internal static void Validate(ExcelDrawing d, ExcelDrawings drawings, ExcelGroupShape grp)
{
if (d._drawings != drawings)
{
throw new InvalidOperationException("All drawings must be in the same worksheet.");
}
if (d._parent != null && d._parent != grp)
{
throw new InvalidOperationException($"The drawing {d.Name} is already in a group different from the other drawings.");;
}
}
internal ExcelDrawingAsType(ExcelDrawing drawing)
{
_drawing = drawing;
}
internal ExcelSlicerAsType(ExcelDrawing drawing)
{
_drawing = drawing;
}
internal ExcelControlAsType(ExcelDrawing drawing)
{
_drawing = drawing;
}