public virtual bool SetOption(TunerOption Option, ref byte Value)
{
bool notexact = false;
CheckOption(Option, ref Value, ref notexact);
AcceptOption(Option, Value);
return(!notexact);
}
protected void AcceptOption(TunerOption Option, byte Value)
{
if (_options[(int)Option] != Value)
{
_options[(int)Option] = Value;
if (OptionChanged != null)
{
OptionChanged(this, new TunerOptionChangedEventArgs(Option));
}
}
}
protected bool CheckOption(TunerOption Option, ref byte Value, ref bool notexact)
{
switch (Option)
{
case TunerOption.Filter:
case TunerOption.Frequency:
case TunerOption.Mode:
case TunerOption.Signal:
Value = 0;
notexact = true;
return(false);
case TunerOption.AGC:
case TunerOption.Attenuator:
case TunerOption.NoiseBlanker:
case TunerOption.StereoMono:
case TunerOption.VSC:
if (Value > 1)
{
Value = 1;
}
return(Value != _options[(int)Option]);
case TunerOption.IfShift:
case TunerOption.Squelch:
case TunerOption.Volume:
return(Value != _options[(int)Option]);
case TunerOption.RadioText:
Value = 1;
return(true);
default:
return(true);
}
}
public TunerOptionChangedEventArgs(TunerOption option)
{
Option = option;
}
public virtual byte GetOption(TunerOption Option)
{
return(_options[(int)Option]);
}
public virtual bool SetOption(TunerOption Option, byte Value)
{
return(SetOption(Option, ref Value));
}
