public override Bitmap Render(BitMatrix matrix, BarcodeFormat format, string content, EncodingOptions options)
{
int width = matrix.Width;
int height = matrix.Height;
var backgroundBrush = new LinearGradientBrush(
new Rectangle(0, 0, width, height), BackgroundGradientColor, Background, LinearGradientMode.Vertical);
var foregroundBrush = new LinearGradientBrush(
new Rectangle(0, 0, width, height), ForegroundGradientColor, Foreground, LinearGradientMode.ForwardDiagonal);
var bmp = new Bitmap(width, height);
var gg = Graphics.FromImage(bmp);
gg.Clear(Background);
for (int x = 0; x < width - 1; x++)
{
for (int y = 0; y < height - 1; y++)
{
if (matrix[x, y])
{
gg.FillRectangle(foregroundBrush, x, y, 1, 1);
}
else
{
gg.FillRectangle(backgroundBrush, x, y, 1, 1);
}
}
}
return bmp;
}
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 Texture2D GenerateBarcode(string data, BarcodeFormat format, int width, int height)
{
// Generate the BitMatrix
var encOptions = new ZXing.Common.EncodingOptions {
};
encOptions.Hints.Add(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.H);
BitMatrix bitMatrix = new MultiFormatWriter()
.encode(data, format, width, height, encOptions.Hints);
// Generate the pixel array
Color[] pixels = new Color[bitMatrix.Width * bitMatrix.Height];
int pos = 0;
/*for (int y = 0; y < bitMatrix.Height; y++)
* {
* for (int x = 0; x < bitMatrix.Width; x++)
* {
* pixels[pos++] = bitMatrix[x, y] ? Color.black : Color.white;
* }
* }*/
for (int y = bitMatrix.Height - 1; y >= 0; y--)
{
for (int x = 0; x < bitMatrix.Width; x++)
{
pixels[pos++] = bitMatrix[x, y] ? Color.black : Color.white;
}
}
// Setup the texture
Texture2D tex = new Texture2D(bitMatrix.Width, bitMatrix.Height);
tex.SetPixels(pixels);
tex.Apply();
return(tex);
}
private Bitmap GetQrCode(string input)
{
Bitmap output = null;
try
{
var bw = new ZXing.BarcodeWriter();
ZXing.Common.EncodingOptions encOptions = new ZXing.Common.EncodingOptions
{
Width = int.Parse(txtWidth.Text),
Height = int.Parse(txtHeight.Text),
Margin = int.Parse(txtMargin.Text),
PureBarcode = false
};
encOptions.Hints.Add(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.H);
bw.Renderer = new BitmapRenderer();
bw.Options = encOptions;
bw.Format = ZXing.BarcodeFormat.QR_CODE;
Bitmap bmp = bw.Write(input);
if (cbCustomFooter.Checked && Footer != null)
{
bmp = AppendImageFooter(bmp, Footer);
}
if (CheckQR(bmp, input))
{
output = bmp;
}
else if (cbCustomFooter.Checked)
{
MessageBox.Show("Try again with a lower opacity logo!", "Error");
}
}
catch { }
return(output);
}
/// <summary>
/// Renders the specified matrix.
