private static string decodeBarcodeText(System.Drawing.Bitmap barcodeBitmap)
{
var source = new BitmapLuminanceSource(barcodeBitmap);
// using http://zxingnet.codeplex.com/
// PM> Install-Package ZXing.Net
var reader = new BarcodeReader(null, null, ls => new GlobalHistogramBinarizer(ls))
{
AutoRotate = true,
TryInverted = true,
Options = new DecodingOptions
{
TryHarder = true,
//PureBarcode = true,
/*PossibleFormats = new List<BarcodeFormat>
{
BarcodeFormat.CODE_128
//BarcodeFormat.EAN_8,
//BarcodeFormat.CODE_39,
//BarcodeFormat.UPC_A
}*/
}
};
//var newhint = new KeyValuePair<DecodeHintType, object>(DecodeHintType.ALLOWED_EAN_EXTENSIONS, new Object());
//reader.Options.Hints.Add(newhint);
var result = reader.Decode(source);
if (result == null)
{
Console.WriteLine("Decode failed.");
return string.Empty;
}
Console.WriteLine("BarcodeFormat: {0}", result.BarcodeFormat);
Console.WriteLine("Result: {0}", result.Text);
var writer = new BarcodeWriter
{
Format = result.BarcodeFormat,
Options = { Width = 200, Height = 50, Margin = 4},
Renderer = new ZXing.Rendering.BitmapRenderer()
};
var barcodeImage = writer.Write(result.Text);
Cv2.ImShow("BarcodeWriter", barcodeImage.ToMat());
return result.Text;
}
/// <summary>
///
/// </summary>
/// <param name="code"></param>
/// <param name="size"></param>
/// <returns></returns>
public static Bitmap ToImage(string code, int size = 180)
{
BarcodeWriter writer = new BarcodeWriter();
QrCodeEncodingOptions qr = new QrCodeEncodingOptions()
{
CharacterSet = "UTF-8",
ErrorCorrection = ZXing.QrCode.Internal.ErrorCorrectionLevel.H,
Height = size,
Width = size,
};
writer.Options = qr;
writer.Format = BarcodeFormat.QR_CODE;
Bitmap bitmap = writer.Write(code);
return bitmap;
}
static void DrawCode(string code, ImageView barcode)
{
var writer = new BarcodeWriter
{
Format = BarcodeFormat.CODE_39,
Options = new EncodingOptions
{
Height = 200,
Width = 600
}
};
var bitmap = writer.Write(code);
Drawable img = new BitmapDrawable(bitmap);
barcode.SetImageDrawable(img);
}
/// <summary>
/// 生成二维码图片
/// </summary>
/// <param name="contents">要生成二维码包含的信息</param>
/// <param name="width">生成的二维码宽度（默认300像素）</param>
/// <param name="height">生成的二维码高度（默认300像素）</param>
/// <returns>二维码图片</returns>
public static Bitmap GeneratorQrCodeImage(string contents, int width = 300, int height = 300)
{
if (string.IsNullOrEmpty(contents))
{
return null;
}
EncodingOptions options = null;
BarcodeWriter writer = null;
options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
Width = width,
Height = height,
ErrorCorrection = ErrorCorrectionLevel.H,
//控制二维码图片的边框
Margin = 0
};
writer = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = options
};
Bitmap bitmap = writer.Write(contents);
return bitmap;
}
private void button1_Click_1(object sender, EventArgs e)
{
if (String.IsNullOrEmpty(id_srch.Text) || String.IsNullOrEmpty(id_srch.Text))
{
qr_code.Image = null;
MessageBox.Show("Text not found", "Oops!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(id_srch.Text.Trim()));
qr_code.Image = result;
}
prof_photoMang_cpy.Image = prof_photoMang.Image;
prof_photoMang_cpy.SizeMode = PictureBoxSizeMode.StretchImage;
qr_code_cpy.Image = qr_code.Image;
id_srch_cpy.Text = id_srch.Text;
name2_cpy.Text = name2.Text;
dateTimePicker2_cpy.Text = dateTimePicker2.Text;
occupS_cpy.Text = occupS.Text;
MaritS_cpy.Text = MaritS.Text;
}
public virtual Stream Create(BarCodeCreateConfiguration cfg) {
#if __ANDROID__
var writer = new ZXing.BarcodeWriter {
Format = (BarcodeFormat)Enum.Parse(typeof(BarcodeFormat), cfg.Format.ToString()),
Encoder = new MultiFormatWriter(),
Options = new EncodingOptions {
Height = cfg.Height,
Margin = cfg.Margin,
Width = cfg.Height,
PureBarcode = cfg.PureBarcode
}
};
#endif
#if __IOS__
var writer = new ZXing.Mobile.BarcodeWriter
{
Format = (BarcodeFormat)Enum.Parse(typeof(BarcodeFormat), cfg.Format.ToString()),
Encoder = new MultiFormatWriter(),
Options = new EncodingOptions
{
Height = cfg.Height,
Margin = cfg.Margin,
Width = cfg.Height,
PureBarcode = cfg.PureBarcode
}
};
#endif
return this.ToImageStream(writer, cfg);
}
private async void Update()
{
var writer1 = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new ZXing.Common.EncodingOptions
{
Height = 200,
Width = 200
},
};
var image = writer1.Write(Text);//Write(text);
using (InMemoryRandomAccessStream ms = new InMemoryRandomAccessStream())
{
using (DataWriter writer = new DataWriter(ms.GetOutputStreamAt(0)))
{
writer.WriteBytes(image);
await writer.StoreAsync();
}
var output = new BitmapImage();
await output.SetSourceAsync(ms);
ImageSource = output;
}
}
public override UITableViewCell GetCell (UITableView tv)
{
var cell = tv.DequeueReusableCell(this.CellKey);
UIImageView iv = null;
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, this.CellKey);
iv = new UIImageView(new RectangleF(10f, 5f, tv.Bounds.Width - 20f, this.MaxHeight - 10f));
iv.Tag = 101;
iv.ContentMode = UIViewContentMode.ScaleAspectFit;
cell.AddSubview(iv);
}
else
{
iv = cell.ViewWithTag(101) as UIImageView;
}
if (this.barcodeImg == null)
{
var writer = new BarcodeWriter() { Format = this.format };
this.barcodeImg = writer.Write(this.value);
}
iv.Image = this.barcodeImg;
return cell;
}
public static BitmapSource GetQrCodeImage(string qrValue)
{
var barcodeWriter = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions
{
Height = 300,
Width = 300,
Margin = 1
}
};
using (var bMap = barcodeWriter.Write(qrValue))
{
var hbmp = bMap.GetHbitmap();
try
{
var source = Imaging.CreateBitmapSourceFromHBitmap(hbmp, IntPtr.Zero, Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions());
// QRCode.Source = source;
// QrCodeImage = source;
return source;
}
finally
{
// DeleteObject(hbmp); // TODO huh? what or where is DeleteObject ???
