From 5e4f76f2f9ad105f619003657229b3bbd87ba678 Mon Sep 17 00:00:00 2001
From: Gabda <gabda87@gmail.com>
Date: Thu, 7 Feb 2019 21:17:32 +0100
Subject: [PATCH] Fix #5654: (Re)initialise graph GUI on game (re)start (#7191)

---
 src/graph_gui.cpp | 6 ++++++
 src/misc.cpp      | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/src/graph_gui.cpp b/src/graph_gui.cpp
index bbf1c22d62..08b99598fa 100644
--- a/src/graph_gui.cpp
+++ b/src/graph_gui.cpp
@@ -1580,3 +1580,9 @@ void ShowPerformanceRatingDetail()
 {
 	AllocateWindowDescFront<PerformanceRatingDetailWindow>(&_performance_rating_detail_desc, 0);
 }
+
+void InitializeGraphGui()
+{
+	_legend_excluded_companies = 0;
+	_legend_excluded_cargo = 0;
+}
diff --git a/src/misc.cpp b/src/misc.cpp
index d9d506993f..8151f2dd32 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -42,6 +42,7 @@ void InitializeRailGui();
 void InitializeRoadGui();
 void InitializeAirportGui();
 void InitializeDockGui();
+void InitializeGraphGui();
 void InitializeObjectGui();
 void InitializeIndustries();
 void InitializeObjects();
@@ -87,6 +88,7 @@ void InitializeGame(uint size_x, uint size_y, bool reset_date, bool reset_settin
 	InitializeRoadGui();
 	InitializeAirportGui();
 	InitializeDockGui();
+	InitializeGraphGui();
 	InitializeObjectGui();
 	InitializeAIGui();
 	InitializeTrees();