private void initAxis(Axis axis, int position) {
        if (null == axis) {
            return;
        }
        initAxisAttributes(axis, position);
        initAxisMargin(axis, position);
        initAxisMeasurements(axis, position);
    }
Initialize attributes and measurement for axes(left, right, top, bottom);
hellocharts-library/src/lecho/lib/hellocharts/renderer/AxesRenderer.java