}
}
}
private void button1_Click(object sender, EventArgs e)
{
try
{
var qr = new ZXing.BarcodeWriter();//new instance of a barcodewriter class
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(textBox1.Text.Trim()));
Img.Image = result;
Bitmap bmp1 = new Bitmap(Img.Image);
//Bitmap bmp2 = new Bitmap(ImgThumb.Image);
System.Drawing.ImageConverter ic = new System.Drawing.ImageConverter();
byte[] btImage1 = new byte[1];
btImage1 = (byte[])ic.ConvertTo(bmp1, btImage1.GetType());
// byte[] img = ReadImageFile(label6.Text);
SaveFileDialog save = new SaveFileDialog();
save.CreatePrompt = true;
save.OverwritePrompt = true;
save.FileName = textBox1.Text;
save.Filter = "PNG|*.png|JPEG|*.jpg|BMP|*.bmp|GIF|*.gif";
if (save.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
Img.Image.Save(save.FileName);
save.InitialDirectory = Environment.GetFolderPath
(Environment.SpecialFolder.Desktop);
}
MessageBox.Show("Register Successfully");
}
catch (Exception ex)
{
MessageBox.Show("Enter Correct Value");
}
}
public Bitmap GenerateQR(int width, int height, string text)
{
var bw = new ZXing.BarcodeWriter();
var encOptions = new ZXing.Common.EncodingOptions
{
Width = width,
Height = height,
Margin = 0,
PureBarcode = false
};
encOptions.Hints.Add(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.H);
bw.Renderer = new BitmapRenderer();
bw.Options = encOptions;
bw.Format = ZXing.BarcodeFormat.QR_CODE;
Bitmap bm = bw.Write(text);
Bitmap overlay = new Bitmap(imagePath);
int deltaHeigth = bm.Height - overlay.Height;
int deltaWidth = bm.Width - overlay.Width;
Graphics g = Graphics.FromImage(bm);
g.DrawImage(overlay, new Point(deltaWidth / 2, deltaHeigth / 2));
return(bm);
}
private void btn_Registration_Click_1(object sender, EventArgs e)
{
//QR코드 생성
ZXing.BarcodeWriter barcodeWriter = new ZXing.BarcodeWriter();
barcodeWriter.Format = ZXing.BarcodeFormat.QR_CODE;
barcodeWriter.Options.Width = this.pictureBox_QR.Width;
barcodeWriter.Options.Height = this.pictureBox_QR.Height;
string strQRCode = tb_ENT_NO.Text.ToString();
//strQRCode += tb_Pname.Text.ToString();
this.pictureBox_QR.Image = barcodeWriter.Write(strQRCode);
string deskPath = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory);
barcodeWriter.Write(strQRCode).Save(deskPath + @"\" + strQRCode + ".jpg");
//생성된 QR코드 DB에 저장
MemoryStream ms = new MemoryStream();
pictureBox_QR.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] img = ms.ToArray();
cmd.CommandText = " UPDATE ENTERING SET ENT_BARCODE = @img WHERE ENT_NO = '" + tb_ENT_NO.Text + "'";
cmd.Parameters.Add("@img", MySqlDbType.LongBlob);
cmd.Parameters["@img"].Value = img;
cmd.ExecuteNonQuery();
//System.IO.File.Delete(deskPath + @"\test.jpg");
}
public ImageSource createQR(string tekst, int wymiar)
{
if (tekst == "")
{
//pictureBox1.Image = null;
System.Windows.Forms.MessageBox.Show("Text not found", "Oops!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
else
{
options.Width = wymiar;
options.Height = wymiar;
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(tekst.Trim()));
ImageSource tmp = ImageSourceForBitmap(result);
try
{
((EditItems)System.Windows.Application.Current.MainWindow).Qrimage.Source = tmp;
}
catch (Exception)
{
}
return(tmp);
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
int a = tbctrl.SelectedIndex;
if (a == 0)
{
if (txt != null & txt != "")
{
try
{
var bw = new ZXing.BarcodeWriter();
var encOptions = new ZXing.Common.EncodingOptions()
{
Width = Convert.ToInt32(hw), Height = Convert.ToInt32(hw), Margin = 0
};
bw.Options = encOptions;
bw.Format = ZXing.BarcodeFormat.QR_CODE;
//string text = "BEGIN:VCARD VERSION:3.0 N:Derlysh;Ilya;V TITLE:Chief of information security TEL;TYPE=work:+4956835753 TEL;TYPE=cell:+79039705658 EMAIL;TYPE=INTERNET:[email protected] END:VCARD";
var result = new Bitmap(bw.Write(txt));
System.Windows.Controls.Image i = new System.Windows.Controls.Image();
result.SetResolution(Convert.ToInt32(dpi), Convert.ToInt32(dpi));
result.Save(Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + "\\" + nm + ".jpg");
MessageBox.Show("Выполнено!");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
else
{
MessageBox.Show("Нет данных!");
}
}
else
{
try
{
var bw = new ZXing.BarcodeWriter();
var encOptions = new ZXing.Common.EncodingOptions()
{
Width = Convert.ToInt32(hw), Height = Convert.ToInt32(hw), Margin = 0
};
bw.Options = encOptions;
bw.Format = ZXing.BarcodeFormat.QR_CODE;
//string text = "BEGIN:VCARD VERSION:3.0 N:Derlysh;Ilya;V TITLE:Chief of information security TEL;TYPE=work:+4956835753 TEL;TYPE=cell:+79039705658 EMAIL;TYPE=INTERNET:[email protected] END:VCARD";
bw.Options.Hints.Add(EncodeHintType.CHARACTER_SET, "UTF-8");
bw.Options.Hints.Add(EncodeHintType.DISABLE_ECI, true);
var result = new Bitmap(bw.Write(card.generate()));
System.Windows.Controls.Image i = new System.Windows.Controls.Image();
result.SetResolution(Convert.ToInt32(dpi), Convert.ToInt32(dpi));
result.Save(Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + "\\" + nm + ".jpg");
MessageBox.Show("Выполнено!");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
}
private async void Update()
{
var writer1 = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new ZXing.Common.EncodingOptions
{
Height = 200,
Width = 200
},
};
var image = writer1.Write(Text);//Write(text);
using (InMemoryRandomAccessStream ms = new InMemoryRandomAccessStream())
{
using (DataWriter writer = new DataWriter(ms.GetOutputStreamAt(0)))
{
writer.WriteBytes(image);
await writer.StoreAsync();
}
var output = new BitmapImage();
await output.SetSourceAsync(ms);
ImageSource = output;
}
}
private void Button1_Click(object sender, EventArgs e)
{
QrCodeEncodingOptions options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
Width = 250,
Height = 250,
};
var writer = new BarcodeWriter();
writer.Format = BarcodeFormat.QR_CODE;
writer.Options = options;
if (String.IsNullOrWhiteSpace(textBox1.Text) || String.IsNullOrEmpty(textBox1.Text))
{
pictureBox1.Image = null;
MessageBox.Show("Text not found", "Oops!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(textBox1.Text.Trim()));
pictureBox1.Image = result;
}
}
private void loadData()
{
IDPhong = Common.getIDPhong().ToString();
///lấy ID phòng null
if (String.IsNullOrEmpty(IDPhong))
{
return;
}
Token = RandomString(8);
