Chemical - Add JCAD Chemical Detector (#628)

**When merged this pull request will:**
- Adds a custom JCAD Chemical Detector 

### IMPORTANT

- [Development Guidelines](https://ace3.acemod.org/wiki/development/)
are read, understood and applied.
- Title of this PR uses our standard template `Component -
Add|Fix|Improve|Change|Make|Remove {changes}`.

addons/chemical/CfgVehicles.hpp

@@ -190,7 +190,6 @@ class CfgVehicles {
         };
     };
 
-
     class Box_NATO_AmmoOrd_F;
     class ACE_Box_82mm_Mo_HE: Box_NATO_AmmoOrd_F {
         class TransportMagazines;

addons/chemical/CfgWeapons.hpp

@@ -28,6 +28,15 @@ class CfgWeapons {
         };
     };
 
+    class ItemWatch;
+    class KAT_ChemicalDetector: ItemWatch {
+        ACE_hideItemType = "Watch";
+        author = "Mazinski";        
+        descriptionShort = CSTRING(ChemicalDetectorDescription);
+        displayName = CSTRING(ChemicalDetectorDisplayName);
+        picture = QPATHTOF(UI\kat_chemicalDet_icon.paa);
+    };
+
     class CannonCore;
     class mortar_82mm: CannonCore {
         magazines[] += {

addons/chemical/RscTitles.hpp

@@ -0,0 +1,83 @@
+#define KAT_CHEM_GRID_WAbs            (((safezoneW / safezoneH) min 0.7))
+#define KAT_CHEM_GRID_HAbs            ((((safezoneW / safezoneH) min 1.2) / 1.6))
+#define KAT_CHEM_GRID_W            ((((safeZoneW / safeZoneH) min 0.7) / 40))
+#define KAT_CHEM_GRID_H            (((((safeZoneW / safeZoneH) min 1.2) / 1.2) / 25))
+#define KAT_CHEM_GRID_X            ((safeZoneX + (safeZoneW - ((safeZoneW / safeZoneH) min 1.2)) / 11))
+#define KAT_CHEM_GRID_Y            ((safeZoneY + (safeZoneH - (((safeZoneW / safeZoneH) min 1.2) / 1.2)) / 0.8))
+
+#define KAT_CHEM_POS_H(N) ((N) * KAT_CHEM_GRID_H)
+
+#define ST_LEFT 0
+#define ST_CENTER 2
+#define ST_RIGHT 1
+
+#define pixelW  (1 / (getResolution select 2))
+#define pixelH  (1 / (getResolution select 3))
+#define pixelScale  0.50
+
+// pixel grids macros
+#define UI_GRID_W (pixelW * pixelGridBase)
+#define UI_GRID_H (pixelH * pixelGridBase)
+
+#define SAFEZONE_X_RIGHTEDGE ((safeZoneX - 1) * -1)
+#define SAFEZONE_Y_LOWEDGE ((safeZoneY - 1) * -1)
+
+#define FRAME_W(N) ((UI_GRID_W * (N)) * (1.7777 / (getResolution select 4)))
+#define FRAME_H(N) ((UI_GRID_H * (N)))
+
+class RscTitles
+{
+    class KAT_ChemicalDetector
+    {
+        idd = 18835;
+        enableSimulation = 1;
+        movingEnable = 0;
+        fadeIn=0;
+        fadeOut=1;
+        duration = 10e10;
+        onLoad = "uiNamespace setVariable ['KAT_ChemicalDetector', _this select 0];";
+        class controls
+        {
+            class KatChemIcon: RscPicture
+            {
+                idc = 18801;
+                text = "\x\kat\addons\chemical\UI\kat_chemicalDet.paa";
+                x = QUOTE(SAFEZONE_X_RIGHTEDGE - FRAME_W(25) - FRAME_W(15));
+                y = QUOTE(SAFEZONE_Y_LOWEDGE - FRAME_H(25));
+                w = QUOTE(FRAME_W(25));
+                h = QUOTE(FRAME_H(25));
+            };
+            class KatChemTime: RscText
+            {
+                idc = 18804;
+                style = ST_CENTER;
+                shadow = 0;
+                font = "PuristaBold";
+                text = "12:00"; //--- ToDo: Localize;
+                x = QUOTE(SAFEZONE_X_RIGHTEDGE - FRAME_W(25) - FRAME_W(7.2));
+                y = QUOTE(SAFEZONE_Y_LOWEDGE - FRAME_H(6));
+                w = QUOTE(FRAME_W(7.5));
+                h = QUOTE(FRAME_H(4));
+                colorBackground[] = {0,0,0,0};
+                colorText[] = {0.3,0.3,0.3,0.8};
+                sizeEx = QUOTE(FRAME_H(2));
+            };
+            class KatChemStrength: RscText
+            {
+                idc = 18805;
+                style = ST_RIGHT;
+                valign = "middle";
+                shadow = 0;
+                font = "PuristaBold";
+                text = "0"; //--- ToDo: Localize;
+                x = QUOTE(SAFEZONE_X_RIGHTEDGE - FRAME_W(25) - FRAME_W(2.1));
+                y = QUOTE(SAFEZONE_Y_LOWEDGE - FRAME_H(7.5));
+                w = QUOTE(FRAME_W(5));
+                h = QUOTE(FRAME_H(3));
+                colorBackground[] = {0,0,0,0};
+                colorText[] = {0.3,0.3,0.3,0.8};
+                sizeEx = QUOTE(FRAME_H(2.2));
+            };
+        };
+    };
+};

