/**
* This method takes some view and the values by which its top and bottom bounds should be changed
* by. Given these params, an animation which will animate these bound changes is created and
* returned.
*/
private Animator getAnimation(final View view, float translateTop, float translateBottom) {
int top = view.getTop();
int bottom = view.getBottom();
int endTop = (int) (top + translateTop);
int endBottom = (int) (bottom + translateBottom);
PropertyValuesHolder translationTop = PropertyValuesHolder.ofInt("top", top, endTop);
PropertyValuesHolder translationBottom =
PropertyValuesHolder.ofInt("bottom", bottom, endBottom);
return ObjectAnimator.ofPropertyValuesHolder(view, translationTop, translationBottom);
}
@Override
public void setIntValues(int... values) {
if (mValues == null || mValues.length == 0) {
// No values yet - this animator is being constructed piecemeal. Init the values with
// whatever the current propertyName is
if (mProperty != null) {
setValues(PropertyValuesHolder.ofInt(mProperty, values));
} else {
setValues(PropertyValuesHolder.ofInt(mPropertyName, values));
}
} else {
super.setIntValues(values);
}
}