added gamestates and started pause screen

src/de/miaurizius/jgame2d/core/GamePanel.java

@@ -31,7 +31,7 @@ public class GamePanel extends JPanel implements Runnable {
 
     // SYSTEM
     TileManager tileM = new TileManager(this);
-    KeyHandler keyH = new KeyHandler();
+    KeyHandler keyH = new KeyHandler(this);
     Sound se = new Sound();
     Sound music = new Sound();
     public CollisionHandler collisionH = new CollisionHandler(this);
@@ -43,6 +43,9 @@ public class GamePanel extends JPanel implements Runnable {
     public Player player = new Player(this, keyH);
     public SuperObject[] obj = new SuperObject[10];
 
+    // GAME STATE
+    public GameState gameState;
+
     public GamePanel() {
         this.setPreferredSize(new Dimension(screenWidth, screenHeight));
         this.setBackground(Color.black);
@@ -54,6 +57,7 @@ public class GamePanel extends JPanel implements Runnable {
     public void setupGame() {
         assetSetter.setObject();
         playMusic(0); //Play main theme
+        gameState = GameState.PLAY;
     }
 
     public void startGameThread() {
@@ -91,7 +95,13 @@ public class GamePanel extends JPanel implements Runnable {
     }
 
     public void update() {
-        player.update();
+        switch(gameState) {
+            case PLAY:
+                player.update();
+                break;
+            case PAUSE:
+                break;
+        }
     }
 
     public void paintComponent(Graphics graphics) {