private NormalizationStatus CheckWeights(List <dtoItemWeight> weights, Boolean isFuzzy, Boolean autoUpdateWeights)
{
NormalizationStatus nStatus = NormalizationStatus.none;
if (weights.Any(i => !String.IsNullOrWhiteSpace(i.Value)))
{
LM.MathLibrary.Extensions.FuzzyExtension.Normalization status;
TriangularFuzzyNumber[] w = null;
try
{
if (isFuzzy)
{
w = weights.Select(i => TriangularFuzzyNumber.Parse(i.Value)).ToArray();
}
else
{
w = weights.Select(i => new TriangularFuzzyNumber(long.Parse(i.Value))).ToArray();
}
w = w.NormalizeWeights(out status).ToArray();
if (status == FuzzyExtension.Normalization.normalizable)
{
Int32 index = 0;
foreach (TriangularFuzzyNumber i in w)
{
if (w[index] != null)
{
weights[index].Value = (isFuzzy ? w[index].ToString() : w[index].ToCrispy().ToString());
}
else
{
weights[index].Value = "";
}
index++;
}
if (autoUpdateWeights)
{
View.UpdateWeights(weights);
}
}
}
catch (Exception ex)
{
status = FuzzyExtension.Normalization.none;
}
nStatus = TranslateStatus(status);
}
View.CurrentNormalization = nStatus;
return(nStatus);
}
public Boolean CheckWeightsNormalization(List <dtoItemWeight> weights, Boolean isFuzzy, Boolean autoUpdateWeights)
{
NormalizationStatus nStatus = CheckWeights(weights, isFuzzy, autoUpdateWeights);
switch (nStatus)
{
case NormalizationStatus.normalized:
View.HideNormalizationMessage();
return(true);
case NormalizationStatus.normalizable:
View.DisplayNormalizationMessage(nStatus);
return(true);
default:
View.DisplayNormalizationMessage(nStatus);
return(false);
}
}