InsertToken(IDPhong, Token);
QrCodeEncodingOptions options = new QrCodeEncodingOptions();
options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
Width = 800,
Height = 800,
};
IDPhong = HeThong.Common.getIDPhong().ToString();
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
Token = getToken(IDPhong);
String tmp = IDPhong + "," + Token;
btnChangeToken.Text = Token;
var result = new Bitmap(qr.Write(tmp));
imgBarcode.Image = result;
txtPhong.Text = (from a in db.DiaDiemHocs where a.ID == int.Parse(IDPhong) select a.TenDiaDiem).Single().ToString();
lueLopMonHoc.Properties.DataSource = db.getDSLopHocTheoNgay(int.Parse(IDPhong));
}
public static HtmlString GenerateQrCode(this HtmlHelper html, string groupName, int height = 250, int width = 250, int margin = 0)
{
var qrValue = groupName;
var barcodeWriter = new ZXing.BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions
{
Height = height,
Width = width,
Margin = margin
}
};
using (var bitmap = barcodeWriter.Write(qrValue))
using (var stream = new MemoryStream())
{
bitmap.Save(stream, ImageFormat.Png);
var img = new TagBuilder("img");
img.MergeAttribute("alt", "QR Code를 스캔하면 관련 정보를 확인 할 수 있습니다");
img.MergeAttribute("title", "QR Code를 스캔하면 관련 정보를 확인 할 수 있습니다");
img.Attributes.Add("src", String.Format("data:image/gif;base64,{0}",
Convert.ToBase64String(stream.ToArray())));
return MvcHtmlString.Create(img.ToString(TagRenderMode.SelfClosing));
}
}
private void ViewBarCode()
{
PrintTemplateModel model = new PrintTemplateHelper().GetConfig();
if (model == null)
{
MessageBox.Show("打印模板参数获取失败！");
return;
}
var paperWidth = model.PageWidth * printMultiple;
var paperHeight = model.PageHeight * printMultiple;
Bitmap image = new Bitmap(paperWidth, paperHeight);
Graphics g = Graphics.FromImage(image);
System.Drawing.Brush bush = new SolidBrush(System.Drawing.Color.Black);//填充的颜色
try
{
//消除锯齿
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
g.PageUnit = GraphicsUnit.Pixel;
//清空图片背景颜色
g.Clear(System.Drawing.Color.White);
var code = "1231125-102-23";
#region PDF417
PDF417EncodingOptions pdf_options = new PDF417EncodingOptions
{
Margin = 0,
DisableECI = true,
CharacterSet = "UTF-8",
Width = ConvertInt(model.BarCodeWidth),
Height = ConvertInt(model.BarCodeHeight),
PureBarcode = false
};
var pdf417Writer = new ZXing.BarcodeWriter();
pdf417Writer.Format = BarcodeFormat.PDF_417;
pdf417Writer.Options = pdf_options;
#endregion
Bitmap bmp = pdf417Writer.Write(code);
// Bitmap bmp = CreateImg.GenerateBitmap(code, 5, 5);
g.DrawImage(bmp, ConvertInt(model.BarCodeX), ConvertInt(model.BarCodeY), ConvertInt(model.BarCodeWidth), ConvertInt(model.BarCodeHeight));
IntPtr myImagePtr = image.GetHbitmap(); //创建GDI对象，返回指针
BitmapSource imgsource = System.Windows.Interop.Imaging.CreateBitmapSourceFromHBitmap(myImagePtr, IntPtr.Zero, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions()); //创建imgSource
DeleteObject(myImagePtr);
imgTest.Source = imgsource;
}
finally
{
g.Dispose();
image.Dispose();
}
}
private void GenerateBarcode(string barcode)
{
try
{
//
var writer = new ZXing.BarcodeWriter
{
Format = BarcodeFormat.CODE_128
};
Bitmap bitmap = writer.Write(barcode);
usp_tblStatusMasterGetByType_Result result = InventoryEntities.usp_tblStatusMasterGetByType(8).FirstOrDefault();
string sPath = result.statusDesc;
using (MemoryStream Mmst = new MemoryStream())
{
//bitm.Save("ms", ImageFormat.Jpeg);
bitmap.Save(sPath + barcode + ".png");
}
}
catch (Exception ex)
{
throw ex;
}
}
public static IHtmlString GenerateMatrixCodeLabelSm(this HtmlHelper html, string inputentry, int height = 144, int width = 144, int margin = 0)
{
var qrValue = inputentry + " "; // 10 trailing spaces added to guard against unpredictabilty.
var barcodeWriter = new BarcodeWriter
{
Format = BarcodeFormat.DATA_MATRIX,
Options = new EncodingOptions
{
Height = height,
Width = width,
Margin = margin
}
};
using (var bitmap = barcodeWriter.Write(qrValue))
using (var stream = new MemoryStream())
{
bitmap.Save(stream, ImageFormat.Gif);
var img = new TagBuilder("img");
img.MergeAttribute("alt", "matrix barcode");
img.Attributes.Add("src", String.Format("data:image/gif;base64,{0}",
Convert.ToBase64String(stream.ToArray())));
return MvcHtmlString.Create(img.ToString(TagRenderMode.SelfClosing));
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad ();
lblResult.Text = "";
txInput.Text = "http://thinkpower.info/xamarin/cn/";
//扫描条码
btnScan.TouchUpInside += async (sender, e) => {
var scanner = new ZXing.Mobile.MobileBarcodeScanner();
var result = await scanner.Scan();
if (result != null)
this.lblResult.Text = result.Text;
};
//产生条码
btnGenerateBarCode.TouchUpInside += (sender, e) => {
txInput.ResignFirstResponder();
var writer = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE
};
var bitmap = writer.Write(txInput.Text);
this.img_code.Image = bitmap;
};
}
public HttpResponseMessage GetCode128(string value, int? height = null)
{
if (value == null || value.Length == 1 || value.Length > 80) {
var errorResponse = new HttpResponseMessage(HttpStatusCode.BadRequest) {
Content = new StringContent(Newtonsoft.Json.JsonConvert.SerializeObject(new { Error = "Value must be between 1 and 80 characters." })),
};
return errorResponse;
}
var response = new HttpResponseMessage();
var writer = new BarcodeWriter() {
Format = BarcodeFormat.CODE_128,
};
if (height.HasValue) {
writer.Options.Hints[ZXing.EncodeHintType.HEIGHT] = height.Value;
}
Bitmap barcodeBitmap = writer.Write(value);
using (var pngStream = new MemoryStream()) {
barcodeBitmap.Save(pngStream, ImageFormat.Png);
response.Content = new ByteArrayContent(pngStream.ToArray());
response.Content.Headers.ContentType = new MediaTypeHeaderValue("image/png");
return response;
}
}
private void button12_Click(object sender, EventArgs e)
{
double pht = 0;
double totalPHT = 0;
for (int count = 0; count < dataGridView1.Rows.Count; count++)
{
pht = Convert.ToDouble(dataGridView1.Rows[count].Cells["Column4"].Value) * Convert.ToDouble(dataGridView1.Rows[count].Cells["Column3"].Value);
totalPHT += pht;
}
double mntTVA = totalPHT * 0.2;
double TTC = mntTVA + totalPHT;
ado.cmd.CommandText = "insert into facture_frs(idf_frs, date_fac_frs, total_pht_fac_frs, taux_tva_fac_frs, montant_tva_fac_frs, total_ttc_fac_frs) values (" +
