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#include "7w.h"
#include <stdio.h>

int io_getkey();
void io_clearscreen();
void io_printborder(int x, int y, int width);
int io_printtext(int xorigin, int y, int width, char* text);

void pregame_refresh(int* data, int cursor)
{
 io_clearscreen();
 int y = 0;
 int width = 28;
 io_printborder(0, y++, width);
 char s[40];
 sprintf(s, "Number of players: %d  %c", data[7], (cursor == 0)? '*' : ' ');
 y = io_printtext(0, y, width, s);
 int i;
 for(i = 0; i < data[7]; i++) {
  sprintf(s, "Player %d is: %s    %c", i+1, (data[i] == 1)? "ai   " : "human", (cursor == i+1)? '*' : ' ');
  y = io_printtext(0, y, width, s);
 }
 sprintf(s, "Play                  %c", (cursor == data[7]+1)? '*' : ' ');
 y = io_printtext(0, y, width, s);
 io_printborder(0, y++, width);
}

int* pregame()
{
 static int ret[8] = {0, 1, 1, 1, 1, 1, 1, 1};
 ret[7] = 3;
 int cursor = 0;
 int pregaming = 1;
 while(pregaming) {
  pregame_refresh(ret, cursor);
  switch(io_getkey()) {
   case UP: cursor--;
    if(cursor < 0) cursor = ret[7]+1;
    break;
   case DOWN: cursor = (cursor+1)%(ret[7]+2);
    break;
   case RIGHT:
   case ENTER:
    if(cursor == 0) {
     ret[7]++;
     if(ret[7] > 7) ret[7] = 3;
    } else if(cursor == ret[7]+1) {
     pregaming = 0;
    } else {
     ret[cursor-1] = !ret[cursor-1];
    }
    break;
   case LEFT:
    if(cursor == 0) {
     ret[7]--;
     if(ret[7] < 3) ret[7] = 7;
    } else if(cursor == ret[7]+1) {
     //do nothing
    } else {
     ret[cursor-1] = !ret[cursor-1];
    }
    break;
  }
 }
 return ret;
}
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