/***********************
* 说明：化学元素转换
* 创建人：龚宇超
* 创建日期：
* 修改人：
* 修改日期：
* 修改备注：
* 版本：1.0.0.0
***********************/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NPOI.SS.UserModel;

namespace Lskj.Util
{
    public sealed class ChemistryHelper
    {
        /// <summary>
        /// <para>说明：化学式上标</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2018-07-25 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="str">The string.</param>
        /// <returns>System.String.</returns>
        public static string GetSuperChar(string str)
        {
            switch (str)
            {
                case "0": return "\x2070";
                case "1": return "\x00B9";
                case "2": return "\x00B2";
                case "3": return "\x00B3";
                case "4": return "\x2074";
                case "5": return "\x2075";
                case "6": return "\x2076";
                case "7": return "\x2077";
                case "8": return "\x2078";
                case "9": return "\x2079";
                case "+": return "\x207A";
                case "-": return "\x207B";
            }
            return str;
        }
        /// <summary>
        /// <para>说明：化学式下标</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2018-07-25 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="str">The string.</param>
        /// <returns>System.String.</returns>
        public static string GetSubChar(string str)
        {
            switch (str)
            {
                case "0": return "\x2080";
                case "1": return "\x2081";
                case "2": return "\x2082";
                case "3": return "\x2083";
                case "4": return "\x2084";
                case "5": return "\x2085";
                case "6": return "\x2086";
                case "7": return "\x2087";
                case "8": return "\x2088";
                case "9": return "\x2089";
                case "+": return "\x208A";
                case "-": return "\x208B";
            }
            return str;
        }
    }
}