96 lines
2.9 KiB
C#
96 lines
2.9 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using LibUsbDotNet;
|
|
using LibUsbDotNet.Main;
|
|
|
|
namespace libpaperang.Interfaces {
|
|
public class USB : IPrinter {
|
|
// constants
|
|
private const ushort iV = 0x4348;
|
|
private const ushort iP = 0x5584;
|
|
private const short MaxDataSize = 1008;
|
|
|
|
// types
|
|
private struct UsbComms {
|
|
public Guid id;
|
|
public UsbDevice handle;
|
|
public IUsbDevice iface;
|
|
public UsbEndpointReader rx;
|
|
public UsbEndpointWriter tx;
|
|
}
|
|
private UsbComms Printer;
|
|
private BaseTypes.Model iModel;
|
|
public short LineWidth {
|
|
get {
|
|
switch (iModel) {
|
|
case BaseTypes.Model.P1: return 48;
|
|
case BaseTypes.Model.P2: return 72;
|
|
case BaseTypes.Model.P2S: return 72; //assumption
|
|
case BaseTypes.Model.T1: throw new PrinterVariantNotSupportedException();
|
|
default: throw new InvalidOperationException();
|
|
}
|
|
}
|
|
}
|
|
|
|
public BaseTypes.Connection ConnectionMethod => BaseTypes.Connection.USB;
|
|
public BaseTypes.Model PrinterVariant => iModel;
|
|
public BaseTypes.State Status => BaseTypes.State.Offline;
|
|
public List<BaseTypes.Printer> AvailablePrinters {
|
|
get {
|
|
List<BaseTypes.Printer> _=new List<BaseTypes.Printer>();
|
|
(from d in UsbDevice.AllDevices
|
|
where d.Vid == iV &&
|
|
d.Pid == iP
|
|
select d).ToList().ForEach(d => _.Add(new BaseTypes.Printer {
|
|
Id = d.DeviceInterfaceGuids.First(),
|
|
CommsMethod = BaseTypes.Connection.USB,
|
|
Address = d.DeviceProperties["Address"].ToString(),
|
|
Instance = d
|
|
}));
|
|
return _;
|
|
}
|
|
}
|
|
|
|
public bool PrinterAvailable => AvailablePrinters.Count > 0;
|
|
|
|
public bool PrinterInitialised => false;
|
|
|
|
public bool PrinterOpen => false;
|
|
|
|
public void ClosePrinter() {
|
|
Printer.rx?.Dispose();
|
|
Printer.tx?.Dispose();
|
|
_=Printer.iface?.ReleaseInterface(0);
|
|
_=Printer.iface?.Close();
|
|
_=Printer.handle?.Close();
|
|
}
|
|
public void Deinitialise() => throw new NotImplementedException();
|
|
public void Initialise() {
|
|
if (!PrinterOpen || !Printer.handle.IsOpen) throw new PrinterNotInitialisedException();
|
|
//WinUSB-specific
|
|
Printer.iface=Printer.handle as IUsbDevice;
|
|
Printer.iface?.SetConfiguration(1);
|
|
Printer.iface?.ClaimInterface(0);
|
|
Printer.rx=Printer.handle.OpenEndpointReader(ReadEndpointID.Ep01);
|
|
Printer.tx=Printer.handle.OpenEndpointWriter(WriteEndpointID.Ep02);
|
|
|
|
}
|
|
public void OpenPrinter(BaseTypes.Printer printer) {
|
|
bool res;
|
|
try {
|
|
res=((UsbRegistry)printer.Instance).Open(out Printer.handle);
|
|
} catch (Exception) {
|
|
throw new PrinterNotAvailableException();
|
|
}
|
|
if (!res) throw new PrinterNotAvailableException();
|
|
}
|
|
}
|
|
public bool[] ReadBytes() => throw new NotImplementedException();
|
|
public void WriteBytes(byte[] packet) => throw new NotImplementedException();
|
|
public void WriteBytes(byte[] packet, int delay) => throw new NotImplementedException();
|
|
|
|
public USB(BaseTypes.Model model) => iModel = model;
|
|
}
|
|
}
|