New Cargo files

Moose Development/Moose/Cargo/CargoCrate.lua

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+--- **Cargo** -- Management of single cargo crates, which are based on a @{Static} object.
+--
+-- ===
+--
+-- ![Banner Image](..\Presentations\CARGO\Dia1.JPG)
+--
+-- ===
+-- 
+-- ### [Demo Missions]()
+-- 
+-- ### [YouTube Playlist]()
+-- 
+-- ===
+-- 
+-- ### Author: **FlightControl**
+-- ### Contributions: 
+-- 
+-- ===
+-- 
+-- @module CargoCrate
+
+do -- CARGO_CRATE
+
+  --- Models the behaviour of cargo crates, which can be slingloaded and boarded on helicopters. 
+  -- @type CARGO_CRATE
+  -- @extends #CARGO_REPRESENTABLE
+  
+  --- # CARGO\_CRATE class, extends @{#CARGO_REPRESENTABLE}
+  -- 
+  -- The CARGO\_CRATE class defines a cargo that is represented by a UNIT object within the simulator, and can be transported by a carrier.
+  -- Use the event functions as described above to Load, UnLoad, Board, UnBoard the CARGO\_CRATE objects to and from carriers.
+  -- 
+  -- ===
+  -- 
+  -- @field #CARGO_CRATE
+  CARGO_CRATE = {
+    ClassName = "CARGO_CRATE"
+  }
+  
+  --- CARGO_CRATE Constructor.
+  -- @param #CARGO_CRATE self
+  -- @param Wrapper.Static#STATIC CargoStatic
+  -- @param #string Type
+  -- @param #string Name
+  -- @param #number Weight
+  -- @param #number ReportRadius (optional)
+  -- @param #number NearRadius (optional)
+  -- @return #CARGO_CRATE
+  function CARGO_CRATE:New( CargoStatic, Type, Name, NearRadius )
+    local self = BASE:Inherit( self, CARGO_REPRESENTABLE:New( CargoStatic, Type, Name, nil, NearRadius ) ) -- #CARGO_CRATE
+    self:F( { Type, Name, NearRadius } )
+  
+    self.CargoObject = CargoStatic
+  
+    self:T( self.ClassName )
+  
+    self:SetEventPriority( 5 )
+  
+    return self
+  end
+  
+  
+  
+  --- Enter UnLoaded State.
+  -- @param #CARGO_CRATE self
+  -- @param #string Event
+  -- @param #string From
+  -- @param #string To
+  -- @param Core.Point#POINT_VEC2
+  function CARGO_CRATE:onenterUnLoaded( From, Event, To, ToPointVec2 )
+    self:F( { ToPointVec2, From, Event, To } )
+  
+    local Angle = 180
+    local Speed = 10
+    local Distance = 10
+  
+    if From == "Loaded" then
+      local StartCoordinate = self.CargoCarrier:GetCoordinate()
+      local CargoCarrierHeading = self.CargoCarrier:GetHeading() -- Get Heading of object in degrees.
+      local CargoDeployHeading = ( ( CargoCarrierHeading + Angle ) >= 360 ) and ( CargoCarrierHeading + Angle - 360 ) or ( CargoCarrierHeading + Angle )
+      local CargoDeployCoord = StartCoordinate:Translate( Distance, CargoDeployHeading )
+  
+      ToPointVec2 = ToPointVec2 or COORDINATE:NewFromVec2( { x= CargoDeployCoord.x, y = CargoDeployCoord.z } )
+  
+      -- Respawn the group...
+      if self.CargoObject then
+        self.CargoObject:ReSpawn( ToPointVec2, 0 )
+        self.CargoCarrier = nil
+      end
+      
+    end
+  
+    if self.OnUnLoadedCallBack then
+      self.OnUnLoadedCallBack( self, unpack( self.OnUnLoadedParameters ) )
+      self.OnUnLoadedCallBack = nil
+    end
+  
+  end
+
+  
+  --- Loaded State.
+  -- @param #CARGO_CRATE self
+  -- @param #string Event
+  -- @param #string From
+  -- @param #string To
+  -- @param Wrapper.Unit#UNIT CargoCarrier
+  function CARGO_CRATE:onenterLoaded( From, Event, To, CargoCarrier )
+    self:F( { From, Event, To, CargoCarrier } )
+  
+    self.CargoCarrier = CargoCarrier
+    
+    -- Only destroy the CargoObject is if there is a CargoObject (packages don't have CargoObjects).
+    if self.CargoObject then
+      self:T("Destroying")
+      self.CargoObject:Destroy()
+    end
+  end
+
+end
+