private void ProcessSystemEvent(CommandBuffer.Command newCommand)
{
if (SystemEvent != null)
{
SystemEvent(this, (SystemEventType)newCommand.CommandId, new SystemEventParameter());
}
}
private void Serial_DataReceived()
{
while (true)
{
if (ReceiveBuffer.AddByte((byte)Serial.ReadByte()))
{
var newCommand = ReceiveBuffer.LastCommand;
string error = ProcessCommonErrors(newCommand.CommandId, false);
if (error != null)
{
LastCommand = null;
NewResponseEvent.Set();
Debug.Print("Nextion error: " + error);
continue;
}
switch (newCommand.CommandId)
{
case 0x65:
#if DEBUG
Debug.Print("New touch event - component");
#endif
ProcessTouchComponent(newCommand);
break;
case 0x67:
#if DEBUG
Debug.Print("New touch event - XY");
#endif
ProcessTouchXY(newCommand);
break;
case 0x68:
#if DEBUG
Debug.Print("New touch event - Sleep mode");
#endif
ProcessTouchXY(newCommand);
break;
case (byte)SystemEventType.AutomaticSleepMode:
case (byte)SystemEventType.AutomaticWakeUp:
#if DEBUG
Debug.Print("System event");
#endif
ProcessSystemEvent(newCommand);
break;
default:
LastCommand = newCommand;
#if DEBUG
Debug.Print("New command received: " + newCommand.CommandId.ToString("X2"));
#endif
NewResponseEvent.Set();
break;
}
}
}
}
private void ProcessTouchComponent(CommandBuffer.Command newCommand)
{
var data = newCommand.GetBuffer();
if (data == null || data.Length != 3)
{
return;
}
if (TouchEvent != null)
{
TouchEvent(this, new TouchEventArgs(Controls)
{
PageId = data[0],
ControlIndex = data[1],
Press = data[2] == 0x1,
});
}
}
private void ProcessTouchXY(CommandBuffer.Command newCommand)
{
var data = newCommand.GetBuffer();
if (data == null || data.Length != 5)
{
return;
}
if (TouchXYEvent != null)
{
TouchXYEvent(this, new TouchEventXYArgs()
{
X = data[0] << 8 | data[1],
Y = data[2] << 8 | data[3],
Press = data[4] == 0x1,
SleepMode = newCommand.CommandId == 0x68,
});
}
}
private void EnsureResponseCommandId(CommandBuffer.Command command, byte expectedId)
{
EnsureResponseCommandId(command.CommandId, expectedId);
}
