1/* Abstract output stream for CSS styled text. 2 Copyright (C) 2006 Free Software Foundation, Inc. 3 Written by Bruno Haible <bruno@clisp.org>, 2006. 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 3 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, see <http://www.gnu.org/licenses/>. */ 17 18#ifndef _STYLED_OSTREAM_H 19#define _STYLED_OSTREAM_H 20 21#include "ostream.h" 22 23 24/* A styled output stream is an object to which one can feed a sequence of 25 bytes, marking some runs of text as belonging to specific CSS classes, 26 where the rendering of the CSS classes is defined through a CSS (cascading 27 style sheet). */ 28 29struct styled_ostream : struct ostream 30{ 31methods: 32 33 /* Start a run of text belonging to CLASSNAME. The CLASSNAME is the name 34 of a CSS class. It can be chosen arbitrarily and customized through 35 an inline or external CSS. */ 36 void begin_use_class (styled_ostream_t stream, const char *classname); 37 38 /* End a run of text belonging to CLASSNAME. 39 The begin_use_class / end_use_class calls must match properly. */ 40 void end_use_class (styled_ostream_t stream, const char *classname); 41}; 42 43 44#endif /* _STYLED_OSTREAM_H */ 45