int.Parse(textBox2.Text) + "," + dateTimePicker1.Text + " ," + totalPHT + ", " + 20 + ", " + mntTVA + ", " + TTC + ")";
ado.cmd.Connection = ado.cn;
ado.cmd.ExecuteNonQuery();
ado.cmd.CommandText = "select max(idf_fac_frs) as last from facture_frs";
ado.cmd.Connection = ado.cn;
ado.dr = ado.cmd.ExecuteReader();
while (ado.dr.Read())
{
lastFact = int.Parse(ado.dr["last"].ToString());
}
ado.dr.Close();
int rayon = int.Parse(comboBox1.Text);
int rowCount = dataGridView1.Rows.Count;
for (int i = 0; i < rowCount; i++)
{
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(dataGridView1.Rows[i].Cells[0].Value.ToString().Trim()));
var res2 = imageToByteArray(result);
var img2str = Convert.ToBase64String(res2);
string design = dataGridView1.Rows[i].Cells[0].Value.ToString();
qtt = Retrieve(design);
int qttnv = qtt + int.Parse(dataGridView1.Rows[i].Cells[1].Value.ToString());
ado.cmd.CommandText = "update article set idf_rayon = " + rayon + " ,qte_stock = " + qttnv + " ,prix_ht_stock = " + float.Parse(dataGridView1.Rows[i].Cells[3].Value.ToString()) + ",taux_TVA = " + int.Parse(dataGridView1.Rows[i].Cells[4].Value.ToString()) + " ,qr ='" + img2str + "' where design_art = '" + dataGridView1.Rows[i].Cells[0].Value.ToString() + "'";
ado.cmd.Connection = ado.cn;
ado.cmd.ExecuteNonQuery();
int lastIdArt = RetrieveId();
ado.cmd.CommandText = "insert into ligne_fac_frs(ref_art,idf_fac_frs,qte_achete,prix_achat) values (" +
lastIdArt + "," +
lastFact + "," + int.Parse(dataGridView1.Rows[i].Cells[2].Value.ToString()) + "," +
int.Parse(dataGridView1.Rows[i].Cells[3].Value.ToString()) + ")";
}
MessageBox.Show("ajout terminer");
vider();
dataGridView1.Rows.Clear();
}
public static IHtmlString GenerateRelayQrCode(this HtmlHelper html, string alt, string value, int height = 250, int width = 250, int margin = 0)
{
var barcodeWriter = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions
{
Height = height,
Width = width,
Margin = margin
}
};
using (var bitmap = barcodeWriter.Write(value))
using (var stream = new MemoryStream())
{
bitmap.Save(stream, ImageFormat.Gif);
var img = new TagBuilder("img");
img.MergeAttribute("alt", alt);
img.Attributes.Add("src", String.Format("data:image/gif;base64,{0}",
Convert.ToBase64String(stream.ToArray())));
return MvcHtmlString.Create(img.ToString(TagRenderMode.SelfClosing));
}
}
public static System.Drawing.Bitmap CreateImage(string content, string format, int width, int height, bool pureBarcode, string fontName, float fontSize)
{
var writer = new ZXing.BarcodeWriter
{
Format = (BarcodeFormat)(Enum.Parse(typeof(BarcodeFormat), format)),
Options = new ZXing.Common.EncodingOptions
{
Height = height,
Width = width,
Margin = 0,
PureBarcode = pureBarcode,
}
};
if (writer.Renderer is ZXing.Rendering.BitmapRenderer)
{
((ZXing.Rendering.BitmapRenderer)writer.Renderer).TextFont = new System.Drawing.Font(fontName, fontSize <= 0 ? 12 : fontSize);
}
else if (writer.Renderer is ZXing.Rendering.WriteableBitmapRenderer)
{
((ZXing.Rendering.WriteableBitmapRenderer)writer.Renderer).FontFamily = new System.Windows.Media.FontFamily(fontName); ((ZXing.Rendering.WriteableBitmapRenderer)writer.Renderer).FontSize = fontSize <= 0 ? 12 : fontSize;
}
var data = writer.Encode(content);
System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(data.Width, data.Height);
for (int x = 0; x < data.Width; x++)
{
for (int y = 0; y < data.Height; y++)
{
bitmap.SetPixel(x, y, data[x, y] ? System.Drawing.Color.Black : System.Drawing.Color.White);
}
}
return(bitmap);
}
/// <summary>
/// Trả về file name (path) của ảnh tạo ra bởi ZXing library (temp file)
/// </summary>
/// <param name="Text">Văn bản cần sinh mã QR</param>
/// <param name="ImageSize">Kích thước của ảnh QR. Tối đa là 500 px</param>
/// <param name="Correction">Mức độ chịu lỗi</param>
/// <param name="Margin">Số điểm ảnh trắng để làm biên </param>
/// <returns></returns>
static string GetQRCodeLocalFileNameByZXing(string Text, int ImageSize = 500, CorrectionLevel Correction = CorrectionLevel.High, int Margin = 0)
{
QRCodeWriter qr = new ZXing.QrCode.QRCodeWriter(); //QRCode as a BitMatrix 2D array
Dictionary <EncodeHintType, object> hint = new Dictionary <EncodeHintType, object>();
hint.Add(EncodeHintType.MARGIN, Margin); // margin of the QRCode image
hint.Add(EncodeHintType.ERROR_CORRECTION, Correction);
var matrix = qr.encode(Text, BarcodeFormat.QR_CODE, ImageSize, ImageSize, hint); // encode QRCode matrix from source text
ZXing.BarcodeWriter w = new ZXing.BarcodeWriter();
Bitmap img = w.Write(matrix); // QRCode Bitmap image
string tempFile = Path.GetTempFileName(); //create a temp file to save QRCode image
img.Save(tempFile, System.Drawing.Imaging.ImageFormat.Png); //save QRCode image to temp file
//old one - use clipboard
//MemoryStream ms = new MemoryStream();
//img.Save(ms, System.Drawing.Imaging.ImageFormat.Png); //save QRCode image to memory stream
//System.Drawing.Image i = System.Drawing.Image.FromStream(ms); // create image in Image form
//Clipboard.SetDataObject(i);// set image to clipboard
return(tempFile);
}
private static void ProcessLabelItem(LabelItem labelItem, Graphics g, PrintLabelSettings settings)
{
switch (labelItem.LabelType)
{
case LabelTypesEnum.Label:
g.DrawString(labelItem.LabelText,
new Font(labelItem.FontName ?? "Arial", labelItem.FontSize, (labelItem.IsBold ? FontStyle.Bold : FontStyle.Regular) | (labelItem.IsItalic ? FontStyle.Italic : FontStyle.Regular)),
Brushes.Black, labelItem.StartX, labelItem.StartY);
break;
case LabelTypesEnum.BarCode:
var content = labelItem.LabelText;
var writer = new BarcodeWriter
{
Format = BarcodeFormat.CODE_128,
Options = new ZXing.QrCode.QrCodeEncodingOptions
{
ErrorCorrection = ZXing.QrCode.Internal.ErrorCorrectionLevel.H,
Width = settings.BarCodeMaxWidth,
Height = settings.BarCodeHeight,
PureBarcode = true,
}
};
var barCodeBmp = writer.Write(content);
g.DrawImageUnscaled(barCodeBmp, labelItem.StartX, labelItem.StartY);
break;
case LabelTypesEnum.Stamp:
var pen = new Pen(Color.Black, 2);
g.DrawEllipse(pen, labelItem.StartX, labelItem.StartY, settings.StampDiameter, settings.StampDiameter);
g.DrawString(labelItem.LabelText,
new Font(labelItem.FontName ?? "Arial", labelItem.FontSize, (labelItem.IsBold ? FontStyle.Bold : FontStyle.Regular) | (labelItem.IsItalic ? FontStyle.Italic : FontStyle.Regular)),
