ZPL条码打印类

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Diagnostics;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Runtime.InteropServices;

namespace Zebra
{
    /// <summary>
    /// ZPL帮助类
    /// </summary>
    public class ZebraHelper
    {
        /*
         *  打印中文先引用Fnthex32.dll
            dll控件常规安装方法（仅供参考）：
            下面是32系统的注册bat文件
            可将下面的代码保存为“注册.bat“，放到dll目录，就会自动完成dll注册(win98不支持)。
            @echo 开始注册
            copy Fnthex32.dll %windir%system32
            regsvr32 %windir%system32Fnthex32.dll /s
            @echo Fnthex32.dll注册成功
            @pause

            下面是64系统的注册bat文件
            @echo 开始注册
            copy Fnthex32.dll %windir%SysWOW64
            regsvr32 %windir%SysWOW64Fnthex32.dll /s
            @echo Fnthex32.dll注册成功
            @pause
         * 
         * 
            ZebraHelper zh = new ZebraHelper();
            StringBuilder builder = new StringBuilder();            
            builder.AppendLine(zh.ZPL_Start());
            builder.AppendLine(zh.ZPL_PageSet(40, 80));
            builder.AppendLine(zh.ZPL_DrawCHText("上善若水 厚德载物", "宋体", 40, 40, 0, 32, 0, 1, 0));
            builder.AppendLine(zh.ZPL_DrawBarcode(40, 150, 3, 2, 40, "111112222233333"));
            builder.AppendLine(zh.ZPL_DrawENText("111112222233333", "A", 30, 205, "N", 30, 50));
            builder.AppendLine(zh.ZPL_DrawRectangle(20,20,2,700,700));
            builder.AppendLine(zh.ZPL_End());
            string a = builder.ToString();
            //打印
            zh.CmdDos("c:\c.txt", a);         
         */
        public string ZPL_Start()
        {
            StringBuilder builder = new StringBuilder();
            builder.AppendLine("^XA"); //指令块的开始
            builder.AppendLine("^MD30"); //MD是设置色带颜色的深度
            return builder.ToString();
        }

        public string ZPL_End()
        {
            StringBuilder builder = new StringBuilder();
            builder.AppendLine("^XZ"); //指令块的结束
            return builder.ToString();
        }

        /// <summary>
        ///  设置打印标签纸边距
        /// </summary>
        /// <param name="printX">标签纸边距x坐标</param>
        /// <param name="printY">标签纸边距y坐标</param>
        /// <returns></returns>
        public string ZPL_PageSet(int printX, int printY)
        {
            StringBuilder builder = new StringBuilder();
            builder.AppendLine("^LH" + printX + "," + printY); //定义条码纸边距  80 10
            return builder.ToString();
        }

        /// <summary>
        /// 打印凭条设置
        /// </summary>
        /// <param name="width">凭条宽度</param>
        /// <param name="height">凭条高度</param>
        /// <returns>返回ZPL命令</returns>
        public string ZPL_SetLabel(int width, int height)
        {
            //ZPL条码设置命令：^PW640^LL480
            string sReturn = "^PW{0}^LL{1}";
            return string.Format(sReturn, width, height);
        }

        /// <summary>
        ///  打印矩形
        /// </summary>
        /// <param name="px">起点X坐标</param>
        /// <param name="py">起点Y坐标</param>
        /// <param name="thickness">边框宽度</param>
        /// <param name="width">矩形宽度，0表示打印一条竖线</param>
        /// <param name="height">矩形高度，0表示打印一条横线</param>
        /// <returns>返回ZPL命令</returns>
        public string ZPL_DrawRectangle(int px, int py, int thickness, int width, int height)
        {
            //ZPL矩形命令：^FO50,50^GB300,200,2^FS
            string sReturn = "^FO{0},{1}^GB{3},{4},{2}^FS";
            return string.Format(sReturn, px, py, thickness, width, height);
        }

