public void forceFinished(boolean finished) {
        mFinished = finished;
    }
Forces the zoom finished state to the given value. Unlike {@link #abortAnimation()}, the current zoom value isn't
set to the ending value.

@see android.widget.Scroller#forceFinished(boolean)
hellocharts-library/src/lecho/lib/hellocharts/gesture/ZoomerCompat.java