| /* |
| Printable.h - Interface class that allows printing of complex types |
| Copyright (c) 2011 Adrian McEwen. All right reserved. |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| This library 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with this library; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef Printable_h |
| #define Printable_h |
| |
| class Print; |
| |
| /** The Printable class provides a way for new classes to allow themselves to be printed. |
| By deriving from Printable and implementing the printTo method, it will then be possible |
| for users to print out instances of this class by passing them into the usual |
| Print::print and Print::println methods. |
| */ |
| |
| class Printable |
| { |
| public: |
| virtual size_t printTo(Print& p) const = 0; |
| }; |
| |
| #endif |
| |