/// <summary>
/// Choose the minimum and maximum number of field indices as column boundary.
/// </summary>
public void GetPseudoColumns(out int firstPseudoColumn, out int lastPseudoColumn)
{
var fieldIndices = XFields.Union(YFields).Select(f => f.Index);
firstPseudoColumn = fieldIndices.Min();
lastPseudoColumn = fieldIndices.Max();
}
public override int GetHashCode()
{
var hashCode = -1959644465;
hashCode = hashCode * -1521134295 + XFields?.Count.GetHashCode() ?? 0;
hashCode = hashCode * -1521134295 + XFields?.Select(field => field.GetHashCode()).Aggregate(0, (acc, val) => acc ^ val) ?? 0;
hashCode = hashCode * -1521134295 + YFields?.Count.GetHashCode() ?? 0;
hashCode = hashCode * -1521134295 + YFields?.Select(field => field.GetHashCode()).Aggregate(0, (acc, val) => acc ^ val) ?? 0;
hashCode = hashCode * -1521134295 + Grouping?.GetHashCode() ?? 0;
hashCode = hashCode * -1521134295 + CType.GetHashCode();
hashCode = hashCode * -1521134295 + Orientation.GetHashCode();
hashCode = hashCode * -1521134295 + FirstIndex.GetHashCode();
hashCode = hashCode * -1521134295 + LastIndex.GetHashCode();
return(hashCode);
}
