make conditional CHINESE preprocessor def into global constant

Strategic/Map Screen Interface Bottom.cpp

@@ -55,6 +55,7 @@
 
 #include "connect.h"
 
+#include <language.hpp>
 
 struct UILayout_BottomButtons
 {

Strategic/Map Screen Interface Bottom.h

@@ -4,12 +4,6 @@
 #include "types.h"
 #include "Soldier Control.h"
 
-
-#ifdef CHINESE //zwwoooooo: Chinese fonts relatively high , so to reduce the number of rows
-#define MAX_MESSAGES_ON_MAP_BOTTOM	6
-#else
-#define MAX_MESSAGES_ON_MAP_BOTTOM	9
-#endif
 #ifdef JA2UB
 extern	INT8 gbExitingMapScreenToWhere;
 #endif

Strategic/mapscreen.cpp

@@ -115,6 +115,7 @@
 #include "connect.h" //hayden
 #include "InterfaceItemImages.h"
 #include "vobject.h"
+#include <language.hpp>
 
 #ifdef JA2UB
 #include "laptop.h"