Adding support for entity component systems.

1 files changed, 20 insertions, 14 deletions

diff --git a/yage/entity/space.h b/yage/entity/space.h
index 96154ffc..2bee7da5 100644
--- a/yage/entity/space.h
+++ b/yage/entity/space.h
@@ -10,18 +10,22 @@
 #define YAGE_ENGINE_SPACE_H
 
 #include <vector>
+#include <memory>
 
 #include "entitymanager.h"
 
 namespace yage
 {
 
+class System;
+
 /**
- * Space that keeps track of all the entities, componenets and runs the systems
- * on the data to update them. There can be multiple instances of a space, which
- * can be used, for example, for different levels in the game that can be loaded
- * separately, or a game menu that can be loaded above the other spaces when the
- * user presses on pause.
+ * Space that keeps track of all the entities, componenets and runs
+ * the systems on the data to update them. There can be multiple
+ * instances of a space, which can be used, for example, for different
+ * levels in the game that can be loaded separately, or a game menu
+ * that can be loaded above the other spaces when the user presses on
+ * pause.
  */
 class Space
 {
@@ -32,23 +36,25 @@ public:
     Space();
 
     /**
-     * Create an entity that will belong to this space, and return the handle to
-     * the user. The Entity class itself should not be visible to the user, as
-     * the user only needs to worry about the handle when referring to the
-     * Entity and changing it.
+     * Create an entity that will belong to this space, and return the
+     * handle to the user. The Entity class itself should not be
+     * visible to the user, as the user only needs to worry about the
+     * handle when referring to the Entity and changing it.
      */
     unsigned createEntity();
 
 private:
     /**
-     * The subspaces of the Space that act on the data and on their respective
-     * component. These are specific to the Space, as other spaces might have
-     * different Systems and not act on the same entities.
+     * The systems of the Space that act on the data and on their
+     * respective component. These are specific to the Space, as other
+     * spaces might have different Systems and not act on the same
+     * entities.
      */
+    std::vector<std::unique_ptr<System>> systems_;
 
     /**
-     * Manages all the entities in the system, can create them for the current
-     * space.
+     * Manages all the entities in the system, can create them for the
+     * current space.
      */
     EntityManager em_;
 };