        /// <summary>
        /// 打印英文
        /// </summary>
        /// <param name="EnText">待打印文本</param>
        /// <param name="ZebraFont">打印机字体 A-Z</param>
        /// <param name="px">起点X坐标</param>
        /// <param name="py">起点Y坐标</param>
        /// <param name="Orient">旋转角度N = normal，R = rotated 90 degrees (clockwise)，I = inverted 180 degrees，B = read from bottom up, 270 degrees</param>
        /// <param name="Height">字体高度</param>
        /// <param name="Width">字体宽度</param>
        /// <returns>返回ZPL命令</returns>
        public string ZPL_DrawENText(string EnText,string ZebraFont, int px, int py, string Orient, int Height, int Width)
        {
            //ZPL打印英文命令：^FO50,50^A0N,32,25^FDZEBRA^FS
            string sReturn = "^FO{1},{2}^A" + ZebraFont + "{3},{4},{5}^FD{0}^FS";
            return string.Format(sReturn, EnText, px, py, Orient, Height, Width);
        }


        /// <summary>
        /// 中文处理,返回ZPL命令
        /// </summary>
        /// <param name="ChineseText">待转变中文内容</param>
        /// <param name="FontName">字体名称</param>
        /// <param name="startX">X坐标</param>
        /// <param name="startY">Y坐标</param>
        /// <param name="Orient">旋转角度0,90,180,270</param>
        /// <param name="Height">字体高度</param>
        /// <param name="Width">字体宽度，通常是0</param>
        /// <param name="IsBold">1 变粗,0 正常</param>
        /// <param name="IsItalic">1 斜体,0 正常</param>
        /// <returns></returns>
        public string ZPL_DrawCHText(string ChineseText, string FontName, int startX, int startY, int Orient, int Height, int Width, int IsBold, int IsItalic)
        {
            StringBuilder sResult = new StringBuilder();
            StringBuilder hexbuf = new StringBuilder(21 * 1024);
            int count = ZebraHelper.GETFONTHEX(ChineseText, FontName, Orient, Height, Width, IsBold, IsItalic, hexbuf);
            if (count > 0)
            {
                string sEnd = "^FO" + startX.ToString() + "," + startY.ToString() + "^XGOUTSTR" + ",1,2^FS ";
                sResult.AppendLine(hexbuf.ToString().Replace("OUTSTR01", "OUTSTR") + sEnd);
            }
            return sResult.ToString();
        }

        /// <summary>
        /// 打印条形码（128码）
        /// </summary>
        /// <param name="px">起点X坐标</param>
        /// <param name="py">起点Y坐标</param>
        /// <param name="width">基本单元宽度 1-10</param>
        /// <param name="ratio">宽窄比 2.0-3.0 增量0.1</param>
        /// <param name="barheight">条码高度</param>
        /// <param name="barcode">条码内容</param>
        /// <returns>返回ZPL命令</returns>
        public string ZPL_DrawBarcode(int px, int py, int width, int ratio, int barheight, string barcode)
        {
            //ZPL打印英文命令：^FO50,260^BY1,2^BCN,100,Y,N^FDSMJH2000544610^FS
            string sReturn = "^FO{0},{1}^BY{2},{3}^BCN,{4},N,N^FD{5}^FS";
            return string.Format(sReturn, px, py, width, ratio, barheight, barcode);
        }

        /// <summary>
        /// 中文处理
        /// </summary>
        /// <param name="ChineseText">待转变中文内容</param>
        /// <param name="FontName">字体名称</param>
        /// <param name="Orient">旋转角度0,90,180,270</param>
        /// <param name="Height">字体高度</param>
        /// <param name="Width">字体宽度，通常是0</param>
        /// <param name="IsBold">1 变粗,0 正常</param>
        /// <param name="IsItalic">1 斜体,0 正常</param>
        /// <param name="ReturnPicData">返回的图片字符</param>
        /// <returns></returns>
        [DllImport("fnthex32.dll")]
        public static extern int GETFONTHEX(
            string ChineseText,
            string FontName,
            int Orient,
            int Height,
            int Width,
            int IsBold,
            int IsItalic,
            StringBuilder ReturnPicData);

