1.add time recover,2.fix half window translate bug

Author: yangyufei

app/build.gradle

@@ -28,7 +28,7 @@ dependencies {
 
     implementation 'com.android.support:recyclerview-v7:28.0.0'
 
-//    api project(':library')
+    api project(':library')
 //    implementation 'com.github.JarvisGG:NestedTouchScrollingLayout:v1.0.0'
-    implementation 'com.jarvis.library.NestedTouchScrollingLayout:library:1.0.0'
+//    implementation 'com.jarvis.library.NestedTouchScrollingLayout:library:1.0.0'
 }

app/src/main/java/jarvis/com/nestedtouchscrollinglayout/fragment/RecyclerViewFragment.java

@@ -15,6 +15,7 @@
 import android.view.ViewGroup;
 import android.widget.TextView;
 
+import jarvis.com.library.NestedTouchScrollingLayout;
 import jarvis.com.nestedtouchscrollinglayout.R;
 
 /**
@@ -29,6 +30,8 @@ public class RecyclerViewFragment extends BaseChildFragment {
 
     private RecyclerView mContainerRecycler;
 
+    private NestedTouchScrollingLayout mNestedTouchScrollingLayout;
+
     private Bundle arg;
 
 
@@ -44,13 +47,31 @@ public void onCreate(@Nullable Bundle savedInstanceState) {
     public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_recyclerview, container, false);
         mContainerRecycler = view.findViewById(R.id.container_rv);
+        mNestedTouchScrollingLayout = view.findViewById(R.id.fragment_wrapper);
         return view;
     }
 
     @Override
     public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);
 
+        mNestedTouchScrollingLayout.registerNestScrollChildCallback(new NestedTouchScrollingLayout.INestChildScrollChange() {
+            @Override
+            public void onNestChildScrollChange(float deltaY) {
+
+            }
+
+            @Override
+            public void onNestChildScrollRelease(float deltaY, int velocityY) {
+                mNestedTouchScrollingLayout.recover(0, null, 300);
+            }
+
+            @Override
+            public void onNestChildHorizationScroll(boolean show) {
+
+            }
+        });
+
         mContainerRecycler.setLayoutManager(new LinearLayoutManager(RecyclerViewFragment.this.getContext(), LinearLayoutManager.VERTICAL, false));
         mContainerRecycler.setAdapter(new InnerAdapter(RecyclerViewFragment.this.getContext(), 0x9966CC));
 

app/src/main/java/jarvis/com/nestedtouchscrollinglayout/fragment/WebViewFragment.java

@@ -32,6 +32,8 @@ public class WebViewFragment extends BaseChildFragment {
 
     private WebView mWebView;
 
+    private NestedTouchScrollingLayout mNestedTouchScrollingLayout;
+
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -43,13 +45,31 @@ public void onCreate(@Nullable Bundle savedInstanceState) {
     public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_webview, container, false);
         mWebView = view.findViewById(R.id.web_view);
+        mNestedTouchScrollingLayout = view.findViewById(R.id.fragment_wrapper);
         return view;
     }
 
     @Override
     public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);
 
+        mNestedTouchScrollingLayout.registerNestScrollChildCallback(new NestedTouchScrollingLayout.INestChildScrollChange() {
+            @Override
+            public void onNestChildScrollChange(float deltaY) {
+
+            }
+
+            @Override
+            public void onNestChildScrollRelease(float deltaY, int velocityY) {
+                mNestedTouchScrollingLayout.recover(0);
+            }
+
+            @Override
+            public void onNestChildHorizationScroll(boolean show) {
+
+            }
+        });
+
         initWebSettings();
         initWebViewClient();
 

library/src/main/java/jarvis/com/library/NestedTouchScrollingLayout.java

@@ -73,6 +73,8 @@ public class NestedTouchScrollingLayout extends FrameLayout implements NestedScr
      */
     private boolean isLeftorRightTouchLimit = true;
 
+    private boolean isFingerHolderTouch = false;
+
     private List<INestChildScrollChange> mNestChildScrollChangeCallbacks;
 
 
@@ -200,12 +202,15 @@ public boolean onTouchEvent(MotionEvent event) {
             mDownSheetTranslation = mSheetTranslation;
             velocityTracker.clear();
 
+            isFingerHolderTouch = true;
+
             if (mChildView instanceof WebView) {
                 mWebViewContentHeight = (int) (((WebView)mChildView).getContentHeight() * ((WebView)mChildView).getScale());
             }
         }
 
         if (event.getAction() == MotionEvent.ACTION_UP || event.getAction() == MotionEvent.ACTION_CANCEL) {
+            isFingerHolderTouch = false;
             isLeftorRightTouchLimit = true;
         }
 
@@ -293,7 +298,8 @@ private boolean isChildCanScroll(MotionEvent event, float deltaY) {
         return (fingerDown && canScrollUp) || (fingerUp && canScrollDown);
     }
 
-    private boolean canScrollUp(View view, float x, float y) {
+    protected boolean canScrollUp(View view, float x, float y) {
+
         if (view instanceof WebView) {
             return canWebViewScrollUp();
         }
@@ -314,7 +320,7 @@ private boolean canScrollUp(View view, float x, float y) {
         return view.canScrollVertically(-1);
     }
 
-    private boolean canScrollDown(View view, float x, float y) {
+    protected boolean canScrollDown(View view, float x, float y) {
         if (view instanceof WebView) {
             return canWebViewScrollDown();
         }
@@ -414,6 +420,10 @@ public void setTranslation(float transY) {
         if (mChildView != null) {
             mChildView.setTranslationY(transY);
         }
+        if (transY == 0) {
+            mDownSheetTranslation = getMeasuredHeight();
+            mOriginTranslate = 0;
+        }
     }
 
     /**
@@ -425,8 +435,12 @@ public void recover(int target) {
     }
 
     public void recover(int target, final Runnable runnable) {
+        recover(target, runnable, 300);
+    }
+
+    public void recover(int target, final Runnable runnable, int time) {
         currentAnimator = ObjectAnimator.ofFloat(this, SHEET_TRANSLATION, target);
-        currentAnimator.setDuration(300);
+        currentAnimator.setDuration(time);
         currentAnimator.setInterpolator(new DecelerateInterpolator(1.6f));
         currentAnimator.addListener(new CancelDetectionAnimationListener() {
             @Override
@@ -483,13 +497,6 @@ private void onActionRelease(MotionEvent event) {
         mTransYAnim.setDuration(200L);
         mTransYAnim.setInterpolator(PathInterpolatorCompat.create(0.4F, 0.0F, 0.2F, 1.0F));
 
-        mTransYAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
-            @Override
-            public void onAnimationUpdate(ValueAnimator valueAnimator) {
-
-            }
-        });
-
         mTransYAnim.start();
     }
 
@@ -578,5 +585,11 @@ public int getNestedScrollAxes() {
         return super.getNestedScrollAxes();
     }
 
-}
+    public boolean isFingerHolderTouch() {
+        return isFingerHolderTouch;
+    }
 
+    public float getMinFlingVelocity() {
+        return minFlingVelocity;
+    }
+}