public override CompositePosition GetTopLeft(CompositeRange range)
{
if (!range.IsEmpty)
{
return(new CompositePosition(range.Type, range.Row, range.Column));
}
return(CompositePosition.Empty);
}
public override List <int> GetColumnIndexes(CompositeRange range)
{
List <int> list = new List <int>();
for (int i = 0; i < range.ColumnCount; i++)
{
list.Add(range.Column + i);
}
return(list);
}
int GetCurrentPageIndex(CompositePosition position)
{
IList <CompositeRange> selections = Selections;
for (int i = selections.Count - 1; i >= 0; i--)
{
CompositeRange fixedRange = GetFixedRange(selections[i]);
if (((position.Column >= fixedRange.Column) && (position.Column <= fixedRange.EndColumn)) && ((position.Row >= fixedRange.Row) && (position.Row <= fixedRange.EndRow)))
{
return(i);
}
}
return(-1);
}
CompositePosition GetNextCellInRange(CompositeRange range, int rowDataIndex, List <int> columnIndexes, int startColumnDataIndex, out CompositePosition newStartPosition)
{
CompositePosition position = GetNextCellInRow(rowDataIndex, columnIndexes, startColumnDataIndex, out newStartPosition);
if (position.IsEmpty)
{
for (int i = rowDataIndex + 1; i <= range.EndRow; i++)
{
position = GetNextCellInRow(i, columnIndexes, -1, out newStartPosition);
if (!position.IsEmpty)
{
return(position);
}
}
}
return(position);
}
public virtual bool ShouldNavigateInSelection()
{
if (Selections.Count == 0)
{
return(false);
}
if (Selections.Count <= 1)
{
CompositeRange fixedRange = GetFixedRange(Selections[0]);
CompositePosition topLeft = GetTopLeft(fixedRange);
if (fixedRange.RowCount <= GetRowSpan(topLeft))
{
return(fixedRange.ColumnCount > GetColumnSpan(topLeft));
}
}
return(true);
}
CompositePosition GetPreviousCellInRange(CompositeRange range, int rowDataIndex, List <int> columnIndexes, int startColumnDataIndex, out CompositePosition newStartPosition)
{
CompositePosition position = GetPreviousCellInRow(rowDataIndex, columnIndexes, startColumnDataIndex, out newStartPosition);
if (position.IsEmpty)
{
for (int i = rowDataIndex - 1; i >= range.Row; i--)
{
position = GetPreviousCellInRow(i, columnIndexes, CompositeColumnCount, out newStartPosition);
if (!position.IsEmpty)
{
return(position);
}
}
}
return(position);
}
public override CompositeRange GetFixedRange(CompositeRange range)
{
int compositeRowCount = CompositeRowCount;
int compositeColumnCount = CompositeColumnCount;
if ((range.Row == -1) && (range.Column == -1))
{
return(new CompositeRange(DataSheetElementType.Cell, 0, 0, compositeRowCount, compositeColumnCount));
}
if (range.Row == -1)
{
return(new CompositeRange(DataSheetElementType.Cell, 0, range.Column, compositeRowCount, range.ColumnCount));
}
if (range.Column == -1)
{
return(new CompositeRange(DataSheetElementType.Cell, range.Row, 0, range.RowCount, compositeColumnCount));
}
return(new CompositeRange(DataSheetElementType.Cell, range.Row, range.Column, range.RowCount, range.ColumnCount));
}
public static CompositeRange GetFixedRange(this CompositeRange comRange, int rowCount, int columnCount)
{
CompositeRange empty = CompositeRange.Empty;
if ((comRange.Row != -1) && (comRange.Column != -1))
{
return(new CompositeRange(DataSheetElementType.Cell, comRange.Row, comRange.Column, comRange.RowCount, comRange.ColumnCount));
}
if ((comRange.Row == -1) && (comRange.Column != -1))
{
return(new CompositeRange(DataSheetElementType.Cell, 0, comRange.Column, rowCount, comRange.ColumnCount));
}
if ((comRange.Row != -1) && (comRange.Column == -1))
{
return(new CompositeRange(DataSheetElementType.Cell, comRange.Row, 0, comRange.RowCount, columnCount));
}
if ((comRange.Row == -1) && (comRange.Column == -1))
{
empty = new CompositeRange(DataSheetElementType.Cell, 0, 0, rowCount, columnCount);
}
return(empty);
}
public abstract CompositeRange GetFixedRange(CompositeRange range);
public abstract List <int> GetColumnIndexes(CompositeRange range);
public abstract CompositePosition GetTopLeft(CompositeRange range);