Brushes.Black, labelItem.StartX + 2, labelItem.StartY + 11);
break;
}
}
//https://www.codeproject.com/Articles/1005081/Basic-with-QR-Code-using-Zxing-Library
public byte[] GenerateQRCode(string text = "")
{
QrCodeEncodingOptions options;
options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
Width = 250,
Height = 250,
};
var writer = new BarcodeWriter();
writer.Format = BarcodeFormat.QR_CODE;
writer.Options = options;
if (String.IsNullOrWhiteSpace(text) || String.IsNullOrEmpty(text))
{
return(null);
}
else
{
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(text.Trim()));
var resultBit = ImageToByte2(result);
return(resultBit);
}
}
public static Image Encode(string content, int width, int height)
{
if (string.IsNullOrEmpty(content))
{
return(null);
}
ZXing.BarcodeWriter barcodeWriter = new ZXing.BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new ZXing.QrCode.QrCodeEncodingOptions
{
Height = width,
Width = height,
Margin = 0,
CharacterSet = "UTF-8"
}
};
using (var bitmap = barcodeWriter.Write(content))
{
using (var stream = new MemoryStream())
{
bitmap.MakeTransparent();
bitmap.Save(stream, ImageFormat.Png);
bitmap.MakeTransparent();
var image = Image.FromStream(stream);
// return stream.ToArray();
// pictureBox.Image = image;
return(image);
}
}
}
public void DrawImage(ref Bitmap bm, string code)
{
#if NETSTANDARD2_0
var writer = new ZXing.BarcodeWriter <Bitmap>();
#else
var writer = new ZXing.BarcodeWriter();
#endif
if (code.Length == 13)
{
writer.Format = ZXing.BarcodeFormat.EAN_13;
}
else if (code.Length == 8)
{
writer.Format = ZXing.BarcodeFormat.EAN_8;
}
else
{
writer.Format = ZXing.BarcodeFormat.CODE_128;
}
Graphics g = null;
g = Graphics.FromImage(bm);
float mag = PixelConversions.GetMagnification(g, bm.Width, bm.Height,
OptimalHeight, OptimalWidth);
int barHeight = PixelConversions.PixelXFromMm(g, OptimalHeight * mag);
int barWidth = PixelConversions.PixelYFromMm(g, OptimalWidth * mag);
writer.Options.Height = barHeight;
writer.Options.Width = barWidth;
writer.Options.PureBarcode = true;
bm = writer.Write(code);
}
public static IHtmlString GenerateLinearCode(this HtmlHelper html, string inputentry, int height = 210, int width = 900, int margin = 0)
{
var qrValue = inputentry;
var barcodeWriter = new BarcodeWriter
{
Format = BarcodeFormat.CODE_39,
Options = new EncodingOptions
{
Height = height,
Width = width,
Margin = margin,
PureBarcode = true
}
};
using (var bitmap = barcodeWriter.Write(qrValue))
using (var stream = new MemoryStream())
{
bitmap.Save(stream, ImageFormat.Gif);
var img = new TagBuilder("img");
img.MergeAttribute("alt", "code39 barcode");
img.Attributes.Add("src", String.Format("data:image/gif;base64,{0}",
Convert.ToBase64String(stream.ToArray())));
return MvcHtmlString.Create(img.ToString(TagRenderMode.SelfClosing));
}
}
private void GenerateBarCodeFromaGivenString(string barcode)
{
Image img = null;
using (var ms = new MemoryStream())
{
var writer = new ZXing.BarcodeWriter
{
Format = BarcodeFormat.CODE_128,
Options =
{
Height = 80,
Width = 280,
PureBarcode = false,
Margin = 1
}
};
img = writer.Write(barcode);
img.Save(ms, ImageFormat.Jpeg);
ViewBag.BarcodeImage = "data:image/png;base64," + Convert.ToBase64String(ms.ToArray());
var filePath = Server.MapPath("~/Areas/Production/Images/BarCodes/" + barcode + ".jpg");
img.Save(filePath, ImageFormat.Jpeg);
//return View();
}
}
static void Main(string[] args)
{
var parsedArgs = new Arguments();
if (args.Length == 0)
{
Console.WriteLine(Parser.ArgumentsUsage(typeof(Arguments)));
return;
}
if (!Parser.ParseArgumentsWithUsage(args, parsedArgs))
{
Console.WriteLine("Can't parse arguments");
return;
}
var writer = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions
{
Height = parsedArgs.Size,
Width = parsedArgs.Size,
PureBarcode = true,
Margin = 0
},
Renderer = (IBarcodeRenderer<Bitmap>) Activator.CreateInstance(typeof (BitmapRenderer))
};
var bitmap = writer.Write(parsedArgs.Content);
bitmap.SetResolution(parsedArgs.DPI, parsedArgs.DPI);
bitmap.Save(parsedArgs.Output);
}
private BarcodeGroup Generate(BarcodeWriter bw, BarcodeOptions options)//string ap, string dayFrom, string dayTo)
{
Random rndNumber = new Random();
// load flight details
var flightResult = AccessGateFlightInfo.ToList().Where(x => x.FlightNo == options.FlightNo).ToList();
// If no result, return
if (flightResult.Count == 0)
{
return new BarcodeGroup();
}
// Make flight easier to access
var flight = flightResult[0];
var carrier = flight.CarrierDesignator;
if (carrier.Length < 3)
carrier = carrier.PadRight(3, ' ');
var pnr = "";
string name = options.Name.Length > 20 ? options.Name.Substring(0, 20) : options.Name.PadRight(20, ' ');
var jDate = (flight.DepartDateTime.DayOfYear + 14).ToString().PadLeft(3, '0');
var securityValue = name.ToArray().Sum(c => (int)c) + flight.FromAirport.ToArray().Sum(c => (int)c) + options.CISN.ToArray().Sum(c => (int)c);
var r = (rndNumber).Next(100, 700).ToString();
var securityFactor = Convert.ToInt32(r, 16);
securityValue += securityFactor;
pnr = string.Format("{0}{1}", securityFactor.ToString("X3"), securityValue.ToString("X4"));
var d = ConfigurationManager.GetSAVConfigSetting("SmartAccessValidation", "CovertSerialNumber");
var barcode = string.Format("M1{0}E{1}{10}{2}{3}{4}{5}Y{6}{7}01E0293[{8}To{9}]{11}", name, pnr, flight.ToAirport, carrier, flight.FlightNo, jDate, options.Seat, options.CISN, options.StartDate, options.EndDate, options.AP, (Convert.ToInt32(d.KeyValue) + 1).ToString().PadLeft(6, '0'));
var bg = new BarcodeGroup
{
barcode = barcode,
image = bw.Write(barcode)
};
return bg;
}
protected override Stream ToImageStream(BarcodeWriter writer, BarCodeCreateConfiguration cfg) {
var ms = new MemoryStream();
Deployment.Current.Dispatcher.BeginInvoke(() => {
var bitmap = writer.Write(cfg.BarCode);
bitmap.SaveJpeg(ms, cfg.Width, cfg.Height, 0, 100);
ms.Seek(0, SeekOrigin.Begin);
});
return ms;
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
this.SetContentView(Resource.Layout.EncoderActivityLayout);
buttonGenerate = this.FindViewById<Button>(Resource.Id.buttonEncoderGenerate);
buttonSaveToGallery = this.FindViewById<Button>(Resource.Id.buttonEncoderSaveBarcode);
textValue = this.FindViewById<EditText>(Resource.Id.textEncoderValue);
