Android 仿携程购票地址互换效果

今天项目经理给了个需求，大改意思就是说，两种货币可以互相兑换的，说白了就是类似于携程购票地址切换这种效果，废话不多说上才艺：
效果：

xml布局：

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/constrainCenter"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:ignore="DuplicateIds">

    <include layout="@layout/a_view_actionbar" />

    <LinearLayout
        android:background="@drawable/huzhuan2"
        android:layout_marginTop="@dimen/dp20"
        android:layout_marginLeft="@dimen/dp20"
        android:layout_marginRight="@dimen/dp20"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">

        <LinearLayout
            android:id="@+id/constrainCenter"
            android:layout_width="match_parent"
            android:layout_height="100dp"
            android:layout_weight="3"
            android:orientation="horizontal">

            <RelativeLayout
                android:layout_gravity="center"
                android:gravity="center_horizontal"
                android:id="@+id/constrainLayoutLeft"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:orientation="vertical">

                <TextView
                    android:layout_centerHorizontal="true"
                    android:layout_gravity="center"
                    android:id="@+id/tvDetailStartCity"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="深圳"
                    android:textColor="#FF222222"
                    android:textSize="26sp"
                    android:textStyle="bold" />

                <TextView
                    android:layout_centerHorizontal="true"
                    android:layout_gravity="center"
                    android:layout_below="@+id/tvDetailStartCity"
                    android:id="@+id/tvDetailStartName"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="宝安基地"
                    android:textColor="#FF222222"
                    android:textSize="12sp" />
            </RelativeLayout>

            <RelativeLayout
                android:id="@+id/constrainLayoutSwitch"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:layout_weight="1"
                android:padding="10dp">

                <TextView
                    android:layout_centerHorizontal="true"
                    android:id="@+id/viewDetailStartEnd"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:background="@mipmap/ic_change_direction" />
            </RelativeLayout>

            <RelativeLayout
                android:layout_gravity="center"
                android:id="@+id/constrainLayoutRight"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:orientation="vertical">

                <TextView
                    android:layout_centerHorizontal="true"
                    android:id="@+id/tvDetailEndCity"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:text="深圳"
                    android:textColor="#FF222222"
                    android:textSize="26sp"
                    android:textStyle="bold" />

                <TextView
                    android:layout_centerHorizontal="true"
                    android:layout_below="@+id/tvDetailEndCity"
                    android:id="@+id/tvDetailEndName"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:text="宝安基地"
                    android:textColor="#FF222222"
                    android:textSize="12sp" />
            </RelativeLayout>

        </LinearLayout>
    </LinearLayout>
    《以下代码可以不用复制粘贴，如果粘贴了，activity代码需要全部复制，如果没有粘贴 activity中 initview可以不用复制》
    <View
        android:layout_marginTop="@dimen/dp10"
        style="@style/line"
        android:layout_marginLeft="12dp"
        android:layout_marginRight="12dp" />
    <LinearLayout
        android:background="@drawable/huzhuan2"
        android:layout_marginTop="@dimen/dp10"
        android:layout_marginLeft="@dimen/dp20"
        android:layout_marginRight="@dimen/dp20"
        android:layout_width="match_parent"
        android:layout_height="@dimen/dp40">
        <LinearLayout
            android:gravity="center"
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent">

            <TextView
                android:gravity="center"
                android:layout_weight="1"
                android:text="汇率  100 "
                android:layout_width="wrap_content"
                android:layout_height="wrap_content">

            </TextView>
            <TextView
                android:gravity="center"
                android:textStyle="bold"
                android:text="="
                android:layout_weight="1"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content">
            </TextView>
            <TextView
                android:gravity="center"
                android:layout_weight="1"
                android:text="STA   10"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content">
            </TextView>
        </LinearLayout>

    </LinearLayout>
    <View
        android:layout_marginTop="@dimen/dp10"
        style="@style/line"
        android:layout_marginLeft="12dp"
        android:layout_marginRight="12dp" />
    <RelativeLayout
        android:layout_margin="@dimen/dp40"
        android:id="@+id/login_btn"
        style="@style/BossGreenBtn"
        android:layout_height="@dimen/dp40"
        android:layout_width="match_parent">

        <TextView
            android:id="@+id/tv_login"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="left"
            android:layout_weight="1"
            android:gravity="center"
            android:text="@string/confirm"
            android:textColor="@color/white_all"
            android:textSize="@dimen/sp_16_text_size" />

    </RelativeLayout>
    <android.support.v7.widget.RecyclerView
        android:id="@+id/iv_recycler"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
    </android.support.v7.widget.RecyclerView>
</LinearLayout>

activity:

