0, 0, true);
qr.CalculatePenaltyRule1().Should().Be(68);
qr.Set(0, 6, true);
qr.CalculatePenaltyRule1().Should().Be(66);
}
static void Main(string[] args)
{
QrCode code = new QrCode();
String ascii = code.generateAscii("test");
String base64 = code.generateBase64("test");
Console.WriteLine(ascii);
Console.WriteLine(base64);
Console.ReadLine();
}
public async Task <QrCodeDto> CreateQrCodeAsync(QrCodeDto qrCode, long participantID)
{
QrCode qrCodeParticipant = _mapper.Map <QrCode>(qrCode);
qrCodeParticipant.ParticipantID = participantID;
_context.QrCode.Add(qrCodeParticipant);
await _context.SaveChangesAsync();
return(qrCode);
}
public static void PrintCredential(object sender, PrintPageEventArgs e, JObject obj, JArray a, float w)
{
float x = 0F, y = 10, height = 0F;
Font bold = new Font("Arial", 8, FontStyle.Bold);
Font bold_10 = new Font("Arial", 10, FontStyle.Bold);
Font bold_12 = new Font("Arial", 10, FontStyle.Bold);
Font bold_14 = new Font("Arial", 14, FontStyle.Bold);
Font bold_16 = new Font("Arial", 16, FontStyle.Bold);
SolidBrush drawBrush = new SolidBrush(Color.Black);
Font regular = new Font("Arial", 8, FontStyle.Regular);
Font regular_10 = new Font("Arial", 10, FontStyle.Regular);
Font regular_12 = new Font("Arial", 11, FontStyle.Regular);
Font regular_14 = new Font("Arial", 14, FontStyle.Regular);
Font regular_16 = new Font("Arial", 16, FontStyle.Regular);
StringFormat center = new StringFormat();
center.Alignment = StringAlignment.Center;
StringFormat left = new StringFormat();
left.Alignment = StringAlignment.Near;
StringFormat right = new StringFormat();
right.Alignment = StringAlignment.Far;
string name = (string)(obj["name"]);
string lastname = (string)(obj["lastname"]);
string ci = (string)(obj["ci"]);
string qrcode = (string)(obj["qr"]);
string zone = (string)(obj["zone"]);
string id = (string)(obj["id"]);
string company = (string)(obj["company"]);
if (String.IsNullOrEmpty(qrcode))
{
qrcode = "ventickets.com";
}
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(qrcode, out qrCode);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedCodeSize(100, QuietZoneModules.Zero), Brushes.Black, Brushes.White);
MemoryStream ms = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
var img_temp = new Bitmap(ms);
var qr = new Bitmap(img_temp, new Size(new Point(60, 60)));
e.Graphics.DrawImage(qr, new Rectangle((int)w - 60, (int)Math.Ceiling(0.0F), 60, 60));
imprimir(ref e, name, regular_12, drawBrush, x, ref y, w, height, left);
imprimir(ref e, name, regular_12, drawBrush, x, ref y, w, height, left);
imprimir(ref e, "CI: " + ci, bold_12, drawBrush, x, ref y, w, height, left);
y += 10;
imprimir(ref e, zone + " - STAND 00" + id, bold, drawBrush, x, ref y, w, height, center);
imprimir(ref e, company, regular_12, drawBrush, x, ref y, w, height, center);
}
public static void GenerateQrCode(string text, string file)
{
var qrSegment = QrSegment.MakeBytes(Encoding.UTF8.GetBytes(text));
var qrCode = QrCode.EncodeSegments(new List <QrSegment>()
{
qrSegment
}, QrCode.Ecc.Low, 10, 40, 0, false);
var qrCodePng = new QrCodePng(qrCode, 5, 5);
File.WriteAllBytes(file, qrCodePng.GetBytes());
}
public int Create(string code, Guid tableID)
{
var qrCode = new QrCode();
qrCode.ID = Guid.NewGuid();
qrCode.Code = code;
qrCode.TableID = tableID;
QrCodeRepository.Add(qrCode);
RepositoryContext.Commit();
return(1);
}
private bool canSendQrCodeCmd()
{
bool successFlag = false;
if (QrCode.Contains("<EOF>"))
{
successFlag = true;
}
return(successFlag);
}
private void ShowCode(Graphics g)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.L);
QrCode qrCode = qrEncoder.Encode(str);
FixedModuleSize moduleSize = new FixedModuleSize(4, QuietZoneModules.Two);
GraphicsRenderer render = new GraphicsRenderer(moduleSize, Brushes.Black, Brushes.White);
Point mP = new Point(627, 595);//设置二维码左上角的位置
render.Draw(g, qrCode.Matrix, mP);
}
public ActionResult <byte[]> GenerateSvg([FromQuery(Name = "text")] string text,
[FromQuery(Name = "ecc")] int?ecc, [FromQuery(Name = "border")] int?borderWidth)
{
ecc = Math.Clamp(ecc ?? 1, 0, 3);
borderWidth = Math.Clamp(borderWidth ?? 3, 0, 999999);
var qrCode = QrCode.EncodeText(text, errorCorrectionLevels[(int)ecc]);