/// </summary>
/// <param name="matrix">The matrix.</param>
/// <param name="format">The format.</param>
/// <param name="content">The content.</param>
/// <param name="options">The options.</param>
/// <returns></returns>
public PixelData Render(BitMatrix matrix, BarcodeFormat format, string content, EncodingOptions options)
{
int width = matrix.Width;
int heigth = matrix.Height;
bool outputContent = (options == null || !options.PureBarcode) &&
!String.IsNullOrEmpty(content) && (format == BarcodeFormat.CODE_39 ||
format == BarcodeFormat.CODE_128 ||
format == BarcodeFormat.EAN_13 ||
format == BarcodeFormat.EAN_8 ||
format == BarcodeFormat.CODABAR ||
format == BarcodeFormat.ITF ||
format == BarcodeFormat.UPC_A ||
format == BarcodeFormat.MSI ||
format == BarcodeFormat.PLESSEY);
int emptyArea = outputContent ? 16 : 0;
int pixelsize = 1;
if (options != null)
{
if (options.Width > width)
{
width = options.Width;
}
if (options.Height > heigth)
{
heigth = options.Height;
}
// calculating the scaling factor
pixelsize = width / matrix.Width;
if (pixelsize > heigth / matrix.Height)
{
pixelsize = heigth / matrix.Height;
}
}
var pixels = new byte[width * heigth * 4];
var index = 0;
for (int y = 0; y < matrix.Height - emptyArea; y++)
{
for (var pixelsizeHeight = 0; pixelsizeHeight < pixelsize; pixelsizeHeight++)
{
for (var x = 0; x < matrix.Width; x++)
{
var color = matrix[x, y] ? Foreground : Background;
for (var pixelsizeWidth = 0; pixelsizeWidth < pixelsize; pixelsizeWidth++)
{
pixels[index++] = color.B;
pixels[index++] = color.G;
pixels[index++] = color.R;
pixels[index++] = color.A;
}
}
for (var x = pixelsize * matrix.Width; x < width; x++)
{
pixels[index++] = Background.B;
pixels[index++] = Background.G;
pixels[index++] = Background.R;
pixels[index++] = Background.A;
}
}
}
for (int y = matrix.Height * pixelsize - emptyArea; y < heigth; y++)
{
for (var x = 0; x < width; x++)
{
pixels[index++] = Background.B;
pixels[index++] = Background.G;
pixels[index++] = Background.R;
pixels[index++] = Background.A;
}
}
return new PixelData(width, heigth, pixels);
}
private void btnEncodeOptions_Click(object sender, EventArgs e)
{
if (cmbEncoderType.SelectedItem == null)
{
MessageBox.Show(this, "Please select a barcode format first.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
try
{
EncodingOptions options;
switch ((BarcodeFormat)cmbEncoderType.SelectedItem)
{
case BarcodeFormat.QR_CODE:
options = new ZXing.QrCode.QrCodeEncodingOptions
{
Height = picEncodedBarCode.Height,
Width = picEncodedBarCode.Width
};
break;
case BarcodeFormat.PDF_417:
options = new ZXing.PDF417.PDF417EncodingOptions
{
Height = picEncodedBarCode.Height,
Width = picEncodedBarCode.Width
};
break;
case BarcodeFormat.DATA_MATRIX:
options = new ZXing.Datamatrix.DatamatrixEncodingOptions
{
Height = picEncodedBarCode.Height,
Width = picEncodedBarCode.Width,
SymbolShape = ZXing.Datamatrix.Encoder.SymbolShapeHint.FORCE_SQUARE,
MinSize = new Dimension(picEncodedBarCode.Width, picEncodedBarCode.Height)
};
break;
default:
options = new EncodingOptions
{
Height = picEncodedBarCode.Height,
Width = picEncodedBarCode.Width
};
break;
}
var dlg = new EncodingOptionsForm
{
Options = options
};
if (dlg.ShowDialog(this) == DialogResult.OK)
{
EncodingOptions = dlg.Options;
}
}
catch (Exception exc)
{
MessageBox.Show(this, exc.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
// parameters:
// strType 39 / 空 /
static Stream BuildQrCodeImage(string path)
{
Hashtable param_table = ParseParameters(path, ',', '=', "url");
string strType = (string)param_table["type"];
string strCode = (string)param_table["code"];
string strWidth = (string)param_table["width"];
string strHeight = (string)param_table["height"];
int nWidth = 200;
int nHeight = 200;
if (string.IsNullOrEmpty(strWidth) == false)
Int32.TryParse(strWidth, out nWidth);
if (string.IsNullOrEmpty(strHeight) == false)
Int32.TryParse(strHeight, out nHeight);
string strCharset = "ISO-8859-1";
bool bDisableECI = false;
BarcodeFormat format = BarcodeFormat.QR_CODE;
if (strType == "39" || strType == "code_39")
{
format = BarcodeFormat.CODE_39;
strCode = strCode.ToUpper(); // 小写字符会无法编码
}
else if (strType == "ean_13")
{
format = BarcodeFormat.EAN_13;
strCode = strCode.ToUpper();
}
EncodingOptions options = new QrCodeEncodingOptions
{
Height = nWidth, // 400,
Width = nHeight, // 400,
DisableECI = bDisableECI,
ErrorCorrection = ErrorCorrectionLevel.L,
CharacterSet = strCharset // "UTF-8"
};
if (strType == "39" || strType == "code_39"
|| strType == "ean_13")
options = new EncodingOptions
{
Width = nWidth, // 500,
Height = nHeight, // 100,
Margin = 10
};
var writer = new BarcodeWriter
{
// Format = BarcodeFormat.QR_CODE,
Format = format,
// Options = new EncodingOptions
Options = options
};
try
{
MemoryStream result = new MemoryStream(4096);
using (var bitmap = writer.Write(strCode))
{
bitmap.Save(result, System.Drawing.Imaging.ImageFormat.Png);
}
result.Seek(0, SeekOrigin.Begin);
return result;
}
catch (Exception ex)
{
Stream result = BuildTextImage("异常: " + ex.Message, Color.FromArgb(255, Color.DarkRed));
result.Seek(0, SeekOrigin.Begin);
return result;
}
}
/// <summary>
/// Set font size to keep all text inside image width/height.
