1 /* sample.h: generate a sample from a utf-8 string. 2 * 3 * Copyright (C) 2007 Olly Betts 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 */ 19 20 #ifndef OMEGA_INCLUDED_SAMPLE_H 21 #define OMEGA_INCLUDED_SAMPLE_H 22 23 #include <string> 24 25 /* Take a utf-8 string and clean up whitespace to produce a sample of at most 26 * maxlen bytes. If the input string is too long, we try to avoid truncating 27 * mid word, and then append " ..." (or "..." if we have to truncate a word). 28 */ 29 std::string generate_sample(const std::string & input, size_t maxlen); 30 31 #endif // OMEGA_INCLUDED_SAMPLE_H 32