6lab.mycomm.cxx

#include <stdio.h>
#include <conio.h>
#include "mycomm.h"
int state=0;
int row=0, col=0;
FILE *f;
char area[MAX_ROWS][MAX_COLS];



void reset(){
    for(int i=0;i<MAX_ROWS;i++)
        for(int j=0;j<MAX_COLS;j++)
            area[i][j]=' ';
    row=0, col=0;
}

void writefile(){
    f=fopen(fname, "w+");
    for(int i=0;i<MAX_ROWS;i++){
        for(int j=0;j<MAX_COLS;j++)
            fputc(area[i][j], f);
        fputc('\n', f);
    }
    fclose(f);
}

void write(){
    if(state){
        area[row][col]=42;
        writefile();
    }
}

void move(int d){
    switch (d){
        case 1:col--;break;
        case 2:col++;break;
        case 3:row++;break;
        case 4:row--;break;
        default: break;
    }
    write();
}



void show(){
    char c;
    f=fopen(fname, "r");
    while(!feof(f)){
            c=fgetc(f);
            printf("%c", c);
        }
    getch();
}