From 5f392e3485f5aa984f4c081bf6c9131c88c93105 Mon Sep 17 00:00:00 2001
From: PabstMirror <pabstmirror@gmail.com>
Date: Sat, 4 Feb 2017 13:50:52 -0600
Subject: [PATCH] Change aircraft altimiter to show height ASL

---
 addons/aircraft/CfgEventHandlers.hpp |  5 +++++
 addons/aircraft/RscInGameUI.hpp      |  7 ++++++
 addons/aircraft/XEH_postInit.sqf     | 33 ++++++++++++++++++++++++++++
 addons/aircraft/config.cpp           |  1 +
 4 files changed, 46 insertions(+)
 create mode 100644 addons/aircraft/CfgEventHandlers.hpp
 create mode 100644 addons/aircraft/XEH_postInit.sqf

diff --git a/addons/aircraft/CfgEventHandlers.hpp b/addons/aircraft/CfgEventHandlers.hpp
new file mode 100644
index 0000000000..b0cc92b513
--- /dev/null
+++ b/addons/aircraft/CfgEventHandlers.hpp
@@ -0,0 +1,5 @@
+class Extended_PostInit_EventHandlers {
+    class ADDON {
+        init = QUOTE(call COMPILE_FILE(XEH_postInit));
+    };
+};
diff --git a/addons/aircraft/RscInGameUI.hpp b/addons/aircraft/RscInGameUI.hpp
index 67116a7b62..f02803cae4 100644
--- a/addons/aircraft/RscInGameUI.hpp
+++ b/addons/aircraft/RscInGameUI.hpp
@@ -10,6 +10,13 @@ class HScrollbar;
 class RscLadderPicture;
 class RscControlsGroupNoScrollbars;
 
+class GVAR(aslAltitudeText): RscText {
+    style = 1;
+    colorText[] = {"(profilenamespace getvariable ['IGUI_TEXT_RGB_R',0])", "(profilenamespace getvariable ['IGUI_TEXT_RGB_G',1])", "(profilenamespace getvariable ['IGUI_TEXT_RGB_B',1])", "(profilenamespace getvariable ['IGUI_TEXT_RGB_A',0.8])"};
+    sizeEx = "0.8 * ((((safezoneW / safezoneH) min 1.2) / 1.2) / 25)";
+};
+
+
 class RscInGameUI {
     class RscUnitInfo;
     class Rsc_ACE_Helo_UI_Turret: RscUnitInfo {
diff --git a/addons/aircraft/XEH_postInit.sqf b/addons/aircraft/XEH_postInit.sqf
new file mode 100644
index 0000000000..0efe10d9f2
--- /dev/null
+++ b/addons/aircraft/XEH_postInit.sqf
@@ -0,0 +1,33 @@
+#include "script_component.hpp"
+
+if (!hasInterface) exitWith {};
+
+["ace_infoDisplayChanged", {
+    params ["_display", "_type"];
+    TRACE_2("ace_infoDisplayChanged",_display,_type);
+
+    if (_type == "Aircraft") then {
+        if (!(missionNamespace getVariable [QEGVAR(ui,vehicleAltitude), true])) exitWith {TRACE_1("Disabled in ace_ui",EGVAR(ui,vehicleAltitude));};
+        [{
+            params ["_display"];
+            private _oldCtrl = _display displayCtrl 122;
+            if (isNull _oldCtrl) exitWith {WARNING("old ctrl (122) is null");};
+            private _newCtrl = _display ctrlCreate [QGVAR(aslAltitudeText), -1];
+            TRACE_2("",_oldCtrl,_newCtrl);
+
+            private _pos = ctrlPosition _oldCtrl;
+            _newCtrl ctrlSetPosition _pos;
+            _newCtrl ctrlCommit 0;
+
+            _oldCtrl ctrlSetFade 1;
+            _oldCtrl ctrlCommit 0;
+
+            [{
+                _this ctrlSetText format ["%1", floor ((getPosASL vehicle ACE_player) select 2)];
+                isNull _this
+            }, {
+                TRACE_2("ctrl deleted",_this,isNull _this);
+            }, _newCtrl] call CBA_fnc_waitUntilAndExecute;
+        }, [_display]] call CBA_fnc_execNextFrame;
+    };
+}] call CBA_fnc_addEventHandler;
diff --git a/addons/aircraft/config.cpp b/addons/aircraft/config.cpp
index 48bf2c054e..6c08658a7f 100644
--- a/addons/aircraft/config.cpp
+++ b/addons/aircraft/config.cpp
@@ -17,6 +17,7 @@ class CfgPatches {
     };
 };
 
+#include "CfgEventHandlers.hpp"
 #include "CfgAmmo.hpp"
 #include "CfgMagazines.hpp"
 #include "CfgVehicles.hpp"