Improved menu interaction and added pinning functionality (#23)

* Improved menu interaction
* Added Overview message
* Added Pinning functionality. 
   Pinning a mission so you can easily pull up the briefing again.
* Added "Clear View" command to get rid of the message on the screen.

classes/stageClasses/SpecialZones/BlueSam.lua

@@ -22,7 +22,10 @@ function BlueSam.New(database, logger, zoneName)
     do
         local groups = database:getBlueSamGroupsInZone(zoneName)
 
+        ---@type table<string, Vec3>
         local blueUnitsPos = {}
+
+        ---@type table<string, Vec3>
         local redUnitsPos = {}
 
         for _, groupName in pairs(groups) do
@@ -53,7 +56,7 @@ function BlueSam.New(database, logger, zoneName)
             local cleanup_distance = 5
             for blueUnitName, blueUnitPos in pairs(blueUnitsPos) do
                 for redUnitName, redUnitPos in pairs(redUnitsPos) do
-                    local distance = Spearhead.Util.VectorDistance(blueUnitPos, redUnitPos)
+                    local distance = Spearhead.Util.VectorDistance3d(blueUnitPos, redUnitPos)
                     env.info("distance: " .. tostring(distance))
                     if distance <= cleanup_distance then
                         self._cleanupUnits[redUnitName] = true

classes/stageClasses/SpecialZones/StageBase.lua

@@ -31,7 +31,11 @@ function StageBase.New(databaseManager, logger, airbaseName)
     self._initialSide = Spearhead.DcsUtil.getStartingCoalition(self._airbase)
 
     do --init
+    
+        ---@type table<string, Vec3>
         local redUnitsPos = {}
+
+        ---@type table<string, Vec3>
         local blueUnitsPos = {}
 
         do -- fill tables
@@ -72,7 +76,7 @@ function StageBase.New(databaseManager, logger, airbaseName)
 
             for blueUnitName, blueUnitPos in pairs(blueUnitsPos) do
                 for redUnitName, redUnitPos in pairs(redUnitsPos) do
-                    local distance = Spearhead.Util.VectorDistance(blueUnitPos, redUnitPos)
+                    local distance = Spearhead.Util.VectorDistance3d(blueUnitPos, redUnitPos)
                     env.info("distance: " .. tostring(distance))
                     if distance <= cleanup_distance then
                         self._cleanup_units[redUnitName] = true