byte[] svg = Encoding.UTF8.GetBytes(qrCode.ToSvgString((int)borderWidth));
return(new FileContentResult(svg, "image/svg+xml; charset=utf-8"));
}
// leer matriz de nombres y generar su Qr
void generarQrFromTxt()
{
// crear una conexion
this.conexion = new MySqlConnection(this.cadenaConexion);
this.conexion.Open();
for (int i = 0; i < this.lineas; i++)
{
for (int j = 0; j < 1; j++)
{
// crear un encoder, codificador
QrEncoder Codificador = new QrEncoder(ErrorCorrectionLevel.H);
// crear un codigo QR
QrCode Codigo = new QrCode();
string nua = ListadoNombres[i, j];
string nombre = ListadoNombres[i, j + 1];
string com = " INSERT INTO registro ( nombre, nua ) VALUES ('" + nombre + "'," + nua + " )";
MySqlCommand comando = new MySqlCommand(com, this.conexion);
comando.ExecuteNonQuery();
// generar generar un codigo apartir de datos, y pasar el codigo por referencia
Codificador.TryEncode(nombre + " " + nua, 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(114, 114));
if (!Directory.Exists(this.rutaGuardado))
{
// crear un directorio
Directory.CreateDirectory(this.rutaGuardado);
}
ImgenSalida.Save(this.rutaGuardado + "/" + nombre + nua + ".png", System.Drawing.Imaging.ImageFormat.Png);
}
}
this.conexion.Close();
MessageBox.Show("Lectura termiada", " ", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
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 static MemoryStream QrStream(string url)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode = qrEncoder.Encode(url);
var renderer = new GraphicsRenderer(new FixedModuleSize(9, QuietZoneModules.Two));
var ms = new MemoryStream();
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Jpeg, ms);
ms.Position = 0;
return(ms);
}
public ActionResult <byte[]> GeneratePng([FromQuery(Name = "text")] string text,
[FromQuery(Name = "ecc")] int?ecc, [FromQuery(Name = "border")] int?borderWidth)
{
ecc = Math.Clamp(ecc ?? 1, 0, 3);
borderWidth = Math.Clamp(borderWidth ?? 3, 0, 999999);
var qrCode = QrCode.EncodeText(text, errorCorrectionLevels[(int)ecc]);
byte[] png = qrCode.ToPng(20, (int)borderWidth);
return(new FileContentResult(png, "image/png"));
}
private void generar_imagen_qr(string texto, string ruta_temp)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.Q);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(texto, out qrCode);
Renderer renderer = new Renderer(5, Brushes.Black, Brushes.White);
renderer.CreateImageFile(qrCode.Matrix, ruta_temp, ImageFormat.Bmp);
}
void how_to_print_page_handle(object sender, PrintPageEventArgs e)
{
int h = (int)(e.PageSettings.PrintableArea.Height);
int w = (int)(e.PageSettings.PrintableArea.Width);
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
float side = e.PageSettings.PrintableArea.Width;
side = 100; //=> 1"
if (e.PageSettings.PrintableArea.Height < e.PageSettings.PrintableArea.Width)
{
side = e.PageSettings.PrintableArea.Height;
}
float modesize = side / 100 * e.Graphics.DpiX;
QrCode qrCode = qrEncoder.Encode("0123456789");
//ISizeCalculation iSizeCal = new FixedModuleSize(2, QuietZoneModules.Zero);
// This works with the Brady on a very small label
ISizeCalculation iSizeCal = new FixedCodeSize((int)modesize - 16, QuietZoneModules.Zero);
DrawingBrushRenderer dRenderer = new DrawingBrushRenderer(iSizeCal,
System.Windows.Media.Brushes.Black, System.Windows.Media.Brushes.White);
string test = "test1";
if (test == "test1")
{
MemoryStream mem_stream = new MemoryStream();
dRenderer.WriteToStream(qrCode.Matrix, ImageFormatEnum.BMP, mem_stream);
Bitmap bitmap = new Bitmap(mem_stream);
bitmap.SetResolution(e.Graphics.DpiX, e.Graphics.DpiY);
//Graphics graphics = Graphics.FromImage(bitmap);
e.Graphics.DrawImage(bitmap, 0, 0);
}
else
{
System.Windows.Point dpipoint = new System.Windows.Point(e.Graphics.DpiX, e.Graphics.DpiY);
BitmapSource bitmapsource = dRenderer.WriteToBitmapSource(qrCode.Matrix, dpipoint);
BitmapFrame bitmapframe = BitmapFrame.Create(bitmapsource);
BitmapEncoder bitmapencoder = new BmpBitmapEncoder();
bitmapencoder.Frames.Add(bitmapframe);
MemoryStream mem_stream = new MemoryStream();
bitmapencoder.Save(mem_stream);
System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(mem_stream);
e.Graphics.DrawImage(bitmap, 0, 0);
}
}
// Create a QR code and save it as a PNG.
