//  This may look like C code, but it is really -*- C++ -*-

//  ------------------------------------------------------------------
//  The Goldware Library
//  Copyright (C) 1990-1999 Odinn Sorensen
//  ------------------------------------------------------------------
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Library 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
//  Library General Public License for more details.
//
//  You should have received a copy of the GNU Library 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
//  ------------------------------------------------------------------
//  $Id$
//  ------------------------------------------------------------------
//  Keyboard functions
//  ------------------------------------------------------------------

#include <gkbdbase.h>
#include <gkbdcode.h>
#include <gtimall.h>
#include <gutlmtsk.h>


//  ------------------------------------------------------------------
//  Halts execution until a key is pressed

gkey waitkey() {

  clearkeys();
  return getxch();
}


//  ------------------------------------------------------------------
//  Halts execution until a key is pressed or the specified time
//  period has expired

gkey waitkeyt(int duration) {

  clearkeys();
  Clock stop = gclock() + duration;
  Clock sliced_time = gclock();
  while(1) {
    if(kbmhit())
      return getxch();
    if(gclock() >= stop)
      return 0;
    if(gclock() - sliced_time >= 10) {
      if(gkbd.tickfunc)
        (*gkbd.tickfunc)();
      sliced_time = gclock();
    }
    gmtsk.timeslice();
  }
}


//  ------------------------------------------------------------------