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C#版OPOS打印(基于北洋OPOS SDK二次开发包,支持EPSON和北洋、佳博、商祺等支持标准ESC/POS指令的POS打印机)

2012-03-06 14:14 489 查看
C#版OPOS打印
基于北洋OPOS SDK二次开发包,支持EPSON和北洋、佳博、商祺等支持标准ESC/POS指令的POS打印机
支持并口,串口,网口,USB口,驱动方式等多种端口
支持开关钱箱
支持条码打印
SDK中支持的其他设备的控制(扫描枪等)

北洋SDK中只有VB和Delphi的例程,所以参照Delphi转成了C#的版本,并集成到软件中实际应用。希望给需要了解C#使用OPOS SDK开发的朋友提供一些帮助。

废话少说,直接上代码。

using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.IO.Ports;

namespace RMSPOS
{
/// <summary>
/// 北洋OPOS指令集二次开发包DLL调用
///
/// 备注:
/// 因为北洋的demo包里没有C#的,所以参考delphi包的代码转成了C#的.
/// 北洋的dll支持市面上所有的 支持ESC/ POS指令的小票打印机的打印(EPSON,佳博,中崎等)
///
/// 如果有任何修改请邮件通知本人,欢迎志同道合的朋友共同交流;
/// coder: 萧远峰 mail: 71008973@qq.com
///
/// POSDLL 动态库的出口函数是用来直接控制 POS 打印机工作的,
/// 分为四个部分:通用函数、标准模式打印函数、页模式打印函数、调试等函数。
/// </summary>
public class BeiYangOPOS
{
const string _DllVer = "1.4";
/// <summary>
/// 获取动态库版本号
/// </summary>
public string GetDllVer
{
get { return _DllVer;}
}

/// <summary>
/// 设备打开后的句柄
/// </summary>
public IntPtr POS_IntPtr;

/// <summary>
/// 函数返回值
/// </summary>
public uint POS_SUCCESS = 1001;// 函数执行成功
public uint POS_FAIL = 1002; // 函数执行失败
public uint POS_ERROR_INVALID_HANDLE = 1101; // 端口或文件的句柄无效
public uint POS_ERROR_INVALID_PARAMETER = 1102;// 参数无效
public uint POS_ERROR_NOT_BITMAP = 1103 ; // 不是位图格式的文件
public uint POS_ERROR_NOT_MONO_BITMAP = 1104;// 位图不是单色的
public uint POS_ERROR_BEYONG_AREA = 1105 ;//位图超出打印机可以处理的大小
public uint POS_ERROR_INVALID_PATH = 1106; // 没有找到指定的文件路径或名

/// <summary>
/// 停止位
/// </summary>
public uint POS_COM_ONESTOPBIT = 0x00;//停止位为1
public uint POS_COM_ONE5STOPBITS = 0x01;//停止位为1.5
public uint POS_COM_TWOSTOPBITS = 0x02;//停止位为2
/// <summary>
/// 奇偶校验
/// </summary>
public uint POS_COM_NOPARITY = 0x00;//无校验
public uint POS_COM_ODDPARITY = 0x01;//奇校验
public uint POS_COM_EVENPARITY = 0x02;//偶校验
public uint POS_COM_MARKPARITY = 0x03;//标记校验
public uint POS_COM_SPACEPARITY = 0x04;//空格校验
/// <summary>
/// 其他COM口参数及端口类型定义
/// </summary>
public uint POS_COM_DTR_DSR = 0x00;// 流控制为DTR/DST
public uint POS_COM_RTS_CTS = 0x01;// 流控制为RTS/CTS
public uint POS_COM_XON_XOFF = 0x02;// 流控制为XON/OFF
public uint POS_COM_NO_HANDSHAKE = 0x03;//无握手
public uint POS_OPEN_PARALLEL_PORT = 0x12;//打开并口通讯端口
public uint POS_OPEN_BYUSB_PORT = 0x13;//打开USB通讯端口
public uint POS_OPEN_PRINTNAME = 0X14;// 打开打印机驱动程序
public uint POS_OPEN_NETPORT = 0x15;// 打开网络接口

public uint POS_CUT_MODE_FULL = 0x00;// 全切
public uint POS_CUT_MODE_PARTIAL = 0x01;// 半切

