lib/lotu/actor.rb in lotu-0.1.3 vs lib/lotu/actor.rb in lotu-0.1.4

@@ -1,8 +1,8 @@
 module Lotu
   class Actor
-    attr_accessor :parent, :x, :y
+    attr_accessor :parent, :x, :y, :systems
 
     def initialize(opts={})
       default_opts = {
         :x => 0,
         :y => 0,
@@ -18,10 +18,12 @@
       # Add extra functionality
       self.extend Drawable
       self.extend Controllable
       self.extend Eventful
       self.extend Collidable
+
+      @systems = {}
     end
 
     # Easy access to delta-time
     def dt
       $window.dt
@@ -30,8 +32,19 @@
     # Remove ourselves from the update queue
     def die
       @parent.update_queue.delete(self)
     end
 
-    def update;end
+    def activate_system(klass, opts={})
+      @systems[klass] = klass.new(self, opts)
+    end
+
+    def update
+      @systems.each_pair do |klass, system|
+        system.update
+      end
+    end
+
+    def draw;end
+
   end
 end