public void SetCommands(AdapterCommand commands)
{
if ((int)commands == 0)
{
return;
}
if ((commands & AdapterCommand.Select) == AdapterCommand.Select)
{
SqlBuilder.GetSelectCommand(this);
}
if (ReadOnly && commands != AdapterCommand.Select)
{
throw new ErrorOperationException("当前是只读状态，无法设置Insert/Update/Delete的Command", this);
}
if ((commands & AdapterCommand.Insert) == AdapterCommand.Insert)
{
SqlBuilder.GetInsertCommand(this);
}
if ((commands & AdapterCommand.Update) == AdapterCommand.Update)
{
SqlBuilder.GetUpdateCommand(this);
}
if ((commands & AdapterCommand.Delete) == AdapterCommand.Delete)
{
SqlBuilder.GetDeleteCommand(this);
}
fCommands = commands & (AdapterCommand.Insert | AdapterCommand.Update | AdapterCommand.Delete);
}
public void RecvCommand(ushort commandWord)
{
//
// Control of the adapter, ROS, and printer is accomplished with 16-bit commands.
// The high-order 4 bits of the command give a command code; the remaining 12 bits are
// used as an argument to the command.
//
_lastCommand = commandWord;
AdapterCommand command = (AdapterCommand)(commandWord >> 12);
int argument = commandWord & 0xfff;
switch (command)
{
case AdapterCommand.BufferReset:
break;
case AdapterCommand.SetScales:
_testMode = (argument & 0x1) != 0;
_commandBeamOn = (argument & 0x2) != 0;
_commandLocal = (argument & 0x4) != 0;
_testPageSync = (argument & 0x8) != 0;
_extendVideo = (argument & 0x20) != 0;
_motorScale = (argument & 0x1c0) >> 6;
_bitScale = (argument & 0xe00) >> 9;
Log.Write(LogComponent.DoverROS, "TestMode {0} CommandBeamOn {1} CommandLocal {2} TestPageSync {3} ExtendVideo {4} MotorScale {5} BitScale {6}",
_testMode,
_commandBeamOn,
_commandLocal,
_testPageSync,
_extendVideo,
_motorScale,
_bitScale);
break;
case AdapterCommand.SetBitClockRegister:
_bitClock = argument;
Log.Write(LogComponent.DoverROS, "BitClock set to {0}", argument);
break;
case AdapterCommand.SetMotorSpeedRegister:
_motorSpeed = argument;
Log.Write(LogComponent.DoverROS, "MotorSpeed set to {0}", argument);
break;
case AdapterCommand.SetLineSyncDelayRegister:
_lineSyncDelay = argument;
Log.Write(LogComponent.DoverROS, "LineSyncDelay set to {0}", argument);
break;
case AdapterCommand.SetPageSyncDelayRegister:
_pageSyncDelay = argument;
Log.Write(LogComponent.DoverROS, "PageSyncDelay set to {0}", argument);
break;
case AdapterCommand.ExternalCommand1:
bool lastPrintRequest = (_externalCommand1 & 0x1) == 0;
_externalCommand1 = argument;
//
// Dover uses the low-order bit to provide the PrintRequest signal.
// A 0-to-1 transition of the bit tells the printer to start feeding
// sheets.
//
Log.Write(LogComponent.DoverROS, "ExternalCommand1 written {0}", argument);
if (lastPrintRequest && (_externalCommand1 & 0x1) != 0)
{
PrintRequest();
}
break;
case AdapterCommand.ExternalCommand2:
_videoGate = argument;
Log.Write(LogComponent.DoverROS, "VideoGate set to {0}", argument);
break;
default:
Log.Write(LogType.Error, LogComponent.DoverROS,
String.Format("Unhandled ROS command {0}", command));
break;
}
}
