Full Code of huage2580/ZuiMeiTAG for AI

Repository: huage2580/ZuiMeiTAG
Branch: master
Commit: 2a5005b406b6
Files: 34
Total size: 38.3 KB

Directory structure:
gitextract_zm55re4_/

├── .gitignore
├── .idea/
│   ├── .name
│   ├── compiler.xml
│   ├── copyright/
│   │   └── profiles_settings.xml
│   ├── encodings.xml
│   ├── gradle.xml
│   ├── misc.xml
│   ├── modules.xml
│   └── runConfigurations.xml
├── README.md
├── app/
│   ├── .gitignore
│   ├── build.gradle
│   ├── proguard-rules.pro
│   └── src/
│       ├── androidTest/
│       │   └── java/
│       │       └── com/
│       │           └── toxicant/
│       │               └── hua/
│       │                   └── zuimeitag/
│       │                       └── ApplicationTest.java
│       ├── main/
│       │   ├── AndroidManifest.xml
│       │   ├── java/
│       │   │   └── com/
│       │   │       └── toxicant/
│       │   │           └── hua/
│       │   │               └── zuimeitag/
│       │   │                   ├── MainActivity.java
│       │   │                   ├── MyLayoutManager.java
│       │   │                   └── TAGRecyclerView.java
│       │   └── res/
│       │       ├── drawable/
│       │       │   └── bg_white.xml
│       │       ├── layout/
│       │       │   ├── activity_main.xml
│       │       │   └── item.xml
│       │       ├── values/
│       │       │   ├── colors.xml
│       │       │   ├── dimens.xml
│       │       │   ├── strings.xml
│       │       │   └── styles.xml
│       │       └── values-w820dp/
│       │           └── dimens.xml
│       └── test/
│           └── java/
│               └── com/
│                   └── toxicant/
│                       └── hua/
│                           └── zuimeitag/
│                               └── ExampleUnitTest.java
├── build.gradle
├── gradle/
│   └── wrapper/
│       ├── gradle-wrapper.jar
│       └── gradle-wrapper.properties
├── gradle.properties
├── gradlew
├── gradlew.bat
└── settings.gradle

================================================
FILE CONTENTS
================================================

================================================
FILE: .gitignore
================================================
*.iml
.gradle
/local.properties
/.idea/workspace.xml
/.idea/libraries
.DS_Store
/build
/captures


================================================
FILE: .idea/.name
================================================
ZuiMeiTAG

================================================
FILE: .idea/compiler.xml
================================================
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="CompilerConfiguration">
    <resourceExtensions />
    <wildcardResourcePatterns>
      <entry name="!?*.java" />
      <entry name="!?*.form" />
      <entry name="!?*.class" />
      <entry name="!?*.groovy" />
      <entry name="!?*.scala" />
      <entry name="!?*.flex" />
      <entry name="!?*.kt" />
      <entry name="!?*.clj" />
      <entry name="!?*.aj" />
    </wildcardResourcePatterns>
    <annotationProcessing>
      <profile default="true" name="Default" enabled="false">
        <processorPath useClasspath="true" />
      </profile>
    </annotationProcessing>
  </component>
</project>

================================================
FILE: .idea/copyright/profiles_settings.xml
================================================
<component name="CopyrightManager">
  <settings default="" />
</component>

================================================
FILE: .idea/encodings.xml
================================================
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="Encoding">
    <file url="PROJECT" charset="UTF-8" />
  </component>
</project>

================================================
FILE: .idea/gradle.xml
================================================
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="GradleSettings">
    <option name="linkedExternalProjectsSettings">
      <GradleProjectSettings>
        <option name="distributionType" value="LOCAL" />
        <option name="externalProjectPath" value="$PROJECT_DIR$" />
        <option name="gradleHome" value="E:\AndroidStudio\IDE3\gradle\gradle-2.10" />
        <option name="modules">
          <set>
            <option value="$PROJECT_DIR$" />
            <option value="$PROJECT_DIR$/app" />
          </set>
        </option>
        <option name="myModules">
          <set>
            <option value="$PROJECT_DIR$" />
            <option value="$PROJECT_DIR$/app" />
          </set>
        </option>
      </GradleProjectSettings>
    </option>
  </component>
</project>

