private void setUpTransitions(int length) {
   List<Value> sequences = sequenceToShowChooser.getSelectedValuesList();
   if (this.serializeSequencesBox.isSelected() && sequences.size() > 1) {
     int numSeq = sequences.size();
     timeController.setEndTime(length * numSeq);
     addTransitionsSerialized(timeController.getAllFadedTime(), true);
   } else {
     timeController.setEndTime(length);
     addTransitions(timeController.getAllFadedTime(), true);
   }
 }
 @Override
 public String getValue() {
   Object[] selectedValues = list.getSelectedValuesList().toArray();
   value = shapefile + ";";
   for (int i = 0; i < selectedValues.length; i++) {
     if (i < selectedValues.length - 1) {
       value = value + selectedValues[i].toString() + ";";
     } else {
       value = value + selectedValues[i].toString();
     }
   }
   return value.trim();
 }
  /**
   * @todo Copy and paste code, refactor. Maybe it is best to add the transitions once they are
   *     known and not every time a button is pressed. The buttons would then change only the time
   *     controller and not affect the canvas items directly.
   */
  private void addTransitionsSerialized(final double newTargetTime, final boolean highlightStates) {
    List<Value> selected = sequenceToShowChooser.getSelectedValuesList();
    List<ArrayList<FCAElement>> objectSequences = calculateObjectSequences();
    Iterator<Value> seqValIt = sequenceValues.iterator();
    int seqNum = 0;
    int seqLength = timelineValues.size();
    List<FCAElement> lastSequence = null;
    ArrowStyle[] styles = DiagramSchema.getCurrentSchema().getArrowStyles();
    ArrowStyle style = null;
    int trailCount = 0;
    for (ArrayList<FCAElement> sequence : objectSequences) {
      Value curSequenceValue = seqValIt.next();
      if (!selected.contains(curSequenceValue)) {
        seqNum++;
        continue;
      }
      if (lastSequence != null) {
        Color nextColor = styles[seqNum % styles.length].getColor();
        DiagramNode endLast = findObjectConceptNode(lastSequence.get(lastSequence.size() - 1));
        DiagramNode startNew = findObjectConceptNode(sequence.get(0));
        if (endLast == null) {
          continue;
        }
        if (endLast != startNew) {
          SimpleLineDiagram diagram = (SimpleLineDiagram) diagramView.getDiagram();
          diagram.addExtraCanvasItem(
              new InterSequenceTransitionArrow(
                  endLast,
                  startNew,
                  style,
                  nextColor,
                  trailCount * seqLength + 0.5,
                  timeController));
        }
      }

      style = styles[seqNum % styles.length];
      if (lastSequence == null) {
        this.targetTime = newTargetTime;
        this.lastAnimationTime = 0;
      }
      addTransitions(curSequenceValue, sequence, style, highlightStates, trailCount * seqLength);
      seqNum++;
      trailCount++;
      lastSequence = sequence;
    }
  }
 private void addTransitions(double newTargetTime, boolean highlightStates) {
   List<Value> selected = sequenceToShowChooser.getSelectedValuesList();
   List<ArrayList<FCAElement>> objectSequences = calculateObjectSequences();
   Iterator<Value> seqValIt = sequenceValues.iterator();
   int styleNum = 0;
   boolean start = true;
   for (List<FCAElement> sequence : objectSequences) {
     Value curSequenceValue = seqValIt.next();
     if (start) {
       start = false;
       this.targetTime = newTargetTime;
       this.lastAnimationTime = 0;
     }
     ArrowStyle[] styles = DiagramSchema.getCurrentSchema().getArrowStyles();
     if (selected.contains(curSequenceValue)) {
       addTransitions(curSequenceValue, sequence, styles[styleNum], highlightStates, 0);
     }
     styleNum = (styleNum + 1) % styles.length;
   }
 }