/// <summary>
/// 生成条码图片
/// </summary>
/// <param name="param"></param>
/// <param name="filePath"></param>
public static void GetBarCode(BarCodeParam param, string filePath)
{
var wr = CreateCode(param);
Bitmap img = wr.Write(param.Content);
img.Save(filePath, System.Drawing.Imaging.ImageFormat.Jpeg);
}
private static BarcodeWriter CreateCode(BarCodeParam param)
{
EncodingOptions encodeOption = new EncodingOptions();
encodeOption.Height = param.Height;
encodeOption.PureBarcode = param.IsBuildCode;
//encodeOption.Hints.Add(EncodeHintType.WIDTH, 10);
BarcodeWriter wr = new BarcodeWriter();
wr.Options = encodeOption;
switch (param.CodeFormat)
{
case BarCodeFormat.CODE_39:
wr.Format = BarcodeFormat.CODE_39;
break;
case BarCodeFormat.CODE_93:
wr.Format = BarcodeFormat.CODE_93;
break;
case BarCodeFormat.CODE_128:
wr.Format = BarcodeFormat.CODE_128;
break;
case BarCodeFormat.EAN_13:
wr.Format = BarcodeFormat.EAN_13;
break;
default:
throw new Exception("条码类型不能为空");
}
return(wr);
}
/// <summary>
/// 生成条图片
/// </summary>
/// <param name="param"></param>
/// <returns></returns>
public static MemoryStream GetBarCode(BarCodeParam param)
{
var wr = CreateCode(param);
Bitmap img = wr.Write(param.Content);
using (MemoryStream ms = new System.IO.MemoryStream())
{
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
return(ms);
}
}
/// <summary>
/// 生成条图片
/// </summary>
/// <param name="param"></param>
/// <returns></returns>
public static string GetBarCodeString(BarCodeParam param)
{
var wr = CreateCode(param);
//Bitmap img = new Bitmap(param.Width, param.Height);
//img = wr.Write(param.Content);
Bitmap img = wr.Write(param.Content);
using (MemoryStream ms = new System.IO.MemoryStream())
{
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] arr = new byte[ms.Length];
ms.Position = 0;
ms.Read(arr, 0, (int)ms.Length);
ms.Close();
return(Convert.ToBase64String(arr));
}
}