addons/chemical/XEH_PREP.hpp

@@ -29,8 +29,10 @@ PREP(handleGasMaskDur);
 PREP(handleRespawn);
 PREP(hasGasmask);
 PREP(hasGasMaskON);
+PREP(hideChemDetector);
 PREP(init);
 PREP(initModule);
+PREP(showChemDetector);
 PREP(spawnSmoke);
 PREP(throwGrenade);
 PREP(treatmentAdvanced_AtropineLocal);

addons/chemical/XEH_postInit.sqf

@@ -43,3 +43,16 @@ if (hasInterface) then {
 private _items = missionNamespace getVariable [QGVAR(availGasmask), "'G_AirPurifyingRespirator_01_F'"];
 private _array = [_items, "CfgGlasses"] call FUNC(getList);
 missionNamespace setVariable [QGVAR(availGasmaskList), _array, true];
+
+["KAT_ChemicalDetector", QGVAR(showChemDetector), "Show Chemical Detector", {
+    // Conditions: canInteract
+    if (!([ACE_player, objNull, ["isNotEscorting", "isNotInside"]] call ACEFUNC(common,canInteractWith)) || {!('KAT_ChemicalDetector' in assignedItems ACE_player)}) exitWith { false };
+
+    if !(GETMVAR(GVAR(ChemDetectorActive),false)) then {
+        [ACE_player] call FUNC(showChemDetector);
+    } else {
+        call FUNC(hideChemDetector);
+    };
+
+    true
+}, { false }, [24, [false, false, false]], false] call CBA_fnc_addKeybind;

addons/chemical/config.cpp

@@ -15,7 +15,8 @@ class CfgPatches {
             "kat_gasmaskFilter",
             "KAT_M7A3",
             "KAT_CAS_M43_Bomb",
-            "KAT_CAS_R_80mm_GAS_POD"
+            "KAT_CAS_R_80mm_GAS_POD",
+            "KAT_ChemicalDetector"
         };
         ammo[] = {
             "KAT_Gas_TripWireMine_Ammo",
@@ -60,5 +61,6 @@ class CfgPatches {
 #include "CfgVehicles.hpp"
 #include "CfgSounds.hpp"
 #include "ui\RscAttributes.hpp"
+#include "RscTitles.hpp"
 #include "ACE_Medical_Treatment_Actions.hpp"
 #include "CfgGlasses.hpp"

addons/chemical/functions/fnc_gasCheck.sqf

@@ -27,6 +27,7 @@ _radius_min = if (_radius_min isEqualTo 0) then {_radius_max / 2} else {_radius_
 _logic setVariable [QGVAR(gas_active), true, true];
 _logic setVariable [QGVAR(gas_playerArr), [], true];
 _logic setVariable [QGVAR(gas_position), _position, true];
+_logic setVariable [QGVAR(gas_radius), _radius_max, true];
 