/// </summary>
public void makeQRCode(ErrorCode errorlevel)
{
ZXing.QrCode.Internal.ErrorCorrectionLevel EClevel = ZXing.QrCode.Internal.ErrorCorrectionLevel.L;
_encodeopt = new EncodingOptions
{
Height = qrSize.Height,
Width = qrSize.Width,
Margin = 1,
PureBarcode = true
};
switch (errorlevel)
{
case ErrorCode.low:
{
EClevel = ZXing.QrCode.Internal.ErrorCorrectionLevel.L;
break;
}
case ErrorCode.med:
{
EClevel = ZXing.QrCode.Internal.ErrorCorrectionLevel.M;
break;
}
case ErrorCode.quart:
{
EClevel = ZXing.QrCode.Internal.ErrorCorrectionLevel.Q;
break;
}
case ErrorCode.high:
{
EClevel = ZXing.QrCode.Internal.ErrorCorrectionLevel.H;
break;
}
default:
break;
}
_encodeopt.Hints.Add(EncodeHintType.ERROR_CORRECTION, EClevel);
_qrcodegen.Options = _encodeopt;
_qrcodegen.Format = BarcodeFormat.QR_CODE;
if (String.IsNullOrEmpty(qrData) != true)
{
outfile = _qrcodegen.Write(qrData);
}
}
private Bitmap GetQrCode( string text, Image overlay )
{
var width = 512;
var height = 512;
var margin = 0;
int MAX_TEXT = 750;
if (String.IsNullOrEmpty(text))
{
Bitmap blankBitmap = new Bitmap(width, height);
return (blankBitmap);
}
var qrText = text;
if (qrText.Length > MAX_TEXT)
{
qrText = qrText.Substring(0, MAX_TEXT);
}
var bw = new ZXing.BarcodeWriter();
var encOptions = new ZXing.Common.EncodingOptions
{
Width = width,
Height = height,
Margin = margin,
PureBarcode = true
};
encOptions.Hints.Add(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.Q);
encOptions.Hints.Add(EncodeHintType.DISABLE_ECI, true);
encOptions.Hints.Add(EncodeHintType.CHARACTER_SET, "UTF-8");
encOptions.Hints.Add(EncodeHintType.PDF417_COMPACT, true);
encOptions.Hints.Add(EncodeHintType.PDF417_COMPACTION, ZXing.PDF417.Internal.Compaction.AUTO);
bw.Renderer = new BitmapRenderer();
bw.Options = encOptions;
bw.Format = BarcodeFormat.QR_CODE;
try
{
BitMatrix bm = bw.Encode( text );
int[] rectangle = bm.getEnclosingRectangle();
var bmW = rectangle[2];
var bmH = rectangle[3];
//bw.Options.Width = (int) ( bmW * 1.1 );
//bw.Options.Height = (int) ( bmH * 1.1 );
Bitmap barcodeBitmap = bw.Write(qrText);
int deltaHeigth = barcodeBitmap.Height - overlay.Height;
int deltaWidth = barcodeBitmap.Width - overlay.Width;
using (Graphics g = Graphics.FromImage(barcodeBitmap))
{
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
g.DrawImage(overlay, new Point(deltaWidth / 2, deltaHeigth / 2));
}
return (barcodeBitmap);
}
catch (WriterException)
{
return (new Bitmap(width, height));
}
}
public ActionResult CreateBarcode(String code)
{
options = new EncodingOptions
{
//DisableECI = true,
//CharacterSet = "UTF-8",
Width = 373,
Height = 263
};
writer = new BarcodeWriter();
writer.Format = BarcodeFormat.ITF;
writer.Options = options;
Bitmap bitmap = writer.Write(code);
return File(BitmapToBytes(bitmap), "application/x-MS-bmp", "barcode.bmp");
}