imageBarcode = this.FindViewById<ImageView>(Resource.Id.imageViewEncoderBarcode);
textViewEncoderMsg = this.FindViewById<TextView>(Resource.Id.textViewEncoderMsg);
this.buttonSaveToGallery.Enabled = false;
this.Title = "Write: " + CurrentFormat.ToString();
buttonGenerate.Click += (sender, e) =>
{
var value = string.Empty;
this.RunOnUiThread(() => { value = this.textValue.Text; });
try
{
var writer = new BarcodeWriter
{
Format = CurrentFormat,
Options = new EncodingOptions
{
Height = 200,
Width = 600
}
};
bitmap = writer.Write(value);
this.RunOnUiThread(() =>
{
this.imageBarcode.SetImageDrawable(new Android.Graphics.Drawables.BitmapDrawable(bitmap));
this.buttonSaveToGallery.Enabled = true;
});
}
catch (Exception ex)
{
bitmap = null;
this.buttonSaveToGallery.Enabled = false;
this.RunOnUiThread(() => this.textViewEncoderMsg.Text = ex.ToString());
}
};
buttonSaveToGallery.Click += (sender, e) =>
{
Android.Provider.MediaStore.Images.Media.InsertImage(this.ContentResolver, bitmap, "Zxing.Net: " + CurrentFormat.ToString(), "");
};
}
private void txtStudentNumber_Leave(object sender, EventArgs e)
{
dbConnect.isOpen();
if (txtStudentNumber.Text != "")
{
using (MySqlConnection con = new MySqlConnection("datasource=127.0.0.1; port = 3306;username = root; password=; database=dbLibrary; convert zero datetime=True;"))
{
using (MySqlCommand com = new MySqlCommand())
{
com.Connection = con;
com.CommandType = CommandType.Text;
com.CommandText = "SELECT * FROM `tblstudents` WHERE studentNo = @sn";
com.Parameters.AddWithValue("@sn", txtStudentNumber.Text);
try
{
con.Open();
MySqlDataReader sdr = com.ExecuteReader();
if (sdr.Read() == true)
{
if (sdr.GetInt32(13) == 0)
{
MessageBox.Show("Student already exists.");
txtStudentNumber.Focus();
}
}
else
{
QrCodeEncodingOptions options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
Width = 500,
Height = 500,
Margin = 0
};
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(txtStudentNumber.Text));
pbQR.Image = result;
//CodeQrBarcodeDraw qrcode = BarcodeDrawFactory.CodeQr;
//pbQR.Image = qrcode.Draw(txtStudentNumber.Text, 500);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
con.Close();
}
}
}
}
public BarcodeGroup GenerateFastTrackBarcode(FastTrackOptions options)
{
Random rndNumber = new Random();
// Generate random name
//var png = new PersonNameGenerator();
string name;
if (rndNumber.Next(0, 2) == 0)
{
name = "Mrs Test Name";// + png.GenerateRandomFemaleFirstName() + " " + png.GenerateRandomLastName();
}
else
{
name = "Mr Test Name";// + png.GenerateRandomMaleFirstName() + " " + png.GenerateRandomLastName();
}
// random flight number
var ag = AccessGateFlightInfo.ToList(DateTime.Today.AddDays(-7), DateTime.Today);
Console.WriteLine(ag.Count);
if (ag.Count == 0)
{
Console.WriteLine("No Flights");
return new BarcodeGroup();
}
var randomFlight = ag[rndNumber.Next(0, ag.Count - 1)];
var flightNo = randomFlight.FlightNo;
if (flightNo.Length < 5)
{
flightNo = flightNo.PadRight(5, ' ');
}
// random seat
var seat = "";
var rndSeatLetter = rndNumber.Next(65, 73);
var seatLetter = (char)rndSeatLetter;
var rndSeatNumber = rndNumber.Next(1, 11);
seat = string.Format("{0}{1}", rndSeatNumber, seatLetter).PadLeft(4, '0');
// random cisn
var rndCisn = rndNumber.Next(0, 150);
var cisn = rndCisn.ToString().PadLeft(5, '0');
// return barcode
BarcodeOptions testParams = new BarcodeOptions()
{
Name = name,
FlightNo = flightNo,
Seat = seat,
CISN = cisn,
StartDate = DateTime.Today.AddDays(-7).ToString("yyyyMMdd"),
EndDate = DateTime.Today.ToString("yyyyMMdd"),
AP = "test"
};
var bw = new BarcodeWriter
{
Format = BarcodeFormat.PDF_417,
Options = { Margin = 2 }
};
return Generate(bw, testParams);
}
private static Color32[] Encode(string textForEncoding, int width, int height)
{
var writer = new BarcodeWriter {
Format = BarcodeFormat.QR_CODE,
Options = new QrCodeEncodingOptions {
Height = height,
Width = width
}
};
return writer.Write(textForEncoding);
}
protected void btnHoroscopeSet_Click(object sender, EventArgs e)
{
// Database management
QRCodeContext db = new QRCodeContext();
// Save a new set
HoroscopeSet newSet = new HoroscopeSet();
newSet.Id = Guid.NewGuid();
newSet.GeneratedOn = DateTime.Now;
HoroscopeSet lastSet = db.HoroscopeSets.OrderByDescending(s => s.SetNumber).FirstOrDefault();
newSet.SetNumber = lastSet == null ? 1 : lastSet.SetNumber + 1;
db.HoroscopeSets.Add(newSet);
// Generate QR code imges
string folderBatch = Path.Combine(System.IO.Path.GetTempPath(), Guid.NewGuid().ToString());
System.IO.Directory.CreateDirectory(folderBatch);
foreach(HoroscopeSign sign in db.HoroscopeSigns)
{
Guid qrId = Guid.NewGuid();
string url = string.Format(Properties.Settings.Default.ViewPath, Properties.Settings.Default.DomainName, qrId.ToString());
string shortUrl = GetShortUrl(url).Replace("http://", "");
// Initialize the QR witer
BarcodeWriter writer = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE
};
Bitmap qrCode = writer.Write(shortUrl);
qrCode.SetResolution(1200, 1200);
qrCode.Save(Path.Combine(folderBatch, qrId.ToString()) + ".jpg");
// Save the item to the database
db.HoroscopeQrCodes.Add(new HoroscopeQrCode
{
Id = qrId,
HoroscopeSignId = sign.Id,
HoroscopeSetId = newSet.Id,
LongURL = url,
ShortURL = shortUrl
});
}
// Save the database changes
db.SaveChanges();
// Zip the package
string zipFileName = folderBatch + ".zip";
ZipFile.CreateFromDirectory(folderBatch, zipFileName);
//Download file
Response.ContentType = "application/x-zip-compressed";
Response.AppendHeader("Content-Disposition", "attachment; filename=QRCodes.zip");
Response.TransmitFile(zipFileName);
Response.End();
}
public override async Task GenerateQRCode(MediaQRContent content)
{
if (!AppverseBridge.Instance.RuntimeHandler.RuntimeDispatcher.HasThreadAccess)
{
await AppverseBridge.Instance.RuntimeHandler.RuntimeDispatcher.RunAsync(CoreDispatcherPriority.High, () => GenerateQRCode(content));
}
else
{
if (content == null) return;
try
{
var size = (content.Size == 0) ? 256 : content.Size;
var writer = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions { Height = size, Width = size }
};
//content = encodeQRCodeContents(content);
var resultWriteableBitmap = writer.Write(content.Text);
var QRFile = await WindowsPhoneUtils.DocumentsFolder.CreateFileAsync(String.Concat("QR_", Guid.NewGuid().ToString().Replace("-", String.Empty), ".png"));
