Android Open Source - RecyclerViewLib Flip Down Item Animator

From Project

License

The source code is released under:

Apache License

If you think the Android project RecyclerViewLib listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package com.twotoasters.anim;
/*from  w  ww. ja  va 2 s  .c o  m*/
import android.support.v4.view.ViewCompat;
import android.support.v4.view.ViewPropertyAnimatorCompat;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.BounceInterpolator;

import com.twotoasters.android.support.v7.widget.RecyclerView.ViewHolder;

public class FlipDownItemAnimator extends PendingItemAnimator {

    public FlipDownItemAnimator() {
        setAddDuration(1000);
        setRemoveDuration(500);
    }

    @Override
    protected boolean prepHolderForAnimateRemove(ViewHolder holder) {
        return true;
    }

    @Override
    protected ViewPropertyAnimatorCompat animateRemoveImpl(ViewHolder holder) {
        return ViewCompat.animate(holder.itemView)
                .rotationY(90)
                .translationX( - (holder.itemView.getMeasuredWidth() / 4))
                .scaleX(0.5F)
                .scaleY(0.5F)
                .setInterpolator(new AccelerateInterpolator());
    }

    @Override
    protected void onRemoveCanceled(ViewHolder holder) {
        ViewCompat.setRotationY(holder.itemView, 0);
        ViewCompat.setTranslationX(holder.itemView, 0);
        ViewCompat.setScaleX(holder.itemView, 1);
        ViewCompat.setScaleY(holder.itemView, 1);
    }

    @Override
    protected boolean prepHolderForAnimateAdd(ViewHolder holder) {
        ViewCompat.setTranslationX(holder.itemView, - (holder.itemView.getMeasuredWidth() / 2));
        ViewCompat.setRotationY(holder.itemView, -90);
        return true;
    }

    @Override
    protected ViewPropertyAnimatorCompat animateAddImpl(ViewHolder holder) {
        return ViewCompat.animate(holder.itemView)
                .rotationY(0)
                .translationX(0)
                .setInterpolator(new BounceInterpolator());
    }

    @Override
    protected void onAddCanceled(ViewHolder holder) {
        ViewCompat.setRotationY(holder.itemView, 0);
        ViewCompat.setTranslationX(holder.itemView, 0);
    }
}

Java Source Code List