1237 lines
30 KiB
C#
1237 lines
30 KiB
C#
/***************************************************************************
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* Utility.cs
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* -------------------
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* begin : May 1, 2002
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* copyright : (C) The RunUO Software Team
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* email : info@runuo.com
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*
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* $Id$
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*
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***************************************************************************/
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/***************************************************************************
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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***************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using System.Xml;
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namespace Server
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{
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public static class Utility
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{
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private static Encoding m_UTF8, m_UTF8WithEncoding;
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private static Dictionary<IPAddress, IPAddress> _ipAddressTable;
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private static SkillName[] m_AllSkills =
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{
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SkillName.Alchemy,
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SkillName.Anatomy,
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SkillName.AnimalLore,
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SkillName.ItemID,
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SkillName.ArmsLore,
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SkillName.Parry,
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SkillName.Begging,
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SkillName.Blacksmith,
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SkillName.Fletching,
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SkillName.Peacemaking,
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SkillName.Camping,
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SkillName.Carpentry,
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SkillName.Cartography,
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SkillName.Cooking,
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SkillName.DetectHidden,
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SkillName.Discordance,
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SkillName.EvalInt,
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SkillName.Healing,
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SkillName.Fishing,
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SkillName.Forensics,
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SkillName.Herding,
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SkillName.Hiding,
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SkillName.Provocation,
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SkillName.Inscribe,
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SkillName.Lockpicking,
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SkillName.Magery,
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SkillName.MagicResist,
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SkillName.Tactics,
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SkillName.Snooping,
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SkillName.Musicianship,
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SkillName.Poisoning,
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SkillName.Archery,
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SkillName.SpiritSpeak,
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SkillName.Stealing,
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SkillName.Tailoring,
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SkillName.AnimalTaming,
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SkillName.TasteID,
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SkillName.Tinkering,
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SkillName.Tracking,
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SkillName.Veterinary,
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SkillName.Swords,
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SkillName.Macing,
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SkillName.Fencing,
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SkillName.Wrestling,
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SkillName.Lumberjacking,
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SkillName.Mining,
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SkillName.Meditation,
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SkillName.Stealth,
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SkillName.RemoveTrap,
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SkillName.Necromancy,
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SkillName.Focus,
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SkillName.Chivalry,
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SkillName.Bushido,
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SkillName.Ninjitsu,
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SkillName.Spellweaving
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};
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private static SkillName[] m_CombatSkills =
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{
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SkillName.Archery,
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SkillName.Swords,
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SkillName.Macing,
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SkillName.Fencing,
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SkillName.Wrestling
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};
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private static SkillName[] m_CraftSkills =
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{
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SkillName.Alchemy,
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SkillName.Blacksmith,
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SkillName.Fletching,
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SkillName.Carpentry,
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SkillName.Cartography,
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SkillName.Cooking,
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SkillName.Inscribe,
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SkillName.Tailoring,
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SkillName.Tinkering
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};
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private static Stack<ConsoleColor> m_ConsoleColors = new Stack<ConsoleColor>();
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public static Encoding UTF8 => m_UTF8 ?? (m_UTF8 = new UTF8Encoding(false, false));
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public static Encoding UTF8WithEncoding => m_UTF8WithEncoding ?? (m_UTF8WithEncoding = new UTF8Encoding(true, false));
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public static void Separate(StringBuilder sb, string value, string separator)
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{
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if (sb.Length > 0)
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sb.Append(separator);
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sb.Append(value);
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}
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public static string Intern(string str)
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{
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return str == null ? null : str.Length == 0 ? string.Empty : string.Intern(str);
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}
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public static void Intern(ref string str)
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{
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str = Intern(str);
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}
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public static IPAddress Intern(IPAddress ipAddress)
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{
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if (_ipAddressTable == null)
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_ipAddressTable = new Dictionary<IPAddress, IPAddress>();
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if (!_ipAddressTable.TryGetValue(ipAddress, out IPAddress interned))
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{
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interned = ipAddress;
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_ipAddressTable[ipAddress] = interned;
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}
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return interned;
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}
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public static void Intern(ref IPAddress ipAddress)
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{
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ipAddress = Intern(ipAddress);
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}
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public static bool IsValidIP(string text)
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{
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IPMatch(text, IPAddress.None, out bool valid);