internal static void Main()
{
var text = "Hello, world!";
var filename = "hello-world-QR.png";
var qr = QrCode.EncodeText(text, QrCode.Ecc.Medium); // Create the QR code symbol
qr.SaveAsPng(filename, scale: 10, border: 4);
Console.WriteLine($"The QR code has been saved as {Path.GetFullPath(filename)}");
}
private string GetQrCode(string cadena)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode = qrEncoder.Encode(cadena);
MemoryStream salida = new MemoryStream();
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(2, QuietZoneModules.Two), Brushes.Black, Brushes.White);
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, salida);
salida.Close();
return(Convert.ToBase64String(salida.ToArray()));
}
/// <summary>
/// Generates the QR code
/// </summary>
/// <param name="data"></param>
/// <param name="filename"></param>
private static void GenerateQR(string data, string filename)
{
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = qrEncoder.Encode(data);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Two), Brushes.Black, Brushes.White);
using (FileStream stream = new FileStream(filename, FileMode.Create))
{
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Png, stream);
}
}
public void CalculatePenaltyRule2()
{
var qr = new QrCode(3);
qr.CalculatePenaltyRule2().Should().Be(12);
qr.Set(0, 0, true);
qr.Set(1, 1, true);
qr.Set(2, 0, true);
qr.CalculatePenaltyRule2().Should().Be(0);
qr.Set(1, 1, false);
qr.CalculatePenaltyRule2().Should().Be(6);
}
public Bitmap EncodeToImage(string str, QRCodeSaveSize saveSize)
{
QrCode qrCode = _qrEncoder.Encode(str);
GraphicsRenderer render = new GraphicsRenderer(new FixedModuleSize(Convert.ToInt32(saveSize), QuietZoneModules.Two), Brushes.Black, Brushes.White);
MemoryStream ms = new MemoryStream();
render.WriteToStream(qrCode.Matrix, ImageFormat.Png, ms);
Bitmap bitmap = new Bitmap(ms);
return(bitmap);
}
private static void Barcode_LaidOut(object sender, PlaceHolderLaidOutEventArgs e)
{
// Retrieve the image bytes from the layout data for the current record
string url = e.LayoutWriter.Data["Url"].ToString();
// Create a barcode page element from the data and set its properties
QrCode qrCode = new QrCode(url, 0, 0, 2);
// Add the barcode and a link to the placeholder's content area
e.ContentArea.Add(qrCode);
e.ContentArea.Add(new Link(0, 0, qrCode.GetSymbolWidth(), qrCode.GetSymbolHeight(), new UrlAction(url)));
}
private QrCode BitmapToBytes(Bitmap img)
{
using (MemoryStream stream = new MemoryStream())
{
img.Save(stream, System.Drawing.Imaging.ImageFormat.Jpeg);
QrCode qrCode = new QrCode
{
QrString = stream.ToArray()
};
return(qrCode);
}
}
public ActionResult QrCodex(string con)
{
return(RunAction(() =>
{
var qr = new QrCode();
var b = qr.GetQrCodeBytes(con ?? string.Empty);
this.X.context.Response.SetResponseNoCache();
return File(b, "image/Png");
}));
}
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);//如需改变二维码大小，调整12即可
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);
}
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 static void Print(List <String> photos, int angle)
{
String templatePath = null;
//if (angle == 0)
//{
if (photos.Count == 1)
{
// Photo en mode paysage par défaut
templatePath = Properties.Settings.Default.LandscapeTemplatePath;
}
else if (photos.Count == 4)
{
templatePath = Properties.Settings.Default.Landscape4Template;
}
//}
//else if (photos.Count == 1)
//{
// templatePath = Properties.Settings.Default.PortraitTemplatePath;
//}
var doc = new Document();
if (doc.Open(templatePath) != false)
{
