PrinterHelper.cs
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using OnlineStore.Common;
using System;
using System.Collections.Generic;
using System.Drawing.Imaging;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace DeviceLibrary
{
public class PrinterHelper
{
private Asa.PrintLabel print;
ZebraPrinterHelper.ZebraManger zebraManger;
string Port;
public PrinterHelper() {
print = new Asa.PrintLabel(Application.StartupPath + "\\Label",300);
}
public bool Connection(string port) {
Port = port;
if (port.ToLower()=="usb")
zebraManger = new ZebraPrinterHelper.ZebraManger("", ZebraPrinterHelper.ConnectionType.UsbDirect);
else
zebraManger = new ZebraPrinterHelper.ZebraManger(Port, ZebraPrinterHelper.ConnectionType.Network);
if (!zebraManger.Connection(out string msg))
{
LogUtil.error(msg);
return false;
}
else
return true;
}
public void Close() {
zebraManger.Close();
}
public void EditLabel() {
print.EditLabel();
}
public string[] GetLabelList() {
return print.GetLabelName();
}
public Task<(bool,string)> PrintLabel(ReelParam reel,string labelname)
{
return Task.Run(() =>
{
//string labelname = Setting_Init.Printer_Labelname;
Dictionary<string, string> data = new Dictionary<string, string>();
data.Add("PN", reel.PN);
data.Add("LOT", reel.LOT);
data.Add("EXP", reel.EXP);
data.Add("SN", reel.SN);
data.Add("Time1", DateTime.Now.ToString("MM-dd-yyyy HH:mm:ss"));
data.Add("Time2", DateTime.Now.AddHours(4).ToString("MM-dd-yyyy HH:mm:ss"));
data.Add("Time3", DateTime.Now.AddHours(5*24+4).ToString("MM-dd-yyyy HH:mm:ss"));
data.Add("datetime", DateTime.Now.ToString());
LogUtil.info($"打印标签:{reel.ToDetailStr()}");
var result = Print(labelname, data, out string msg);
//Task.Delay(500).Wait();
return (result,msg);
});
}
bool Print(string labelname,Dictionary<string, string> data,out string msg) {
msg = "";
print.LoadLabel(labelname);
var bmp = print.PrintPreview(data);
//LogUtil.info("标签图像生成");
//bmp.Save("currentlabel.bmp");
try
{
//if (!zebraManger.PrintImage(bmp,bmp.Width*3, bmp.Height * 3, out msg, false))
if (!zebraManger.PrintImage(bmp, out msg, false))
{
LogUtil.error(msg);
return false;
}
}
catch (Exception ex)
{
LogUtil.error(ex.ToString());
return false;
}
finally
{
bmp.Dispose();
}
return true;
}
public Task<(bool, string)> IsLabelOnPeeler()
{
return Task.Run(() =>
{
return (zebraManger.IsLabelOnPeeler,"");
});
}
public Bitmap ConvertTo24bppTo1bpp(Bitmap SrcImg)
{
unsafe
{
byte* SrcPointer, DestPointer;
int Width, Height, SrcStride, DestStride;
int X, Y, Index, Sum; ;
Bitmap DestImg = new Bitmap(SrcImg.Width, SrcImg.Height, PixelFormat.Format1bppIndexed);
BitmapData SrcData = new BitmapData();
SrcImg.LockBits(new Rectangle(0, 0, SrcImg.Width, SrcImg.Height), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb, SrcData);
BitmapData DestData = new BitmapData();
DestImg.LockBits(new Rectangle(0, 0, SrcImg.Width, SrcImg.Height), ImageLockMode.ReadWrite, PixelFormat.Format1bppIndexed, DestData);
Width = SrcImg.Width; Height = SrcImg.Height; SrcStride = SrcData.Stride; DestStride = DestData.Stride;
for (Y = 0; Y < Height; Y++)
{
SrcPointer = (byte*)SrcData.Scan0 + Y * SrcStride;
DestPointer = (byte*)DestData.Scan0 + Y * DestStride;
Index = 7; Sum = 0;
for (X = 0; X < Width; X++)
{
if (*SrcPointer + (*(SrcPointer + 1) << 1) + *(SrcPointer + 2) >= 512) Sum += (1 << Index);
if (Index == 0)
{
*DestPointer = (byte)Sum;
Sum = 0;
Index = 7;
DestPointer++;
}
else
Index--;
SrcPointer += 3;
}
if (Index != 7) *DestPointer = (byte)Sum;
}
SrcImg.UnlockBits(SrcData);
DestImg.UnlockBits(DestData);
return DestImg;
}
}
}
}