public void addTransition(Transition transition)
{
KeyValuePair<State, char> key = new KeyValuePair<State, char> (transition.From, transition.Read);
if (this.transitionTable.ContainsKey (key) == true)
throw new Exception ("It's a nondeterministic turing machine");
this.transitionTable.Add (key, transition);
}
public void parse()
{
bool isStates = false;
while (!this.reader.EndOfStream) {
string line = reader.ReadLine ();
if (line == "states") {
isStates = true;
continue;
}
else if (line == "transitions") {
isStates = false;
continue;
}
if (isStates) {
string[] tokens = line.Split (new char[]{' '});
State state = new State (tokens [0], tokens [1] == "1");
this.states.Add (state.StateID, state);
}
else {
string[] tokens = line.Split (new char[]{' '});
TapeMoves move = TapeMoves.Down;
switch (tokens [4][0]) {
case 'l':
move = TapeMoves.Left;
break;
case 'r':
move = TapeMoves.Right;
break;
case 'u':
move = TapeMoves.Up;
break;
case 'd':
move = TapeMoves.Down;
break;
case 's':
move = TapeMoves.Stable;
break;
}
Transition transition = new Transition (this.states [tokens [0]], this.states [tokens [1]],
tokens [2] [0], tokens [3] [0], move);
this.transitions.Add (transition);
}
}
}
public void parse()
{
bool isStates = false;
while (!this.reader.EndOfStream) {
string line = reader.ReadLine ();
if (line == "states") {
isStates = true;
continue;
}
else if (line == "transitions") {
isStates = false;
continue;
}
if (isStates) {
string[] tokens = line.Split (new char[]{' '});
State state = new State (tokens [0], tokens [1] == "1");
Point point = new Point(int.Parse(tokens[2]), int.Parse(tokens[3]));
GUIState guiState = new GUIState (state, point);
this.stateGUITable.Add(guiState.getState().StateID, guiState);
}
else {
string[] tokens = line.Split (new char[]{' '});
TapeMoves move = TapeMoves.Down;
switch (tokens [4][0]) {
case 'l':
move = TapeMoves.Left;
break;
case 'r':
move = TapeMoves.Right;
break;
case 'u':
move = TapeMoves.Up;
break;
case 'd':
move = TapeMoves.Down;
break;
case 's':
move = TapeMoves.Stable;
break;
}
Transition transition = new Transition (this.stateGUITable [tokens [0]].getState(),
this.stateGUITable [tokens [1]].getState(),
tokens [2] [0], tokens [3] [0], move);
GUITransition guiTransition;
if (tokens.Length == 6)
guiTransition = new GUITransition (transition, double.Parse (tokens [5]), transition.From == transition.To);
else
guiTransition = new GUITransition (transition, 0, false);
KeyValuePair<State, char> key = new KeyValuePair<State, char> (guiTransition.getTransition ().From, guiTransition.getTransition ().Read);
this.edgeGUITable.Add (key, guiTransition);
}
}
}
private string getTransitionString(Transition transition)
{
string transString;
switch (transition.Movement)
{
case TapeMoves.Left:
transString = string.Format("{0}|{1},{2}", transition.Read, transition.Write, "L");
break;
case TapeMoves.Right:
transString = string.Format("{0}|{1},{2}", transition.Read, transition.Write, "R");
break;
case TapeMoves.Stable:
transString = string.Format("{0}|{1},{2}", transition.Read, transition.Write, "S");
break;
default:
throw new Exception("Not Implemented Yet");
}
return transString;
}
public GUITransition(Transition transition, double angle, bool isSelf)
{
this.transition = transition;
this.angle = angle;
this.isSelfLoop = isSelf;
}