================================================
FILE: .idea/misc.xml
================================================
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="EntryPointsManager">
    <entry_points version="2.0" />
  </component>
  <component name="NullableNotNullManager">
    <option name="myDefaultNullable" value="android.support.annotation.Nullable" />
    <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
    <option name="myNullables">
      <value>
        <list size="4">
          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
        </list>
      </value>
    </option>
    <option name="myNotNulls">
      <value>
        <list size="4">
          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.NotNull" />
          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nonnull" />
          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.NonNull" />
          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.NonNull" />
        </list>
      </value>
    </option>
  </component>
  <component name="ProjectLevelVcsManager" settingsEditedManually="false">
    <OptionsSetting value="true" id="Add" />
    <OptionsSetting value="true" id="Remove" />
    <OptionsSetting value="true" id="Checkout" />
    <OptionsSetting value="true" id="Update" />
    <OptionsSetting value="true" id="Status" />
    <OptionsSetting value="true" id="Edit" />
    <ConfirmationsSetting value="0" id="Add" />
    <ConfirmationsSetting value="0" id="Remove" />
  </component>
  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.7" project-jdk-type="JavaSDK">
    <output url="file://$PROJECT_DIR$/build/classes" />
  </component>
  <component name="ProjectType">
    <option name="id" value="Android" />
  </component>
</project>

================================================
FILE: .idea/modules.xml
================================================
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="ProjectModuleManager">
    <modules>
      <module fileurl="file://$PROJECT_DIR$/ZuiMeiTAG.iml" filepath="$PROJECT_DIR$/ZuiMeiTAG.iml" />
      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
    </modules>
  </component>
</project>

================================================
FILE: .idea/runConfigurations.xml
================================================
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="RunConfigurationProducerService">
    <option name="ignoredProducers">
      <set>
        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
      </set>
    </option>
  </component>
</project>

================================================
FILE: README.md
================================================
# ZuiMeiTAG
仿最美应用的底栏，使用recyclerView实现，相关博文http://www.jianshu.com/p/7202416974f6   
能不能给个star鼓励下(●'◡'●)
#效果图
![效果图](https://github.com/huage2580/ZuiMeiTAG/raw/master/hello.gif)


================================================
FILE: app/.gitignore
================================================
/build


================================================
FILE: app/build.gradle
================================================
apply plugin: 'com.android.application'

android {
    compileSdkVersion 23
    buildToolsVersion "23.0.2"

    defaultConfig {
        applicationId "com.toxicant.hua.zuimeitag"
        minSdkVersion 16
        targetSdkVersion 23
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    testCompile 'junit:junit:4.12'
    compile 'com.android.support:appcompat-v7:23.4.0'
    compile 'com.android.support:recyclerview-v7:23.4.0'
}


================================================
FILE: app/proguard-rules.pro
================================================
# Add project specific ProGuard rules here.
# By default, the flags in this file are appended to flags specified
# in E:\AndroidStudio\SDK/tools/proguard/proguard-android.txt
# You can edit the include path and order by changing the proguardFiles
# directive in build.gradle.
#
# For more details, see
#   http://developer.android.com/guide/developing/tools/proguard.html

# Add any project specific keep options here:

# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
#   public *;
#}


================================================
FILE: app/src/androidTest/java/com/toxicant/hua/zuimeitag/ApplicationTest.java
================================================
package com.toxicant.hua.zuimeitag;

import android.app.Application;
import android.test.ApplicationTestCase;

/**
 * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
 */
public class ApplicationTest extends ApplicationTestCase<Application> {
    public ApplicationTest() {
        super(Application.class);
    }
}

================================================
FILE: app/src/main/AndroidManifest.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.toxicant.hua.zuimeitag">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

