Floating Action Button with Animation

Output Screen

MainActivity.java

import android.support.design.widget.FloatingActionButton;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.view.animation.Animation;

import android.view.animation.AnimationUtils;

import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    FloatingActionButton main,gallery,camera;

    Animation open,close,clock,anti_clock;

    boolean status=false;

    @Override    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        initViews();

        initAnims();

        main.setOnClickListener(new View.OnClickListener() {

            @Override            public void onClick(View v) {

                if(status) {

                    camera.startAnimation(close);

                    gallery.startAnimation(close);

                    camera.setClickable(false);

                    gallery.setClickable(false);

                    status=false;

                }else{

                    camera.startAnimation(open);

                    gallery.startAnimation(open);

                    camera.setClickable(true);

                    gallery.setClickable(true);

                    status=true;

                }

            }

        });

    }

    private void initViews(){

        main=(FloatingActionButton)findViewById(R.id.main);

        gallery=(FloatingActionButton)findViewById(R.id.gallery);

        camera=(FloatingActionButton)findViewById(R.id.camera);

        gallery.setOnClickListener(new View.OnClickListener() {

            @Override            public void onClick(View v) {

      Toast.makeText(MainActivity.this, "Gallery is Clicked !", Toast.LENGTH_SHORT).show();

            }

        });

        camera.setOnClickListener(new View.OnClickListener() {

            @Override            public void onClick(View v) {

      Toast.makeText(MainActivity.this, "Camera is Clicked !", Toast.LENGTH_SHORT).show();

            }

        });

    }

    private void initAnims(){

        open= AnimationUtils.loadAnimation(this,R.anim.open);

        close= AnimationUtils.loadAnimation(this,R.anim.close);

        clock= AnimationUtils.loadAnimation(this,R.anim.clock_rotate);

        anti_clock= AnimationUtils.loadAnimation(this,R.anim.anti_rotate);

    }

}

activity_main.xml

<android.support.design.widget.CoordinatorLayout

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:layout_width="match_parent"

android:layout_height="match_parent">

<android.support.design.widget.FloatingActionButton

android:id="@+id/gallery"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_marginBottom="160dp"

android:layout_gravity="bottom|end"

android:layout_marginRight="16dp"

android:visibility="invisible"

app:backgroundTint="@color/colorPrimary"

app:elevation="6dp"

app:pressedTranslationZ="12dp"

android:src="@drawable/gallerys" />

<android.support.design.widget.FloatingActionButton

android:id="@+id/camera"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_marginBottom="90dp"

android:layout_gravity="bottom|end"

android:layout_marginRight="16dp"

android:visibility="invisible"

app:elevation="6dp"

app:backgroundTint="@color/colorPrimary"

app:pressedTranslationZ="12dp"

android:src="@drawable/camera" />

<android.support.design.widget.FloatingActionButton

android:id="@+id/main"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_gravity="bottom|end"

app:elevation="6dp"

app:backgroundTint="@color/colorAccent"

app:pressedTranslationZ="12dp"

android:layout_margin="16dp"

android:src="@android:drawable/ic_menu_upload_you_tube" />

</android.support.design.widget.CoordinatorLayout>

anti_rotate.xml

<set

xmlns:android="http://schemas.android.com/apk/res/android"

android:fillAfter="true">

<rotate

android:duration="200"

android:fromDegrees="45"

android:toDegrees="0"

android:pivotX="50%"

android:pivotY="50%"

android:interpolator="@android:anim/linear_interpolator">

</set>

clock_rotate.xml

<set xmlns:android="http://schemas.android.com/apk/res/android"

android:fillAfter="true">

<rotate

android:duration="200"

android:fromDegrees="0"

android:toDegrees="45"

android:pivotX="50%"

android:pivotY="50%"

android:interpolator="@android:anim/linear_interpolator" />

</set>

close.xml

<set xmlns:android="http://schemas.android.com/apk/res/android"

android:fillAfter="true">

<scale

android:duration="200"

android:fromXScale="0.9"

android:fromYScale="0.9"

android:toXScale="0.0"

android:toYScale="0.0"

android:pivotX="50%"

android:pivotY="50%"

android:interpolator="@android:anim/linear_interpolator" />

<alpha android:fromAlpha="1.0"

android:toAlpha="0.0"

android:duration="200"

android:interpolator="@android:anim/accelerate_interpolator" />

</set>

open.xml

<?xml version="1.0" encoding="utf-8"?>

<set xmlns:android="http://schemas.android.com/apk/res/android"

android:fillAfter="true">

<scale

android:duration="200"

android:fromXScale="0.9"

android:fromYScale="0.9"

android:toXScale="0.0"

android:toYScale="0.0"

android:pivotX="50%"

android:pivotY="50%"

android:interpolator="@android:anim/linear_interpolator" />

<alpha android:fromAlpha="1.0"

android:toAlpha="0.0"

android:duration="200"

android:interpolator="@android:anim/accelerate_interpolator" />

</set>