value method
Implementation
@override
double value() {
if (result != null) {
return result!;
}
if (isValid) {
final pipPrecision = state.pipPrecision!;
final priceA = state.priceA!.toString();
final priceB = state.priceB!.toString();
final decimalMultiplicator = pow(10, pipPrecision).toString();
final dPriceA = Decimal.parse(priceA);
final dPriceB = Decimal.parse(priceB);
final dDelta = dPriceA - dPriceB;
final dDecimalMultiplicator = Decimal.parse(decimalMultiplicator);
final dResult = dDelta * dDecimalMultiplicator;
final absoluteResult = dResult.toDouble().abs();
return (result = double.parse(absoluteResult.toStringAsFixed(1)));
}
return 0;
}