From ffc7de9911b21e26a37ae31c39976df04a467995 Mon Sep 17 00:00:00 2001
From: hendricks266 <hendricks266@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Sat, 24 Jun 2017 09:20:50 +0000
Subject: [PATCH] CON: Add EVENT_DISPLAYOVERHEADMAPTEXT.

Set RETURN to any non-zero value to disable hardcoded display of text.

If you wish to replace the hardcoded text, you must check that userdef[].overhead_on == 2 yourself.

git-svn-id: https://svn.eduke32.com/eduke32@6258 1a8010ca-5511-0410-912e-c29ae57300e0
---
 source/duke3d/src/events_defs.h | 1 +
 source/duke3d/src/gamedef.cpp   | 1 +
 source/duke3d/src/screens.cpp   | 4 +++-
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/source/duke3d/src/events_defs.h b/source/duke3d/src/events_defs.h
index 50e828e5e..3c9d8243e 100644
--- a/source/duke3d/src/events_defs.h
+++ b/source/duke3d/src/events_defs.h
@@ -122,6 +122,7 @@ enum GameEvent_t {
     EVENT_DISPLAYACCESS,
     EVENT_MOVESECTOR,
     EVENT_MOVEEFFECTORS,
+    EVENT_DISPLAYOVERHEADMAPTEXT,
 #ifdef LUNATIC
     EVENT_ANIMATEALLSPRITES,
 #endif
diff --git a/source/duke3d/src/gamedef.cpp b/source/duke3d/src/gamedef.cpp
index 730f9d6bc..51f3215f6 100644
--- a/source/duke3d/src/gamedef.cpp
+++ b/source/duke3d/src/gamedef.cpp
@@ -698,6 +698,7 @@ const char *EventNames[MAXEVENTS] =
     "EVENT_DISPLAYACCESS",
     "EVENT_MOVESECTOR",
     "EVENT_MOVEEFFECTORS",
+    "EVENT_DISPLAYOVERHEADMAPTEXT",
 #ifdef LUNATIC
     "EVENT_ANIMATEALLSPRITES",
 #endif
diff --git a/source/duke3d/src/screens.cpp b/source/duke3d/src/screens.cpp
index d07a5c351..90ef57542 100644
--- a/source/duke3d/src/screens.cpp
+++ b/source/duke3d/src/screens.cpp
@@ -1059,7 +1059,9 @@ void G_DisplayRest(int32_t smoothratio)
 
             G_RestoreInterpolations();
 
-            if (ud.overhead_on == 2)
+            int32_t const textret = VM_OnEvent(EVENT_DISPLAYOVERHEADMAPTEXT, g_player[screenpeek].ps->i, screenpeek);
+
+            if (textret == 0 && ud.overhead_on == 2)
             {
                 const int32_t a = (ud.screen_size > 0) ? 147 : 179;
                 minitext(5, a+6, g_volumeNames[ud.volume_number], 0, 2+8+16+256);