// Responsible for loading the number of lines per node
// Receives a line delimited tokenizer. It will only process one line of
// that tokenizer. It must read that line, create a space/tab delimited
// tokenizer from it, grab the number of lines per node from that tokenizer.
// Structures that can contain additional information following the number
// of lines per node (such as trees) should then override this generic
// loadLinesPerNodeInfo with their own version of the method which will call
// on the super version to get the actual lines per node and add additional
// code to process the other information
public void loadLinesPerNodeInfo(StringTokenizer st, LinkedList llist, draw d)
throws VisualizerLoadException {
String tempString, tempString2;
if (st.hasMoreTokens()) tempString = st.nextToken();
else throw (new VisualizerLoadException("Expected lines per node - found end of string"));
StringTokenizer t = new StringTokenizer(tempString, " \t");
if (t.hasMoreTokens()) tempString2 = t.nextToken();
else throw (new VisualizerLoadException("Expected lines per node - found " + tempString));
linespernode = Format.atoi(tempString2);
xspacing = 1.5;
yspacing = 1.5;
if (t.hasMoreTokens()) tempString2 = t.nextToken();
else return;
xspacing = Format.atof(tempString2);
if (t.hasMoreTokens()) tempString2 = t.nextToken();
else return;
yspacing = Format.atof(tempString2);
}
