public ShadowProxy(ValueProxy proxy)
{
_value = proxy.Value;
_valueCode = proxy.GetValueCode();
_isNumeric = proxy.IsNumeric();
}
protected override ValueProxy Mul(ValueProxy value)
{
if (value.IsNumeric())
return new Proxy(DayTimeDurationValue.Multiply(_value, Convert.ToDouble(value)));
throw new OperatorMismatchException(Funcs.Mul, _value, value.Value);
}
protected override ValueProxy Div(ValueProxy value)
{
if (value.IsNumeric())
return new Proxy(DayTimeDurationValue.Divide(_value, Convert.ToDouble(value)));
else if (value.GetValueCode() == DayTimeDurationValue.ProxyValueCode)
return new DataEngine.CoreServices.Proxy.DecimalProxy(
DayTimeDurationValue.Divide(_value, (DayTimeDurationValue)value.Value));
else
throw new OperatorMismatchException(Funcs.Div, _value, value.Value);
}
protected override ValueProxy Promote(ValueProxy val)
{
if (val.IsNumeric())
return new ShadowProxy(val);
if (val.GetValueCode() == DurationValue.ProxyValueCode)
{
DurationValue duration = (DurationValue)val.Value;
return new Proxy(new DayTimeDurationValue(duration.LowPartValue));
}
throw new InvalidCastException();
}