//Open File Stream to write content
using (var writeStream = await QRFile.OpenAsync(FileAccessMode.ReadWrite))
{
byte[] pixels;
//Read pixels from generated image
using (var readStream = resultWriteableBitmap.PixelBuffer.AsStream())
{
pixels = new byte[readStream.Length];
await readStream.ReadAsync(pixels, 0, pixels.Length);
}
//Encode pixels in the stream
var encoder = await BitmapEncoder.CreateAsync(BitmapEncoder.PngEncoderId, writeStream);
encoder.SetPixelData(BitmapPixelFormat.Bgra8, BitmapAlphaMode.Premultiplied,
(uint)resultWriteableBitmap.PixelWidth, (uint)resultWriteableBitmap.PixelHeight, 96, 96,
pixels);
await encoder.FlushAsync();
}
var mediaData = new MediaMetadata
{
ReferenceUrl = QRFile.Path.Replace(WindowsPhoneUtils.DocumentsFolder.Path, String.Empty),
Title = QRFile.DisplayName
};
WindowsPhoneUtils.InvokeCallback("Appverse.Scanner.onGeneratedQR", WindowsPhoneUtils.CALLBACKID, JsonConvert.SerializeObject(mediaData));
}
catch (Exception ex)
{
WindowsPhoneUtils.Log(String.Concat("Error while generating QR: ", ex.Message));
}
}
}
private void button4_Click(object sender, EventArgs e)
{
OpenFileDialog openQR = new OpenFileDialog();
if (openQR.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
var QRCODE = new ZXing.BarcodeWriter();
QRCODE.Options = options4QR;
QRCODE.Format = ZXing.BarcodeFormat.QR_CODE;
pictureBox1.ImageLocation = openQR.FileName;
}
}
public static void GenerateQRCode(string Text)
{
Bitmap wvImage;
BarcodeWriter wvQRCodeWriter = new BarcodeWriter();
wvQRCodeWriter.Format = BarcodeFormat.QR_CODE;
ZXing.Common.EncodingOptions encOptions = new ZXing.Common.EncodingOptions() { Width = 500, Height = 500, Margin = 1 };
wvQRCodeWriter.Options = encOptions;
wvImage = wvQRCodeWriter.Write(Text);
///implementare per il salvataggio/stampa del QRCode
}
private void txt_Nombre_TextChanged(object sender, EventArgs e)
{
if (txt_Nombre.Text != "")
{
ZXing.BarcodeWriter br = new ZXing.BarcodeWriter();
br.Format = ZXing.BarcodeFormat.QR_CODE;
Bitmap bm = new Bitmap(br.Write(txt_Nombre.Text), 300, 300);
pbg_Generar.Image = bm;
}
}
protected override Stream ToImageStream(BarcodeWriter writer, BarCodeCreateConfiguration cfg) {
var stream = new MemoryStream();
var cf = cfg.ImageType == ImageType.Png
? Bitmap.CompressFormat.Png
: Bitmap.CompressFormat.Jpeg;
using (var bitmap = writer.Write(cfg.BarCode))
bitmap.Compress(cf, 0, stream);
stream.Position = 0;
return stream;
}
private void button3_Click(object sender, EventArgs e)
{
// Step 5: Create Browse a Local Image Button
OpenFileDialog open = new OpenFileDialog();
if (open.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
pictureBox1.ImageLocation = open.FileName;
}
}
private void button1_Click(object sender, EventArgs e)
{
BarcodeWriter writer = new BarcodeWriter();
writer.Format = BarcodeFormat.QR_CODE;
writer.Options = new EncodingOptions()
{
Width = imgQrCode.Width,
Height = imgQrCode.Height,
Margin = 2
};
imgQrCode.Image = new Bitmap(writer.Write(txtMensagem.Text));
}
private void generateqrlabel()
{
QrCodeEncodingOptions options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
Width = 100,
Height = 100,
};
BarcodeWriter writer = new BarcodeWriter();
writer.Format = BarcodeFormat.QR_CODE;
writer.Options = options;
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
string intlotcode = get_intlotcode();
String asfis = "";
String suppliercode = txtsuppcode.Text.Trim();
List <object[]> data = new List <object[]>();
MainMenu frm = new MainMenu();
data = frm.get_data_table_string("tbspecies", "", "");
if (data.Count > 0)
{
asfis = data[0][1].ToString();
}
String origin = "INDONESIA";
String fishing_ground = get_fishing_ground();
String certcode = cbcertificate.Text.Trim();
String loincode = loin_code_global;
String grade = cbgrade.Text.Trim();
double rweight = Double.Parse(txtweight.Text);
String remark = txtremark.Text.Trim();
String qrtext = loincode + "\r\nAsfis: " + asfis + "\r\ngrade: " + grade + "\r\nweight: " + rweight.ToString() + "Kg\r\n" + origin + "\r\nfishing_ground: " + fishing_ground + "\r\n" + intlotcode + "\r\n" + remark + "\r\n";
var result = new Bitmap(qr.Write(qrtext));
pbLabel.Image = result;
printlabel();
}
private void generateQrImage(string qrText)
{
var qrCodeWriter = new ZXing.BarcodeWriter {
Format = BarcodeFormat.QR_CODE,
Options = new ZXing.QrCode.QrCodeEncodingOptions
{
CharacterSet = "UTF-8",
Height = 200,
Width = 200,
}
};
IMG_QrCode.Source = qrCodeWriter.Write(qrText);
}
public WriteableBitmap QRCode(string key, string label, int width = 150, int height = 150)
{
IBarcodeWriter writer = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new ZXing.Common.EncodingOptions
{
Height = height,
Width = width
}
};
PixelData result = writer.Write("otpauth://totp/" + label + "?secret=" + key);
return (WriteableBitmap)result.ToBitmap();
}
private static WriteableBitmap GenerateQRCode(string text)
{
BarcodeWriter _writer = new BarcodeWriter();
_writer.Format = BarcodeFormat.QR_CODE;
_writer.Options.Height = 400;
_writer.Options.Width = 400;
_writer.Options.Margin = 10;
var barcodeImage = _writer.Write(text);
return barcodeImage;
}
public override void GenerateQRCode(MediaQRContent content)
{
SystemLogger.Log (SystemLogger.Module.PLATFORM, "1");
try{
MediaMetadata mediaData = new MediaMetadata();
SystemLogger.Log (SystemLogger.Module.PLATFORM, "2");
int size = content.Size;
if (size == 0) {
size = 256;
}
var writer = new ZXing.BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions { Height = size, Width = size }
};
//var img = writer.Write(content.Text);
SystemLogger.Log (SystemLogger.Module.PLATFORM, "3");
var uuid = Guid.NewGuid ();
string s = uuid.ToString ();
String filename = "QR_" + s;
NSError err;
DirectoryData dest = new DirectoryData(DEFAULT_ROOT_PATH);
string path = Path.Combine(dest.FullName, filename+".png");
SystemLogger.Log (SystemLogger.Module.PLATFORM, "4");
content = encodeQRCodeContents(content);
using(UIImage img = writer.Write(content.Text)) {
using (var data = img.AsPNG ()) {
data.Save (path, true, out err);
}
}
SystemLogger.Log (SystemLogger.Module.PLATFORM, "5");
mediaData.ReferenceUrl = filename+".png";
mediaData.Title = filename;
SystemLogger.Log (SystemLogger.Module.PLATFORM, "6");
