public void Test_TAGProcessorStateBase_SetGPSAccuracyState()
{
var state = new TAGProcessorStateBase();
Assert.Equal(GPSAccuracy.Unknown, state.GPSAccuracy);
state.SetGPSAccuracyState(GPSAccuracy.Fine, 1000);
Assert.True(state.GPSAccuracy == GPSAccuracy.Fine && state.GPSAccuracyErrorLimit == 1000, "Initial value incorrect");
}
public override bool ProcessUnsignedIntegerValue(TAGValueMatcherState state, TAGProcessorStateBase valueSink,
TAGDictionaryItem valueType, uint value)
{
bool result = valueType.Type == TAGDataType.t16bitUInt;
if (result)
{
GPSAccuracy Accuracy;
// Shift bits right so that we can check the top 2 bits
ushort WordToCheck = (ushort)(value >> 14); //16-bit UINT
switch (WordToCheck)
{
case 0:
Accuracy = GPSAccuracy.Fine;
break;
case 1:
Accuracy = GPSAccuracy.Medium;
break;
case 2:
Accuracy = GPSAccuracy.Coarse;
break;
default:
Accuracy = GPSAccuracy.Unknown;
break;
}
// Lose the top 2 bits; what remains is the error limit in mm
ushort ErrorLimit = (ushort)(value & 0x3fff);
valueSink.SetGPSAccuracyState(Accuracy, ErrorLimit);
}
return(result);
}
