From 69bc783ff9ebc2344dab14ef7bd140c87d31733b Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Mon, 20 Apr 2020 14:20:46 -0700
Subject: [PATCH] Slightly optimized column rendering by using the sequence for
 moving column position instead of row,col

---
 bb.c    | 7 ++++---
 bterm.h | 1 +
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/bb.c b/bb.c
index 262815c..8f27d6c 100644
--- a/bb.c
+++ b/bb.c
@@ -784,7 +784,7 @@ void render(bb_t *bb)
             if (!col.name) continue;
             const char *title = col.name;
             if (!title) title = "";
-            move_cursor(tty_out, x, 1);
+            move_cursor_col(tty_out, x);
             if (c > 0) {
                 fputs("┃\033[K", tty_out);
                 x += 1;
@@ -792,7 +792,7 @@ void render(bb_t *bb)
             const char *indicator = " ";
             if (bb->columns[c] == bb->sort[1])
                 indicator = bb->sort[0] == '-' ? RSORT_INDICATOR : SORT_INDICATOR;
-            move_cursor(tty_out, x, 1);
+            move_cursor_col(tty_out, x);
             fputs(indicator, tty_out);
             fputs(title, tty_out);
             x += colwidths[c];
@@ -816,10 +816,11 @@ void render(bb_t *bb)
                 CURSOR_COLOR : color_of(entry->info.st_mode);
             fputs(color, tty_out);
             int x = 0, y = i - bb->scroll + 2;
+            move_cursor(tty_out, x, y);
             for (int c = 0; bb->columns[c]; c++) {
                 column_t col = columns[(int)bb->columns[c]];
                 if (!col.name) continue;
-                move_cursor(tty_out, x, y);
+                move_cursor_col(tty_out, x);
                 if (c > 0) { // Separator |
                     if (i == bb->cursor) fprintf(tty_out, "\033[2m┃\033[22m");
                     else fprintf(tty_out, "\033[37;2m┃\033[22m%s", color);
diff --git a/bterm.h b/bterm.h
index 79183a1..9ab9b2f 100644
--- a/bterm.h
+++ b/bterm.h
@@ -76,6 +76,7 @@ typedef enum {
 #define T_OFF(opt) "\033[?" opt "l"
 
 #define move_cursor(f, x, y) fprintf((f), "\033[%d;%dH", (int)(y)+1, (int)(x)+1)
+#define move_cursor_col(f, x) fprintf((f), "\033[%d`", (int)(x)+1)
 
 typedef struct {
     int key;