string qrCodeString = GetQrCodeString(photos);
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode = qrEncoder.Encode(qrCodeString);
GraphicsRenderer renderer = new GraphicsRenderer(new FixedModuleSize(5, QuietZoneModules.Two), Brushes.Black, Brushes.White);
String qrCodePath = Directory.GetCurrentDirectory() + @"\qrCode.jpg";
using (FileStream stream = new FileStream(qrCodePath, FileMode.Create))
{
renderer.WriteToStream(qrCode.Matrix, ImageFormat.Jpeg, stream);
}
doc.GetObject("QrCode").SetData(0, qrCodePath, 4);
for (var i = 0; i < photos.Count; i++)
{
doc.GetObject("Photo" + i).SetData(0, photos[i], 4);
}
doc.SetPrinter("Brother QL-500", false);
doc.Printer.GetInstalledPrinters();
doc.SetMediaById(doc.Printer.GetMediaId(), true);
doc.StartPrint("", PrintOptionConstants.bpoHighResolution);
doc.PrintOut(1, PrintOptionConstants.bpoHighResolution);
doc.EndPrint();
doc.Close();
}
}
/// <summary>
/// 创建二维码，获取二维码的ticket（用ticket可获取二维码的图）
/// </summary>
/// <param name="qrCode"></param>
/// <returns></returns>
public QrCodeResult Create(QrCode qrCode)
{
var s = new HttpHelper(CreateUrl).PostString(JsonConvert.SerializeObject(qrCode), new FormData
{
{"access_token", AccessToken}
});
var ret = JsonConvert.DeserializeObject<QrCodeResult>(s);
if (string.IsNullOrEmpty(ret.ticket))
throw new WxException(JsonConvert.DeserializeObject<BasicResult>(s));
return ret;
}
/// <summary>
/// Creates a collection of qrCodes and writes them into a pdf file.
/// Saves the pdf file given path.
/// </summary>
/// <param name="path"></param>
public void SaveQrPdf(string path)
{
Document document = new Document(PageSize.A4, 0, 0, 25, 0);
Bitmap bitMap = new Bitmap(path + "/Empty Qr Image/emptyQr.png");
MemoryStream ms = new MemoryStream();
bitMap.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
List<QrCode> tmp = this.GetQrCodeList();
for (int i = 3; i >= tmp.Count % 3; i--)
{
QrCode qr = new QrCode();
qr.QrImage = System.Drawing.Image.FromStream(ms);
qr.TableName = "";
qr.CompanyName = "";
qr.QrString = "";
tmp.Add(qr);
}
try
{
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream(path + "/" + this.GetQrPdfName(), FileMode.Create));
document.Open();
//Create a master table with 3 columns
PdfPTable masterTable = new PdfPTable(3);
masterTable.PaddingTop = 3f;
masterTable.HorizontalAlignment = Element.ALIGN_CENTER;
PdfPTable table;
PdfPCell cell;
foreach (QrCode q in tmp)
{
table = new PdfPTable(1);
table.DefaultCell.Border = iTextSharp.text.Rectangle.NO_BORDER;
table.HorizontalAlignment = Element.ALIGN_CENTER;
Phrase tableName = new Phrase(q.TableName);
tableName.Font.Size = 16f;
cell = new PdfPCell(tableName);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
cell.BorderColor = BaseColor.WHITE;
table.AddCell(cell);
Phrase companyName = new Phrase(q.CompanyName);
companyName.Font.Size = 10f;
cell = new PdfPCell(companyName);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
cell.BorderColor = BaseColor.WHITE;
table.AddCell(cell);
iTextSharp.text.Image pdfImage = iTextSharp.text.Image.GetInstance(q.QrImage, System.Drawing.Imaging.ImageFormat.Png);
cell = new PdfPCell(pdfImage);
cell.BorderColor = BaseColor.WHITE;
table.AddCell(cell);
//Add the sub-table to our master table instead of the writer
masterTable.AddCell(table);
}
//Add the master table to our document
document.Add(masterTable);
}
catch (Exception)
{
//handle errors
}
finally
{
document.Close();
}
}
public static void PlaceTimingPatterns(ref QrCode qrCode, ref List<Rectangle> blockedModules)
{
var size = qrCode.ModuleMatrix.Count;
for (var i = 8; i < size - 8; i++)
