optimize the getOriginalPosition method.

zhpanvip · Aug 21, 2020 · 18beb37 · 18beb37
1 parent c86388f
commit 18beb37
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/app/src/main/java/com/example/zhpan/circleviewpager/fragment/HomeFragment.java b/app/src/main/java/com/example/zhpan/circleviewpager/fragment/HomeFragment.java
@@ -27,6 +27,7 @@
 import com.zhpan.bannerview.BannerViewPager;
 import com.zhpan.bannerview.BaseViewHolder;
 import com.zhpan.bannerview.constants.IndicatorGravity;
+import com.zhpan.bannerview.utils.BannerUtils;
 import com.zhpan.idea.net.common.ResponseObserver;
 import com.zhpan.idea.utils.LogUtils;
 import com.zhpan.idea.utils.RxUtil;
@@ -177,6 +178,7 @@ public void onPageSelected(int position) {
                         super.onPageSelected(position);
                         BannerData bannerData = mViewPagerHorizontal.getData().get(position);
                         mTvTitle.setText(bannerData.getTitle());
+                        BannerUtils.log("position:" + mViewPagerHorizontal.getCurrentItem());
                     }
                 })
                 .setOnPageClickListener(this::onPageClicked).create();

diff --git a/bannerview/src/main/java/com/zhpan/bannerview/utils/BannerUtils.java b/bannerview/src/main/java/com/zhpan/bannerview/utils/BannerUtils.java
@@ -39,7 +39,7 @@ public static void log(String tag, String msg) {
 
     public static void log(String msg) {
         if (isDebugMode()) {
-            Log.e(TAG, msg);
+            log(TAG, msg);
         }
     }
 
@@ -57,14 +57,14 @@ public static int getRealPosition(boolean isCanLoop, int position, int pageSize)
         if (pageSize == 0) {
             return 0;
         }
-        return isCanLoop ? (position - 1 + pageSize) % pageSize : (position + pageSize) % pageSize;
+        return isCanLoop ? (position + pageSize) % pageSize : (position + pageSize) % pageSize;
     }
 
     /**
      * @param pageSize 轮播图页面数
      * @return 轮播图初始位置
      */
     public static int getOriginalPosition(int pageSize) {
-        return MAX_VALUE / 2 - ((MAX_VALUE / 2) % pageSize) + 1;
+        return MAX_VALUE / 2 - ((MAX_VALUE / 2) % pageSize);
     }
 }