From 17962b57a052593827628d2db9932318ce2cb514 Mon Sep 17 00:00:00 2001
From: Ebrahim Byagowi <ebrahim@gnu.org>
Date: Sun, 12 Apr 2020 14:10:51 +0430
Subject: [PATCH] Use more optimized way to detect direction in
 PagerIndicatorView

---
 .../java/de/danoeh/antennapod/view/PagerIndicatorView.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/de/danoeh/antennapod/view/PagerIndicatorView.java b/app/src/main/java/de/danoeh/antennapod/view/PagerIndicatorView.java
index 780ee0d88..240a565c8 100644
--- a/app/src/main/java/de/danoeh/antennapod/view/PagerIndicatorView.java
+++ b/app/src/main/java/de/danoeh/antennapod/view/PagerIndicatorView.java
@@ -9,10 +9,13 @@ import android.util.AttributeSet;
 import android.view.View;
 
 import androidx.annotation.Nullable;
+import androidx.core.text.TextUtilsCompat;
 import androidx.core.view.ViewCompat;
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.viewpager2.widget.ViewPager2;
 
+import java.util.Locale;
+
 public class PagerIndicatorView extends View {
     private final Paint paint = new Paint();
     private float position = 0;
@@ -56,11 +59,13 @@ public class PagerIndicatorView extends View {
                 invalidate();
             }
         });
+        boolean isLocaleRtl = TextUtilsCompat.getLayoutDirectionFromLocale(Locale.getDefault())
+                == ViewCompat.LAYOUT_DIRECTION_RTL;
         pager.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
             @Override
             public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
                 PagerIndicatorView.this.position = position + positionOffset;
-                if (ViewCompat.getLayoutDirection(pager) == ViewCompat.LAYOUT_DIRECTION_RTL) {
+                if (isLocaleRtl) {
                     PagerIndicatorView.this.position = numPages - 1 - PagerIndicatorView.this.position;
                 }
                 invalidate();