Samuele Locatelli
88 lines
2.7 KiB
C#
88 lines
2.7 KiB
C#
using System.Drawing;
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using System.Drawing.Imaging;
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using System.IO;
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using System.Web;
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using System.Web.Mvc;
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using ZXing;
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using ZXing.Common;
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using ZXing.QrCode;
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public class utils
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{
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/// <summary>
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/// Genera immagina barcode richeista secondo dimensioni e formato
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/// </summary>
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/// <param name="dataStr"></param>
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/// <param name="hSize">altezza</param>
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/// <param name="formato">formati 1D di ZXing</param>
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/// <param name="pureBarcode">indica se SOLO barcode</param>
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/// <returns></returns>
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public static ActionResult getImage(string dataStr, int hSize, BarcodeFormat formato, bool pureBarcode)
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{
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// se vuoto steamware...
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if (dataStr == null || dataStr == "")
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{
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dataStr = "www.steamware.net";
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}
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dataStr = dataStr.ToUpper();
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// url decode...
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dataStr = HttpUtility.UrlDecode(dataStr);
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// creo!
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EncodingOptions options = new EncodingOptions
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{
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Height = hSize,
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Margin = 0,
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PureBarcode = pureBarcode
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};
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BarcodeWriter writer = new BarcodeWriter();
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writer.Format = formato;
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writer.Options = options;
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// scrivo bitmap
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System.Drawing.Bitmap pixelData = writer.Write(dataStr);
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// Return Image
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MemoryStream ms = new MemoryStream();
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pixelData.Save(ms, ImageFormat.Png);
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ms.Position = 0;
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return new FileStreamResult(ms, "image/png");
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}
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/// <summary>
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/// Genera immagina barcode richeista secondo dimensioni e formato
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/// </summary>
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/// <param name="id"></param>
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/// <param name="hSize"></param>
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/// <param name="wSize"></param>
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/// <param name="formato"></param>
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/// <returns></returns>
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public static ActionResult getImage2D(ref string id, int hSize, int wSize, BarcodeFormat formato)
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{
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// se vuoto steamware...
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if (id == null || id == "")
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{
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id = "www.steamware.net";
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}
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id = id.ToUpper();
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// url decode...
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id = HttpUtility.UrlDecode(id);
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// creo!
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QrCodeEncodingOptions options = new QrCodeEncodingOptions
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{
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DisableECI = true,
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CharacterSet = "UTF-8",
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Width = wSize,
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Height = hSize,
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Margin = 0
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};
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BarcodeWriter writer = new BarcodeWriter();
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writer.Format = formato;
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writer.Options = options;
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// scrivo bitmap
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System.Drawing.Bitmap pixelData = writer.Write(id);
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// Return Image
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MemoryStream ms = new MemoryStream();
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pixelData.Save(ms, ImageFormat.Png);
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ms.Position = 0;
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return new FileStreamResult(ms, "image/png");
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}
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} |