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May 9th, 2017
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  1. objAnimator = ObjectAnimator.ofFloat(elements[2], "translationX", elements[2].getTranslationX() + lateralDistance);
  2. //The same as ObjectAnimator.ofFloat(elements[2], "translationX", elements[2].getTranslationX(), elements[2].getTranslationX() + lateralDistance)
  3. objAnimator.setDuration(DURATION);
  4.  
  5. objAnimatorTwo = ObjectAnimator.ofFloat(elements[1], "translationX", elements[1].getTranslationX() + lateralDistance);
  6. objAnimatorTwo.setDuration(DURATION);
  7.  
  8. PropertyValuesHolder xHolder = PropertyValuesHolder.ofFloat("translationX", elements[3].getTranslationX() - lateralDistance * 2);
  9. PropertyValuesHolder yHolder = PropertyValuesHolder.ofFloat("translationY", 0, 1);
  10. yHolder.setEvaluator(new FloatEvaluator() {
  11.     @Override
  12.     public Float evaluate(float fraction, Number startValue, Number endValue) {
  13.         float value = super.evaluate(fraction, startValue, endValue);
  14.         return (float)(-100 * Math.sin(value * Math.PI));
  15.     }
  16. });
  17. objAnimatorThree = ObjectAnimator.ofFloat(elements[3], xHolder, yHolder);
  18. // The way you did with ValueAnimator might be better here
  19. objAnimatorThree.setDuration(DURATION * 2);
  20.  
  21. animatorSet = new AnimatorSet();
  22. animatorSet.play(objAnimator).with(objAnimatorThree)
  23.         .before(objAnimatorTwo);
  24. animatorSet.addListener(new AnimatorListenerAdapter() {
  25.     @Override
  26.     public void onAnimationEnd(Animator animation) {
  27.         presetElementArray();
  28.         animatorSet.start();
  29.     }
  30. });
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