{
if (i%2 != 0) continue;
qrCode.ModuleMatrix[6][i] = true;
qrCode.ModuleMatrix[i][6] = true;
}
blockedModules.AddRange(new []{
new Rectangle(6, 8, 1, size-16),
new Rectangle(8, 6, size-16, 1)
});
}
public static void PlaceFormat(ref QrCode qrCode, string formatStr)
{
var size = qrCode.ModuleMatrix.Count;
var fStr = new string(formatStr.Reverse().ToArray());
var modules = new [,] { { 8, 0, size - 1, 8 }, { 8, 1, size - 2, 8 }, { 8, 2, size - 3, 8 }, { 8, 3, size - 4, 8 }, { 8, 4, size - 5, 8 }, { 8, 5, size - 6, 8 }, { 8, 7, size - 7, 8 }, { 8, 8, size - 8, 8 }, { 7, 8, 8, size - 7 }, { 5, 8, 8, size - 6 }, { 4, 8, 8, size - 5 }, { 3, 8, 8, size - 4 }, { 2, 8, 8, size - 3 }, { 1, 8, 8, size - 2 }, { 0, 8, 8, size - 1 } };
for (var i = 0; i < 15; i++)
{
var p1 = new Point(modules[i, 0], modules[i, 1]);
var p2 = new Point(modules[i, 2], modules[i, 3]);
qrCode.ModuleMatrix[p1.Y][p1.X] = fStr[i] == '1';
qrCode.ModuleMatrix[p2.Y][p2.X] = fStr[i] == '1';
}
}
public static void PlaceFinderPatterns(ref QrCode qrCode, ref List<Rectangle> blockedModules)
{
var size = qrCode.ModuleMatrix.Count;
int[] locations = { 0, 0, size - 7, 0, 0, size - 7 };
for (var i = 0; i < 6; i = i + 2)
{
for (var x = 0; x < 7; x++)
for (var y = 0; y < 7; y++)
if (!(((x == 1 || x == 5) && y > 0 && y < 6) || (x > 0 && x < 6 && (y == 1 || y == 5))))
qrCode.ModuleMatrix[y + locations[i + 1]][x + locations[i]] = true;
blockedModules.Add(new Rectangle(locations[i], locations[i + 1], 7, 7));
}
}
public static void PlaceDataWords(ref QrCode qrCode, string data, ref List<Rectangle> blockedModules)
{
var size = qrCode.ModuleMatrix.Count;
var up = true;
var datawords = new Queue<bool>();
data.ToList().ForEach(x => datawords.Enqueue(x != '0'));
for (var x = size - 1; x >= 0; x = x - 2)
{
if (x == 7 || x == 6)
x = 5;
for (var yMod = 1; yMod <= size; yMod++)
{
int y;
if (up)
{
y = size - yMod;
if (datawords.Count > 0 && !IsBlocked(new Rectangle(x, y, 1, 1), blockedModules))
qrCode.ModuleMatrix[y][x] = datawords.Dequeue();
if (datawords.Count > 0 && x > 0 && !IsBlocked(new Rectangle(x - 1, y, 1, 1), blockedModules))
qrCode.ModuleMatrix[y][x - 1] = datawords.Dequeue();
}
else
{
y = yMod - 1;
if (datawords.Count > 0 && !IsBlocked(new Rectangle(x, y, 1, 1), blockedModules))
qrCode.ModuleMatrix[y][x] = datawords.Dequeue();
if (datawords.Count > 0 && x > 0 && !IsBlocked(new Rectangle(x - 1, y, 1, 1), blockedModules))
qrCode.ModuleMatrix[y][x - 1] = datawords.Dequeue();
}
}
up = !up;
}
}
public static void PlaceAlignmentPatterns(ref QrCode qrCode, IEnumerable<Point> alignmentPatternLocations, ref List<Rectangle> blockedModules)
{
foreach (var loc in alignmentPatternLocations)
{
var alignmentPatternRect = new Rectangle(loc.X, loc.Y, 5, 5);
var blocked = blockedModules.Any(blockedRect => Intersects(alignmentPatternRect, blockedRect));
if (blocked)
continue;
for (var x = 0; x < 5; x++)
for (var y = 0; y < 5; y++)
if (y == 0 || y == 4 || x == 0 || x == 4 || (x == 2 && y == 2))
qrCode.ModuleMatrix[loc.Y + y][loc.X + x] = true;
blockedModules.Add(new Rectangle(loc.X, loc.Y, 5, 5));
}
}
public static int MaskCode(ref QrCode qrCode, int version, ref List<Rectangle> blockedModules)
{
var patternName = string.Empty;
var patternScore = 0;
var size = qrCode.ModuleMatrix.Count;
foreach (var pattern in typeof(MaskPattern).GetMethods())
{
if (pattern.Name.Length != 8 || pattern.Name.Substring(0, 7) != "Pattern") continue;
var qrTemp = new QrCode(version);
for (var y = 0; y < size; y++)
for (var x = 0; x < size; x++)
qrTemp.ModuleMatrix[y][x] = qrCode.ModuleMatrix[y][x];
