private void AddChildNodes(ShapeBase currentShape, Parse[] childParses)
{
foreach (Parse childParse in childParses)
{
// if this is not a token node (token node = one of the words of the sentence)
if (childParse.Type != MaximumEntropyParser.TokenNode)
{
ShapeBase childShape = currentShape.AddChild(childParse.Type);
if (childParse.IsPosTag)
{
childShape.ShapeColor = Color.DarkGoldenrod;
}
else
{
childShape.ShapeColor = Color.SteelBlue;
}
AddChildNodes(childShape, childParse.GetChildren());
childShape.Expand();
}
else
{
Span parseSpan = childParse.Span;
string token = childParse.Text.Substring(parseSpan.Start, (parseSpan.End) - (parseSpan.Start));
ShapeBase childShape = currentShape.AddChild(token);
childShape.ShapeColor = Color.Ivory;
}
}
}
/// <summary>
/// Adds a child node to the currently selected one
/// </summary>
public void AddChild()
{
if (selectedEntity == null)
{
return;
}
ShapeBase sh = selectedEntity as ShapeBase;
if (sh != null)
{
sh.AddChild("New node");
DrawTree();
}
}
/// <summary>
/// Adds a random node to the diagram
/// </summary>
/// <param name="newName">the text of the newly added shape</param>
public void AddRandomNode(string newName)
{
//Random rnd = new Random();
int max = Shapes.Count - 1;
if (max < 0)
{
return;
}
ShapeBase shape = Shapes[rnd.Next(0, max)];
shape.AddChild(newName);
DrawTree();
}