================================================
FILE: app/src/main/java/com/toxicant/hua/zuimeitag/MainActivity.java
================================================
package com.toxicant.hua.zuimeitag;

import android.animation.ObjectAnimator;
import android.graphics.Bitmap;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.Animation;
import android.view.animation.TranslateAnimation;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {
    TAGRecyclerView rv;
    Button btn1;
    Button btn2;
    ArrayList<String> datas;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btn1= (Button) findViewById(R.id.button);
        btn2= (Button) findViewById(R.id.button2);
        rv= (TAGRecyclerView) findViewById(R.id.rv1);
        rv.setLayoutManager(new MyLayoutManager());
       datas=new ArrayList<>();
        for (int i=0;i<20;i++){
            datas.add("item==>"+i);
        }
       // final int temp=height/7;
        final RvAdapter adapter = new RvAdapter();
        rv.setAdapter(adapter);
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                rv.selectNextItem();

            }
        });
        btn2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                rv.selectPreviousItem();
            }
        });
        rv.setSwitchListener(new TAGRecyclerView.SwitchListener() {
            @Override
            public void onSwitch(int realIndex) {
                Toast.makeText(MainActivity.this,"当前选择=>"+realIndex,Toast.LENGTH_SHORT).show();
            }
        });
    }

    class RvAdapter extends RecyclerView.Adapter<ViewHoler>{

        @Override
        public ViewHoler onCreateViewHolder(ViewGroup parent, int viewType) {
            return new ViewHoler(LayoutInflater.from(parent.getContext()).inflate(R.layout.item,null,false));
        }

        @Override
        public void onBindViewHolder(final ViewHoler holder, int position) {
            holder.tv1.setText(datas.get(position));
        }

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

    }
    class ViewHoler extends RecyclerView.ViewHolder{
        ImageView ivl;
        TextView tv1;
        LinearLayout ll;
        public ViewHoler(View itemView) {
            super(itemView);
            ivl= (ImageView) itemView.findViewById(R.id.iv);
            tv1= (TextView) itemView.findViewById(R.id.tv1);
            ll= (LinearLayout) itemView.findViewById(R.id.linear_layout);
            itemView.setClickable(false);
        }
    }


}






================================================
FILE: app/src/main/java/com/toxicant/hua/zuimeitag/MyLayoutManager.java
================================================
package com.toxicant.hua.zuimeitag;

import android.graphics.PointF;
import android.graphics.Rect;
import android.support.v7.widget.LinearSmoothScroller;
import android.support.v7.widget.RecyclerView;
import android.util.SparseArray;
import android.util.SparseBooleanArray;
import android.view.View;
import android.view.ViewGroup;

/**
 * Created by hua on 2016.12.10.
 */
public class MyLayoutManager extends RecyclerView.LayoutManager {
    public int mSelectIndex=0;
    final int mPadding=3;
    int allWidth=0;
    int offsetScroll=0;
    int firstView=0;//第一个可视view序号
    boolean firstLayout=true;//每次开始布局
    //保存所有的Item的上下左右的偏移量信息
    private SparseArray<Rect> allItemFrames = new SparseArray<>();
    //记录Item是否出现过屏幕且还没有回收。true表示出现过屏幕上，并且还没被回收
    private SparseBooleanArray hasAttachedItems = new SparseBooleanArray();
    @Override
    public RecyclerView.LayoutParams generateDefaultLayoutParams() {
        return new RecyclerView.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    }

    @Override
    public void onLayoutChildren(RecyclerView.Recycler recycler, RecyclerView.State state) {
        detachAndScrapAttachedViews(recycler);
        int offsetX=mPadding;
        for(int i=0;i<getItemCount();i++){
            View view=recycler.getViewForPosition(i);
           // addView(view);
            measureChildWithMargins(view,0,0);
             int width = getDecoratedMeasuredWidth(view);
            int height = getDecoratedMeasuredHeight(view);
//            layoutDecorated(view,offsetX+mPadding,mPadding,offsetX+width-mPadding,height);