/// <summary>
/// 打开POS机的端口 开始会话
/// </summary>
/// <param name="lpName">
///指向以 null 结尾的打印机名称或端口名称。
///当参数nParam的值为POS_COM_DTR_DSR、POS_COM_RTS_CTS、POS_COM_XON_XOFF或POS_COM_NO_HANDSHAKE 时, “COM1”,“COM2”,“COM3”,“COM4”等表示串口;
///当参数nParam的值为POS_OPEN_PARALLEL_PORT时,“LPT1”,“LPT2”等表示并口;
///当参数nParam的值为POS_OPEN_BYUSB_PORT时,“BYUSB-0”、“BYUSB-1”、“BYUSB-2”、“BYUSB-3”等表示USB端口。
///当参数nParam的值为POS_OPEN_PRINTNAME时,表示打开指定的打印机。
///当参数nParam的值为POS_OPEN_NETPORT时,表示打开指定的网络接口,如“192.168.10.251”表示网络接口IP地址</param>
/// <param name="nComBaudrate">串口通信需要的波特率</param>
/// <param name="nComDataBits">串口通信需要的数据位</param>
/// <param name="nComStopBits">串口通信需要的停止位</param>
/// <param name="nComParity">串口通信需要的是否要奇偶校验</param>
/// <param name="nParam">指向以 null 结尾的打印机名称或端口名称。
/// 参数nParam的值为POS_COM_DTR_DSR、POS_COM_RTS_CTS、POS_COM_XON_XOFF或POS_COM_NO_HANDSHAKE 时,
/// “COM1”,“COM2”,“COM3”,“COM4”等表示串口;
/// 当参数nParam的值为POS_OPEN_PARALLEL_PORT时,“LPT1”,“LPT2”等表示并口;
/// 当参数nParam的值为POS_OPEN_BYUSB_PORT时,“BYUSB-0”、“BYUSB-1”、“BYUSB-2”、“BYUSB-3”等表示USB端口。
/// 当参数nParam的值为POS_OPEN_PRINTNAME时,表示打开指定的打印机。</param>
/// <returns>如果函数调用成功,返回一个已打开的端口句柄。如果函数调用失败,返回值为 INVALID_HANDLE_VALUE (-1)。</returns>
[DllImport("POSDLL.dll", CharSet = CharSet.Ansi)]
public static extern IntPtr POS_Open([MarshalAs(UnmanagedType.LPStr)]string lpName,
uint nComBaudrate,
uint nComDataBits,
uint nComStopBits,
uint nComParity,
uint nParam);

/// <summary>
/// 关闭已经打开的并口或串口,USB端口,网络接口或打印机。
/// </summary>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_Close();

/// <summary>
/// 复位打印机,把打印缓冲区中的数据清除,字符和行高的设置被清除,打印模式被恢复到上电时的缺省模式。
/// </summary>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_Reset();

/// <summary>
/// 设置打印机的移动单位。
/// </summary>
/// <param name="nHorizontalMU">把水平方向上的移动单位设置为 25.4 / nHorizontalMU 毫米。可以为0到255。</param>
/// <param name="nVerticalMU">把垂直方向上的移动单位设置为 25.4 / nVerticalMU 毫米。可以为0到255。</param>
/// <returns>
/// 如果函数成功,则返回值为 POS_SUCCESS。
/// 如果函数失败,则返回值为以下值之一:POS_FAIL POS_ERROR_INVALID_HANDLE POS_ERROR_INVALID_PARAMETER </returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_SetMotionUnit(uint nHorizontalMU, uint nVerticalMU);
/// <summary>
/// 选择国际字符集和代码页
/// </summary>
/// <param name="nCharSet">
/// 指定国际字符集。不同的国际字符集对0x23到0x7E的ASCII码值对应的符号定义是不同的。
/// 可以为以下列表中所列值之一。
/// 0x00 U.S.A 0x01 France 0x02 Germany 0x03 U.K. 0x04 Denmark I 0x05 Sweden
/// 0x06 Italy 0x07 Spain I 0x08 Japan 0x09 Nonway 0x0A Denmark II 0x0B Spain II
/// 0x0C Latin America 0x0D Korea </param>
/// <param name="nCodePage">
/// 指定字符的代码页。不同的代码页对0x80到0xFF的ASCII码值对应的符号定义是不同的。
/// 0x00 PC437 [U.S.A. Standard Europe 0x01 Reserved 0x02 PC850 [Multilingual]
/// 0x03 PC860 [Portuguese] 0x04 PC863 [Canadian-French] 0x05 PC865 [Nordic]
/// 0x12 PC852 0x13 PC858
/// </param>
/// <returns>
/// 如果函数成功,则返回值为 POS_SUCCESS。
/// 如果函数失败,则返回值为以下值之一:POS_FAIL POS_ERROR_INVALID_HANDLE POS_ERROR_INVALID_PARAMETER </returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_SetCharSetAndCodePage(uint nCharSet, uint nCodePage);

