completed functionality

1 files changed, 51 insertions, 1 deletions

diff --git a/scene_manager.rb b/scene_manager.rb
index 31be12e..f18a39f 100644
--- a/scene_manager.rb
+++ b/scene_manager.rb
@@ -1,4 +1,54 @@
 class FelFlame
-  class Scene
+  class Scenes
+    # The Constant name assigned to this Scene
+    attr_reader :const_name
+
+    attr_writer :systems
+
+    # Create a new Scene using the name given
+    # @param name [String] String format must follow requirements of a constant
+    def initialize(name)
+      FelFlame::Scenes.const_set(name, self)
+      @const_name = name
+    end
+
+    # The list of Systems this Scene contains
+    # @return [Array<System>]
+    def systems
+      @systems ||= []
+    end
+
+    # Execute all systems in this Scene, in the order of their priority
+    # @return [Boolean] +true+
+    def call
+      systems.each(&:call)
+      true
+    end
+
+    # Adds any number of Systems to this Scene
+    # @return [Boolean] +true+
+    def add(*systems_to_add)
+      self.systems |= systems_to_add
+      systems.sort_by!(&:priority)
+      FelFlame::Stage.update_systems_list if FelFlame::Stage.scenes.include? self
+      true
+    end
+
+    # Removes any number of SystemS from this Scene
+    # @return [Boolean] +true+
+    def remove(*systems_to_remove)
+      self.systems -= systems_to_remove
+      systems.sort_by!(&:priority)
+      FelFlame::Stage.update_systems_list if FelFlame::Stage.scenes.include? self
+      true
+    end
+
+    # Removes all Systems from this Scene
+    # @return [Boolean] +true+
+    def clear
+      systems.clear
+      FelFlame::Stage.update_systems_list if FelFlame::Stage.scenes.include? self
+      true
+    end
   end
 end