Use box drawing characters

diff --git a/main.c b/main.c
index 15490a73ce7cbd02200e835eec16cb9657103951..466ebe69ea1ef2433957f72a0340a208689f4259 100644 (file)
--- a/main.c
+++ b/main.c
@@ -399,23 +399,36 @@ void merge_west(board *b) {
        }
 }
 
-void print_sep() {
-       printf("||--------------------------------------------------------------||\n");
+void print_sep(const char *left, const char *right, const char *cross, const char *line)
+{
+       printf("%s", left);
+       for(int i = 0; i < 4; i++) {
+               for(int j = 0; j < 4; j++)
+                       printf("%s", line);
+               if(i == 3)
+                       printf("%s", right);
+               else
+                       printf("%s", cross);
+       }
+       printf("\n");
 }
 
 void print_board_line(board *b, int l) {
-       printf("||\t%u\t|\t%u\t|\t%u\t|\t%u\t||\n", b->x[0][l], b->x[1][l], b->x[2][l], b->x[3][l]); 
-       print_sep();
+       printf("\u2503%4u\u2502%4u\u2502%4u\u2502%4u\u2503\n", b->x[0][l], b->x[1][l], b->x[2][l], b->x[3][l]);
+
+       if(l == 3)
+               print_sep("\u2517", "\u251B", "\u2537", "\u2501");
+       else
+               print_sep("\u2520", "\u2528", "\u253C", "\u2500");
 }
 
 void print_board(board *b) {
        printf("\e[2J\e[0;0H");
        printf("Score: %u\n", b->points);
-       print_sep();
+       print_sep("\u250F", "\u2513", "\u252F", "\u2501");
        for(int i = 0; i < 4; ++i) {
                print_board_line(b, i);
        }
-       printf("\n");
 }
 
 void print_score(board *b) {