Implementing light system

koptilnya/car_systems/entities/animated_light.txt

@@ -0,0 +1,42 @@
+-- @shared
+-- @name Animated light
+-- @include ../../helpers/helpers.txt
+require("../helpers/helpers.txt")
+
+-- this entity implements composite pattern
+AnimatedLight = class("AnimatedLight")
+
+function AnimatedLight:new(cfg)
+	self.keyframes = cfg.keyframes
+	
+end
+
+
+function AnimatedLight:_process()
+    local targetColor = self.colors.Off
+
+    if self.active == true and self.colors.Active then
+        targetColor = self.target > 0 and self.colors.On or self.colors.Active
+    elseif self.target > 0 then
+        targetColor = self.colors.On
+    end
+
+    self.entity:setColor(lerpColor(self.lerpSpeed, self.entity:getColor(), targetColor))
+end
+
+
+function AnimatedLight:setActive(val)
+    self.active = val
+end
+
+
+function AnimatedLight:use(val)
+    self.target = val or 0
+end
+
+
+function AnimatedLight:update()
+    self:_process()
+end
+
+