Added a Tutorial Screen that can be accessed via F1.

Minor tweaking of constants, reducing the flame speed on Math level.
Also fixed an OOP level workaround lifecycle leak.

Author: scscgit

android/assets/tutorial.png

@@ -19,7 +19,7 @@ public class FxFlameMaster extends FxFlame {
     private static final float MAX_INCREASE_OF_MIN_SPEED = 7;
     private static final float SCORE_MULTIPLIER_DISTANCE_RATIO = 500;
     public static final float SPEED_DECREASE_ON_PLAYER_LOST_LIFE = 1.5f;
-    public static final float SPEED_DECREASE_ON_MET_TEACHER = 1.0f;
+    public static final float SPEED_DECREASE_ON_MET_TEACHER = 1.3f;
 
     private float minSpeed = MIN_SPEED_START;
     private HUD hud;

core/src/sk/tuke/gamedev/iddqd/tukequest/actors/game/FxFlameMaster.java

@@ -18,6 +18,7 @@
 import sk.tuke.gamedev.iddqd.tukequest.actors.game.platforms.Platform;
 import sk.tuke.gamedev.iddqd.tukequest.actors.game.platforms.PlatformSize;
 import sk.tuke.gamedev.iddqd.tukequest.actors.game.player.Player;
+import sk.tuke.gamedev.iddqd.tukequest.actors.game.teachers.Poruban;
 import sk.tuke.gamedev.iddqd.tukequest.generator.CollectableGenerator;
 import sk.tuke.gamedev.iddqd.tukequest.generator.PlatformGenerator;
 import sk.tuke.gamedev.iddqd.tukequest.levels.Level;
@@ -83,6 +84,7 @@ protected World initWorld() {
     @Override
     public void show() {
         super.show();
+        Poruban.isPorubanLevel = false;
         ScoreManager.INSTANCE = new ScoreManager();
         TaskManager.INSTANCE.removeTimers("difficultyIncrease");
         CollectableGenerator.reset();
@@ -156,6 +158,9 @@ public void act() {
                     getGame().setScreen(new MenuScreen(getGame()));
                     throw new ScreenFinishedException();
                 }
+                if (InputHelper.isHelp()) {
+                    getGame().setScreen(new TutorialScreen(getGame()));
+                }
             }
 
         });

core/src/sk/tuke/gamedev/iddqd/tukequest/screens/GameScreen.java

@@ -87,6 +87,10 @@ private void exitGame() {
         Gdx.app.exit();
     }
 
+    private void showHelp() {
+        getGame().setScreen(new TutorialScreen(getGame()));
+    }
+
     @Override
     public void render(float delta) {
         super.render(delta);
@@ -95,6 +99,8 @@ public void render(float delta) {
             runGame();
         } else if (InputHelper.isJustExit()) {
             exitGame();
+        } else if (InputHelper.isHelp()) {
+            showHelp();
         }
     }
 

core/src/sk/tuke/gamedev/iddqd/tukequest/screens/MenuScreen.java

@@ -0,0 +1,54 @@
+package sk.tuke.gamedev.iddqd.tukequest.screens;
+
+import com.badlogic.gdx.audio.Music;
+import com.badlogic.gdx.graphics.Camera;
+import com.badlogic.gdx.graphics.OrthographicCamera;
+import com.badlogic.gdx.physics.box2d.World;
+import com.badlogic.gdx.utils.viewport.FitViewport;
+import com.badlogic.gdx.utils.viewport.Viewport;
+import sk.tuke.gamedev.iddqd.tukequest.TukeQuestGame;
+import sk.tuke.gamedev.iddqd.tukequest.actors.game.FullScreenImage;
+import sk.tuke.gamedev.iddqd.tukequest.util.InputHelper;
+import sk.tuke.gamedev.iddqd.tukequest.visual.Animation;
+
+/**
+ * Created by Steve on 02.05.2017.
+ */
+public class TutorialScreen extends AbstractScreen {
+
+    public static final Animation TUTORIAL = new Animation("tutorial.png");
+
+    protected TutorialScreen(TukeQuestGame game) {
+        super(game, TukeQuestGame.manager.get("audio/music/backgroundmusic.mp3", Music.class));
+    }
+
+    @Override
+    protected Camera initCamera() {
+        return new OrthographicCamera();
+    }
+
+    @Override
+    protected Viewport initViewport(Camera camera) {
+        return new FitViewport(TukeQuestGame.SCREEN_WIDTH, TukeQuestGame.SCREEN_HEIGHT, camera);
+    }
+
+    @Override
+    protected World initWorld() {
+        return null;
+    }
+
+    @Override
+    public void show() {
+        super.show();
+        addActor(new FullScreenImage(TUTORIAL));
+    }
+
+    @Override
+    public void render(float delta) {
+        super.render(delta);
+        if (InputHelper.isJustExit()) {
+            getGame().setScreen(new MenuScreen(getGame()));
+        }
+    }
+
+}

core/src/sk/tuke/gamedev/iddqd/tukequest/screens/TutorialScreen.java

@@ -57,4 +57,8 @@ public static boolean clickWithinBounds(Camera camera, float xMin, float xMax, f
         return false;
     }
 
+    public static boolean isHelp() {
+        return Gdx.input.isKeyJustPressed(Input.Keys.F1);
+    }
+
 }