public Span(int start, int length, bool isColumn, double value)
{
Start = start;
Length = length;
IsColumn = isColumn;
Requested = value;
Key = new SpanKey(Start, Length, IsColumn);
}
/// <summary>
/// Helper method to register a span information for delayed processing.
/// </summary>
/// <param name="store">Reference to a hashtable object used as storage.</param>
/// <param name="start">Span starting index.</param>
/// <param name="count">Span count.</param>
/// <param name="u"><c>true</c> if this is a column span. <c>false</c> if this is a row span.</param>
/// <param name="value">Value to store. If an entry already exists the biggest value is stored.</param>
private static void RegisterSpan(
ref Hashtable store,
int start,
int count,
bool u,
double value)
{
if (store == null)
{
store = new Hashtable();
}
SpanKey key = new SpanKey(start, count, u);
object o = store[key];
if ( o == null
|| value > (double)o )
{
store[key] = value;
}
}
