From 3639b7bb148a49ea654cf7073226703e210c3513 Mon Sep 17 00:00:00 2001
From: DiSlord <dislord@mail.ru>
Date: Mon, 27 Jan 2020 07:00:13 +0300
Subject: [PATCH] Revert marker SPAN callback changes

---
 ui.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ui.c b/ui.c
index 375b1e5..f35f504 100644
--- a/ui.c
+++ b/ui.c
@@ -739,7 +739,8 @@ menu_marker_op_cb(int item, uint8_t data)
     {
       if (previous_marker == -1 || active_marker == previous_marker) {
         // if only 1 marker is active, keep center freq and make span the marker comes to the edge
-        uint32_t span = get_sweep_frequency(ST_SPAN);
+        uint32_t center = get_sweep_frequency(ST_CENTER);
+        uint32_t span = center > freq ? center - freq : freq - center;
         set_sweep_frequency(ST_SPAN, span * 2);
       } else {
         // if 2 or more marker active, set start and stop freq to each marker