            Rect frame = allItemFrames.get(i);
            if (frame == null) {
                frame = new Rect();
            }
            frame.set(offsetX,mPadding,offsetX+width,height);
            // 将当前的Item的Rect边界数据保存
            allItemFrames.put(i, frame);
            // 由于已经调用了detachAndScrapAttachedViews，因此需要将当前的Item设置为未出现过
            hasAttachedItems.put(i, false);
            offsetX+=(width+mPadding*2);

        }
        allWidth=Math.max(getWidth()/7*getItemCount(),getWidth());
        recyclerAndFillItems(recycler,state);
    }

    @Override
    public void measureChildWithMargins(View child, int widthUsed, int heightUsed) {
        final RecyclerView.LayoutParams lp = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int widthSpec = getChildMeasureSpec(getWidth(), getWidthMode(),
                0, getWidth()/7-2*mPadding,
                canScrollHorizontally());
        final int heightSpec = getChildMeasureSpec(getHeight(), getHeightMode(),
                0, lp.height,
                canScrollVertically());
            child.measure(widthSpec, heightSpec);

    }

    @Override
    public boolean canScrollHorizontally() {
        return true;
    }

    @Override
    public void smoothScrollToPosition(RecyclerView recyclerView, RecyclerView.State state,
                                       final int position) {
        LinearSmoothScroller linearSmoothScroller =
                new LinearSmoothScroller(recyclerView.getContext()) {
                    @Override
                    public PointF computeScrollVectorForPosition(int targetPosition) {
                        return MyLayoutManager.this.computeScrollVectorForPosition(position);
                    }
                };
        linearSmoothScroller.setTargetPosition(position);
        startSmoothScroll(linearSmoothScroller);
    }

    public PointF computeScrollVectorForPosition(int targetPosition) {
        if (getChildCount() == 0) {
            return null;
        }
        final int firstChildPos = getPosition(getChildAt(0));
        final int direction = targetPosition < firstChildPos? -1 : 1;

        return new PointF(direction, 0);

    }

    @Override
    public int scrollHorizontallyBy(int dx, RecyclerView.Recycler recycler, RecyclerView.State state) {
        //先detach掉所有的子View
        detachAndScrapAttachedViews(recycler);
        //实际要滑动的距离
        int travel = dx;
        if (offsetScroll+dx<0){//滑动到最左边
            travel=-offsetScroll;
        }else if(offsetScroll+dx>allWidth-getWidth()){//最右边
            travel=allWidth-getWidth()-offsetScroll;
        }
        offsetScroll+=travel;
        offsetChildrenHorizontal(-travel);
        recyclerAndFillItems(recycler, state);
        return travel;
    }

    void recyclerAndFillItems(RecyclerView.Recycler recycler, RecyclerView.State state){
        if (state.isPreLayout()) { // 跳过preLayout，preLayout主要用于支持动画
            return;
        }

        // 当前scroll offset状态下的显示区域
        Rect displayFrame = new Rect(offsetScroll,0, getWidth()+offsetScroll, getHeight());
       // Log.e("display","left->"+displayFrame.left+"right->"+displayFrame.right);
        //回收
        Rect childFrame = new Rect();
        for (int i = 0; i < getChildCount(); i++) {
            View child = getChildAt(i);
            childFrame.left = getDecoratedLeft(child);
            childFrame.top = getDecoratedTop(child);
            childFrame.right = getDecoratedRight(child);
            childFrame.bottom = getDecoratedBottom(child);
           // Log.e("回收判断","left->"+childFrame.left+"right->"+childFrame.right);
            //如果Item没有在显示区域，就说明需要回收
            if (!Rect.intersects(displayFrame, childFrame)) {
                //回收掉滑出屏幕的View
                removeAndRecycleView(child, recycler);
            }
        }
        //显示
        firstLayout=true;
        for (int i = 0; i < getItemCount(); i++) {
            if (Rect.intersects(displayFrame, allItemFrames.get(i))) {
               // Log.e("layout","显示==>"+i);
                if(firstLayout){
                    firstView=i;
                    firstLayout=false;
                }
                View scrap = recycler.getViewForPosition(i);
                measureChildWithMargins(scrap, 0, 0);
                int height = getDecoratedMeasuredHeight(scrap);
                if (i!=mSelectIndex){
                    scrap.setTranslationY(height/7*6);
                }
                addView(scrap);
                Rect frame = allItemFrames.get(i);
              //  Log.e("显示判断","left->"+frame.left+"right->"+frame.right);
                //将这个item布局出来
                layoutDecorated(scrap,
                        frame.left-offsetScroll,
                        frame.top,
                        frame.right-offsetScroll,
                        frame.bottom);