 // Function to check players within the gas zone
 private _checkPlayers = {

addons/chemical/functions/fnc_hideChemDetector.sqf

@@ -0,0 +1,19 @@
+#include "..\script_component.hpp"
+/*
+ * Author: Garth 'L-H' de Wet
+ * Modified: Mazinski
+ * Removes the KWatch from the screen.
+ *
+ * Arguments:
+ * None
+ *
+ * Return Value:
+ * None
+ *
+ * Example:
+ * call kat_watch_fnc_hideKWatch
+ *
+ * Public: No
+ */
+GVAR(ChemDetectorActive) = false;
+"KAT_ChemicalDetector" cutText ["","PLAIN",0,true];

addons/chemical/functions/fnc_showChemDetector.sqf

@@ -0,0 +1,70 @@
+#include "..\script_component.hpp"
+/*
+ * Author: Garth 'L-H' de Wet
+ * Modified: Mazinski
+ * Displays the KWatch on screen.
+ *
+ * Arguments:
+ * 0: unit <OBJECT>
+ *
+ * Return Value:
+ * None
+ *
+ * Example:
+ * [player] call kat_watch_fnc_showKWatch
+ *
+ * Public: Yes
+ */
+
+params ["_unit"];
+
+"KAT_ChemicalDetector" cutRsc ["KAT_ChemicalDetector", "PLAIN", 0, true];
+
+if (isNull (uiNamespace getVariable ["KAT_ChemicalDetector", displayNull])) exitWith {};
+
+GVAR(ChemDetectorActive) = true;
+
+private _display = uiNamespace getVariable ["KAT_ChemicalDetector", displayNull];
+private _background = _display displayCtrl 18801;
+private _time = _display displayCtrl 18804;
+private _exposure = _display displayCtrl 18805;
+
+[{
+    _this params ["_args", "_pfhID"];
+    _args params ["_unit", "_time", "_exposure"];
+
+    if !(GVAR(ChemDetectorActive)) exitWith {
+        _pfhID call CBA_fnc_removePerFrameHandler;
+    };
+
+    if !(alive _unit) exitWith {
+        call FUNC(hideChemDetector);
+        _pfhID call CBA_fnc_removePerFrameHandler;
+    };
+
+    if !("KAT_ChemicalDetector" in assignedItems _unit) exitWith {
+        call FUNC(hideChemDetector);
+        _pfhID call CBA_fnc_removePerFrameHandler;
+    };
+
+    private _hour = floor dayTime;
+    private _minute = floor ((dayTime - _hour) * 60);
+
+    _time ctrlSetText (format ["%1:%2", [_hour, 2] call CBA_fnc_formatNumber, [_minute, 2] call CBA_fnc_formatNumber]); 
+
+    private _gas = nearestObjects [_unit, ["kat_module_zeus_gas"], 2000];
+
+    if ((count _gas) > 0) then {
+        private _distance = _unit distance (_gas select 0);
+        private _radius = (_gas select 0) getVariable [QGVAR(gas_radius), 0];
+
+        _exposure ctrlSetText ((linearConversion[0, _radius, _distance, 1, 0, true]) toFixed 2);
+    } else {
+        _exposure ctrlSetText str (0); 
+    };
+
+}, 1, [
+    _unit,
+    _time,
+    _exposure
+]] call CBA_fnc_addPerFrameHandler;

addons/chemical/stringtable.xml

@@ -181,6 +181,12 @@
             <Russian>Герметик, который используется для герметизации предметов, например, при утечке токсичного вещества</Russian>
             <Dutch>Afdichtmiddel dat gebruikt wordt om een object te dichten wanneer er bijvoorbeeld een giftige stof lekt</Dutch>
         </Key>
+        <Key ID="STR_KAT_Chemical_ChemicalDetectorDisplayName">
+            <English>JCAD Chemical Detector</English>
+        </Key>
+        <Key ID="STR_KAT_Chemical_ChemicalDetectorDescription">
+            <English>Used to detect KAT toxic chemicals</English>
+        </Key>
         <Key ID="STR_KAT_Chemical_giveGasMask_action">
             <English>Put on gas mask</English>
             <Spanish>Poner mascara de gas</Spanish>

addons/chemical/ui/RscAttributes.hpp

@@ -12,8 +12,6 @@ class RscPicture;
 class ctrlToolbox;
 class RscButton;
 
-
-
 class RscDisplayAttributes {
     class Controls {
         class Background;