/// <summary>
/// POS字体样式
/// </summary>
///
public uint POS_FONT_TYPE_STANDARD = 0x00;// 标准 ASCII
public uint POS_FONT_TYPE_COMPRESSED = 0x01;// 压缩 ASCII
public uint POS_FONT_TYPE_UDC = 0x02; // 用户自定义字符
public uint POS_FONT_TYPE_CHINESE = 0x03; // 标准 “宋体”
public uint POS_FONT_STYLE_NORMAL = 0x00; // 正常
public uint POS_FONT_STYLE_BOLD = 0x08; // 加粗
public uint POS_FONT_STYLE_THIN_UNDERLINE = 0x80; // 1点粗的下划线
public uint POS_FONT_STYLE_THICK_UNDERLINE = 0x100; // 2点粗的下划线
public uint POS_FONT_STYLE_UPSIDEDOWN = 0x200; // 倒置(只在行首有效)
public uint POS_FONT_STYLE_REVERSE = 0x400; // 反显(黑底白字)
public uint POS_FONT_STYLE_SMOOTH = 0x800; // 平滑处理(用于放大时)
public uint POS_FONT_STYLE_CLOCKWISE_90 = 0x1000; // 每个字符顺时针旋转 90 度

/// <summary>
/// 把将要打印的字符串数据发送到打印缓冲区中,并指定X 方向(水平)上的绝对起始点位置,
/// 指定每个字符宽度和高度方向上的放大倍数、类型和风格。
/// </summary>
/// <param name="pszString">指向以 null 结尾的字符串缓冲区</param>
/// <param name="nOrgx">指定 X 方向(水平)的起始点位置离左边界的点数。</param>
/// <param name="nWidthTimes">指定字符的宽度方向上的放大倍数。可以为 1到 6。</param>
/// <param name="nHeightTimes">指定字符高度方向上的放大倍数。可以为 1 到 6。</param>
/// <param name="nFontType">指定字符的字体类型。</param>
/// <param name="nFontStyle">指定字符的字体风格。</param>
/// <returns></returns>

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_S_TextOut([MarshalAs(UnmanagedType.LPStr)]string pszString,
uint nOrgx, uint nWidthTimes, uint nHeightTimes,
uint nFontType, uint nFontStyle);

/// <summary>
/// 设置POS的打印模式 (只有两种 页模式和标准模式)
/// </summary>
/// <param name="nPrintMode">
/// POS_PRINT_MODE_STANDARD 0x00 标准模式(行模式)
/// POS_PRINT_MODE_PAGE 0x01 页模式
/// POS_PRINT_MODE_BLACK_MARK_LABEL 0x02 黑标记标签模式
/// POS_PRINT_MODE_WHITE_MARK_LABEL 0x03 白标记标签模式 </param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_SetMode(uint nPrintMode);
/// <summary>
/// 设置字符的行高。
/// </summary>
/// <param name="nDistance">指定行高点数。可以为 0 到 255。每点的距离与打印头分辨率相关。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_SetLineSpacing(uint nDistance);
/// <summary>
/// 设置字符的右间距(相邻两个字符的间隙距离)。
/// </summary>
/// <param name="nDistance">指定右间距的点数。可以为 0 到 255。每点的距离与打印头分辨率相关。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_SetRightSpacing(int nDistance);

