mdraw_clear_cache -

       Copyright (C) 2001 Information-technology Promotion Agency (IPA)
       Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
       Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free
       Documentation License <http://www.gnu.org/licenses/fdl.html>.

Version 1.8.4                                    Mon Sep 25 2023                        mdraw_clear_cache(3m17n)

       clear cached information.
        The mdraw_clear_cache() function clear cached information on M-text mt that was attached by any of the
       drawing functions. When the behavior of `format' or `line_break' member functions of MDrawControl is
       changed, the cache must be cleared.

       mdraw_clear_cache -

MDrawControl

       void mdraw_clear_cache (MText * mt)