/// <summary>
/// Get possible ions for <paramref name="sequence"/>
/// </summary>
/// <param name="sequence"></param>
/// <returns></returns>
public IEnumerable <Ion> GetPossibleIons(Sequence sequence)
{
var cutComposition = sequence.Composition;
var terminalResidue = IsPrefixIon ? sequence[sequence.Count - 1] : sequence[0];
return(BaseIonType.GetPossibleCompositions(terminalResidue)
.Select(offsetComposition => cutComposition + offsetComposition - NeutralLoss.Composition)
.Select(comp => new Ion(comp, Charge)));
}
/// <summary>
/// Get possible ions for <paramref name="cutComposition"/> and <paramref name="terminalResidue"/>
/// </summary>
/// <param name="cutComposition"></param>
/// <param name="terminalResidue"></param>
/// <returns></returns>
public IEnumerable <Ion> GetPossibleIons(Composition.Composition cutComposition, AminoAcid terminalResidue)
{
return(BaseIonType.GetPossibleCompositions(terminalResidue)
.Select(offsetComposition => cutComposition + offsetComposition - NeutralLoss.Composition)
.Select(comp => new Ion(comp, Charge)));
}