/// <summary>
/// 向前走纸。
/// 1.如果在标准打印模式(行模式)下打印文本,则打印缓冲区中的数据,且打印位置自动移动到下一行的行首。
/// 2.如果在标准打印模式(行模式)下打印位图,则在指定的位置打印位图,且打印位置自动移动到下一行的行首。
/// 3.如果在页模式或标签模式下,则把需要打印的数据设置在指定的位置,同时把打印位置移动到下一个行首,
/// 但是并不立即进纸并打印,而是一直到调用 POS_PL_Print 函数时才打印。
/// </summary>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_FeedLine();
/// <summary>
/// 打印头换n行
/// </summary>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_FeedLines(uint nLines);

/// <summary>
/// 切纸
/// </summary>
/// <param name="nMode">模式编号 半切或是全切</param>
/// <param name="nDistance">走位的距离</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_CutPaper(uint nMode, uint nDistance);

/// <summary>
/// 设置右边距
/// </summary>
/// <param name="nDistance">右边距</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_SetRightSpacing(uint nDistance);
/// <summary>
/// 预下载一幅位图到打印机的 RAM 中,同时指定此位图的 ID 号。
/// </summary>
/// <param name="pszPath">指向以 null 结尾的表示位图路径及其文件名的字符串。</param>
/// <param name="nID">指定将要下载的位图的 ID 号。可以为 0 到 7。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PreDownloadBmpToRAM([MarshalAs(UnmanagedType.LPStr)]string pszPath, uint nID);
/// <summary>
/// 下载并打印位图
/// </summary>
/// <param name="pszPath">指向以null 结尾的包含位图文件路径及其名称的字符串。</param>
/// <param name="nOrgx">指定将要打印的位图和左边界的距离点数。可以为 0到 65535 点。</param>
/// <param name="nMode">指定位图的打印模式。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_S_DownloadAndPrintBmp([MarshalAs(UnmanagedType.LPStr)]string pszPath, uint nOrgx, uint nMode);

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_S_PrintBmpInRAM(uint nID, uint nOrgx, uint nMode);

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_S_PrintBmpInFlash(uint nID, uint nOrgx, uint nMode);

/// <summary>
/// 通过串口返回当前打印机的状态。此函数是实时的。
/// </summary>
/// <param name="address"></param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_RTQueryStatus(byte[] address);

/// <summary>
/// 通过串口查询打印机当前的状态。此函数是非实时的。
/// </summary>
/// <param name="pszStatus">
/// 指向返回的状态数据的缓冲区,缓冲区大小为 1 个字节。
/// 0,1 0/1 容纸器中有纸 / 纸将用尽 2,3 0/1 打印头处有纸 / 无纸
/// 4,5 0/1 钱箱连接器引脚 3 的电平为低 / 高(表示打开或关闭)
/// 6,7 0 保留(固定为0)
/// </param>
/// <param name="nTimeouts">设置查询状态时大约的超时时间(毫秒)。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_QueryStatus(byte[] pszStatus, int nTimeouts);
/// <summary>
/// 通过网络接口查询返回当前打印机的状态。
/// </summary>
/// <param name="ipAddress">设备IP地址。如“192.168.10.251”。</param>
/// <param name="pszStatus">
/// 指向接收返回状态的缓冲区,缓冲区大小为 1 个字节。
/// 0 0/1 钱箱连接器引脚 3 的电平为低/高(表示打开或关闭)
/// 1 0/1 打印机联机/脱机
/// 2 0/1 上盖关闭/打开
/// 3 0/1 没有/正在由Feed键按下而进纸
/// 4 0/1 打印机没有/有出错
/// 5 0/1 切刀没有/有出错
/// 6 0/1 有纸/纸将尽(纸将尽传感器探测)
/// 7 0/1 有纸/纸用尽(纸传感器探测)
/// </param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern int POS_NETQueryStatus([MarshalAs(UnmanagedType.LPStr)]string ipAddress, out Byte pszStatus);

