Android属性动画实现图片从左到右逐渐消失

package com.example.duoyi.clientaidl;
 
import android.animation.Animator;
import android.animation.ObjectAnimator;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.CardView;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
 
import com.example.duoyi.AnimationAdapter;
 
import java.util.ArrayList;
import java.util.List;
 
public class AnimationActivity extends AppCompatActivity {
 
 private static final int MAX_COUNT = 100;
 private static final String TAG = "AnimationActivity";
 
 RecyclerView rv;
 CardView cv;
 ImageView image;
 ObjectAnimator animator;
 
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_animation);
 
  rv = findViewById(R.id.itemRv);
  cv = findViewById(R.id.expand);
  image = findViewById(R.id.insect);
 
  List list = new ArrayList<>();
  for (int i = 0; i 

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package com.example.duoyi;
 
import android.content.Context;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
 
import com.example.duoyi.clientaidl.AnimationActivity;
import com.example.duoyi.clientaidl.R;
 
import java.util.List;
 
public class AnimationAdapter extends RecyclerView.Adapter {
 
 private List list;
 private AnimationActivity context;
 
 public AnimationAdapter(List list, AnimationActivity context) {
  this.list = list;
  this.cOntext= context;
 }
 
 @Override
 public AnimationViewHolder onCreateViewHolder(ViewGroup viewGroup, int i) {
  View view = LayoutInflater.from(context).inflate(R.layout.item_anim, viewGroup, false);
  return new AnimationViewHolder(view);
 }
 
 @Override
 public void onBindViewHolder(AnimationViewHolder holder, int position) {
  String cOntent= list.get(position);
  holder.content.setText(content);
 }
 
 @Override
 public int getItemCount() {
  return list.size();
 }
 
 static class AnimationViewHolder extends RecyclerView.ViewHolder {
 
  TextView content;
 
  AnimationViewHolder(View view) {
   super(view);
   cOntent= view.findViewById(R.id.content);
  }
 }
}

animator.addListener(new Animator.AnimatorListener() {
      @Override
      public void onAnimationStart(Animator animation) {
      }
      @Override
      public void onAnimationEnd(Animator animation) {
       //当图片发生点击时可以通过下面代码将图片复位到原来位置
       //否则响应点击事件的图片可能会显示不全，不响应点击的忽略
       //image.setTranslationX(dp2px(-1));
      }
      @Override
      public void onAnimationCancel(Animator animation) {
      }
      @Override
      public void onAnimationRepeat(Animator animation) {
      }
     });

//第一种动画方式
image.animate()
  .translationX(dp2px(50))
  .setDuration(1500)
  .start();

animator = ObjectAnimator.ofFloat(image, "translationX",
       dp2px(50));
animator.setDuration(1500);
animato.start();