public void Redo()
{
foreach (var ele in _removedElements)
{
_network.RemoveElement(ele);
}
foreach (var vline in _removedVerticalLines)
{
_network.RemoveVerticalLine(vline);
}
// ToList确保在遍历时可以修改
var movedElements = _network.GetElements().Where(e => e.Y > _rowNumber).ToList();
var movedVLines = _network.GetVerticalLines().Where(e => e.Y > _rowNumber).ToList();
foreach (var ele in movedElements)
{
_network.RemoveElement(ele);
ele.Y--;
_network.ReplaceElement(ele);
}
foreach (var vline in movedVLines)
{
_network.RemoveVerticalLine(vline);
vline.Y--;
_network.ReplaceVerticalLine(vline);
}
_oldRowCount = _network.RowCount;
_network.RowCount--;
//_network.INVModel.Setup(_network);
// 将梯形图光标移到删除的行的位置
_network.AcquireSelectRect();
LadderDiagramViewModel ldvmodel = _network.LDVModel;
ldvmodel.SelectionRect.X = 0;
ldvmodel.SelectionRect.Y = (_rowNumber < _network.RowCount ? _rowNumber : _rowNumber - 1);
ldvmodel.ProjectModel.IFacade.NavigateToNetwork(
new NavigateToNetworkEventArgs(
_network.NetworkNumber,
ldvmodel.ProgramName,
ldvmodel.SelectionRect.X,
ldvmodel.SelectionRect.Y));
}
