Merge pull request #17 from fourlastor-alexandria/fix-viewport

Fix viewport

README.md

@@ -114,9 +114,9 @@ By default, each animation will be played as `PlayMode.LOOP`, you can specify a
 
 ## Parallax images
 
-You can create a `new ParallaxImage(textureOrDrawable, factor)` to have an image which moves slower/faster than the `Camera` movement.
+You can create a `new ParallaxImage(textureOrDrawable, factorX, factorY)` to have an image which moves slower/faster than the `Camera` movement.
 
-Currently `ParallaxImage` fills the entire viewport, and the factor is applied to both X and Y.
+Currently `ParallaxImage` fills the entire viewport.
 
 ## Ashley extension
 

harlequin-ashley/src/main/java/io/github/fourlastor/harlequin/system/StageSystem.java

@@ -46,6 +46,7 @@ public StageSystem(Stage stage, Class<? extends Enum<?>> layers, ComponentMapper
 
     @Override
     public void update(float deltaTime) {
+        stage.getViewport().apply();
         stage.act(deltaTime);
         stage.draw();
     }

harlequin/src/main/java/io/github/fourlastor/harlequin/ui/ParallaxImage.java

@@ -16,20 +16,20 @@
  */
 public class ParallaxImage extends Actor {
 
-    private final float factor;
+    private final Vector2 factor;
 
     private final Vector2 currentDelta = new Vector2();
     private final TiledDrawable drawable;
 
-    public ParallaxImage(TextureRegion textureRegion, float factor) {
-        this(new TiledDrawable(textureRegion), factor);
+    public ParallaxImage(TextureRegion textureRegion, float factorX, float factorY) {
+        this(new TiledDrawable(textureRegion), factorX, factorY);
     }
 
-    public ParallaxImage(TextureRegionDrawable textureRegionDrawable, float factor) {
-        this(new TiledDrawable(textureRegionDrawable), factor);
+    public ParallaxImage(TextureRegionDrawable textureRegionDrawable, float factorX, float factorY) {
+        this(new TiledDrawable(textureRegionDrawable), new Vector2(factorX, factorY));
     }
 
-    public ParallaxImage(TiledDrawable drawable, float factor) {
+    public ParallaxImage(TiledDrawable drawable, Vector2 factor) {
         super();
         setBounds(0f, 0f, drawable.getMinWidth(), drawable.getMinHeight());
         setPosition(0f, 0f);
@@ -48,8 +48,8 @@ public void act(float delta) {
         super.act(delta);
         Camera camera = Objects.requireNonNull(getStage()).getCamera();
 
-        currentDelta.x = -(camera.position.x * factor);
-        currentDelta.y = -(camera.position.y * factor);
+        currentDelta.x = -(camera.position.x * factor.x);
+        currentDelta.y = -(camera.position.y * factor.y);
     }
 
     @Override