UIApplication.SharedApplication.InvokeOnMainThread (delegate {
UIViewController viewController = UIApplication.SharedApplication.KeyWindow.RootViewController;
FireUnityJavascriptEvent(viewController, "Appverse.Scanner.onGeneratedQR", mediaData);
});
}catch(Exception ex)
{
SystemLogger.Log (SystemLogger.Module.PLATFORM, "GenerateQRCode - exception: " + ex.Message);
}
}
private Bitmap CreatetBarcode(string code, int?width = null, int?height = null, bool?pureBarcode = null)
{
//var code = BarCode.ConvertCustomerBarCode("0140113", "秋田県大仙市堀見内 南田茂木 添60-1");
var writer = new ZXing.BarcodeWriter
{
//Format = ZXing.BarcodeFormat.CODE_128,
Encoder = new JapanesePostalWriter()
};
writer.Options.PureBarcode = pureBarcode ?? false;
writer.Options.Width = width ?? 0; // code.Length*2*100;
writer.Options.Height = height ?? 300; // 3*100;
return(writer.Write(code));
}
private void Form1_Load(object sender, EventArgs e)
{
//---
//單純QR
Bitmap bitmap = null;
string strQrCodeContent = "http://jashliao.eu/wordpress/";
ZXing.BarcodeWriter writer = new ZXing.BarcodeWriter
{
Format = ZXing.BarcodeFormat.QR_CODE,
Options = new ZXing.QrCode.QrCodeEncodingOptions
{
//Create Photo
Height = 200,
Width = 200,
CharacterSet = "UTF-8",
//錯誤修正容量
//L水平 7%的字碼可被修正
//M水平 15%的字碼可被修正
//Q水平 25%的字碼可被修正
//H水平 30%的字碼可被修正
ErrorCorrection = ZXing.QrCode.Internal.ErrorCorrectionLevel.H
}
};
bitmap = writer.Write(strQrCodeContent); //Create Qr-code , use input string
//---
//Storage bitmpa
string strDir;
strDir = System.Windows.Forms.Application.StartupPath;
strDir += "\\temp.png";
bitmap.Save(strDir, System.Drawing.Imaging.ImageFormat.Png);
//---Storage bitmpa
//---單純QR
//---
//插入LOGO QrCode
strDir = System.Windows.Forms.Application.StartupPath;
strDir += "\\temp01.png";
Bitmap bitmap01 = null;
bitmap01 = GetQRCodeByZXingNet("http://jashliao.eu/wordpress/", 200, 200);
bitmap01.Save(strDir, System.Drawing.Imaging.ImageFormat.Png);
pictureBox1.Image = bitmap01;
//---插入LOGO QrCode
}
private void button1_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(txtLastName.Text))
{
MessageBox.Show(Properties.Resources.NameIsNullOrEmptyMessage);
return;
}
StringBuilder sb = new StringBuilder();
sb.Append("BEGIN:VCARD\r\n");
sb.Append("VERSION:2.1\r\n");
sb.AppendFormat("N;LANGUAGE=zh-tw;CHARSET=utf-8:{0};{1}\r\n", txtLastName.Text.Trim(), txtFirstName.Text.Trim());
if (string.IsNullOrEmpty(txtFN.Text))
txtFN.Text = string.Format("{0}{1}", txtLastName.Text, txtFirstName.Text);
sb.AppendFormat("FN;CHARSET=utf-8:{0}\r\n", txtFN.Text.Trim());
if (!string.IsNullOrEmpty(txtORG.Text))
sb.AppendFormat("ORG;CHARSET=utf-8:{0};{1}\r\n", txtORG.Text.Trim(), txtDepart.Text.Trim());
if (!string.IsNullOrEmpty(txtMobile.Text))
sb.AppendFormat("TEL;CELL;VOICE:{0}\r\n", txtMobile.Text.Trim());
if (!string.IsNullOrEmpty(txtWork.Text))
sb.AppendFormat("TEL;WORK;VOICE:{0}\r\n", txtWork.Text.Trim());
if (!string.IsNullOrEmpty(txtHome.Text))
sb.AppendFormat("TEL;HOME;VOICE:{0}\r\n", txtHome.Text.Trim());
if (!string.IsNullOrEmpty(txtEmail.Text))
sb.AppendFormat("EMAIL;PREF;INTERNET:{0}\r\n", txtEmail.Text.Trim());
sb.AppendFormat("REV:{0}\r\n", DateTime.Now.ToString("yyyyMMddThhmmssZ"));
sb.Append("END:VCARD");
txtVCardResult.Text = sb.ToString();
string sEncode = "utf-8";
string EncoderContent = GetEncodingString(txtVCardResult.Text, sEncode);
BarcodeWriter bw = new BarcodeWriter();
bw.Format = BarcodeFormat.QR_CODE;
bw.Options.Width = 260;
bw.Options.Height = 237;
bw.Options.PureBarcode = true;
Bitmap bitmap = bw.Write(EncoderContent);
pictureBox1.Image = (Image)bitmap;
}
private static void InitWriter()
{
WT = new ZXing.BarcodeWriter();
WT.Format = ZXing.BarcodeFormat.QR_CODE;
var options = new QrCodeEncodingOptions
{
DisableECI = true,
CharacterSet = "UTF-8",
ErrorCorrection = ZXing.QrCode.Internal.ErrorCorrectionLevel.H,
};
WT.Options = options;
initedWriter = true;
}
public void QrCreate(string qr, string saveTitle)
{
var writer = new ZXing.BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new ZXing.Common.EncodingOptions
{
Height = 400,
Width = 400
}
};
writer.Write(qr)
.Save(@"C:\Users\Kevin\Desktop\" + saveTitle + ".bmp");
}
private void BtnGenerateID_Click(object sender, EventArgs e)
{
//frmGenerateQR frm = new frmGenerateQR();
if (lblStudNo.Text == "Student Number")
{
MyMessageBox.ShowMessage("No student selected!", "", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
}
else
{
frmLibraryCard frm = new frmLibraryCard();
frm.lblLibrarian.Text = admin;
cn.Open();
cm = new SqlCommand("SELECT (firstName + ' ' + LastName) AS Name, studentNum, contact, course, image FROM tblStudent WHERE studentNum = @studentNum", cn);
//cm = new SqlCommand("SELECT (firstName + ' ' + LastName) AS Name, studentNum FROM tblStudent WHERE studentNum = @studentNum", cn);
cm.Parameters.AddWithValue("@studentNum", lblStudNo.Text);
dr = cm.ExecuteReader();
while (dr.Read())
{
frm.lblStudentName.Text = dr["Name"].ToString();
frm.lblCourse.Text = dr["course"].ToString();
frm.lblStudentNum.Text = dr["studentNum"].ToString();
frm.lblContactNo.Text = dr["contact"].ToString();
//Load Image
byte[] imgbytes = (byte[])dr["image"];
MemoryStream mstream = new MemoryStream(imgbytes);
frm.studentImage.Image = Image.FromStream(mstream);
//
if (String.IsNullOrWhiteSpace(lblStudNo.Text) || String.IsNullOrEmpty(lblStudNo.Text))
{
frm.QR.Image = null;
MessageBox.Show("Text not found", "Oops!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
var qr = new ZXing.BarcodeWriter();
qr.Options = options;
qr.Format = ZXing.BarcodeFormat.QR_CODE;
var result = new Bitmap(qr.Write(lblStudNo.Text.Trim()));
frm.QR.Image = result;
//lblStudNo.Text = "";
}
}
dr.Close();
cn.Close();
frm.Show();
}
}
private Bitmap GenerateBarCodeZXing(string data)
{
//IBarcodeReader reader = new ZXing.BarcodeReader();
var writer = new ZXing.BarcodeWriter
{
//ErrorCorrection = ZXing.QrCode.Internal.ErrorCorrectionLevel.H,
Format = BarcodeFormat.PDF_417,
Options = new EncodingOptions {
Height = 90, Width = 90, Margin = 10
}, //optional,
};
// writer.Options.dim
writer.Renderer = new ZXing.Rendering.BitmapRenderer();
var imgBitmap = writer.Write(data);
var size = new Size(450, 109);
Bitmap original = new Bitmap(imgBitmap, size);
using (var stream = new MemoryStream())
{
imgBitmap.Save(stream, ImageFormat.Jpeg);
return(original);
}
}