for (var x = 0; x < size; x++)
for (var y = 0; y < size; y++)
if (!IsBlocked(new Rectangle(x, y, 1, 1), blockedModules))
qrTemp.ModuleMatrix[y][x] ^= (bool)pattern.Invoke(null, new object[] { x, y });
var score = MaskPattern.Score(ref qrTemp);
if (!string.IsNullOrEmpty(patternName) && patternScore <= score) continue;
patternName = pattern.Name;
patternScore = score;
}
var patterMethod = typeof(MaskPattern).GetMethods().First(x => x.Name == patternName);
for (var x = 0; x < size; x++)
for (var y = 0; y < size; y++)
if (!IsBlocked(new Rectangle(x, y, 1, 1), blockedModules))
qrCode.ModuleMatrix[y][x] ^= (bool)patterMethod.Invoke(null, new object[] { x, y });
return Convert.ToInt32(patterMethod.Name.Substring(patterMethod.Name.Length - 1, 1)) - 1;
}
public static void AddQuietZone(ref QrCode qrCode)
{
var quietLine = new bool[qrCode.ModuleMatrix.Count + 8];
for (var i = 0; i < quietLine.Length; i++)
quietLine[i] = false;
for (var i = 0; i < 4; i++)
qrCode.ModuleMatrix.Insert(0, new BitArray(quietLine));
for (var i = 0; i < 4; i++)
qrCode.ModuleMatrix.Add(new BitArray(quietLine));
for (var i = 4; i < qrCode.ModuleMatrix.Count - 4; i++)
{
var quietPart = new [] { false, false, false, false };
var tmpLine = new List<bool>(quietPart);
tmpLine.AddRange(qrCode.ModuleMatrix[i].Cast<bool>());
tmpLine.AddRange(quietPart);
qrCode.ModuleMatrix[i] = new BitArray(tmpLine.ToArray());
}
}
public QrCode CreateQrCode(string plainText, EccLevel eccLevel, bool utf8Bom = false)
{
var encoding = GetEncodingFromPlaintext(plainText);
var codedText = PlainTextToBinary(plainText, encoding, utf8Bom);
var dataInputLength = GetDataLength(encoding, plainText, codedText);
var version = GetVersion(dataInputLength, encoding, eccLevel);
var modeIndicator = DecToBin((int)encoding, 4);
var countIndicator = DecToBin(dataInputLength, GetCountIndicatorLength(version, encoding));
var bitString = modeIndicator + countIndicator;
bitString += codedText;
//Fill up data code word
var eccInfo = capacityEccTable.Single(x => x.Version == version && x.ErrorCorrectionLevel.Equals(eccLevel));
var dataLength = eccInfo.TotalDataCodewords * 8;
var lengthDiff = dataLength - bitString.Length;
if (lengthDiff > 0)
bitString += new string('0', Math.Min(lengthDiff, 4));
if ((bitString.Length % 8) != 0)
bitString += new string('0', 8 - (bitString.Length % 8));
while (bitString.Length < dataLength)
bitString += "1110110000010001";
if (bitString.Length > dataLength)
bitString = bitString.Substring(0, dataLength);
//Calculate error correction words
var codeWordWithEcc = new List<CodewordBlock>();
for (var i = 0; i < eccInfo.BlocksInGroup1; i++)
{
var bitStr = bitString.Substring(i * eccInfo.CodewordsInGroup1 * 8, eccInfo.CodewordsInGroup1 * 8);
codeWordWithEcc.Add(new CodewordBlock()
{
BitString = bitStr,
BlockNumber = i + 1,
GroupNumber = 1,
CodeWords = BinaryStringToBitBlockList(bitStr),
ECCWords = CalculateEccWords(bitStr, eccInfo)
});
}
bitString = bitString.Substring(eccInfo.BlocksInGroup1 * eccInfo.CodewordsInGroup1 * 8);
for (var i = 0; i < eccInfo.BlocksInGroup2; i++)
{
var bitStr = bitString.Substring(i * eccInfo.CodewordsInGroup2 * 8, eccInfo.CodewordsInGroup2 * 8);
codeWordWithEcc.Add(new CodewordBlock()
{
BitString = bitStr,
BlockNumber = i + 1,
GroupNumber = 2,
CodeWords = BinaryStringToBitBlockList(bitStr),
ECCWords = CalculateEccWords(bitStr, eccInfo)
});
}
//Interleave code words
var interleavedWordsSb = new StringBuilder();
for (var i = 0; i < Math.Max(eccInfo.CodewordsInGroup1, eccInfo.CodewordsInGroup2); i++)
{
