/*
 * general purpose mouse (gpm)
 *
 * Copyright (c) 2008        Nico Schottelius <nico-gpm2008 at schottelius.org>
 *
 *   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 2 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, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 *
 ********/

#include <unistd.h>                 /* write             */


#include "types.h"                  /* Gpm_type          */
#include "daemon.h"                 /* limit_delta       */

int R_imps2(Gpm_Event *state, int fd)
{
   signed char buffer[4];
   int dx, dy;

   dx = limit_delta(state->dx, -256, 255);
   dy = limit_delta(state->dy, -256, 255);

   buffer[0] = 8 |
      (state->buttons & GPM_B_LEFT ? 1 : 0) |
      (state->buttons & GPM_B_MIDDLE ? 4 : 0) |
      (state->buttons & GPM_B_RIGHT ? 2 : 0) |
      (dx < 0 ? 0x10 : 0) |
      (dy > 0 ? 0x20 : 0);
   buffer[1] = dx & 0xFF;
   buffer[2] = (-dy) & 0xFF;
   if (state->wdy > 0) buffer[3] = 0xff;
   if (state->wdy < 0) buffer[3] = 0x01;
   if (state->wdx > 0) buffer[3] = 0xfe;
   if (state->wdx < 0) buffer[3] = 0x02;

   return write(fd,buffer,4);

}

