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// test_busp.cc
// buzz - Programme du robot Efrei Robotique I1-I2 2003
// Copyright (C) 2003 Nicolas Schodet
//
#include "busp.h"
#include "erreur/erreur.h"

#include <iostream>
#include <cstdlib>
#include <cstring>
#include <unistd.h>

// Mode de controle des servos.
void testServos (void);

int
main (int argc, char **argv)
{
    try
      {
	Busp busp;
	int addr, data;
	switch (argc)
	  {
	  case 3:
	    // Ecriture.
	    addr = strtol (argv[1], 0, 0);
	    data = strtol (argv[2], 0, 0);
	    busp.write (addr, data);
	    break;
	  case 2:
	    if (strcmp (argv[1], "irq") == 0)
	      {
		// Attend des interuptions.
		cout << "irq" << endl;
		char c;
		cin >> c;
	      }
	    else if (strcmp (argv[1], "servo") == 0)
	      {
		// Passe en mode contr�le servos.
		testServos ();
	      }
	    else if (strcmp (argv[1], "reset") == 0)
	      {
		// Ne fait rien, juste reset.
		busp.reset ();
		cout << "reset" << endl;
	      }
	    else
	      {
		// Lecture.
		addr = strtol (argv[1], 0, 0);
	      }
	    break;
	  default:
	    cerr << argv[0] << ": teste le bus parall�le." << endl
		<< "\t" << argv[0] << " <adresse> [<donn�e>]" << endl
		<< "\t" << argv[0] << " reset" << endl
		<< "\t" << argv[0] << " irq" << endl
		<< "\t" << argv[0] << " servo" << endl;
	    return 1;
	  }
      }
    catch (const std::exception &e)
      {
	cerr << e.what ();
	return 1;
      }
    return 0;
}

// Mode de controle des servos.
void
testServos (void)
{
    char c;
    int diff, servo = 0;
    cout << "Mode servos\n"
	"0-9 : choix du servo.\n"
	"y : -1, h : +1, u : -1, j : +1, i : -20, k : +20\n"
	"r : reset, g<pos> : goto <pos>\n";
    while (!cin.eof ())
      {
	cin >> c;
	diff = 0;
	switch (c)
	  {
	  case '0':
	  case '1':
	  case '2':
	  case '3':
	  case '4':
	  case '5':
	  case '6':
	  case '7':
	    servo = c - '0';
	    break;
	  case 'y':
	    diff = -1;
	    break;
	  case 'h':
	    diff = 1;
	    break;
	  case 'u':
	    diff = -5;
	    break;
	  case 'j':
	    diff = 5;
	    break;
	  case 'i':
	    diff = -20;
	    break;
	  case 'k':
	    diff = 20;
	    break;
	  }
	if (diff)
	  {
	    Busp::getInstance ().getServo ().move (servo, diff);
	  }
	else if (c == 'g')
	  {
	    int pos;
	    cin >> pos;
	    Busp::getInstance ().getServo ().moveTo (servo, pos);
	  }
	else if (c == 'r')
	  {
	    Busp::getInstance ().reset ();
	  }
      }
}