From 0e78fdb54cd4805e5470e071e42ce17804efd02e Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sun, 13 Dec 2009 19:33:07 +0000
Subject: [PATCH] (svn r18486) -Fix: when switching language and you're getting
 a different font, recalculate the coordinates/sizes of the viewport signs.
 Otherwise it gets glitchy or abbreviated (in the smallmap)

---
 src/main_gui.cpp           |  4 +---
 src/saveload/afterload.cpp | 17 ++++++++++++-----
 src/settings_gui.cpp       |  3 ++-
 src/viewport_func.h        |  2 ++
 4 files changed, 17 insertions(+), 9 deletions(-)

diff --git a/src/main_gui.cpp b/src/main_gui.cpp
index 2f7682cd31..5ba32dfacc 100644
--- a/src/main_gui.cpp
+++ b/src/main_gui.cpp
@@ -188,8 +188,6 @@ void ZoomInOrOutToCursorWindow(bool in, Window *w)
 	}
 }
 
-extern void UpdateAllStationVirtCoords();
-
 /** Widgets of the main window. */
 enum MainWindowWidgets {
 	MW_VIEWPORT, ///< Main window viewport.
@@ -293,7 +291,7 @@ struct MainWindow : Window
 				break;
 
 			case '2' | WKC_ALT: // Update the coordinates of all station signs
-				UpdateAllStationVirtCoords();
+				UpdateAllVirtCoords();
 				break;
 #endif
 
diff --git a/src/saveload/afterload.cpp b/src/saveload/afterload.cpp
index 05c759846a..39dcfde859 100644
--- a/src/saveload/afterload.cpp
+++ b/src/saveload/afterload.cpp
@@ -209,6 +209,16 @@ static inline RailType UpdateRailType(RailType rt, RailType min)
 	return rt >= min ? (RailType)(rt + 1): rt;
 }
 
+/**
+ * Update the viewport coordinates of all signs.
+ */
+void UpdateAllVirtCoords()
+{
+	UpdateAllStationVirtCoords();
+	UpdateAllSignVirtCoords();
+	UpdateAllTownVirtCoords();
+}
+
 /**
  * Initialization of the windows and several kinds of caches.
  * This is not done directly in AfterLoadGame because these
@@ -224,12 +234,9 @@ static void InitializeWindowsAndCaches()
 	ResetWindowSystem();
 	SetupColoursAndInitialWindow();
 
-	ResetViewportAfterLoadGame();
-
 	/* Update coordinates of the signs. */
-	UpdateAllStationVirtCoords();
-	UpdateAllSignVirtCoords();
-	UpdateAllTownVirtCoords();
+	UpdateAllVirtCoords();
+	ResetViewportAfterLoadGame();
 
 	Company *c;
 	FOR_ALL_COMPANIES(c) {
diff --git a/src/settings_gui.cpp b/src/settings_gui.cpp
index bf56143229..6d892f4e34 100644
--- a/src/settings_gui.cpp
+++ b/src/settings_gui.cpp
@@ -32,6 +32,7 @@
 #include "base_media_base.h"
 #include "company_base.h"
 #include "company_func.h"
+#include "viewport_func.h"
 #include <map>
 
 #include "table/sprites.h"
@@ -380,7 +381,7 @@ struct GameOptionsWindow : Window {
 			case GOW_LANG_DROPDOWN: // Change interface language
 				ReadLanguagePack(index);
 				CheckForMissingGlyphsInLoadedLanguagePack();
-				UpdateAllStationVirtCoords();
+				UpdateAllVirtCoords();
 				ReInitAllWindows();
 				break;
 
diff --git a/src/viewport_func.h b/src/viewport_func.h
index b8eb706d24..2f631a55fe 100644
--- a/src/viewport_func.h
+++ b/src/viewport_func.h
@@ -70,6 +70,8 @@ bool ScrollWindowTo(int x, int y, int z, Window *w, bool instant = false);
 bool ScrollMainWindowToTile(TileIndex tile, bool instant = false);
 bool ScrollMainWindowTo(int x, int y, int z = -1, bool instant = false);
 
+void UpdateAllVirtCoords();
+
 extern Point _tile_fract_coords;
 
 #endif /* VIEWPORT_FUNC_H */