/// <summary>
/// Returns the highest precedence data type
/// </summary>
/// <param name="Affinity">A collection of cell afffinities</param>
/// <returns>The highest cell precedence</returns>
public static CellAffinity Highest(IEnumerable <CellAffinity> Affinity)
{
if (Affinity.Count() == 0)
{
return(CellAffinity.BOOL);
}
else if (Affinity.Count() == 1)
{
return(Affinity.First());
}
CellAffinity a = CellAffinity.BOOL;
foreach (CellAffinity b in Affinity)
{
a = CellAffinityHelper.Highest(a, b);
}
return(a);
}
/// <summary>
/// Returns the lowest precedence data type
/// </summary>
/// <param name="Affinity">A collection of cell afffinities</param>
/// <returns>The lowest cell precedence</returns>
public static CellAffinity Lowest(IEnumerable <CellAffinity> Affinity)
{
if (Affinity.Count() == 0)
{
return(CellAffinity.CSTRING);
}
else if (Affinity.Count() == 1)
{
return(Affinity.First());
}
CellAffinity a = CellAffinity.CSTRING;
foreach (CellAffinity b in Affinity)
{
a = CellAffinityHelper.Lowest(a, b);
}
return(a);
}
public static CellArray Identity(int Dimension, CellAffinity Type)
{
if (!CellAffinityHelper.IsNumeric(Type))
{
return(new CellArray());
}
Cell zero = CellValues.Zero(Type);
Cell one = CellValues.One(Type);
CellArray x = CellArray.Matrix(Dimension, Dimension);
for (int i = 0; i < Dimension; i++)
{
for (int j = 0; j < Dimension; j++)
{
x[i].ARRAY[j] = (i == j ? one : zero);
}
}
return(x);
}
public static int Compare(Cell A, Cell B)
{
if (A.NULL == 1 && B.NULL == 1)
{
return(0);
}
else if (A.NULL == 1)
{
return(1);
}
else if (B.NULL == 1)
{
return(-1);
}
CellAffinity max = CellAffinityHelper.Highest(A.AFFINITY, B.AFFINITY);
if (A.AFFINITY == B.AFFINITY)
{
if (A.AFFINITY == CellAffinity.BOOL)
{
return(A.BOOL == B.BOOL ? 0 : (A.BOOL ? 1 : -1));
}
else if (A.AFFINITY == CellAffinity.DATE_TIME)
{
return(DateTime.Compare(A.DATE, B.DATE));
}
else if (A.AFFINITY == CellAffinity.BYTE)
{
return(A.BYTE == B.BYTE ? 0 : (A.BYTE < B.BYTE ? -1 : 1));
}
else if (A.AFFINITY == CellAffinity.SHORT)
{
return(A.SHORT == B.SHORT ? 0 : (A.SHORT < B.SHORT ? -1 : 1));
}
else if (A.AFFINITY == CellAffinity.INT)
{
return(A.INT == B.INT ? 0 : (A.INT < B.INT ? -1 : 1));
}
else if (A.AFFINITY == CellAffinity.LONG)
{
return(A.LONG == B.LONG ? 0 : (A.LONG < B.LONG ? -1 : 1));
}
else if (A.AFFINITY == CellAffinity.SINGLE)
{
return(A.SINGLE == B.SINGLE ? 0 : (A.SINGLE < B.SINGLE ? -1 : 1));
}
else if (A.AFFINITY == CellAffinity.DOUBLE)
{
return(A.DOUBLE == B.DOUBLE ? 0 : (A.DOUBLE < B.DOUBLE ? -1 : 1));
}
else if (A.AFFINITY == CellAffinity.BINARY)
{
return(ByteArrayCompare(A.BINARY, B.BINARY));
}
else if (A.AFFINITY == CellAffinity.BSTRING)
{
return(BString.CompareStrict(A.BSTRING, B.BSTRING));
}
else if (A.Affinity == CellAffinity.CSTRING || A.Affinity == CellAffinity.TREF)
{
return(StringComparer.OrdinalIgnoreCase.Compare(A.CSTRING, B.CSTRING));
}
else if (A.AFFINITY == CellAffinity.ARRAY)
{
// Minimums //
if ((A.ARRAY.IsMin && !B.ARRAY.IsMin) || (!A.ARRAY.IsMax && B.ARRAY.IsMax))
{
return(-1);
}
if ((!A.ARRAY.IsMin && B.ARRAY.IsMin) || (A.ARRAY.IsMax && !B.ARRAY.IsMax))
{
return(1);
}
if ((A.ARRAY.IsMin && B.ARRAY.IsMin) || (A.ARRAY.IsMax && B.ARRAY.IsMax))
{
return(01);
}
if (A.ARRAY.Count != B.ARRAY.Count)
{
return(A.ARRAY.Count > B.ARRAY.Count ? 1 : -1);
}
for (int i = 0; i < A.ARRAY.Count; i++)
{
int v = Compare(A.ARRAY[i], B.ARRAY[i]);
if (v != 0)
{
return(v);
}
}
return(0);
}
}
else
{
if (max == CellAffinity.ARRAY)
{
return(1);
}
if (max == CellAffinity.TREF)
{
return(StringComparer.OrdinalIgnoreCase.Compare(A.valueTREF, B.valueTREF));
}
if (max == CellAffinity.CSTRING)
{
return(StringComparer.OrdinalIgnoreCase.Compare(A.valueCSTRING, B.valueCSTRING));
}
else if (max == CellAffinity.BSTRING)
{
return(BString.CompareStrict(A.valueBSTRING, B.valueBSTRING));
}
else if (max == CellAffinity.BINARY)
{
return(ByteArrayCompare(A.valueBINARY, B.valueBINARY));
}
else if (max == CellAffinity.DOUBLE)
{
return(A.valueDOUBLE == B.valueDOUBLE ? 0 : (A.valueDOUBLE < B.valueDOUBLE ? -1 : 1));
}
else if (max == CellAffinity.SINGLE)
{
return(A.valueSINGLE == B.valueSINGLE ? 0 : (A.valueSINGLE < B.valueSINGLE ? -1 : 1));
}
else if (max == CellAffinity.LONG)
{
return(A.valueLONG == B.valueLONG ? 0 : (A.valueLONG < B.valueLONG ? -1 : 1));
}
else if (max == CellAffinity.INT)
{
return(A.valueINT == B.valueINT ? 0 : (A.valueINT < B.valueINT ? -1 : 1));
}
else if (max == CellAffinity.SHORT)
{
return(A.valueSHORT == B.valueSHORT ? 0 : (A.valueSHORT < B.valueSHORT ? -1 : 1));
}
else if (max == CellAffinity.BYTE)
{
return(A.valueBYTE == B.valueBYTE ? 0 : (A.valueBYTE < B.valueBYTE ? -1 : 1));
}
else if (max == CellAffinity.DATE_TIME)
{
return(DateTime.Compare(A.valueDATE_TIME, B.valueDATE_TIME));
}
else if (max == CellAffinity.BOOL)
{
return(A.valueBOOL == B.valueBOOL ? 0 : (A.valueBOOL ? 1 : -1));
}
}
return(0);
}
