Added a Gaia player and added some random stones

src/ei/game/player/GaiaPlayer.java

@@ -0,0 +1,37 @@
+package ei.game.player;
+
+import java.util.ArrayList;
+
+import ei.engine.scene.Node;
+import ei.game.scene.GameEntity;
+import ei.game.scene.units.Unit;
+
+public class GaiaPlayer extends Player{
+	private ArrayList<GameEntity> units;
+	private Node unitsNode;
+	
+	public GaiaPlayer(){
+		units = new ArrayList<GameEntity>();
+		unitsNode = new Node("GaiaPlayerNode");
+	}
+	
+	public void addUnit(Unit u){
+		units.add(u);
+		unitsNode.add(u.getNode());
+	}
+	
+	public void removeUnit(Unit u){
+		units.remove(u);
+		unitsNode.remove(u.getNode());
+	}
+	
+	public Node getNode(){
+		return unitsNode;
+	}
+
+	public void update() {
+		for(int i=0; i<units.size() ;i++){
+			units.get(i).update();			
+		}
+	}
+}

src/ei/game/player/HumanPlayer.java

@@ -12,7 +12,7 @@ public class HumanPlayer extends Player{
 	
 	public HumanPlayer(){
 		units = new ArrayList<GameEntity>();
-		unitsNode = new Node("UnitsNode");
+		unitsNode = new Node("HumanPlayerNode");
 	}
 	
 	public void addUnit(Unit u){

src/ei/game/player/PlayerHandler.java

@@ -2,11 +2,14 @@ package ei.game.player;
 
 import java.util.ArrayList;
 
+import ei.engine.scene.Node;
+
 public class PlayerHandler {
 	// The instance of this class
 	private static PlayerHandler instance;
 	// The player list
 	private ArrayList<Player> players;
+	private Node playerNode;
 	
 	/**
 	 * Creates a PlayerHandler
@@ -14,6 +17,16 @@ public class PlayerHandler {
 	 */
 	public PlayerHandler(){
 		players = new ArrayList<Player>();
+		playerNode = new Node("PlayerNode");
+	}
+	
+	/**
+	 * Returns a node with all the players units
+	 * 
+	 * @return A node with all the players units
+	 */
+	public Node getNode(){
+		return playerNode;
 	}
 	
 	/**
@@ -25,6 +38,7 @@ public class PlayerHandler {
 	public boolean addPlayer(Player p){
 		if(!players.contains(p)){
 			players.add(p);
+			playerNode.add(p.getNode());
 			return true;
 		}
 		return false;
@@ -38,6 +52,7 @@ public class PlayerHandler {
 	public boolean removePlayer(Player p){
 		if(players.contains(p)){
 			players.remove(p);
+			playerNode.remove(p.getNode());
 			return true;
 		}
 		return false;