HPAVC/HPAVC CD-ROM.iso/pc/ARASAN_S.ZIP/LOG.CPP

C/C++ Source or Header | 1994-08-06 | 4.6 KB | 226 lines

// Copyright 1994 by Jon Dart.  All Rights Reserved.

#include <stddef.h>
#include <string.h>
#include <windows.h>
#include <assert.h>
#include "log.h"
#include "notation.h"

#define LOG_FILE_NAME "ARASAN.LOG"
#define MAX_ANAL 5

Log_Entry::Log_Entry(const ReversibleMove &move,
  const char *move_image)
: my_move(move),
  my_image(new char[strlen(move_image)+1])
{
  strcpy(my_image,move_image);
}

Log_Entry::Log_Entry()
: my_move(ReversibleMove()),my_image(NULL)
{
}

Log_Entry::Log_Entry( const Log_Entry &le)
{
     my_move = le.my_move;
     my_image = new char[strlen(le.my_image)+1];
     assert(my_image);
     strcpy(my_image,le.my_image);
}

Log_Entry & Log_Entry::operator = (const Log_Entry &le)
{
   if (&le != this)
   {
       my_move = le.my_move;
       delete [] my_image;
       my_image = new char[strlen(le.my_image)+1];
       assert(my_image);
       strcpy(my_image,le.my_image);
   }
   return *this;
}

Log_Entry::~Log_Entry()
{
   delete [] my_image;
}

static char *time_image(const time_t time)
{
   static char buf[80];
   int hrs = time / 3600;
   int mins = (time - (hrs*3600))/60;
   int secs = time - (hrs*3600) - (mins*60);
   wsprintf(buf,"%02d:%02d:%02d",hrs,mins,secs);
   return buf;
}

Log::Log() : Array<Log_Entry>(Initial_Log_Size,False)
{
   my_current = 0;
   *buf = '\0';
   log_file.open((LPSTR)LOG_FILE_NAME,ios::out|ios::trunc);
   if (!log_file.good())
   {
      MessageBox(NULL,"Can't open log file.  Game moves will not be saved.","",MB_OK);
   }
}

Log::~Log()
{
   if (log_file.good())
   {
      log_file << buf << endl;
      log_file.close();
   }
}

void Log::add_move( Board &board, const ReversibleMove &emove,
 const char *move_image, const Search::Statistics *stats,
 const Boolean toFile )
{
    Log_Entry entry( emove, move_image );
    // moves are always added at the "current" position.
    resize(current());
    *this += entry;
    my_current++;
    if (!toFile)
       return;
    char num[10];
    *buf = '\0';
    wsprintf(num,"%d. ",(num_moves()-1)/2 + 1);
    strcat(buf,num);
    strcat(buf,move_image);
    int len = strlen(buf);
    char *p = buf + len;
    for (int i = 0; i < 15-len; i++)
       *p++ = ' ';
    *p = '\0';
    if (stats)
    {
        char statbuf[80];
    if (stats->num_moves == 0)
       strcpy(statbuf," (book)");
    else
    {
       char pred[50];
       *pred = '\0';
       Board tmp_board = board;
           tmp_board.MakeMove(emove);
       for (int i=1; i<=MAX_ANAL; i++)
       {
              Move m = stats->best_line[i];
          if (m.IsNull())
             break;
          char pred_move_image[20];
              *pred_move_image = '\0';
          Notation::Image(tmp_board,m,pred_move_image);
          strcat(pred,pred_move_image);
          strcat(pred," ");
          tmp_board.MakeMove(ExtendedMove(tmp_board,m));
       }
           wsprintf(statbuf,"\t%s    %d\t%ld\t%ld\t%5d\t%s",
          time_image(stats->elapsed_time),
          stats->plies_completed,
          stats->num_moves,
          stats->num_pos,
          stats->value,pred);
    }
        if (stats->state == Search::Checkmate)
           strcat(statbuf," mate");
    else if (stats->state == Search::Stalemate)
       strcat(statbuf," stalemate");
    else if (stats->state == Search::Resigns)
       strcat(statbuf," resigns");
    else if (stats->state == Search::Draw)
       strcat(statbuf," draw");
    strcat(buf,statbuf);
    }
    log_file << buf << endl;
    *buf = '\0';
}

const ReversibleMove &Log::move( const unsigned n ) const
{
    return (*this)[n].move();
}

const ReversibleMove &Log::last_move() const
{
    assert (current());
    return move(current()-1);
}

void Log::remove_move()
{
    if (current() == 0)
       return;
    resize(current()-1);
    --my_current;
}

Boolean Log::back_up()
{
    if (my_current >0)
    {
       --my_current;
       return True;
    }
    else
       return False;
}

Boolean Log::go_forward()
{
    if (my_current < size())
    {
       ++my_current;
       return True;
    }
    else
       return False;
}

void Log::reset()
{
    my_current = 0;
}

void Log::clear()
{
     write_eol();
     resize(0);
     my_current = 0;
}

void Log::write_header()
{
     flush();
     static char header[] = "   move          time     depth\tmoves\tnodes\tvalue\tpredicted";
     log_file << header << endl;
}

void Log::write(char *s)
{
     flush();
     log_file << s;
}

void Log::write_eol()
{
     log_file << endl;
}

void Log::flush()
{
     if (strlen(buf) > 0)
     {
        log_file << buf << endl;
     }
     *buf = '\0';
}