public List<String> getParagraphWords(int paragraphIndex) {
   final ArrayList<String> words = new ArrayList<String>();
   final ZLTextWordCursor cursor =
       new ZLTextWordCursor(getReader().getTextView().getStartCursor());
   cursor.moveToParagraph(paragraphIndex);
   cursor.moveToParagraphStart();
   while (!cursor.isEndOfParagraph()) {
     ZLTextElement element = cursor.getElement();
     if (element instanceof ZLTextWord) {
       words.add(element.toString());
     }
     cursor.nextWord();
   }
   return words;
 }
 public ArrayList<Integer> getParagraphWordIndices(int paragraphIndex) {
   final ArrayList<Integer> indices = new ArrayList<Integer>();
   final ZLTextWordCursor cursor =
       new ZLTextWordCursor(getReader().getTextView().getStartCursor());
   cursor.moveToParagraph(paragraphIndex);
   cursor.moveToParagraphStart();
   while (!cursor.isEndOfParagraph()) {
     ZLTextElement element = cursor.getElement();
     if (element instanceof ZLTextWord) {
       indices.add(cursor.getElementIndex());
     }
     cursor.nextWord();
   }
   return indices;
 }
 public String getParagraphText(int paragraphIndex) {
   final StringBuffer sb = new StringBuffer();
   final ZLTextWordCursor cursor =
       new ZLTextWordCursor(getReader().getTextView().getStartCursor());
   cursor.moveToParagraph(paragraphIndex);
   cursor.moveToParagraphStart();
   while (!cursor.isEndOfParagraph()) {
     ZLTextElement element = cursor.getElement();
     if (element instanceof ZLTextWord) {
       sb.append(element.toString() + " ");
     }
     cursor.nextWord();
   }
   return sb.toString();
 }