public void Add(Int32 row, Int32 column, XLCell cell)
{
Count++;
IncrementUsage(RowsUsed, row);
IncrementUsage(ColumnsUsed, column);
if (!RowsCollection.TryGetValue(row, out Dictionary <int, XLCell> columnsCollection))
{
columnsCollection = new Dictionary <int, XLCell>();
RowsCollection.Add(row, columnsCollection);
}
columnsCollection.Add(column, cell);
if (row > MaxRowUsed)
{
MaxRowUsed = row;
}
if (column > MaxColumnUsed)
{
MaxColumnUsed = column;
}
if (Deleted.TryGetValue(row, out HashSet <int> delHash))
{
delHash.Remove(column);
}
}
public void Remove(Int32 row, Int32 column)
{
Count--;
var rowRemoved = DecrementUsage(RowsUsed, row);
var columnRemoved = DecrementUsage(ColumnsUsed, column);
if (rowRemoved && row == MaxRowUsed)
{
MaxRowUsed = RowsUsed.Keys.Any()
? RowsUsed.Keys.Max()
: 0;
}
if (columnRemoved && column == MaxColumnUsed)
{
MaxColumnUsed = ColumnsUsed.Keys.Any()
? ColumnsUsed.Keys.Max()
: 0;
}
if (Deleted.TryGetValue(row, out HashSet <Int32> delHash))
{
if (!delHash.Contains(column))
{
delHash.Add(column);
}
}
else
{
delHash = new HashSet <int>();
delHash.Add(column);
Deleted.Add(row, delHash);
}
if (RowsCollection.TryGetValue(row, out Dictionary <Int32, XLCell> columnsCollection))
{
columnsCollection.Remove(column);
if (columnsCollection.Count == 0)
{
RowsCollection.Remove(row);
}
}
}