安卓吸引用户抖动动画

视图 抖动动画，通过改变scale属性，以及旋转来实现。
shakeFactor参数为抖动旋转幅度，

/**
* 抖动动画
* @param view
* @param shakeFactor
* @return
*/
public static ObjectAnimator shakeAnim(View view, float shakeFactor) {

    PropertyValuesHolder pvhScaleX = PropertyValuesHolder.ofKeyframe(View.SCALE_X,
            Keyframe.ofFloat(0f, 1f),
            Keyframe.ofFloat(.1f, .9f),
            Keyframe.ofFloat(.2f, .9f),
            Keyframe.ofFloat(.3f, 1.1f),
            Keyframe.ofFloat(.4f, 1.1f),
            Keyframe.ofFloat(.5f, 1.1f),
            Keyframe.ofFloat(.6f, 1.1f),
            Keyframe.ofFloat(.7f, 1.1f),
            Keyframe.ofFloat(.8f, 1.1f),
            Keyframe.ofFloat(.9f, 1.1f),
            Keyframe.ofFloat(1f, 1f)
    );

    PropertyValuesHolder pvhScaleY = PropertyValuesHolder.ofKeyframe(View.SCALE_Y,
            Keyframe.ofFloat(0f, 1f),
            Keyframe.ofFloat(.1f, .9f),
            Keyframe.ofFloat(.2f, .9f),
            Keyframe.ofFloat(.3f, 1.1f),
            Keyframe.ofFloat(.4f, 1.1f),
            Keyframe.ofFloat(.5f, 1.1f),
            Keyframe.ofFloat(.6f, 1.1f),
            Keyframe.ofFloat(.7f, 1.1f),
            Keyframe.ofFloat(.8f, 1.1f),
            Keyframe.ofFloat(.9f, 1.1f),
            Keyframe.ofFloat(1f, 1f)
    );
    PropertyValuesHolder pvhRotate = PropertyValuesHolder.ofKeyframe(View.ROTATION,
            Keyframe.ofFloat(0f, 0f),
            Keyframe.ofFloat(.1f, -3f * shakeFactor),
            Keyframe.ofFloat(.2f, -3f * shakeFactor),
            Keyframe.ofFloat(.3f, 3f * shakeFactor),
            Keyframe.ofFloat(.4f, -3f * shakeFactor),
            Keyframe.ofFloat(.5f, 3f * shakeFactor),
            Keyframe.ofFloat(.6f, -3f * shakeFactor),
            Keyframe.ofFloat(.7f, 3f * shakeFactor),
            Keyframe.ofFloat(.8f, -3f * shakeFactor),
            Keyframe.ofFloat(.9f, 3f * shakeFactor),
            Keyframe.ofFloat(1f, 0)
    );
    return ObjectAnimator.ofPropertyValuesHolder(view, pvhScaleX, pvhScaleY, pvhRotate).
            setDuration(1300);
}