/// <summary>
/// 设置并打印条码。
/// </summary>
/// <param name="pszInfo">指向以 null 结尾的字符串。每个字符允许的范围和格式与具体条码类型有关。</param>
/// <param name="nOrgx">指定将要打印的条码的水平起始点与左边界的距离点数。可以为 0 到65535。</param>
/// <param name="nType">
/// 指定条码的类型。可以为以下列表中所列值之一。
/// POS_BARCODE_TYPE_UPC_A 0x41 UPC-A POS_BARCODE_TYPE_UPC_E 0x42 UPC-C
/// POS_BARCODE_TYPE_JAN13 0x43 JAN13(EAN13) POS_BARCODE_TYPE_JAN8 0x44 JAN8(EAN8)
/// POS_BARCODE_TYPE_CODE39 0x45 CODE39 POS_BARCODE_TYPE_ITF 0x46 INTERLEAVED 2 OF 5
/// POS_BARCODE_TYPE_CODEBAR 0x47 CODEBAR POS_BARCODE_TYPE_CODE93 0x48 25
/// POS_BARCODE_TYPE_CODE128 0x49 CODE 128 </param>
/// <param name="nWidthX">
/// 指定条码的基本元素宽度。
/// 2 0.25mm 0.25mm 0.625mm 3 0.375mm 0.375mm 1.0mm 4 0.5mm 0.5mm 1.25mm
/// 5 0.625mm 0.625mm 1.625mm 6 0.75mm 0.75mm 1.875mm
/// </param>
/// <param name="nheight">指定条码的高度点数。可以为 1 到 255 。默认值为162 点。</param>
/// <param name="nHriFontType">
/// 指定 HRI(Human Readable Interpretation)字符的字体类型。可以为以下列表中所列值之一。
/// POS_FONT_TYPE_STANDARD 0x00 标准ASCII POS_FONT_TYPE_COMPRESSED 0x01 压缩ASCII
/// </param>
/// <param name="nHriFontPosition">
/// 指定HRI(Human Readable Interpretation)字符的位置。
/// POS_HRI_POSITION_NONE 0x00 不打印 POS_HRI_POSITION_ABOVE 0x01 只在条码上方打印
/// POS_HRI_POSITION_BELOW 0x02 只在条码下方打印 POS_HRI_POSITION_BOTH 0x03 条码上、下方都打印
/// </param>
/// <param name="nBytesOfInfo">指定由参数 pszInfoBuffer指向的字符串个数,即将要发送给打印机的字符总数。具体值与条码类型有关。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_S_SetBarcode([MarshalAs(UnmanagedType.LPStr)]string pszInfo,
uint nOrgx,uint nType,uint nWidthX,uint nheight,
uint nHriFontType,uint nHriFontPosition,uint nBytesOfInfo);

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_SetArea(uint nOrgx , uint nOrgY , uint nWidth , uint nheight , uint nDirection );

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_TextOut([MarshalAs(UnmanagedType.LPStr)]string pszString,uint nOrgx,uint nOrgY,
uint nWidthTimes, uint nHeightTimes, uint nFontType, uint nFontStyle);

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_PrintBmpInRAM(uint nID , uint nOrgx , uint nOrgY , uint nMode );

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_PrintBmpInFlash(uint nID, uint nOrgx, uint nOrgY, uint nMode);

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_SetBarcode([MarshalAs(UnmanagedType.LPStr)]string pszInfo,
uint nOrgx , uint nOrgY , uint nType , uint nWidthX,uint nheight,
uint nHriFontType,uint nHriFontPosition,uint nBytesOfInfo);

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_Clear();

[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_PL_Print();
/// <summary>
/// 往钱箱引脚发送脉冲以打开钱箱。
/// </summary>
/// <param name="nID">指定钱箱的引脚。0x00 钱箱连接器引脚2 0x01 钱箱连接器引脚5 </param>
/// <param name="nOnTimes">指定往钱箱发送的高电平脉冲保持时间,即 nOnTimes × 2 毫秒。可以为1 到 255。</param>
/// <param name="nOffTimes">指定往钱箱发送的低电平脉冲保持时间,即 nOffTimes × 2 毫秒。可以为1 到 255。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_KickOutDrawer(uint nID, uint nOnTimes, uint nOffTimes);
/// <summary>
/// 新建一个打印作业。
/// </summary>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern bool POS_StartDoc();
/// <summary>
/// 结束一个打印作业。
/// </summary>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern bool POS_EndDoc();
/// <summary>
/// 发送数据到端口或文件。通用端口打印可以使用此函数 一般不能设置字体大小样式等
/// </summary>
/// <param name="hPort">端口或文件句柄。可以通过POS_Open来获取</param>
/// <param name="pszData">指向将要发送的数据缓冲区。</param>
/// <param name="nBytesToWrite">指定将要发送的数据的字节数。</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_WriteFile(IntPtr hPort, byte[] pszData, uint nBytesToWrite);
/// <summary>
/// 从串口,或USB端口或文件读数据到指定的缓冲区。
/// </summary>
/// <param name="hPort">端口或文件句柄。可以通过POS_Open来获取</param>
/// <param name="pszData">指向将要读取的数据缓冲区。</param>
/// <param name="nBytesToRead">数据的字节数</param>
/// <param name="nTimeouts">可能是读取数据的间隔时间</param>
/// <returns></returns>
[DllImport("POSDLL.dll", SetLastError = true)]
public static extern IntPtr POS_ReadFile(IntPtr hPort, byte[] pszData, uint nBytesToRead, uint nTimeouts);

