package python.listview.jazzy.effects;
import python.listview.JazzyEffect;
import android.view.View;
import com.nineoldandroids.view.ViewHelper;
import com.nineoldandroids.view.ViewPropertyAnimator;
public class ReverseFlyEffect implements JazzyEffect {
private static final int INITIAL_ROTATION_ANGLE = 135;
@Override
public void initView(View item, int position, int scrollDirection) {
ViewHelper.setPivotX(item, item.getWidth() / 2);
ViewHelper.setPivotY(item, item.getHeight() / 2);
ViewHelper.setRotationX(item, INITIAL_ROTATION_ANGLE * scrollDirection);
ViewHelper.setTranslationY(item, -item.getHeight() * 2
* scrollDirection);
}
@Override
public void setupAnimation(View item, int position, int scrollDirection,
ViewPropertyAnimator animator) {
animator.rotationXBy(-INITIAL_ROTATION_ANGLE * scrollDirection)
.translationYBy(item.getHeight() * 2 * scrollDirection);
}
}