            }
        }

    }
}



================================================
FILE: app/src/main/java/com/toxicant/hua/zuimeitag/TAGRecyclerView.java
================================================
package com.toxicant.hua.zuimeitag;

import android.animation.Animator;
import android.animation.ObjectAnimator;
import android.content.Context;
import android.support.annotation.Nullable;
import android.support.v7.widget.RecyclerView;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;

/**
 * Created by hua on 2016.12.11.
 */
public class TAGRecyclerView extends RecyclerView implements View.OnTouchListener {
    private int mOffsetIndex;//偏移量，显示的第一个view的序号 [0,n)
    private int mSelectIndex;//当前选择的真实序号 [0,n)
    private SwitchListener mSwitchListener;

    interface SwitchListener{
        void onSwitch(int realIndex);
    }
    public TAGRecyclerView(Context context) {
        super(context);
        init();
    }

    public TAGRecyclerView(Context context, @Nullable AttributeSet attrs) {
        super(context, attrs);
        init();
    }

    public TAGRecyclerView(Context context, @Nullable AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
        init();
    }

    void init(){
        mOffsetIndex=0;
        mSelectIndex=0;
        setOnTouchListener(this);
    }

    @Override
    public boolean onTouch(View v, MotionEvent event) {
        int action = event.getAction();
        float x=event.getX();
        final int index= (int) (x/(this.getWidth()/7));
        //Log.i("index","index->"+index);
        switch (action){
            case MotionEvent.ACTION_DOWN:
            case MotionEvent.ACTION_MOVE:
                    final int th=this.getHeight()/7;
                    //view突出
                    for (int i=0;i<7;i++){
                        int t=Math.abs(index-i);
                       // Log.i("突出","点击->"+index+"当前相距->"+t+"第一个view:"+count);
                        this.getChildAt(i).setTranslationY(t*th);
                    }
                break;
            case MotionEvent.ACTION_UP:
                //记录位置
                RecyclerView.LayoutManager lm= this.getLayoutManager();
                if (lm instanceof MyLayoutManager){
                    mOffsetIndex = ((MyLayoutManager) lm).firstView;
                    mSelectIndex=mOffsetIndex+index;
                    ((MyLayoutManager) lm).mSelectIndex=mSelectIndex;
                    //Log.i("up","抬起相对位置-"+index+"偏移量-"+mOffsetIndex+"选择的真实序号-"+mSelectIndex);
                }
                if (mSwitchListener!=null){
                    mSwitchListener.onSwitch(mSelectIndex);
                }
                boolean isFirstAnim=true;
                //下落动画
                for (int i=0;i<7;i++){
                    if (i==index){
                        continue;
                    }
                    View temp=this.getChildAt(i);
                    ObjectAnimator anim=ObjectAnimator//
                            .ofFloat(temp, "TranslationY", temp.getTranslationY(),this.getHeight()/7*6)//
                            .setDuration(500);
                            anim.start();
                    if (isFirstAnim){
                        anim.addListener(new Animator.AnimatorListener() {
                            @Override
                            public void onAnimationStart(Animator animation) {

                            }

                            @Override
                            public void onAnimationEnd(Animator animation) {
                                //位移动画
                                scrollItem(index);
                            }

