From e19a3a8767cb54218fdf528279a804299213e801 Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf@nereid.pl>
Date: Sat, 3 Sep 2022 19:18:01 +0200
Subject: [PATCH] Implement check for empty plot.

---
 server/TracyTimelineItemPlot.cpp | 5 +++++
 server/TracyTimelineItemPlot.hpp | 1 +
 2 files changed, 6 insertions(+)

diff --git a/server/TracyTimelineItemPlot.cpp b/server/TracyTimelineItemPlot.cpp
index 83c8920f..6d306779 100644
--- a/server/TracyTimelineItemPlot.cpp
+++ b/server/TracyTimelineItemPlot.cpp
@@ -14,6 +14,11 @@ TimelineItemPlot::TimelineItemPlot( View& view, Worker& worker, PlotData* plot )
 {
 }
 
+bool TimelineItemPlot::IsEmpty() const
+{
+    return m_plot->data.empty();
+}
+
 const char* TimelineItemPlot::HeaderLabel() const
 {
     static char tmp[1024];
diff --git a/server/TracyTimelineItemPlot.hpp b/server/TracyTimelineItemPlot.hpp
index 30ebed22..4e3b6e05 100644
--- a/server/TracyTimelineItemPlot.hpp
+++ b/server/TracyTimelineItemPlot.hpp
@@ -13,6 +13,7 @@ public:
     TimelineItemPlot( View& view, Worker& worker, PlotData* plot );
 
     void DrawContents( double pxns, int& offset, const ImVec2& wpos, bool hover, float yMin, float yMax ) override;
+    bool IsEmpty() const override;
 
 protected:
     uint32_t HeaderColor() const override { return 0xFF44DDDD; }