ASP.NET WebForms - Client Report Definition - dynamically generate PDF presentation of RDLC from code

using Microsoft.Reporting.WebForms;

....


LocalReport localReport = new LocalReport();

            localReport.ReportPath = @"c:\Users\sbencetic\Documents\Visual Studio 2012\Projects\WebApplication2\Report1.rdlc";
            //ReportDataSource reportDataSource = new ReportDataSource("Customers", Customers.GetAllCustomers());

            //localReport.DataSources.Add(reportDataSource);
            string reportType = "Excel";
            string mimeType;
            string encoding;
            string fileNameExtension;

            //The DeviceInfo settings should be changed based on the reportType
            //http://msdn2.microsoft.com/en-us/library/ms155397.aspx
            string deviceInfo =
            "<DeviceInfo>" +
            "  <OutputFormat>PDF</OutputFormat>" +
            "  <PageWidth>8.5in</PageWidth>" +
            "  <PageHeight>11in</PageHeight>" +
            "  <MarginTop>0.5in</MarginTop>" +
            "  <MarginLeft>1in</MarginLeft>" +
            "  <MarginRight>1in</MarginRight>" +
            "  <MarginBottom>0.5in</MarginBottom>" +
            "</DeviceInfo>";

           
            Warning[] warnings;
            string[] streams;
            byte[] renderedBytes;

            //Render the report
           
            renderedBytes = localReport.Render(
                reportType,
                deviceInfo,
                out mimeType,
                out encoding,
                out fileNameExtension,
                out streams,
                out warnings);
            Response.AddHeader("content-disposition", "attachment; filename=NorthWindCustomers." + fileNameExtension);
           
            Page.Response.BinaryWrite(renderedBytes);