android.graphics.drawable.AnimationDrawable#setEnterFadeDuration()源码实例Demo

/**
 * start the gradient anim
 */
public void startGradientAnimation(){
    if(mView!=null){
        mView.setBackgroundResource(mGradientAnimation);
        mAnimationDrawable = (AnimationDrawable) mView.getBackground();
        if(mAnimationDrawable!=null){
            mView.setBackground(mAnimationDrawable);
            mAnimationDrawable.setEnterFadeDuration(mDuration);
            mAnimationDrawable.setExitFadeDuration(mDuration);
            mView.post(new Runnable() {
                @Override
                public void run() {
                    mAnimationDrawable.start();
                }
            });
        }
    }
}
 

private void initAnim() {

        animationDrawable = new AnimationDrawable();
        animationDrawable.addFrame(getResources().getDrawable(R.mipmap.explode1), 100);
        animationDrawable.addFrame(getResources().getDrawable(R.mipmap.explode2), 100);
        animationDrawable.addFrame(getResources().getDrawable(R.mipmap.explode3), 100);
        animationDrawable.addFrame(getResources().getDrawable(R.mipmap.explode4), 100);
        animationDrawable.addFrame(getResources().getDrawable(R.mipmap.explode5), 100);
        animationDrawable.setOneShot(true);
        animationDrawable.setExitFadeDuration(300);
        animationDrawable.setEnterFadeDuration(100);

        ObjectAnimator objectAnimator1 = ObjectAnimator.ofFloat(null, "scaleX", 1.f, 0.f);
        ObjectAnimator objectAnimator2 = ObjectAnimator.ofFloat(null, "scaleY", 1.f, 0.f);
        animatorSet = new AnimatorSet();
        animatorSet.setDuration(300l);
        animatorSet.playTogether(objectAnimator1, objectAnimator2);

        objectAnimator = ObjectAnimator.ofFloat(null, "alpha", 1.f, 0.f);
        objectAnimator.setDuration(2000l);
    }
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.signup_layout, container, false);
    mContext = this.getActivity();
    full_name = view.findViewById(R.id.full_name);
    email = view.findViewById(R.id.email);
    password = view.findViewById(R.id.password);
    phone = view.findViewById(R.id.phone);

    animation_view_fullname = view.findViewById(R.id.animation_view_fullname);
    animation_view_email = view.findViewById(R.id.animation_view_email);
    animation_view_password = view.findViewById(R.id.animation_view_password);
    animation_view_phone = view.findViewById(R.id.animation_view_phone);
    animation_view_location = view.findViewById(R.id.animation_view_location);
    animation_view_birth_signup = view.findViewById(R.id.animation_view_birth_signup);


    buttonRegister = view.findViewById(R.id.buttonRegister);
    determine_location = view.findViewById(R.id.determine_location);
    Date_of_Birth = view.findViewById(R.id.Date_of_Birth);


    background_layout_signup = view.findViewById(R.id.background_layout_signup);

    anim = (AnimationDrawable) background_layout_signup.getBackground();
    anim.setEnterFadeDuration(4000);
    anim.setExitFadeDuration(4000);

    buttonRegister.setOnClickListener(this);
    determine_location.setOnClickListener(this);
    Date_of_Birth.setOnClickListener(this);


    getDetailsMANUFACTURER();
    validateFields2();
    return view;
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_follow_user_input);

    LinearLayout container = (LinearLayout) findViewById(R.id.container);
    anim = (AnimationDrawable) container.getBackground();
    anim.setEnterFadeDuration(6000);
    anim.setExitFadeDuration(2000);
}
 

public ItemConversationAdapter(Context context, List<ConversationEntity> objects) {
    this.context = context;
    this.layoutInflater = LayoutInflater.from(context);
    this.objects = objects;

    animationDrawable = new AnimationDrawable();
    animationDrawable.addFrame(context.getResources().getDrawable(R.mipmap.explode1), 100);
    animationDrawable.addFrame(context.getResources().getDrawable(R.mipmap.explode2), 100);
    animationDrawable.addFrame(context.getResources().getDrawable(R.mipmap.explode3), 100);
    animationDrawable.addFrame(context.getResources().getDrawable(R.mipmap.explode4), 100);
    animationDrawable.addFrame(context.getResources().getDrawable(R.mipmap.explode5), 100);
    animationDrawable.setOneShot(true);
    animationDrawable.setExitFadeDuration(300);
    animationDrawable.setEnterFadeDuration(100);
}
 

private void init() {
    setBackgroundResource(draw);
    final AnimationDrawable frameAnimation = (AnimationDrawable) getBackground();
    frameAnimation.setEnterFadeDuration(duration);
    frameAnimation.setExitFadeDuration(duration);
    post(new Runnable(){
        public void run(){
            frameAnimation.start();
        }
    });
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.login_fragment, container, false);
    terms =  view.findViewById(R.id.terms);
    error_message =  view.findViewById(R.id.error_message);

    login_btn =  view.findViewById(R.id.login_btn);
    back_login_fragment =  view.findViewById(R.id.back_login_fragment);

    login_email =  view.findViewById(R.id.login_email);
    login_password =  view.findViewById(R.id.login_password);
    background_layout =  view.findViewById(R.id.background_layout);

    mContext = this.getActivity();

    login_password.setOnEditorActionListener(new EditText.OnEditorActionListener() {
        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
            if (actionId == EditorInfo.IME_ACTION_DONE) {
                login();
                return true;
            }
            return false;
        }
    });




    login_btn.setOnClickListener(this);
    back_login_fragment.setOnClickListener(this);


    anim = (AnimationDrawable) background_layout.getBackground();
    anim.setEnterFadeDuration(4000);
    anim.setExitFadeDuration(4000);


    check_edittext_fileds();
    return view;
}