* The index of the character run to get.
* @return The character run at the specified index in this range.
*/
public CharacterRun getCharacterRun(int index) {
initCharacterRuns();
CHPX chpx = (CHPX) _characters.get(index + _charStart);
int[] point = findRange(_paragraphs, _parStart, Math.max(chpx.getStart(), _start), chpx
.getEnd());
PAPX papx = (PAPX) _paragraphs.get(point[0]);
short istd = papx.getIstd();
CharacterRun chp = new CharacterRun(chpx, _doc.getStyleSheet(), istd, this);