var i1 = i;
foreach (var codeBlock in codeWordWithEcc.Where(codeBlock => codeBlock.CodeWords.Count > i1))
interleavedWordsSb.Append(codeBlock.CodeWords[i]);
}
for (var i = 0; i < eccInfo.ECCPerBlock; i++)
{
var i1 = i;
foreach (var codeBlock in codeWordWithEcc.Where(codeBlock => codeBlock.ECCWords.Count > i1))
interleavedWordsSb.Append(codeBlock.ECCWords[i]);
}
interleavedWordsSb.Append(new string('0', remainderBits[version - 1]));
var interleavedData = interleavedWordsSb.ToString();
//Place interleaved data on module matrix
var qr = new QrCode(version);
var blockedModules = new List<Rectangle>();
ModulePlacer.PlaceFinderPatterns(ref qr, ref blockedModules);
ModulePlacer.ReserveSeperatorAreas(qr.ModuleMatrix.Count, ref blockedModules);
ModulePlacer.PlaceAlignmentPatterns(ref qr, alignmentPatternTable.Where(x => x.Version == version).Select(x => x.PatternPositions).First(), ref blockedModules);
ModulePlacer.PlaceTimingPatterns(ref qr, ref blockedModules);
ModulePlacer.PlaceDarkModule(ref qr, version, ref blockedModules);
ModulePlacer.ReserveVersionAreas(qr.ModuleMatrix.Count, version, ref blockedModules);
ModulePlacer.PlaceDataWords(ref qr, interleavedData, ref blockedModules);
var maskVersion = ModulePlacer.MaskCode(ref qr, version, ref blockedModules);
var formatStr = GetFormatString(eccLevel, maskVersion);
ModulePlacer.PlaceFormat(ref qr, formatStr);
if (version >= 7)
{
var versionString = GetVersionString(version);
ModulePlacer.PlaceVersion(ref qr, versionString);
}
ModulePlacer.AddQuietZone(ref qr);
return qr;
}
public static int Score(ref QrCode qrCode)
{
var score = 0;
var size = qrCode.ModuleMatrix.Count;
//Penalty 1
for (var y = 0; y < size; y++)
{
var modInRow = 0;
var modInColumn = 0;
var lastValRow = qrCode.ModuleMatrix[y][0];
var lastValColumn = qrCode.ModuleMatrix[0][y];
for (var x = 0; x < size; x++)
{
if (qrCode.ModuleMatrix[y][x] == lastValRow)
modInRow++;
else
modInRow = 1;
if (modInRow == 5)
score += 3;
else if (modInRow > 5)
score++;
lastValRow = qrCode.ModuleMatrix[y][x];
if (qrCode.ModuleMatrix[x][y] == lastValColumn)
modInColumn++;
else
modInColumn = 1;
if (modInColumn == 5)
score += 3;
else if (modInColumn > 5)
score++;
lastValColumn = qrCode.ModuleMatrix[x][y];
}
}
//Penalty 2
for (var y = 0; y < size - 1; y++)
{
for (var x = 0; x < size - 1; x++)
{
if (qrCode.ModuleMatrix[y][x] == qrCode.ModuleMatrix[y][x + 1] &&
qrCode.ModuleMatrix[y][x] == qrCode.ModuleMatrix[y + 1][x] &&
qrCode.ModuleMatrix[y][x] == qrCode.ModuleMatrix[y + 1][x + 1])
score += 3;
}
}
//Penalty 3
for (var y = 0; y < size; y++)
{
for (var x = 0; x < size - 10; x++)
{
if ((qrCode.ModuleMatrix[y][x] &&
!qrCode.ModuleMatrix[y][x + 1] &&
qrCode.ModuleMatrix[y][x + 2] &&
qrCode.ModuleMatrix[y][x + 3] &&
qrCode.ModuleMatrix[y][x + 4] &&
!qrCode.ModuleMatrix[y][x + 5] &&
qrCode.ModuleMatrix[y][x + 6] &&
!qrCode.ModuleMatrix[y][x + 7] &&
!qrCode.ModuleMatrix[y][x + 8] &&
!qrCode.ModuleMatrix[y][x + 9] &&
!qrCode.ModuleMatrix[y][x + 10]) ||
(!qrCode.ModuleMatrix[y][x] &&
!qrCode.ModuleMatrix[y][x + 1] &&
!qrCode.ModuleMatrix[y][x + 2] &&
!qrCode.ModuleMatrix[y][x + 3] &&
qrCode.ModuleMatrix[y][x + 4] &&
!qrCode.ModuleMatrix[y][x + 5] &&
qrCode.ModuleMatrix[y][x + 6] &&
qrCode.ModuleMatrix[y][x + 7] &&
qrCode.ModuleMatrix[y][x + 8] &&
!qrCode.ModuleMatrix[y][x + 9] &&
qrCode.ModuleMatrix[y][x + 10]))
{
score += 40;
}
if ((qrCode.ModuleMatrix[x][y] &&
!qrCode.ModuleMatrix[x + 1][y] &&
qrCode.ModuleMatrix[x + 2][y] &&
qrCode.ModuleMatrix[x + 3][y] &&
qrCode.ModuleMatrix[x + 4][y] &&
!qrCode.ModuleMatrix[x + 5][y] &&
