C# TSC打印二维码和条形码的实现方法

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Runtime.InteropServices;
namespace WindowsFormsPrint
{
 public class TSCLIB_DLL
 {
 [DllImport("TSCLIB.dll", EntryPoint = "about")]
 public static extern int about();
 [DllImport("TSCLIB.dll", EntryPoint = "openport")]
 public static extern int openport(string printername);
 [DllImport("TSCLIB.dll", EntryPoint = "barcode")]
 public static extern int barcode(string x, string y, string type,
   string height, string readable, string rotation,
   string narrow, string wide, string code);
 [DllImport("TSCLIB.dll", EntryPoint = "clearbuffer")]
 public static extern int clearbuffer();
 [DllImport("TSCLIB.dll", EntryPoint = "closeport")]
 public static extern int closeport();
 [DllImport("TSCLIB.dll", EntryPoint = "downloadpcx")]
 public static extern int downloadpcx(string filename, string image_name);
 [DllImport("TSCLIB.dll", EntryPoint = "formfeed")]
 public static extern int formfeed();
 [DllImport("TSCLIB.dll", EntryPoint = "nobackfeed")]
 public static extern int nobackfeed();
 [DllImport("TSCLIB.dll", EntryPoint = "printerfont")]
 public static extern int printerfont(string x, string y, string fonttype,
   string rotation, string xmul, string ymul,
   string text);
 [DllImport("TSCLIB.dll", EntryPoint = "printlabel")]
 public static extern int printlabel(string set, string copy);
 [DllImport("TSCLIB.dll", EntryPoint = "sendcommand")]
 public static extern int sendcommand(string printercommand);
 [DllImport("TSCLIB.dll", EntryPoint = "setup")]
 public static extern int setup(string width, string height,
   string speed, string density,
   string sensor, string vertical,
   string offset);
 [DllImport("TSCLIB.dll", EntryPoint = "windowsfont")]
 public static extern int windowsfont(int x, int y, int fontheight,
   int rotation, int fontstyle, int fontunderline,
   string szFaceName, string content);


 //打开打印机端口,并进行相关设置
 public static void openportExt()
 {
  TSCLIB_DLL.openport("TSC TTP-244 Pro");//找打打印机端口
  TSCLIB_DLL.sendcommand("SIZE 60 mm,30 mm");//设置条码大小
  TSCLIB_DLL.sendcommand("GAP 2 mm,0");//设置条码间隙
  TSCLIB_DLL.sendcommand("SPEED 4");//设置打印速度
  TSCLIB_DLL.sendcommand("DENSITY 7");//设置墨汁浓度
  TSCLIB_DLL.sendcommand("DERECTION 1");//设置相对起点
  TSCLIB_DLL.sendcommand("REFERENCE 3 mm,3 mm");//设置偏移边框
  TSCLIB_DLL.sendcommand("CLS");//清除记忆（每次打印新的条码时先清除上一次的打印记忆）
 }
 //打印在用车档案二维码
 public static void printVehicleCode(string str_hetong, string str_zhengjian, string str_name)
 {
  char space = (char)(32);
  string codeValue = str_hetong + space + str_zhengjian;
  TSCLIB_DLL.sendcommand("CLS");//需要清除上一次的打印记忆
  TSCLIB_DLL.sendcommand("QRCODE 260,20,H,7,A,0,M2,S7,"" + codeValue + """);
  TSCLIB_DLL.windowsfont(240, 100, 24, 180, 0, 0, "黑体", str_hetong);
  TSCLIB_DLL.windowsfont(240, 140, 24, 180, 0, 0, "黑体", str_zhengjian);
  TSCLIB_DLL.windowsfont(240, 180, 24, 180, 0, 0, "黑体", str_name);
  TSCLIB_DLL.printlabel("1", "1");
 }
 //打印财务条形码
 public static void printFinanceCode(string str_Date, string str_siteNo,
  string str_siteName, string str_Num, string str_Name, int count)
 {
  for (int i = 0; i < count; i++)
  {
  char Num = (char)(i + 65);
  char space = (char)(32);
  string value = str_Date + space + str_siteNo + space + str_Num + space + Num;
  string txt = str_Date + space + str_siteName + space + str_Num + space + str_Name + space + Num;
  TSCLIB_DLL.sendcommand("CLS");//需要清除上一次的打印记忆
  TSCLIB_DLL.barcode("40", "50", "128", "160", "0", "0", "2", "2", value);
  TSCLIB_DLL.windowsfont(440, 35, 24, 180, 0, 0, "黑体", txt);
  TSCLIB_DLL.printlabel("1", "1");
  }
 }
 //关闭打印机端口
 public static void closeportExt()
 {
  TSCLIB_DLL.closeport();
 }
 }
}

private void print_Click(object sender, EventArgs e)
 {
  try
  {
  print.Enabled = false;
  base.DoWork(DoPrint);
  print.Enabled = true;
  }
  catch (Exception ex)
  {
  // FileLogHelper.WriteInfoLog(ex.ToString());
  MessageBox.Show(ex.ToString());
  }
 }
 private void DoPrint(object sender, EventArgs e)
 {
  DataGridViewSelectedRowCollection rows = ArchivesView.SelectedRows;
  if (rows.Count <= 0)
  {
  MessageBox.Show("请先选择数据项！");
  return;
  }
  TSCLIB_DLL.openportExt();
  foreach (DataGridViewRow dr in rows)
  {
  TSCLIB_DLL.printVehicleCode(dr.Cells[1].Value.ToString(), dr.Cells[2].Value.ToString(), dr.Cells[3].Value.ToString());
  }
  TSCLIB_DLL.closeportExt();
 }