added Query.region

src/collision/Query.js

@@ -40,4 +40,25 @@ var Query = {};
         return collisions;
     };
 
+    /**
+     * Returns all bodies whose bounds are inside (or outside if set) the given set of bounds, from the given set of bodies
+     * @method region
+     * @param {body[]} bodies
+     * @param {bounds} bounds
+     * @param {bool} outside
+     * @return {body[]} The bodies matching the query
+     */
+    Query.region = function(bodies, bounds, outside) {
+        var result = [];
+
+        for (var i = 0; i < bodies.length; i++) {
+            var body = bodies[i],
+                overlaps = Bounds.overlaps(body.bounds, bounds);
+            if ((overlaps && !outside) || (!overlaps && outside))
+                result.push(body);
+        }
+
+        return result;
+    };
+
 })();