                            @Override
                            public void onAnimationCancel(Animator animation) {

                            }

                            @Override
                            public void onAnimationRepeat(Animator animation) {

                            }
                        });
                        isFirstAnim=false;
                    }

                }

                break;
        }
        return true;
    }

    /**
     * 把这个item放到中间,是相对序号
     * @param index 对应屏幕上的第几个[0,n)
     */
    private void scrollItem(int index){
        int dx=0;
        final int tw=TAGRecyclerView.this.getWidth()/7;
        if (index<3){
            dx=-tw*(3-index);
        }else if(index>3){
            dx=tw*(index-3);
        }
        TAGRecyclerView.this.smoothScrollBy(dx,0);
    }

    /**
     * 切换到下一个item
     */
    public boolean selectNextItem(){
        if (mSelectIndex>=TAGRecyclerView.this.getAdapter().getItemCount()-1){//已经是最后一个
            return false;
        }
        //当前选择的item下落
        final RecyclerView.LayoutManager lm= this.getLayoutManager();
        if (lm instanceof MyLayoutManager) {
            mOffsetIndex = ((MyLayoutManager) lm).firstView;
            View view=this.getChildAt(mSelectIndex-mOffsetIndex);
            final ObjectAnimator anim=ObjectAnimator.ofFloat(view, "TranslationY", view.getTranslationY(),this.getHeight()/7*6)
                    .setDuration(200);
                   anim.start();
            anim.addListener(new Animator.AnimatorListener() {
                @Override
                public void onAnimationStart(Animator animation) {

                }

                @Override
                public void onAnimationEnd(Animator animation) {
                    //下一个item升起
                    mSelectIndex+=1;
                    ((MyLayoutManager) lm).mSelectIndex=mSelectIndex;
                    View view=TAGRecyclerView.this.getChildAt(mSelectIndex-mOffsetIndex);
                    ObjectAnimator animR=ObjectAnimator.ofFloat(view, "TranslationY", view.getTranslationY(),0)
                            .setDuration(200);
                    animR.start();
                    animR.addListener(new Animator.AnimatorListener() {
                        @Override
                        public void onAnimationStart(Animator animation) {

                        }

                        @Override
                        public void onAnimationEnd(Animator animation) {
                            scrollItem(mSelectIndex-mOffsetIndex);
                        }

                        @Override
                        public void onAnimationCancel(Animator animation) {

                        }

                        @Override
                        public void onAnimationRepeat(Animator animation) {

                        }
                    });
                }

                @Override
                public void onAnimationCancel(Animator animation) {

                }

                @Override
                public void onAnimationRepeat(Animator animation) {

                }
            });
        }
        return true;
    }

    /**
     * 切换到上一个item
     */
    public boolean selectPreviousItem(){
        if (mSelectIndex<1){//已经是第一个
            return false;
        }
        //当前选择的item下落
        final RecyclerView.LayoutManager lm= this.getLayoutManager();
        if (lm instanceof MyLayoutManager) {
            mOffsetIndex = ((MyLayoutManager) lm).firstView;
            View view=this.getChildAt(mSelectIndex-mOffsetIndex);
            final ObjectAnimator anim=ObjectAnimator.ofFloat(view, "TranslationY", view.getTranslationY(),this.getHeight()/7*6)
                    .setDuration(200);
            anim.start();
            anim.addListener(new Animator.AnimatorListener() {
                @Override
                public void onAnimationStart(Animator animation) {

                }

                @Override
                public void onAnimationEnd(Animator animation) {
                    //上一个item升起
                    mSelectIndex-=1;
                    ((MyLayoutManager) lm).mSelectIndex=mSelectIndex;
                    View view=TAGRecyclerView.this.getChildAt(mSelectIndex-mOffsetIndex);
                    ObjectAnimator animR=ObjectAnimator.ofFloat(view, "TranslationY", view.getTranslationY(),0)
                            .setDuration(200);
                    animR.start();
                    animR.addListener(new Animator.AnimatorListener() {
                        @Override
                        public void onAnimationStart(Animator animation) {

