using System;
using System.Security.Cryptography;
using System.Text;

namespace CPF.ReoGrid.Common
{
	public static class Toolkit
	{
		internal static byte[] GetMD5Hash(string str)
		{
			bool flag = Toolkit.md5 == null;
			if (flag)
			{
				Toolkit.md5 = MD5.Create();
			}
			return Toolkit.md5.ComputeHash(Encoding.Default.GetBytes(str));
		}

		internal static string GetHexString(byte[] data)
		{
			return Convert.ToBase64String(data);
		}

		internal static string GetMD5HashedString(string str)
		{
			return Toolkit.GetHexString(Toolkit.GetMD5Hash(str));
		}

		internal static double Ceiling(double val, double scale)
		{
			double num = val % scale;
			bool flag = num == 0.0;
			double result;
			if (flag)
			{
				result = val;
			}
			else
			{
				result = val - num + scale;
			}
			return result;
		}

		private static MD5 md5 = null;

		public static readonly float[] FontSizeList = new float[]
		{
			5f,
			6f,
			7f,
			8f,
			9f,
			10f,
			10.5f,
			11f,
			11.5f,
			12f,
			12.5f,
			14f,
			16f,
			18f,
			20f,
			22f,
			24f,
			26f,
			28f,
			30f,
			32f,
			34f,
			38f,
			46f,
			58f,
			64f,
			78f,
			92f
		};
	}
}