/// <devdoc>
/// <para>Converts the given object to a <see cref='Gu.Units.SpeedUnit'/>
/// object.</para>
/// </devdoc>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
var text = value as string;
if (text != null)
{
SpeedUnit result;
if (SpeedUnit.TryParse(text, out result))
{
return(result);
}
var message = $"Could not convert the string '{text}' to an instance of SpeedUnit)";
throw new NotSupportedException(message);
}
return(base.ConvertFrom(context, culture, value));
}
public bool Equals(SpeedUnit other)
{
return(this.symbol == other.symbol);
}
public static bool TryParse(string text, out SpeedUnit result)
{
return(UnitParser <SpeedUnit> .TryParse(text, out result));
}
public string ToString(string format, IFormatProvider formatProvider, SpeedUnit unit)
{
var quantity = unit.FromSiUnit(this.metresPerSecond);
return(string.Format("{0}{1}", quantity.ToString(format, formatProvider), unit.Symbol));
}
/// <summary>
/// Initializes a new instance of <see cref="T:Gu.Units.Speed"/>.
/// </summary>
/// <param name="value"></param>
/// <param name="unit"><see cref="T:Gu.Units.MetresPerSecond"/>.</param>
public Speed(double value, SpeedUnit unit)
{
this.metresPerSecond = unit.ToSiUnit(value);
}
/// <summary>
/// Creates a new instance of <see cref="T:Gu.Units.Speed"/>.
/// </summary>
/// <param name="value"></param>
/// <param name="unit"></param>
public static Speed From(double value, SpeedUnit unit)
{
return(new Speed(unit.ToSiUnit(value)));
}