Added ui to the engine and buttons and implemented them in the game fixed also a mouse position problem

src/ei/game/hud/InGameBuildHud.java

@@ -0,0 +1,77 @@
+package ei.game.hud;
+
+import ei.engine.math.Vector2f;
+import ei.engine.scene.Node;
+import ei.engine.scene.Sprite;
+import ei.engine.ui.Button;
+import ei.engine.ui.UiComponent;
+import ei.engine.ui.UiHandler;
+import ei.engine.ui.UiListener;
+
+/**
+ * This class handels the build buttons for the units
+ * @author Ziver
+ *
+ */
+public class InGameBuildHud {
+	private UiHandler ui;
+	
+	public InGameBuildHud(int x ,int y){
+		ui = new UiHandler("BuildMenu");
+		
+		Vector2f size = new Vector2f(40,40);
+		
+		Button apu = new Button("TankButton", size);
+		Sprite s1 = new Sprite("ApuButton","data/ui/apu_button.png");
+		s1.setSize(size);
+		apu.setButtonSprite(s1);
+		Sprite s2 = new Sprite("ApuButton_Selected","data/ui/apu_button_selected.png");
+		s2.setSize(size);
+		apu.setOnTopButtonSprite(s2);
+		apu.getNode().setLocation(new Vector2f(x,y));
+		apu.addListener(new UiListener(){
+			public void ActionEvent(UiComponent source){
+				System.out.println("apu");
+			}
+		});
+		ui.addUi(apu);
+		
+		Button tank = new Button("TankButton", size);
+		Sprite s3 = new Sprite("TankButton","data/ui/tank_button.png");
+		s3.setSize(size);
+		tank.setButtonSprite(s3);
+		Sprite s4 = new Sprite("TankButton_Selected","data/ui/tank_button_selected.png");
+		s4.setSize(size);
+		tank.setOnTopButtonSprite(s4);
+		tank.getNode().setLocation(new Vector2f(x+(size.getX()*2),y));
+		tank.addListener(new UiListener(){
+			public void ActionEvent(UiComponent source){
+				System.out.println("tank");
+			}
+		});
+		ui.addUi(tank);
+		
+		Button bomber = new Button("TankButton", size);
+		Sprite s5 = new Sprite("BomberButton","data/ui/bomber_button.png");
+		s5.setSize(size);
+		bomber.setButtonSprite(s5);
+		Sprite s6 = new Sprite("BomberButton_Selected","data/ui/bomber_button_selected.png");
+		s6.setSize(size);
+		bomber.setOnTopButtonSprite(s6);
+		bomber.getNode().setLocation(new Vector2f(x+(size.getX()*4),y));
+		bomber.addListener(new UiListener(){
+			public void ActionEvent(UiComponent source){
+				System.out.println("bomber");
+			}
+		});
+		ui.addUi(bomber);
+	}
+	
+	public UiHandler getUi(){
+		return ui;
+	}
+	
+	public Node getNode(){
+		return ui.getNode();
+	}
+}