protected override CalcExpression VisitExternalCellExpression(CalcExternalCellExpression expr, int baseRow, int baseColumn)
{
int num2;
int num4;
int oldIndex = this._isRow ? baseRow : baseColumn;
this.GetCellOffset(oldIndex, out num2);
if ((base.CurrentCalcSource == null) || (base.CurrentCalcSource != expr.Source))
{
if (oldIndex == num2)
{
return(expr);
}
if (this._isRow)
{
return(expr.Offset(oldIndex - num2, 0, false, true));
}
return(expr.Offset(0, oldIndex - num2, false, true));
}
if (this._isFullBand && ((this._isRow && expr.RowRelative) || (!this._isRow && expr.ColumnRelative)))
{
return(expr);
}
CalcExternalCellIdentity id = expr.GetId(baseRow, baseColumn) as CalcExternalCellIdentity;
int num3 = this._isRow ? id.RowIndex : id.ColumnIndex;
this.GetCellOffset(num3, out num4);
if (num4 == -2147483648)
{
return(new CalcErrorExpression(CalcErrors.Reference));
}
int row = num4 - num3;
if ((this._isRow && expr.RowRelative) || (!this._isRow && expr.ColumnRelative))
{
row -= num2 - oldIndex;
}
if (row == 0)
{
return(base.VisitExternalCellExpression(expr, baseRow, baseColumn));
}
if (this._isRow)
{
return(expr.Offset(row, 0, true, !this.OffsetAbsoluteOnly));
}
return(expr.Offset(0, row, true, !this.OffsetAbsoluteOnly));
}
protected override CalcExpression VisitExternalCellExpression(CalcExternalCellExpression expr, int baseRow, int baseColumn)
{
bool rowRelative = expr.RowRelative;
bool columnRelative = expr.ColumnRelative;
if (!rowRelative && !columnRelative)
{
return(expr);
}
int num = expr.Source.GetRowCount() - 1;
int num2 = expr.Source.GetColumnCount() - 1;
CalcExternalCellIdentity identity = this.GetId(expr, baseRow, baseColumn) as CalcExternalCellIdentity;
if ((!rowRelative || ((identity.RowIndex >= 0) && (identity.RowIndex <= num))) && (!columnRelative || ((identity.ColumnIndex >= 0) && (identity.ColumnIndex <= num2))))
{
return(expr);
}
return(new CalcErrorExpression(CalcErrors.Reference));
}
protected override CalcExpression VisitExternalCellExpression(CalcExternalCellExpression expr, int baseRow, int baseColumn)
{
CalcExternalCellIdentity id = expr.GetId(baseRow, baseColumn) as CalcExternalCellIdentity;
if (!this._isCopy || !this._offsetForDependency)
{
if (this._offsetForDependency)
{
if ((((id.RowIndex + this._rowOffset) < 0) || ((id.ColumnIndex + this._columnOffset) < 0)) || (((id.RowIndex + this._rowOffset) >= this._rowCount) || ((id.ColumnIndex + this._columnOffset) >= this._columnCount)))
{
return(new CalcErrorExpression(CalcErrors.Reference));
}
if (this.NeedMove(id.RowIndex, id.ColumnIndex, -1, -1))
{
expr = expr.Offset(this._rowOffset, this._columnOffset, this._offsetForDependency, true) as CalcExternalCellExpression;
}
}
else if (!this._isCopy)
{
if (!expr.RowRelative)
{
this._rowOffset = 0;
}
if (!expr.ColumnRelative)
{
this._columnOffset = 0;
}
if (this.NeedMove(baseRow, baseColumn, -1, -1))
{
expr = expr.Offset(-this._rowOffset, -this._columnOffset, false, true) as CalcExternalCellExpression;
}
}
if (this._convertToExternal && (expr.Source != this._extSource))
{
return(new CalcExternalCellExpression(this._extSource, expr.Row, expr.Column, expr.RowRelative, expr.ColumnRelative));
}
}
return(expr);
}
public static void Identity2Indexs(CalcIdentity id, out int startRow, out int startColumn, out int lastRow, out int lastColumn)
{
if (id is CalcCellIdentity)
{
CalcCellIdentity identity = id as CalcCellIdentity;
startRow = identity.RowIndex;
startColumn = identity.ColumnIndex;
lastRow = identity.RowIndex;
lastColumn = identity.ColumnIndex;
}
else if (id is CalcExternalCellIdentity)
{
CalcExternalCellIdentity identity2 = id as CalcExternalCellIdentity;
startRow = identity2.RowIndex;
startColumn = identity2.ColumnIndex;
lastRow = identity2.RowIndex;
lastColumn = identity2.ColumnIndex;
}
else if (id is CalcRangeIdentity)
{
CalcRangeIdentity identity3 = id as CalcRangeIdentity;
if (identity3.IsFullRow)
{
startColumn = -1;
lastColumn = -1;
}
else
{
startColumn = identity3.ColumnIndex;
lastColumn = (identity3.ColumnIndex + identity3.ColumnCount) - 1;
}
if (identity3.IsFullColumn)
{
startRow = -1;
lastRow = -1;
}
else
{
startRow = identity3.RowIndex;
lastRow = (identity3.RowIndex + identity3.RowCount) - 1;
}
}
else if (id is CalcExternalRangeIdentity)
{
CalcExternalRangeIdentity identity4 = id as CalcExternalRangeIdentity;
if (identity4.IsFullRow)
{
startColumn = -1;
lastColumn = -1;
}
else
{
startColumn = identity4.ColumnIndex;
lastColumn = (identity4.ColumnIndex + identity4.ColumnCount) - 1;
}
if (identity4.IsFullColumn)
{
startRow = -1;
lastRow = -1;
}
else
{
startRow = identity4.RowIndex;
lastRow = (identity4.RowIndex + identity4.RowCount) - 1;
}
}
else if (id is CalcSheetRangeIdentity)
{
CalcSheetRangeIdentity identity5 = id as CalcSheetRangeIdentity;
if (identity5.IsFullRow)
{
startColumn = -1;
lastColumn = -1;
}
else
{
startColumn = identity5.ColumnIndex;
lastColumn = (identity5.ColumnIndex + identity5.ColumnCount) - 1;
}
if (identity5.IsFullColumn)
{
startRow = -1;
lastRow = -1;
}
else
{
startRow = identity5.RowIndex;
lastRow = (identity5.RowIndex + identity5.RowCount) - 1;
}
}
else
{
startRow = -1;
startColumn = -1;
lastRow = -1;
lastColumn = -1;
}
}