        /// <summary>
        /// 中文处理
        /// </summary>
        /// <param name="ChineseText">待转变中文内容</param>
        /// <param name="FontName">字体名称</param>
        /// <param name="FileName">返回的图片字符重命</param>
        /// <param name="Orient">旋转角度0,90,180,270</param>
        /// <param name="Height">字体高度</param>
        /// <param name="Width">字体宽度，通常是0</param>
        /// <param name="IsBold">1 变粗,0 正常</param>
        /// <param name="IsItalic">1 斜体,0 正常</param>
        /// <param name="ReturnPicData">返回的图片字符</param>
        /// <returns></returns>
        [DllImport("fnthex32.dll")]
        public static extern int GETFONTHEX(
                              string ChineseText,
                              string FontName,
                              string FileName,
                              int Orient,
                              int Height,
                              int Width,
                              int IsBold,
                              int IsItalic,
                              StringBuilder ReturnPicData);

        #region 扩展
        /// <summary>
        /// 毫米转像素 取整
        /// </summary>
        /// <param name="mm">毫米</param>
        /// <param name="dpi">打印DPI 如300</param>
        /// <returns></returns>
        public double mm2px(double mm, double dpi)
        {
            double px = (mm / 25.4) * dpi;
            return Math.Round(px, 0, MidpointRounding.AwayFromZero);
        }

        /// <summary>
        /// 像素转毫米 取整
        /// </summary>
        /// <param name="px">像素</param>
        /// <param name="dpi">打印DPI 如300</param>
        /// <returns></returns>
        public double px2mm(double px, double dpi)
        {
            //像素转换成毫米公式：(宽度像素/水平DPI)*25.4;
            double mm = (px / dpi) * 25.4;
            return Math.Round(mm, 0, MidpointRounding.AwayFromZero);
        }

        /// <summary>
        /// 生成zpl命令 且执行
        /// </summary>
        /// <param name="path">zpl文件路径</param>
        /// <param name="zpl">zpl命令</param>
        public void CmdDos(string path,string zpl)
        {
            FileStream fs = new FileStream(path, FileMode.Create, FileAccess.Write);
            StreamWriter sw = new StreamWriter(fs, Encoding.Default);//ANSI编码格式  
            if (File.Exists(path))
            {
                sw.Write(zpl);
                sw.Flush();
                sw.Close();
            }
            fs.Close();
            RunCmd("print /d:COM1 " + path + " ");
        }

        /// <summary>
        /// 运行Dos命令
        /// </summary>
        /// <param name="command"></param>
        /// <returns></returns>
        private bool RunCmd(string command)
        {
            //实例一个Process类，启动一个独立进程  
            Process p = new Process();
            //Process类有一个StartInfo属性，這個是ProcessStartInfo类，包括了一些属性和方法，下面我們用到了他的几个属性：  
            p.StartInfo.FileName = "cmd.exe";//设定程序名  
            p.StartInfo.Arguments = "/c " + command;//设定程式执行参数  
            p.StartInfo.UseShellExecute = false;//关闭Shell的使用  
            p.StartInfo.RedirectStandardInput = true;//重定向标准输入  
            p.StartInfo.RedirectStandardOutput = true;//重定向标准输出  
            p.StartInfo.RedirectStandardError = true;//重定向错误输出  
            p.StartInfo.CreateNoWindow = true;//设置不显示窗口  
            //p.StandardInput.WriteLine(command);//也可以用这种方式输入要执行的命令  
            //p.StandardInput.WriteLine("exit");//不过要记得加上Exit要不然下一行程式执行的時候会当机  
            try
            {
                p.Start();//开始进程  
                return true;
            }
            catch
            {
            }
            finally
            {
                if (p != null)
                    p.Close();
            }
            return false;
        }
        #endregion
    }
}