From 2bb3fc3defd7873bbe823442865ef7a69f63ddb5 Mon Sep 17 00:00:00 2001
From: Daniel Stone <danielstone411@gmail.com>
Date: Tue, 6 Sep 2016 19:31:26 +0100
Subject: [PATCH] Fix #125

Fixed swiping issues
---
 .../materialintro/view/SwipeBlockableViewPager.java   | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/library/src/main/java/com/heinrichreimersoftware/materialintro/view/SwipeBlockableViewPager.java b/library/src/main/java/com/heinrichreimersoftware/materialintro/view/SwipeBlockableViewPager.java
index 90c2d1d..a72549c 100644
--- a/library/src/main/java/com/heinrichreimersoftware/materialintro/view/SwipeBlockableViewPager.java
+++ b/library/src/main/java/com/heinrichreimersoftware/materialintro/view/SwipeBlockableViewPager.java
@@ -2,7 +2,6 @@
 
 import android.content.Context;
 import android.support.annotation.IntDef;
-import android.support.v4.view.PagerAdapter;
 import android.support.v4.view.ViewPager;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
@@ -61,15 +60,15 @@ public boolean onInterceptTouchEvent(MotionEvent event) {
     private boolean handleTouchEvent(MotionEvent event) {
         if (getSwipeDirection(event) == SWIPE_DIRECTION_RIGHT && !swipeRightEnabled) {
             if (!locked) {
-                updatePosition();
                 locked = true;
+                updatePosition();
             }
             return false;
         }
         else if (getSwipeDirection(event) == SWIPE_DIRECTION_LEFT && !swipeLeftEnabled) {
             if (!locked) {
-                updatePosition();
                 locked = true;
+                updatePosition();
             }
             return false;
         }
@@ -80,10 +79,6 @@ else if (getSwipeDirection(event) == SWIPE_DIRECTION_LEFT && !swipeLeftEnabled)
     private void updatePosition() {
         int currentItem = getCurrentItem();
         scrollTo(currentItem * getWidth(), getScrollY());
-        PagerAdapter adapter = getAdapter();
-        if (adapter != null) {
-            adapter.notifyDataSetChanged();
-        }
         setCurrentItem(currentItem);
     }
 
@@ -103,7 +98,7 @@ public int getSwipeDirection(MotionEvent event) {
             }
             if (distanceX > 0) {
                 return SWIPE_DIRECTION_RIGHT;
-            } else {
+            } else if (distanceX < 0) {
                 return SWIPE_DIRECTION_LEFT;
             }
         }