public UndoPosition Undo()
{
var position = new UndoPosition();
UndoTask task = UndoTasks[Cursor];
if (task is UndoTaskClassifyMultiple)
{
position = DispatchUndoClassifyMultiple((UndoTaskClassifyMultiple)task);
}
else if (task is UndoTaskClassifyFirstCycleMultiple)
{
position = DispatchUndoClassifyFirstCycleMultiple((UndoTaskClassifyFirstCycleMultiple)task);
}
else if (task is UndoTaskHorizontalSplitMultiple)
{
position = DispatchUndoHorizontalSplitMultiple((UndoTaskHorizontalSplitMultiple)task);
}
else if (task is UndoTaskVerticalSplitMultiple)
{
position = DispatchUndoVerticalSplitMultiple((UndoTaskVerticalSplitMultiple)task);
}
else if (task is UndoTaskHorizontalMergeMultiple)
{
position = DispatchUndoHorizontalMergeMultiple((UndoTaskHorizontalMergeMultiple)task);
}
else if (task is UndoTaskVerticalMergeMultiple)
{
position = DispatchUndoVerticalMergeMultiple((UndoTaskVerticalMergeMultiple)task);
}
else if (task is UndoTaskApproveMultiple)
{
position = DispatchUndoApproveMultiple((UndoTaskApproveMultiple)task);
}
Cursor--;
return(position);
}
public UndoTaskVerticalMergeMultiple(UndoPosition position)
{
Position = position;
}
public UndoTaskHorizontalMergeMultiple(UndoPosition position)
{
Position = position;
}
public UndoTaskVerticalSplitMultiple(UndoPosition position)
{
Position = position;
}
public UndoTaskHorizontalSplitMultiple(UndoPosition position)
{
Position = position;
}
public UndoTaskClassifyFirstCycleMultiple(UndoPosition position)
{
Position = position;
}
public UndoTaskApproveMultiple(UndoPosition position)
{
Position = position;
}
public UndoTaskClassifyMultiple(UndoPosition position)
{
Position = position;
}