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C # bar code generation (5) -- Web-based testing

Source: Internet
Author: User
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Html section

<Html xmlns = "http://www.w3.org/1999/xhtml"> 

Code128Handler


public void ProcessRequest(HttpContext context)        {            HttpRequest Request = context.Request;            HttpResponse Response = context.Response;            Response.ClearContent();            Response.ContentType = "image/jpeg";            string barType = Request.QueryString["type"];            string rawData = string.IsNullOrEmpty(Request.QueryString["raw"]) ? ((char)20).ToString() + @"123a" + ((char)18).ToString() + "ab" : Request.QueryString["raw"];            if(string.IsNullOrEmpty(barType))            {                barType="C";            }            int cw = string.IsNullOrEmpty(Request.QueryString["cw"]) ? 1 : byte.Parse(Request.QueryString["cw"]);            int hm = string.IsNullOrEmpty(Request.QueryString["hm"]) ? 1 : byte.Parse(Request.QueryString["hm"]);            int vm = string.IsNullOrEmpty(Request.QueryString["vm"]) ? 1 : byte.Parse(Request.QueryString["vm"]);            bool showblank = string.IsNullOrEmpty(Request.QueryString["sb"]) ? true : bool.Parse(Request.QueryString["sb"]);            bool showfont = string.IsNullOrEmpty(Request.QueryString["fc"]) ? true : bool.Parse(Request.QueryString["fc"]);            int emSize = string.IsNullOrEmpty(Request.QueryString["fs"]) ? 16 : int.Parse(Request.QueryString["fs"]);            int textA = string.IsNullOrEmpty(Request.QueryString["sf"]) ? 1 : int.Parse(Request.QueryString["sf"]);            absCode128 code128;            switch(barType)            {                case "Auto":                    code128 = new Code128Auto(rawData);                    break;                case "A":                    code128 = new Code128A(rawData);                    break;                case "B":                    code128=new Code128B(rawData);                    break;                case "C":                    code128 = new Code128C(rawData);                    break;                default:                    code128 = new GS1_128(rawData);                    break;            }            code128.BarCellWidth = (byte)cw;            code128.HorizontalMulriple = (byte)hm;            code128.VerticalMulriple = (byte)vm;            code128.ShowBlank = showblank;            code128.DataDisplay = showfont;            code128.FontSize = emSize;            code128.TextAlignment = (System.Drawing.StringAlignment)textA;            System.Drawing.Image img = code128.GetBarCodeImage();            img.Save(Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);            img.Dispose();        }


 

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