File list (Check if you may need any files):
GameEngine
..........\Events
..........\......\Event.java
..........\......\EventQueue.java
..........\......\Message.java
..........\......\MessageQueue.java
..........\GameActivity.java
..........\GameControl.java
..........\GameDefinition.java
..........\GameObject.java
..........\GameObjectQueue.java
..........\Material
..........\........\Border.java
..........\........\Measure.java
..........\........\Movement.java
..........\Music
..........\.....\Music.java
..........\.....\Musician.java
..........\net
..........\Screen
..........\......\animation
..........\......\.........\Animator.java
..........\......\Camera.java
..........\......\elements
..........\......\........\biology
..........\......\........\.......\Actor.java
..........\......\........\.......\Animal.java
..........\......\........\.......\Biology.java
..........\......\........\.......\NPC.java
..........\......\........\Property
..........\......\........\........\Property.java
..........\......\........\........\PropertyManager.java
..........\......\GameLoader.java
..........\......\GameModel.java
..........\......\Graphics.java
..........\......\MapTransformer.java
..........\......\SimpleLayer.java
..........\......\SimpleLayerManager.java
..........\......\SimpleLevel.java
..........\......\SimpleMap.java
..........\Script
..........\......\pak
..........\......\...\PakFileTable.java
..........\......\...\PakHeader.java
..........\......\...\PakUtil.java
..........\......\XmlReader.java
..........\......\XmlScriptParser.java
..........\Util
..........\....\Calculagraph.java
..........\....\Coordinates.java
..........\....\FileIO.java
..........\....\RandomNumber.java
..........\....\StringExtension.java