using System; using System.Collections.Generic; using System.Text; using System.IO; using System.Drawing; using System.Drawing.Printing; using System.Windows.Forms; using System.Runtime.InteropServices; namespace CommonClassLib { public class RawPrinterHelper { // Structure and API declarions: [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)] public class DOCINFOA { [MarshalAs(UnmanagedType.LPStr)] public string pDocName; [MarshalAs(UnmanagedType.LPStr)] public string pOutputFile; [MarshalAs(UnmanagedType.LPStr)] public string pDataType; } [DllImport("winspool.Drv", EntryPoint = "OpenPrinterA", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool OpenPrinter([MarshalAs(UnmanagedType.LPStr)] string szPrinter, out IntPtr hPrinter, IntPtr pd); [DllImport("winspool.Drv", EntryPoint = "ClosePrinter", SetLastError = true, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool ClosePrinter(IntPtr hPrinter); [DllImport("winspool.Drv", EntryPoint = "StartDocPrinterA", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool StartDocPrinter(IntPtr hPrinter, Int32 level, [In, MarshalAs(UnmanagedType.LPStruct)] DOCINFOA di); [DllImport("winspool.Drv", EntryPoint = "EndDocPrinter", SetLastError = true, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool EndDocPrinter(IntPtr hPrinter); [DllImport("winspool.Drv", EntryPoint = "StartPagePrinter", SetLastError = true, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool StartPagePrinter(IntPtr hPrinter); [DllImport("winspool.Drv", EntryPoint = "EndPagePrinter", SetLastError = true, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool EndPagePrinter(IntPtr hPrinter); [DllImport("winspool.Drv", EntryPoint = "WritePrinter", SetLastError = true, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)] public static extern bool WritePrinter(IntPtr hPrinter, IntPtr pBytes, Int32 dwCount, out Int32 dwWritten); // SendBytesToPrinter() // When the function is given a printer name and an unmanaged array // of bytes, the function sends those bytes to the print queue. // Returns true on success, false on failure. //发送字节到斑马打印机 public static bool SendBytesToPrinter(string szPrinterName, IntPtr pBytes, Int32 dwCount) { Int32 dwError = 0, dwWritten = 0; IntPtr hPrinter = new IntPtr(0); DOCINFOA di = new DOCINFOA(); bool bSuccess = false; // Assume failure unless you specifically succeed. di.pDocName = "My C#.NET RAW Document"; di.pDataType = "RAW"; // Open the printer. if (OpenPrinter(szPrinterName.Normalize(), out hPrinter, IntPtr.Zero)) { // Start a document. if (StartDocPrinter(hPrinter, 1, di)) { // Start a page. if (StartPagePrinter(hPrinter)) { // Write your bytes. bSuccess = WritePrinter(hPrinter, pBytes, dwCount, out dwWritten); EndPagePrinter(hPrinter); } EndDocPrinter(hPrinter); } ClosePrinter(hPrinter); } // If you did not succeed, GetLastError may give more information // about why not. if (bSuccess == false) { dwError = Marshal.GetLastWin32Error(); } return bSuccess; } //发送prn文件到斑马打印机 public static bool SendFileToPrinter(string szPrinterName, string szFileName) { // Open the file. FileStream fs = new FileStream(szFileName, FileMode.Open); // Create a BinaryReader on the file. BinaryReader br = new BinaryReader(fs); // Dim an array of bytes big enough to hold the file's contents. Byte[] bytes = new Byte[fs.Length]; bool bSuccess = false; // Your unmanaged pointer. IntPtr pUnmanagedBytes = new IntPtr(0); int