From a472d38fbf97dc721137ac7347c759e8e3f8db88 Mon Sep 17 00:00:00 2001
From: Alexander Zobnin <alexanderzobnin@gmail.com>
Date: Tue, 20 Mar 2018 21:33:54 +0300
Subject: [PATCH] snapshot: fix legend rendering bug

---
 public/app/features/panel/metrics_panel_ctrl.ts | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/public/app/features/panel/metrics_panel_ctrl.ts b/public/app/features/panel/metrics_panel_ctrl.ts
index 373211611d8..6e7f326dc08 100644
--- a/public/app/features/panel/metrics_panel_ctrl.ts
+++ b/public/app/features/panel/metrics_panel_ctrl.ts
@@ -78,8 +78,11 @@ class MetricsPanelCtrl extends PanelCtrl {
         data = data.data;
       }
 
-      this.events.emit('data-snapshot-load', data);
-      return;
+      // Defer panel rendering till the next digest cycle.
+      // For some reason snapshot panels don't init at this time, so this helps to avoid rendering issues.
+      return this.$timeout(() => {
+        this.events.emit('data-snapshot-load', data);
+      });
     }
 
     // // ignore if we have data stream