public bool Add(string value, string parentValue)
{
if (!_faultTree.Push(value, parentValue))
{
TreeError.DisplayError(_faultTree.PrevErrorMsg);
return(false);
}
if (_faultTree.NumOfNodes == 1)
{
_listOfDrawLocations.Add(new DrawLocation(new PointF(425.0f, 15.0f), _faultTree.MostRecentAddedNode));
}
else
{
int currentNodeDepth = _faultTree.MostRecentAddedNode.Depth;
if (currentNodeDepth > _maxNodeDepth)
{
_maxNodeDepth = currentNodeDepth;
}
// Find the added node in the list of draw locations, find its parent, add its child to this list
for (int i = 0; i < _faultTree.NumOfNodes - 1; ++i)
{
FaultTreeNode temp = _listOfDrawLocations[i].Node.Child;
while (temp != null)
{
if (temp == _faultTree.MostRecentAddedNode)
{
PointF nodePos = _listOfDrawLocations[i].DrawPosition;
_listOfDrawLocations.Add(new DrawLocation(nodePos, _faultTree.MostRecentAddedNode));
break;
}
temp = temp.Sibling;
}
}
}
int charLengthOfNodeData = _faultTree.MostRecentAddedNode.Data.ToString().Length;
if (charLengthOfNodeData > _maxCharLengthOfData)
{
_maxCharLengthOfData = charLengthOfNodeData;
_nodeDrawSize.Width = (int)(_font.Size * _maxCharLengthOfData * 1.2f);
if (_nodeDrawSize.Width < _nodeDrawSize.Height)
{
_nodeDrawSize.Width = _nodeDrawSize.Height;
}
}
SetNodePositions(_faultTree.RootNode);
EstablishNodeLines();
return(true);
}
public void AdjustMaxSizeOfTree(int newMaxSize)
{
_faultTree.MaxSize = newMaxSize;
if (newMaxSize < _faultTree.NumOfNodes)
{
TreeError.DisplayError(_faultTree.PrevErrorMsg);
}
}