/// <summary>
/// 打开打印设备的串口
/// </summary>
/// <param name="PrintSerialPort">串口对象(需要先初始化并测试参数都有效的情况下,传进来)</param>
/// <returns>是否打开成功</returns>
public bool OpenComPort(ref SerialPort PrintSerialPort)
{
uint i_stopbits=0;
if (PrintSerialPort.StopBits== StopBits.One)
i_stopbits=POS_COM_ONESTOPBIT;
if (PrintSerialPort.StopBits== StopBits.OnePointFive)
i_stopbits=POS_COM_ONE5STOPBITS;
if (PrintSerialPort.StopBits== StopBits.Two)
i_stopbits=POS_COM_TWOSTOPBITS;

uint i_nComParity=0;
if (PrintSerialPort.Parity== Parity.None)
i_nComParity=POS_COM_NOPARITY;
if (PrintSerialPort.Parity== Parity.Even)
i_nComParity=POS_COM_EVENPARITY;
if (PrintSerialPort.Parity== Parity.Odd)
i_nComParity=POS_COM_ODDPARITY;
if (PrintSerialPort.Parity== Parity.Space)
i_nComParity=POS_COM_SPACEPARITY;
if (PrintSerialPort.Parity== Parity.Mark)
i_nComParity=POS_COM_MARKPARITY;

uint i_para=0;
if (PrintSerialPort.Handshake== Handshake.None)
i_para=POS_COM_NO_HANDSHAKE;
if (PrintSerialPort.Handshake== Handshake.RequestToSend)
i_para=POS_COM_DTR_DSR;
if (PrintSerialPort.Handshake== Handshake.RequestToSendXOnXOff)
i_para=POS_COM_RTS_CTS;
if (PrintSerialPort.Handshake== Handshake.XOnXOff)
i_para=POS_COM_XON_XOFF;

POS_IntPtr = POS_Open(PrintSerialPort.PortName,
(uint)PrintSerialPort.BaudRate,
(uint)PrintSerialPort.DataBits,
i_stopbits, i_nComParity, i_para);

if ((int)POS_IntPtr != -1)
return true;
else
return false;
}
/// <summary>
/// 打开打印设备并口
/// </summary>
/// <param name="LPTPortName">并口名称</param>
/// <returns>是否打开成功</returns>
public bool OpenLPTPort(string LPTPortName)
{
POS_IntPtr = POS_Open(LPTPortName, 0, 0, 0, 0, POS_OPEN_PARALLEL_PORT);
if ((int)POS_IntPtr != -1)
return true;
else
return false;
}
/// <summary>
/// 打开打印设备的网口
/// </summary>
/// <param name="IPAddress">设备的IP地址</param>
/// <returns>是否打开成功</returns>
public bool OpenNetPort(string IPAddress)
{
POS_IntPtr = POS_Open(IPAddress, 0, 0, 0, 0, POS_OPEN_NETPORT);
if ((int)POS_IntPtr != -1)
return true;
else
return false;
}
/// <summary>
/// 打开打印设备的USB端口
/// </summary>
/// <param name="USBPortName">“BYUSB-0”、“BYUSB-1”、“BYUSB-2”、“BYUSB-3”</param>
/// <returns>是否打开成功</returns>
public bool OpenUSBPort(string USBPortName)
{
POS_IntPtr = POS_Open(USBPortName, 0, 0, 0, 0, POS_OPEN_BYUSB_PORT);
if ((int)POS_IntPtr != -1)
return true;
else
return false;
}
/// <summary>
/// 使用windows打印驱动程序来驱动OPOS设备
/// </summary>
/// <param name="PrintName">打印驱动程序对应的打印机名称</param>
/// <returns>是否打开成功</returns>
public bool OpenPrinter(string PrintName)
{
POS_IntPtr = POS_Open(PrintName, 0, 0, 0, 0, POS_OPEN_PRINTNAME);
if ((int)POS_IntPtr != -1)
return true;
else
return false;
}
/// <summary>
/// 关闭设备端口
/// </summary>
/// <returns>是否关闭成功</returns>
public bool ClosePrinterPort()
{
IntPtr tmpIntPtr = POS_Close();
return ((uint)tmpIntPtr == POS_SUCCESS);
}
}
}

