From dfcceadd041ea5fc796db05beb06dc310538d501 Mon Sep 17 00:00:00 2001
From: sloumdrone <brian.michael.evans@gmail.com>
Date: Thu, 2 Jan 2020 18:01:09 -0800
Subject: [PATCH] Got visual highlighting working

---
 hermes.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/hermes.c b/hermes.c
index 3d8d732..2a18d72 100644
--- a/hermes.c
+++ b/hermes.c
@@ -697,6 +697,11 @@ void editorDrawRows(struct abuf *ab) {
       char *c = &E.row[filerow].render[E.coloff];
       unsigned char *hl = &E.row[filerow].hl[E.coloff];
       int current_color = -1;
+      if (E.mode == VisualMode && len <= 0 && filerow == E.cy) {
+        char vbuf[16];
+        int vclen = snprintf(vbuf, sizeof(vbuf), "\033[48;5;%dm", EDITOR_BG_COLOR);
+        abAppend(ab, vbuf, vclen);
+      }
       int j;
       for (j = 0; j < len; j++) {
         if (iscntrl(c[j])) {
@@ -968,16 +973,18 @@ void editorMoveCursor(int key) {
       if (E.cy < E.numRows) {
         E.cy++;
       }
+      if (sizeof(row) > 0 && E.cx < 0) E.cx = 0;
       break;
     case 'k':
     case ARROW_UP:
       if (E.cy != 0) {
         E.cy--;
       }
+      if (sizeof(row) > 0 && E.cx < 0) E.cx = 0;
       break;
     case 'h':
     case ARROW_LEFT:
-      if (E.cx != 0) {
+      if (E.cx > 0) {
         E.cx--;
       }
       break;