public override void redo()
{
// remove the specified textCell from the list of the layer,
// but do not delete it, also memorise its last position
mTextCellIndex.Clear();
foreach (Layer.LayerItem obj in mTextCells)
{
mTextCellIndex.Add(mTextLayer.removeTextCell(obj as LayerText.TextCell));
}
}
public override void undo()
{
// remove the specified textCell from the list of the layer,
// but do not delete it, also memorise its last position
mTextCellIndex = mTextLayer.removeTextCell(mTextCell);
}