(#18): correct healthbar pos, rotation and value

frontend/core/src/com/game/tankwars/view/GameHud.java

@@ -4,6 +4,7 @@ import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
 import com.badlogic.gdx.scenes.scene2d.Stage;
 import com.badlogic.gdx.scenes.scene2d.ui.Button;
+import com.badlogic.gdx.scenes.scene2d.ui.Container;
 import com.badlogic.gdx.scenes.scene2d.ui.HorizontalGroup;
 import com.badlogic.gdx.scenes.scene2d.ui.Label;
 import com.badlogic.gdx.scenes.scene2d.ui.ProgressBar;
@@ -51,12 +52,17 @@ public class GameHud {
         skin = new FreeTypeSkin(Gdx.files.internal("gameplay-skin.json"));
 
         healthProgressBarPlayer = new ProgressBar(0, 100, 1, false, skin);
-        healthProgressBarPlayer.setValue(40);
+        healthProgressBarPlayer.setValue(100);
         healthProgressBarOpponent = new ProgressBar(0, 100, 1, false, skin);
-        healthProgressBarOpponent.setValue(40);
+        healthProgressBarOpponent.setValue(100);
+
+        Container HpOpponentWrapper = new Container(healthProgressBarOpponent);
+        HpOpponentWrapper.setTransform(true);
+        HpOpponentWrapper.setOrigin(HpOpponentWrapper.getPrefWidth() / 2, HpOpponentWrapper.getPrefHeight() / 2);
+        HpOpponentWrapper.setRotation(180);
 
         table.add(healthProgressBarPlayer).expand().top().left().padTop(10).padLeft(10);
-        table.add(healthProgressBarOpponent).expand().top().right().padTop(10).padRight(10);
+        table.add(HpOpponentWrapper).colspan(2).top().right().padTop(10).padRight(10);
 
         table.row();