Add CompletableFuture for animations

engine/src/main/java/com/bartlomiejpluta/base/engine/world/animation/model/DefaultAnimation.java

@@ -17,6 +17,8 @@ import lombok.Setter;
 import org.joml.Vector2f;
 import org.joml.Vector2fc;
 
+import java.util.concurrent.CompletableFuture;
+
 import static com.bartlomiejpluta.base.util.path.PathProgress.DONE;
 import static com.bartlomiejpluta.base.util.path.PathProgress.SEGMENT_FAILED;
 
@@ -44,6 +46,9 @@ public class DefaultAnimation extends MovableSprite implements Animation {
    private Layer layer;
    private boolean isObjectLayer = false;
 
+   @Getter
+   private final CompletableFuture<Animation> future = new CompletableFuture<>();
+
    public DefaultAnimation(Mesh mesh, Material material, @NonNull Vector2fc[] frames) {
       super(mesh, material);
       this.frames = frames;

engine/src/main/java/com/bartlomiejpluta/base/engine/world/map/layer/base/BaseLayer.java

@@ -54,6 +54,7 @@ public abstract class BaseLayer implements Layer, Updatable {
 
          if (animation.finished()) {
             animations.remove(animation);
+            animation.getFuture().complete(animation);
             animation.onFinish(this);
          }
       }