From 82e57df230ecb744af6c8865f80870ba03c86d89 Mon Sep 17 00:00:00 2001
From: Linjiajia <319408893@qq.com>
Date: 星期二, 25 七月 2023 22:18:27 +0800
Subject: [PATCH] 基本功能完成

---
 app/src/main/java/com/application/zhangshi_app_android/adapter/ContactsRvAdapter.java |   70 ++++++++++++++---------------------
 1 files changed, 28 insertions(+), 42 deletions(-)

diff --git a/app/src/main/java/com/application/zhangshi_app_android/adapter/ContactsRvAdapter.java b/app/src/main/java/com/application/zhangshi_app_android/adapter/ContactsRvAdapter.java
index a34d30f..48c64a5 100644
--- a/app/src/main/java/com/application/zhangshi_app_android/adapter/ContactsRvAdapter.java
+++ b/app/src/main/java/com/application/zhangshi_app_android/adapter/ContactsRvAdapter.java
@@ -7,10 +7,15 @@
 import android.widget.FrameLayout;
 
 import com.android.app_base.base.adapter.BaseRVAdapter;
+import com.android.app_base.utils.Utils;
 import com.application.zhangshi_app_android.R;
 import com.application.zhangshi_app_android.bean.ContactsBean;
 import com.application.zhangshi_app_android.bean.ContactsDetailBean;
+import com.application.zhangshi_app_android.bean.TourismBean;
 import com.application.zhangshi_app_android.databinding.ItemContactsBinding;
+
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * @author Gss
@@ -18,7 +23,7 @@
  * @desc 閫氳褰� recyclerView 鐨� adapter
  */
 public class ContactsRvAdapter extends BaseRVAdapter<ContactsBean, ItemContactsBinding, ContactsRvAdapter.ViewHolder> {
-
+    private final Map<ContactsBean, Boolean> expendMap = new HashMap<>();
 
     public ContactsRvAdapter(Context context) {
         super(context);
@@ -45,53 +50,36 @@
         }else {
             holder.getBinding().cardView.setCardBackgroundColor(mContext.getColor(R.color.color_card_pink));
         }
+        if (!expendMap.containsKey(getItem(position))){
+            expendMap.put(getItem(position),false);
+        }
+        if (Boolean.TRUE.equals(expendMap.get(getItem(position)))){
+            holder.getBinding().ivFold.setBackgroundResource(R.drawable.ic_unfold);
+            holder.getBinding().cardView.post(() -> {
+                holder.getBinding().cardView.getLayoutParams().height = FrameLayout.LayoutParams.WRAP_CONTENT;
+                holder.getBinding().cardView.requestLayout();
+            });
+        }else{
+            holder.getBinding().ivFold.setBackgroundResource(R.drawable.ic_fold);
+            holder.getBinding().cardView.post(() -> {
+                holder.getBinding().cardView.getLayoutParams().height = holder.getBinding().layoutTitle.getMeasuredHeight();
+                holder.getBinding().cardView.requestLayout();
+            });
+        }
         holder.getBinding().layoutTitle.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
-                if (holder.isExpended){
+                if (Boolean.TRUE.equals(expendMap.get(getItem(position)))){
                     int initialHeight = holder.getBinding().cardView.getMeasuredHeight();
                     int collapsedHeight = holder.getBinding().layoutTitle.getMeasuredHeight();
-                    int distanceToCollapse = (int) (initialHeight - collapsedHeight);
-
-                    Animation a = new Animation() {
-                        @Override
-                        protected void applyTransformation(float interpolatedTime, Transformation t) {
-                            if (interpolatedTime == 1){
-                            }
-                            holder.getBinding().cardView.getLayoutParams().height = (int) (initialHeight - (distanceToCollapse * interpolatedTime));
-                            holder.getBinding().cardView.requestLayout();
-                        }
-
-                        @Override
-                        public boolean willChangeBounds() {
-                            return true;
-                        }
-                    };
-                    a.setDuration(500);
-                    holder.getBinding().cardView.startAnimation(a);
-                    holder.isExpended = false;
+                    Utils.pullCollapse(holder.getBinding().cardView,initialHeight,collapsedHeight);
+                    expendMap.put(getItem(position),false);
                 }else{
                     final int initialHeight = holder.getBinding().cardView.getMeasuredHeight();
-                    holder.getBinding().cardView.measure(View.MeasureSpec.UNSPECIFIED,View.MeasureSpec.UNSPECIFIED);
+                    holder.getBinding().cardView.measure(FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.WRAP_CONTENT);
                     int targetHeight = holder.getBinding().cardView.getMeasuredHeight();
-                    int distanceToExpand = targetHeight - initialHeight;
-                    Animation a = new Animation() {
-                        @Override
-                        protected void applyTransformation(float interpolatedTime, Transformation t) {
-                            if (interpolatedTime == 1){
-                            }
-                            holder.getBinding().cardView.getLayoutParams().height = (int) (initialHeight + (distanceToExpand * interpolatedTime));
-                            holder.getBinding().cardView.requestLayout();
-                        }
-
-                        @Override
-                        public boolean willChangeBounds() {
-                            return true;
-                        }
-                    };
-                    a.setDuration(500);
-                    holder.getBinding().cardView.startAnimation(a);
-                    holder.isExpended = true;
+                    Utils.dropExpand(holder.getBinding().cardView,initialHeight,targetHeight);
+                    expendMap.put(getItem(position),true);
                 }
             }
         });
@@ -100,8 +88,6 @@
 
 
     public static class ViewHolder extends BaseViewHolder<ItemContactsBinding>{
-        private boolean isExpended;
-
         public ViewHolder(ItemContactsBinding binding) {
             super(binding);
         }

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