public int getLeadingMargin(boolean first) {
        return 2 * STANDARD_GAP_WIDTH + mNumberGapWidth;
    }
Class to use Numbered Lists in TextViews.
The span works the same as {@link BulletSpan} and all lines of the entry have
the same leading margin.
android/modules/module_common/src/main/java/github/tornaco/android/thanos/widget/html/NumberSpan.java