public bool Write(byte[] mybyte)
{
if (this.iHandle != -1)
{
LptControl.OVERLAPPED oVERLAPPED = default(LptControl.OVERLAPPED);
int num = 0;
return(LptControl.WriteFile(this.iHandle, mybyte, mybyte.Length, ref num, ref oVERLAPPED));
}
throw new Exception("[Pos 3002] 不能连接到打印机!");
}
public bool Write(string Mystring)
{
if (this.iHandle != -1)
{
LptControl.OVERLAPPED oVERLAPPED = default(LptControl.OVERLAPPED);
int num = 0;
byte[] bytes = Encoding.GetEncoding("GB2312").GetBytes(Mystring);
return(LptControl.WriteFile(this.iHandle, bytes, bytes.Length, ref num, ref oVERLAPPED));
}
throw new Exception("[Pos 3001] 不能连接到打印机!");
}
public bool Close()
{
return(LptControl.CloseHandle(this.iHandle));
}
public bool Open()
{
this.iHandle = LptControl.CreateFile(this.LptStr, 1073741824u, 0, 0, 3, 0, 0);
return(this.iHandle != -1);
}
private string PrintNewList(List <PrintLineModel> lines)
{
if (lines == null || lines.Count == 0)
{
throw new Exception("[Pos 1000] 无打印数据！");
}
string appConfig = Utils.GetAppConfig("LptStr");
this.lc = new LptControl(appConfig);
if (!this.lc.Open())
{
throw new Exception("[Pos 1001] 设备驱动失败！");
}
try
{
LogTools.Info("开始打印");
#region 循环打印
for (int i = 0; i < lines.Count; i++)
{
PrintLineModel m = lines[i];
////LPT打印，不用手动隔行，因为它不会重叠
switch (m.type)
{
case 1:
//图片和条形码都视作图片打印
case 2:
this.lc.Write(new byte[]
{
27,
64
});
this.lc.Write(new byte[]
{
27,
33,
48
});
this.lc.Write(new byte[]
{
27,
97,
1
});
//打印图片或条形码
try
{
this.Print2Bitmap(m.content, "tmpBmp.bmp", m.splitLine);
}
catch (Exception ex)
{
string sErr = string.Format("[Pos 1003] 打印图片{0}，下载地址：{2}。\r\n异常：{1}"
, "tmpBmp.bmp", ex.ToString(), m.content);
//throw new Exception();
LogTools.Debug(sErr);
}
LptControl arg_164_0 = this.lc;
byte[] array = new byte[3];
array[0] = 27;
array[1] = 33;
arg_164_0.Write(array);
LptControl arg_186_0 = this.lc;
byte[] array2 = new byte[3];
array2[0] = 27;
array2[1] = 97;
arg_186_0.Write(array2);
//this.lc.Write(Environment.NewLine);
break;
case 3:
StringBuilder sb = new StringBuilder();
switch (m.fontSize)
{
case 1:
sb.Append(_1w1h);
break;
case 2:
sb.Append(_1w2h);
break;
case 3:
sb.Append(_2w2h);
break;
default:
break;
}
sb.Append(m.content + Environment.NewLine);
this.lc.Write(sb.ToString());
//LogTools.Info(string.Format("打印第{0}行，内容：{1}", i.ToString(), sb.ToString()));
for (int j = 0; j < m.splitLine - 2; i++)
{
this.lc.Write(" " + Environment.NewLine);
}
break;
default:
break;
}
}
#endregion
#region 打印尾巴
this.lc.Write(" " + Environment.NewLine);
this.lc.Write(" " + Environment.NewLine);
this.lc.Write(" " + Environment.NewLine);
this.lc.Write(" " + Environment.NewLine);
this.lc.Write(" " + Environment.NewLine);
this.lc.Write(" " + Environment.NewLine);
this.lc.Write(new byte[]
{
27,
100,
3
});
this.lc.Write(new byte[]
{
27,
109
});
LogTools.Info("打印完毕，切纸");
#endregion
return("");
}
catch (Exception ex4)
{
throw new Exception("[Pos 1005] 打印失败，" + ex4.Message);
}
finally
{
this.lc.Close();
}
}