qrCode.ModuleMatrix[x + 6][y] &&
!qrCode.ModuleMatrix[x + 7][y] &&
!qrCode.ModuleMatrix[x + 8][y] &&
!qrCode.ModuleMatrix[x + 9][y] &&
!qrCode.ModuleMatrix[x + 10][y]) ||
(!qrCode.ModuleMatrix[x][x] &&
!qrCode.ModuleMatrix[x + 1][y] &&
!qrCode.ModuleMatrix[x + 2][y] &&
!qrCode.ModuleMatrix[x + 3][y] &&
qrCode.ModuleMatrix[x + 4][y] &&
!qrCode.ModuleMatrix[x + 5][y] &&
qrCode.ModuleMatrix[x + 6][y] &&
qrCode.ModuleMatrix[x + 7][y] &&
qrCode.ModuleMatrix[x + 8][y] &&
!qrCode.ModuleMatrix[x + 9][y] &&
qrCode.ModuleMatrix[x + 10][y]))
{
score += 40;
}
}
}
//Penalty 4
var blackModules = qrCode.ModuleMatrix.SelectMany(row => row.Cast<bool>()).Count(bit => bit);
var percent = (blackModules / (qrCode.ModuleMatrix.Count * qrCode.ModuleMatrix.Count)) * 100;
if (percent % 5 == 0)
score += Math.Min((Math.Abs(percent - 55) / 5), (Math.Abs(percent - 45) / 5)) * 10;
else
score += Math.Min((Math.Abs((int)Math.Floor((decimal)percent / 5) - 50) / 5), (Math.Abs(((int)Math.Floor((decimal)percent / 5) + 5) - 50) / 5)) * 10;
return score;
}
public static void PlaceVersion(ref QrCode qrCode, string versionStr)
{
var size = qrCode.ModuleMatrix.Count;
var vStr = new string(versionStr.Reverse().ToArray());
for (var x = 0; x < 6; x++)
{
for (var y = 0; y < 3; y++)
{
qrCode.ModuleMatrix[y + size - 11][x] = vStr[x * 3 + y] == '1';
qrCode.ModuleMatrix[x][y + size - 11] = vStr[x * 3 + y] == '1';
}
}
}
/// <summary>
/// Returns a list of qrCodes.
/// </summary>
/// <returns></returns>
private List<QrCode> GetQrCodeList()
{
List<QrCode> QrCodeList = new List<QrCode>();
List<Table> tableList = this.GetTableList();
foreach (Table t in tableList)
{
QrCode qr = new QrCode();
qr.CompanyName = this.CompanyName;
qr.TableName = t.TableName;
qr.QrString = t.QrCode;
qr.GenerateQrImage();
QrCodeList.Add(qr);
}
return QrCodeList;
}
protected void Button2_Click(object sender, EventArgs e)
{
if (Session["id"]== null||Lyz_mc1.Text=="")
{
Label23.Text = "获取信息ID失败，无法生成图片。请刷新页面。";
return;
}
string code = Lyz_mc1.Text.Trim();
string path = Server.MapPath("./") + "ApplyPic\\";
string FileName =path+ Session["id"].ToString().Trim()+".bmp";
string codesize = Lyz_mc2.Text.Trim();
string size = codesize.Substring(codesize.LastIndexOf("*") + 1);
int cm = int.Parse(size);
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(code, out qrCode);
writeToFile(qrCode.Matrix, System.Drawing.Imaging.ImageFormat.Bmp, FileName, cm);
Label23.Text = "QR图像生成成功";
//下面修改信息
SqlConnection con = dacon.getcon();
SqlCommand myCommand = new SqlCommand("update proApply set AllocFlag=4 where id='" + Session["id"] + "' ", con);//转为已经生成状态
myCommand.Connection.Open();
int i = (int)myCommand.ExecuteNonQuery();
myCommand.Connection.Close();
if (i < 1)
{
string str_Message = "转为已经生成状态失败。";
Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<Script>alert('" + str_Message + "');</Script>");
//Page.RegisterStartupScript("", "<script>alert('" + str_Message + "');</script>");
return;
}
else
{
string str_Message = "转为已经生成状态成功。";
this.Image1.ImageUrl = "~\\client\\ApplyPic\\" + Session["id"].ToString().Trim() + ".bmp";
Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<Script>alert('" + str_Message + "');</Script>");
Response.Redirect("ProcInfo.aspx?id=" + Session["id"]);
//Page.RegisterStartupScript("", "<script>alert('" + str_Message + "');</script>");
return;
}
}
public static void PlaceDarkModule(ref QrCode qrCode, int version, ref List<Rectangle> blockedModules)
{
qrCode.ModuleMatrix[4 * version + 9][8] = true;
blockedModules.Add(new Rectangle(8, 4 * version + 9, 1, 1));
}
