12345678910111213141516171819202122232425262728293031323334353637383940414243 |
- // SuperTux
- // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
- // Ingo Ruhnke <grumbel@gmail.com>
- //
- // This program is free software: you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program. If not, see <http://www.gnu.org/licenses/>.
- #include "video/font.hpp"
- std::string
- Font::wrap_to_chars(const std::string& s, int line_length, std::string* overflow)
- {
- // If text is already smaller, return full text.
- if (static_cast<int>(s.length()) <= line_length) {
- if (overflow) *overflow = "";
- return s;
- }
- // If we can find a whitespace character to break at, return text up to this character.
- int i = line_length;
- while ((i > 0) && (s[i] != ' ')) i--;
- if (i > 0) {
- if (overflow) *overflow = s.substr(i+1);
- return s.substr(0, i);
- }
- // FIXME: Wrap at line_length, taking care of multibyte characters.
- if (overflow) *overflow = "";
- return s;
- }
- /* EOF */
|