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/* mftalk.h -- METAFONT server/client protocol (not as complex as
it sounds).
Copyright (C) 1994 Ralph Schleicher */
/* This library 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 2 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this library; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef MFTALK_H
#define MFTALK_H
/* This is the server to client protocol:
'r' [0|1] <left> <bottom> <right> <top> Fill rectangle.
'l' [0|1] <col> <row> <num> <col> ... Draw a line.
'f' Update screen.
^D End of transmission.
And there is one client to server command:
^F Acknowledgment. */
#define MF_RECT ((int) 'r')
#define MF_LINE ((int) 'l')
#define MF_FLUSH ((int) 'f')
#define MF_EXIT ((int) ('D' - 64))
#define MF_ACK ((int) ('F' - 64))
#define MF_WHITE 0
#define MF_BLACK 1
#endif /* !MFTALK_H */
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