                        }

                        @Override
                        public void onAnimationEnd(Animator animation) {
                            scrollItem(mSelectIndex-mOffsetIndex);
                        }

                        @Override
                        public void onAnimationCancel(Animator animation) {

                        }

                        @Override
                        public void onAnimationRepeat(Animator animation) {

                        }
                    });
                }

                @Override
                public void onAnimationCancel(Animator animation) {

                }

                @Override
                public void onAnimationRepeat(Animator animation) {

                }
            });
        }
        return true;

    }

    /**
     * 当前选择的item真实序号
     * @return
     */
    public int getSelectIndex(){
        return mSelectIndex;
    }
    public void setSwitchListener(SwitchListener listener){
        this.mSwitchListener=listener;
    }
}


================================================
FILE: app/src/main/res/drawable/bg_white.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">
    <corners
        android:topLeftRadius="10dp"
        android:topRightRadius="10dp">

    </corners>
   <solid android:color="#ffffff">

   </solid>

</shape>

================================================
FILE: app/src/main/res/layout/activity_main.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/colorAccent"
    tools:context="com.toxicant.hua.zuimeitag.MainActivity">
    <com.toxicant.hua.zuimeitag.TAGRecyclerView
        android:id="@+id/rv1"
        android:layout_width="match_parent"
        android:layout_height="80dp"
        android:layout_alignParentBottom="true">
    </com.toxicant.hua.zuimeitag.TAGRecyclerView>
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="下一个"
        android:id="@+id/button"
        android:layout_centerVertical="true"
        android:layout_centerHorizontal="true" />
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="上一个"
        android:id="@+id/button2"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true" />
</RelativeLayout>


================================================
FILE: app/src/main/res/layout/item.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="80dp">
    <LinearLayout
        android:id="@+id/linear_layout"
        android:orientation="vertical"
        android:padding="5dp"
        android:clickable="false"
        android:background="@drawable/bg_white"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
        <ImageView
            android:id="@+id/iv"
            android:src="@drawable/logo1"
            android:layout_width="match_parent"
            android:layout_height="35dp" />
        <TextView
            android:id="@+id/tv1"
            tools:text="666"
            android:layout_gravity="center_horizontal"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
    </LinearLayout>
</FrameLayout>


================================================
FILE: app/src/main/res/values/colors.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">#3F51B5</color>
    <color name="colorPrimaryDark">#303F9F</color>
    <color name="colorAccent">#FF4081</color>
</resources>


================================================
FILE: app/src/main/res/values/dimens.xml
================================================
<resources>
    <!-- Default screen margins, per the Android Design guidelines. -->
    <dimen name="activity_horizontal_margin">16dp</dimen>
    <dimen name="activity_vertical_margin">16dp</dimen>
</resources>


================================================
FILE: app/src/main/res/values/strings.xml
================================================
<resources>
    <string name="app_name">ZuiMeiTAG</string>
</resources>


================================================
FILE: app/src/main/res/values/styles.xml
================================================
<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

</resources>


================================================
FILE: app/src/main/res/values-w820dp/dimens.xml
================================================
<resources>
    <!-- Example customization of dimensions originally defined in res/values/dimens.xml
         (such as screen margins) for screens with more than 820dp of available width. This
         would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
    <dimen name="activity_horizontal_margin">64dp</dimen>
</resources>


================================================
FILE: app/src/test/java/com/toxicant/hua/zuimeitag/ExampleUnitTest.java
================================================
package com.toxicant.hua.zuimeitag;

import org.junit.Test;

import static org.junit.Assert.*;

/**
 * To work on unit tests, switch the Test Artifact in the Build Variants view.
 */
public class ExampleUnitTest {
    @Test
    public void addition_isCorrect() throws Exception {
        assertEquals(4, 2 + 2);
    }
}

================================================
FILE: build.gradle
================================================
// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.0.0'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}


================================================
FILE: gradle/wrapper/gradle-wrapper.properties
================================================
#Mon Dec 28 10:00:20 PST 2015
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip


================================================
FILE: gradle.properties
================================================
# Project-wide Gradle settings.

# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.

# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html

# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
# Default value: -Xmx10248m -XX:MaxPermSize=256m
# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8

# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true

================================================
FILE: gradlew
================================================
#!/usr/bin/env bash

##############################################################################
##
##  Gradle start up script for UN*X
##
##############################################################################

# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS=""

APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`

# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"

warn ( ) {
    echo "$*"
}

die ( ) {
    echo
    echo "$*"
    echo
    exit 1
}

# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
case "`uname`" in
  CYGWIN* )
    cygwin=true
    ;;
  Darwin* )
    darwin=true
    ;;
  MINGW* )
    msys=true
    ;;
esac

# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
    ls=`ls -ld "$PRG"`
    link=`expr "$ls" : '.*-> \(.*\)$'`
    if expr "$link" : '/.*' > /dev/null; then
        PRG="$link"
    else
        PRG=`dirname "$PRG"`"/$link"
    fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null

CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar

# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
        # IBM's JDK on AIX uses strange locations for the executables
        JAVACMD="$JAVA_HOME/jre/sh/java"
    else
        JAVACMD="$JAVA_HOME/bin/java"
    fi
    if [ ! -x "$JAVACMD" ] ; then
        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME

Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
    fi
else
    JAVACMD="java"
    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.

Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi

# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
    MAX_FD_LIMIT=`ulimit -H -n`
    if [ $? -eq 0 ] ; then
        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
            MAX_FD="$MAX_FD_LIMIT"
        fi
        ulimit -n $MAX_FD
        if [ $? -ne 0 ] ; then
            warn "Could not set maximum file descriptor limit: $MAX_FD"
        fi
    else
        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
    fi
fi

# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi

# For Cygwin, switch paths to Windows format before running java
if $cygwin ; then
    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
    JAVACMD=`cygpath --unix "$JAVACMD"`

    # We build the pattern for arguments to be converted via cygpath
    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
    SEP=""
    for dir in $ROOTDIRSRAW ; do
        ROOTDIRS="$ROOTDIRS$SEP$dir"
        SEP="|"
    done
    OURCYGPATTERN="(^($ROOTDIRS))"
    # Add a user-defined pattern to the cygpath arguments
    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
    fi
    # Now convert the arguments - kludge to limit ourselves to /bin/sh
    i=0
    for arg in "$@" ; do
        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option

        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
        else
            eval `echo args$i`="\"$arg\""
        fi
        i=$((i+1))
    done
    case $i in
        (0) set -- ;;
        (1) set -- "$args0" ;;
        (2) set -- "$args0" "$args1" ;;
        (3) set -- "$args0" "$args1" "$args2" ;;
        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
    esac
fi

# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
function splitJvmOpts() {
    JVM_OPTS=("$@")
}
eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"

exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"


================================================
FILE: gradlew.bat
================================================
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem  Gradle startup script for Windows
@rem
@rem ##########################################################################

@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal

@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS=

set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%

@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome

set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init

echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.

goto fail

:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe

if exist "%JAVA_EXE%" goto init

echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.

goto fail

:init
@rem Get command-line arguments, handling Windowz variants

if not "%OS%" == "Windows_NT" goto win9xME_args
if "%@eval[2+2]" == "4" goto 4NT_args

:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2

:win9xME_args_slurp
if "x%~1" == "x" goto execute

set CMD_LINE_ARGS=%*
goto execute

:4NT_args
@rem Get arguments from the 4NT Shell from JP Software
set CMD_LINE_ARGS=%$

:execute
@rem Setup the command line

set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar

@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%

:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd

:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1

:mainEnd
if "%OS%"=="Windows_NT" endlocal

:omega


================================================
FILE: settings.gradle
================================================
include ':app'