增加TopView粘性展示

modules/mogo-module-extensions/src/main/java/com/mogo/module/extensions/utils/TopViewAnimHelper.java

@@ -83,6 +83,9 @@ public class TopViewAnimHelper {
         cameraMode = rootView.findViewById(R.id.module_ext_id_north);
         // 初始化默认隐藏导航
         hideNaviView();
+
+        showStickView();
+
     }
 
     private volatile boolean isTopViewOut = true;
@@ -185,10 +188,32 @@ public class TopViewAnimHelper {
         }).start();
     }
 
+    private final List<MotionViewCache> stickViewCache = new ArrayList<>();
+
+    private void showStickView() {
+        if (stickViewCache.isEmpty()) {
+            return;
+        } else if (stickViewCache.size() == 1) {
+            MotionViewCache stickView = stickViewCache.remove(0);
+            startTopInAnim(stickView.view, stickView.params, stickView.statusListener);
+            return;
+        }
+        for (int i = 0; i < stickViewCache.size() - 2; i++) {
+            MotionViewCache stickView = stickViewCache.get(i);
+            stickView.statusListener.beforeViewRemoveAnim(stickView.view);
+            stickView.statusListener.onViewRemoved(stickView.view);
+        }
+        MotionViewCache stickView = stickViewCache.get(stickViewCache.size() - 1);
+        stickViewCache.clear();
+        startTopInAnim(stickView.view, stickView.params, stickView.statusListener);
+    }
+
     public void startTopInAnim(View view, ViewGroup.LayoutParams params,
                                IMogoTopViewStatusListener statusListener) {
 
         if (topMotionLayout == null) {
+            // 增加黏性事件
+            stickViewCache.add(new MotionViewCache(view, params, statusListener));
             return;
         }