lib/gamebox/core/director.rb in gamebox-0.4.0.rc5 vs lib/gamebox/core/director.rb in gamebox-0.4.0.rc11

@@ -1,23 +1,50 @@
 # Directors manage actors.
 class Director
-  extend Publisher
-  can_fire_anything
-  attr_accessor :actors
+  attr_accessor :actors, :update_slots
 
+  def initialize
+    @update_slots = [ :pre_update, :update, :post_update ]
+    clear_subscriptions
+  end
+
+  def clear_subscriptions
+    @subscriptions = Hash[@update_slots.map { |slot| [slot, []] }]
+  end
+
   def pause
     @paused_subscriptions = @subscriptions
-    @subscriptions = {}
+    clear_subscriptions
   end
 
   def unpause
     unless @paused_subscriptions.nil?
       @subscriptions = @paused_subscriptions
       @paused_subscriptions = nil
     end
   end
 
+  def when(event=:update, &callback)
+    @subscriptions[event] ||= []
+    @subscriptions[event] << callback
+  end
+
   def update(time)
     time_in_seconds = time / 1000.to_f
-    fire :update, time, time_in_seconds
+    @update_slots.each do |slot|
+      @subscriptions[slot].each do |callback|
+        callback.call time, time_in_seconds
+      end
+    end
   end
+
+  def unsubscribe_all(listener)
+    if @subscriptions
+      for slot in @subscriptions.keys
+        @subscriptions[slot].delete_if do |block|
+          eval('self',block.binding).equal?(listener)
+        end
+      end
+    end
+  end
+
 end