nLength; nLength = Convert.ToInt32(fs.Length); // Read the contents of the file into the array. bytes = br.ReadBytes(nLength); // Allocate some unmanaged memory for those bytes. pUnmanagedBytes = Marshal.AllocCoTaskMem(nLength); // Copy the managed byte array into the unmanaged array. Marshal.Copy(bytes, 0, pUnmanagedBytes, nLength); // Send the unmanaged bytes to the printer. bSuccess = SendBytesToPrinter(szPrinterName, pUnmanagedBytes, nLength); // Free the unmanaged memory that you allocated earlier. Marshal.FreeCoTaskMem(pUnmanagedBytes); return bSuccess; } //发送条码编码到斑马打印机 public static bool SendStringToPrinter(string szPrinterName, string szString) { IntPtr pBytes; Int32 dwCount; // How many characters are in the string? dwCount = szString.Length; // Assume that the printer is expecting ANSI text, and then convert // the string to ANSI text. pBytes = Marshal.StringToCoTaskMemAnsi(szString); // Send the converted ANSI string to the printer. SendBytesToPrinter(szPrinterName, pBytes, dwCount); Marshal.FreeCoTaskMem(pBytes); return true; } public static void startPrint() { //斑马打印机ZLP指令开始 StringBuilder ZPL = new StringBuilder(""); ZPL.Append("\r\n"); //标题 Font f0 = new Font("宋体", 50, FontStyle.Bold); Bitmap imgA = BarcodeUtils.CreateImage("安徽省供电公司计量中心", f0); ZPL.Append(BarcodeUtils.CreateBmpZLP(imgA, BarcodeUtils.ConvertImageToCode(imgA), "100")); //caption1 Font f1 = new Font("宋体", 30, FontStyle.Bold); Bitmap img1 = BarcodeUtils.CreateImage("条 形 码：", f1); ZPL.Append(BarcodeUtils.CreateBmpZLP(img1, BarcodeUtils.ConvertImageToCode(img1), "101")); //caption2 Font f2 = new Font("宋体", 30, FontStyle.Bold); Bitmap img2 = BarcodeUtils.CreateImage("分拣结论：", f2); ZPL.Append(BarcodeUtils.CreateBmpZLP(img2, BarcodeUtils.ConvertImageToCode(img2), "102")); //caption3 Font f3 = new Font("宋体", 30, FontStyle.Bold); Bitmap img3 = BarcodeUtils.CreateImage("故障现象：", f3); ZPL.Append(BarcodeUtils.CreateBmpZLP(img3, BarcodeUtils.ConvertImageToCode(img3), "103")); //data1 Font df1 = new Font("宋体", 30, FontStyle.Underline); Bitmap dimg1 = BarcodeUtils.CreateImage("barcode", df1); ZPL.Append(BarcodeUtils.CreateBmpZLP(dimg1, BarcodeUtils.ConvertImageToCode(dimg1), "201")); //data2 Bitmap dimg2 = BarcodeUtils.CreateImage("sort_conclusion", df1); ZPL.Append(BarcodeUtils.CreateBmpZLP(dimg2, BarcodeUtils.ConvertImageToCode(dimg2), "202")); //data3 List imgIDS = new List(); //加入相关设置 ZPL.Append("^XA"); ZPL.Append("\r\n"); ZPL.Append("^MMP"); ZPL.Append("\r\n"); ZPL.Append("^POI"); ZPL.Append("\r\n"); //开始打印文字 //第一段 ZPL.Append("^FT30,30^XG100.GRF,1,1^FS"); ZPL.Append("\r\n"); ZPL.Append("^FT30,140^XG101.GRF,1,1^FS"); ZPL.Append("\r\n"); ZPL.Append("^FT30,190^XG102.GRF,1,1^FS"); ZPL.Append("\r\n"); ZPL.Append("^FT30,240^XG103.GRF,1,1^FS"); ZPL.Append("\r\n"); ZPL.Append("^FT240,140^XG201.GRF,1,1^FS"); ZPL.Append("\r\n"); ZPL.Append("^FT240,190^XG202.GRF,1,1^FS"); ZPL.Append("\r\n"); //释放资源 ZPL.Append("^PQ1,0,1,Y^XZ"); ZPL.Append("\r\n"); ZPL.Append("^XA^ID100.GRF^FS^XZ"); ZPL.Append("\r\n"); ZPL.Append("^XA^ID101.GRF^FS^XZ"); ZPL.Append("\r\n"); ZPL.Append("^XA^ID102.GRF^FS^XZ"); ZPL.Append("\r\n"); ZPL.Append("^XA^ID103.GRF^FS^XZ"); ZPL.Append("\r\n"); ZPL.Append("^XA^ID201.GRF^FS^XZ"); ZPL.Append("\r\n"); ZPL.Append("^XA^ID202.GRF^FS^XZ"); ZPL.Append("\r\n"); string printer = "ZDesigner ZT230-200dpi ZPL"; bool isPrintOK = RawPrinterHelper.SendStringToPrinter(printer, ZPL.ToString()); } } }