使用时的例子:

/// <summary>
/// 执行OPOS方式的打印作业
/// </summary>
public void PrintBillWithOPOSMode()
{
DataRow dr = GetPortParaData(PrintPortType);
bool IsOpen = false;
#region 打开端口
switch (PrintPortType)
{
case "并口":
IsOpen = opos.OpenLPTPort(dr[1].ToString());
break;
case "串口":
System.IO.Ports.SerialPort sPort = new System.IO.Ports.SerialPort();
sPort.PortName = dr[1].ToString();
sPort.BaudRate = int.Parse(dr[2].ToString());
sPort.DataBits = int.Parse(dr[3].ToString());
sPort.StopBits = (StopBits)Enum.Parse(typeof(StopBits), dr[4].ToString());
sPort.Parity = (Parity)Enum.Parse(typeof(Parity), dr[5].ToString());
sPort.Handshake = (Handshake)Enum.Parse(typeof(Handshake), dr[6].ToString());
IsOpen = opos.OpenComPort(ref sPort);
sPort.Dispose();
break;
case "USB":
IsOpen = opos.OpenUSBPort(dr[1].ToString());
break;
case "驱动程序":
IsOpen = opos.OpenPrinter(dr[1].ToString());
break;
case "网口":
IsOpen = opos.OpenNetPort(dr[1].ToString());
break;
}
#endregion
#region 执行打印
for (int i = 0; i < PrintNum; i++)
{
switch (PaperSize)
{
case 80:
OPOSPrintPageHome80mmTitle();
OPOSPrintPage80mmRedetail();
OPOSPrintPage80mmFoot();
break;
case 76:
OPOSPrintPageHome76mmTitle();
OPOSPrintPage76mmRedetail();
OPOSPrintPage76mmFoot();
break;
case 58:
OPOSPrintPageHome58mmTitle();
OPOSPrintPage58mmRedetail();
OPOSPrintPage58mmFoot();
break;
}
}
#endregion
//关闭端口
opos.ClosePrinterPort();
}

private void OPOSPrintPageHome80mmTitle()
{
BeiYangOPOS.POS_SetRightSpacing(0);
BeiYangOPOS.POS_SetLineSpacing(80);
BeiYangOPOS.POS_S_TextOut(_CompInfo_Dr["HotelChName"].ToString(), 140, 1, 2, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_BOLD);
BeiYangOPOS.POS_FeedLine();
if (_CompInfo_Dr["HotelEnName"].ToString().Trim().Length > 0)
{
BeiYangOPOS.POS_S_TextOut(_CompInfo_Dr["HotelEnName"].ToString(), 140, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
}
BeiYangOPOS.POS_SetLineSpacing(30);
BeiYangOPOS.POS_S_TextOut(ReportAttTitleName + ReportTitleName, 120, 2, 2, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_BOLD);
BeiYangOPOS.POS_FeedLine();
BeiYangOPOS.POS_S_TextOut("-----------------------------------------", 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
BeiYangOPOS.POS_S_TextOut("帐单号:" + FolioNo + @"#" + " " + "流水号:" + IdentNo,
0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
BeiYangOPOS.POS_S_TextOut("-----------------------------------------", 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
BeiYangOPOS.POS_S_TextOut("开台:" + OpenTableTime, 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
object obj_CurrentDateTime = GlobalData.m_globaldate.Sql.ExecuteScalar("SELECT GETDATE()");
if ((obj_CurrentDateTime != null) && (obj_CurrentDateTime != DBNull.Value))
{
BeiYangOPOS.POS_S_TextOut("结账:" + obj_CurrentDateTime.ToString(), 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
}
BeiYangOPOS.POS_S_TextOut("收银:" + GlobalData.m_globaldate.loginInfo.CurUserID + " " + "班别:" + GlobalData.m_globaldate.loginInfo.CurMktTitle,
0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
string[] tmpAcc = CashGuestAccountNo.Split(",".ToCharArray());
BeiYangOPOS.POS_S_TextOut("结账桌数:" + tmpAcc.Length.ToString() + " " + "消费人数:" + ConsumtPersons,
0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
BeiYangOPOS.POS_S_TextOut("-----------------------------------------", 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
if (tmpAcc.Length == 1)
BeiYangOPOS.POS_S_TextOut("消费项目名称 单价*数量 记账金额", 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_BOLD);
else BeiYangOPOS.POS_S_TextOut("台号 消费项目名称 单价*数量 记账金额", 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_BOLD);
BeiYangOPOS.POS_FeedLine();
BeiYangOPOS.POS_S_TextOut("-----------------------------------------", 0, 1, 1, opos.POS_FONT_TYPE_STANDARD, opos.POS_FONT_STYLE_NORMAL);
BeiYangOPOS.POS_FeedLine();
}

