@Override
    public int hashCode() {
        int result = (value != +0.0f ? Float.floatToIntBits(value) : 0);
        result = 31 * result + (label != null ? Arrays.hashCode(label) : 0);
        return result;
    }
Set custom label for this axis value.

@param label
hellocharts-library/src/lecho/lib/hellocharts/model/AxisValue.java