public class ExchangeActivity extends BaseActivity {//汇兑
    private ArrayList<Bean> mDatas;
    private Bean bean;
    RelativeLayout constrainLayoutLeft;
    RelativeLayout constrainLayoutRight;
    RelativeLayout constrainLayoutSwitch;
    TextView tvDetailStartCity;
    TextView tvDetailEndCity;
    ObjectAnimator startAnimator;
    ObjectAnimator endAnimator;
    AnimatorSet animatorSet;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_exchange);
        getSupportActionBar().hide();
        findViewById(R.id.iv_title_left).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                finish();
            }
        });
        TextView tvTitle = (TextView) findViewById(R.id.tv_title_left);
        tvTitle.setText("汇兑");
        constrainLayoutLeft=findViewById(R.id.constrainLayoutLeft);
        constrainLayoutRight=findViewById(R.id.constrainLayoutRight);
        constrainLayoutSwitch=findViewById(R.id.constrainLayoutSwitch);
        tvDetailStartCity=findViewById(R.id.tvDetailStartCity);
        tvDetailEndCity=findViewById(R.id.tvDetailEndCity);
        constrainLayoutSwitch.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                constrainLayoutSwitch.setClickable(false);
                ObjectAnimator iconAnimator = ObjectAnimator.ofFloat(
                        constrainLayoutSwitch,
                        View.ROTATION,
                        constrainLayoutSwitch.getRotation(),
                        constrainLayoutSwitch.getRotation() + 180
                );
                int leftMargin = 0;
                int rightMargin = 0;
                RelativeLayout.LayoutParams leftLayoutParams = (RelativeLayout.LayoutParams) tvDetailStartCity.getLayoutParams();
                leftMargin = leftLayoutParams.leftMargin;

                RelativeLayout.LayoutParams rightLayoutParams = (RelativeLayout.LayoutParams) tvDetailEndCity.getLayoutParams();
                rightMargin = rightLayoutParams.rightMargin;
                if (constrainLayoutLeft.getTranslationX() == 0) {
                    startAnimator = ObjectAnimator.ofFloat(
                            constrainLayoutLeft,
                            View.TRANSLATION_X,
                            constrainLayoutLeft.getTranslationX(),
                            constrainLayoutRight.getX() + (constrainLayoutLeft.getWidth() - constrainLayoutRight.getWidth()) - leftMargin
                    );
                    endAnimator = ObjectAnimator.ofFloat(
                            constrainLayoutRight,
                            View.TRANSLATION_X,
                            constrainLayoutRight.getTranslationX(),
                            -constrainLayoutRight.getX() + rightMargin
                    );
                } else {
                    startAnimator = ObjectAnimator.ofFloat(
                            constrainLayoutLeft,
                            View.TRANSLATION_X,
                            -constrainLayoutRight.getTranslationX(),
                            - constrainLayoutRight.getX() + leftMargin
                    );
                    endAnimator = ObjectAnimator.ofFloat(
                            constrainLayoutRight,
                            View.TRANSLATION_X,
                            constrainLayoutRight.getTranslationX(),
                            constrainLayoutRight.getX() - rightMargin
                    );
                    constrainLayoutLeft.setTranslationX(0);
                }

                animatorSet =new AnimatorSet();
                animatorSet.addListener(new Animator.AnimatorListener(){

                    @Override
                    public void onAnimationStart(Animator animation) {

                    }

                    @Override
                    public void onAnimationEnd(Animator animation) {
                        constrainLayoutSwitch.setClickable(true);
                    }

                    @Override
                    public void onAnimationCancel(Animator animation) {

                    }

                    @Override
                    public void onAnimationRepeat(Animator animation) {

                    }
                });
                animatorSet.playTogether(startAnimator, endAnimator, iconAnimator);
                animatorSet.setDuration(500) ;
                animatorSet.start();

            }
        });

        initview();
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
    private void initview() {

        RecyclerView recycler = findViewById(R.id.iv_recycler);
        mDatas = new ArrayList<>();

        generateDatas();
        //线性布局
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
        linearLayoutManager.setOrientation(LinearLayoutManager.VERTICAL);
        recycler.setLayoutManager(linearLayoutManager);

        RecyclerAdapter adapter = new RecyclerAdapter(this,mDatas);
        recycler.setAdapter(adapter);
    }
    private void generateDatas() {

        for (int i = 1; i <= 100; i++) {
            bean = new Bean();
            bean.setImg(R.drawable.top_img);
            bean.setTitle("类型"+i);
            bean.setTv1("名称"+i);
            bean.setTv2("费率10%"+i);
            mDatas.add(bean);
        }
    }
    public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {

        private Context mContext;
        private ArrayList<Bean> mDatas;
        public RecyclerAdapter(Context context, ArrayList<Bean> datas) {
            mContext = context;
            mDatas = datas;
        }


        @NonNull
        @Override
        public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
            View itemView = LayoutInflater.from(mContext).inflate(R.layout.item_layout, parent, false);
            return new NormalHolder(itemView);
        }

        @Override
        public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
            NormalHolder normalHolder = (NormalHolder) holder;
            normalHolder.time_tv.setText(mDatas.get(position).getTv1());
            normalHolder.time_tv2.setText(mDatas.get(position).getTv2());
            normalHolder.title.setText(mDatas.get(position).getTitle());
            normalHolder.img.setImageResource(mDatas.get(position).getImg());

        }

        @Override
        public int getItemCount() {
            return mDatas.size();
        }

        public class NormalHolder extends RecyclerView.ViewHolder {

            public TextView time_tv;
            public TextView time_tv2;
            public TextView title;
            public ImageView img;

            public NormalHolder(View itemView) {
                super(itemView);
                time_tv = itemView.findViewById(R.id.time_tv);
                time_tv2 = itemView.findViewById(R.id.time_tv2);
                title = itemView.findViewById(R.id.title);
                img = itemView.findViewById(R.id.img);
                time_tv.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        Toast.makeText(mContext, time_tv.getText(), Toast.LENGTH_SHORT).show();
                    }
                });
            }

        }
    }
}

网盘链接链接: https://pan.baidu.com/s/1LvibICPh_4zr2N0VNCPIoQ 提取码: nvai