开钱箱:

/// <summary>
/// 执行开钱箱操作
/// </summary>
private void ExecuteOpenCashBoxOperate()
{

string PortType = POSSetting.OPOS_CFG_DS.OtherCFGSetDT.Rows[1][2].ToString();
DataRow dr = GetPortParaData(PortType);
if (dr != null)
{
bool IsOpen = false;
BeiYangOPOS BYOPOS = new BeiYangOPOS();
try
{
switch (PortType.Trim())
{
case "并口":
IsOpen = BYOPOS.OpenLPTPort(dr[1].ToString());
break;
case "串口":
SerialPort sPort = new SerialPort();
sPort.PortName = dr[1].ToString();
sPort.BaudRate = int.Parse(dr[2].ToString());
sPort.DataBits = int.Parse(dr[3].ToString());
sPort.StopBits = (StopBits)Enum.Parse(typeof(StopBits), dr[4].ToString());
sPort.Parity = (Parity)Enum.Parse(typeof(Parity), dr[5].ToString());
sPort.Handshake = (Handshake)Enum.Parse(typeof(Handshake), dr[6].ToString());
IsOpen = BYOPOS.OpenComPort(ref sPort);
sPort.Dispose();
break;
case "USB":
IsOpen = BYOPOS.OpenUSBPort(dr[1].ToString());
break;
case "驱动程序":
IsOpen = BYOPOS.OpenPrinter(dr[1].ToString());
break;
case "网口":
IsOpen = BYOPOS.OpenNetPort(dr[1].ToString());
break;
}
if (IsOpen)
{
IntPtr res = BeiYangOPOS.POS_KickOutDrawer(0x00, 100, 80);
if ((uint)res != BYOPOS.POS_SUCCESS)
LogManager.WriteLog("POSErr", "开钱箱失败!指令调用返回值:" + res.ToString());
BYOPOS.ClosePrinterPort();
}
}
catch (Exception ex)
{
LogManager.WriteLog("POSErr", ex.Message + Environment.NewLine + ex.StackTrace);
}
finally
{
BYOPOS.ClosePrinterPort();
}
}
else
{
MessageBox.Show("读取打印机端口和开钱箱指令对应的参数出错!请在前台参数中设置。");
return;
}
}

实时查询打印机状态,比如纸将尽,前盖已打开等。
Byte res = new Byte();
int ret = BeiYangOPOS.POS_NETQueryStatus(maskedTextBox1.Text.Trim(), out res);
StringBuilder sb = new StringBuilder();
if ((res & 0x10) == 0x10)
sb.AppendLine("打印机出错!");
if ((res & 0x02) == 0x02)
sb.AppendLine("打印机脱机!");
if ((res & 0x04) == 0x04)
sb.AppendLine("上盖打开!");
if ((res & 0x20) == 0x20)
sb.AppendLine("切刀出错!");
if ((res & 0x40) == 0x40)
sb.AppendLine("纸将尽!");
if ((res & 0x80) == 0x80)
sb.AppendLine("缺纸!");
if (sb.Length > 0)
MessageBox.Show(sb.ToString());
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