org/apache/fop/fo/Constants.html#EN_CENTER">EN_CENTER</A>, <A HREF="../../../../../../org/apache/fop/fo/Constants.html#EN_CENTRAL">EN_CENTRAL</A>, <A HREF="../../../../../../org/apache/fop/fo/Constants.html#EN_CHARACTER_BY_CHARACTER">EN_CHARACTER_BY_CHARACTER</A>, <A HREF="../../../../../../org/apache/fop/fo/Constants.html#EN_COLLAPSE">EN_COLLAPSE</A>, <A HREF="../../../../../../org/apache/fop/fo/Constants.html#EN_COLLAPSE_WITH_PRECEDENCE">EN_COLLAPSE_WITH_PRECEDENCE</A>, <A HREF="../../../../../../org/apac