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return valid;
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}
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public static bool IPMatch(string val, IPAddress ip)
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{
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return IPMatch(val, ip, out _);
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}
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public static string FixHtml(string str)
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{
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if (str == null)
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return "";
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bool hasOpen = str.IndexOf('<') >= 0;
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bool hasClose = str.IndexOf('>') >= 0;
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bool hasPound = str.IndexOf('#') >= 0;
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if (!hasOpen && !hasClose && !hasPound)
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return str;
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StringBuilder sb = new StringBuilder(str);
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if (hasOpen)
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sb.Replace('<', '(');
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if (hasClose)
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sb.Replace('>', ')');
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if (hasPound)
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sb.Replace('#', '-');
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return sb.ToString();
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}
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public static bool IPMatchCIDR(string cidr, IPAddress ip)
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{
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if (ip == null || ip.AddressFamily == AddressFamily.InterNetworkV6)
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return false; //Just worry about IPv4 for now
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/*
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string[] str = cidr.Split( '/' );
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if ( str.Length != 2 )
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return false;
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/* **************************************************
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IPAddress cidrPrefix;
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if ( !IPAddress.TryParse( str[0], out cidrPrefix ) )
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return false;
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* */
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/*
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string[] dotSplit = str[0].Split( '.' );
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if ( dotSplit.Length != 4 ) //At this point and time, and for speed sake, we'll only worry about IPv4
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return false;
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byte[] bytes = new byte[4];
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for ( int i = 0; i < 4; i++ )
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{
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byte.TryParse( dotSplit[i], out bytes[i] );
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}
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uint cidrPrefix = OrderedAddressValue( bytes );
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int cidrLength = Utility.ToInt32( str[1] );
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//The below solution is the fastest solution of the three
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*/
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byte[] bytes = new byte[4];
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string[] split = cidr.Split('.');
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bool cidrBits = false;
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int cidrLength = 0;
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for (int i = 0; i < 4; i++)
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{
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int part = 0;
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int partBase = 10;
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string pattern = split[i];
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for (int j = 0; j < pattern.Length; j++)
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{
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char c = pattern[j];
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if (c == 'x' || c == 'X')
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{
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partBase = 16;
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}
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else if (c >= '0' && c <= '9')
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{
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int offset = c - '0';
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if (cidrBits)
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{
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cidrLength *= partBase;
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cidrLength += offset;
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}
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else
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{
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part *= partBase;
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part += offset;
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}
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}
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else if (c >= 'a' && c <= 'f')
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{
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int offset = 10 + (c - 'a');
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if (cidrBits)
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{
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cidrLength *= partBase;
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cidrLength += offset;
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}
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else
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{
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part *= partBase;
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part += offset;
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}
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}
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else if (c >= 'A' && c <= 'F')
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{
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int offset = 10 + (c - 'A');
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if (cidrBits)
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{
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cidrLength *= partBase;
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cidrLength += offset;
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}
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else
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{
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part *= partBase;
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part += offset;
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}
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}
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else if (c == '/')
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{
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if (cidrBits || i != 3) //If there's two '/' or the '/' isn't in the last byte
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return false;
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partBase = 10;
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cidrBits = true;
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}
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else
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{
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return false;
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}
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}
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bytes[i] = (byte)part;
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}
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uint cidrPrefix = OrderedAddressValue(bytes);
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return IPMatchCIDR(cidrPrefix, ip, cidrLength);
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}
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public static bool IPMatchCIDR(IPAddress cidrPrefix, IPAddress ip, int cidrLength)
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{
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if (cidrPrefix == null || ip == null || cidrPrefix.AddressFamily == AddressFamily.InterNetworkV6
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) //Ignore IPv6 for now
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return false;
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uint cidrValue = SwapUnsignedInt((uint)GetLongAddressValue(cidrPrefix));
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uint ipValue = SwapUnsignedInt((uint)GetLongAddressValue(ip));
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return IPMatchCIDR(cidrValue, ipValue, cidrLength);
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}
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public static bool IPMatchCIDR(uint cidrPrefixValue, IPAddress ip, int cidrLength)
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{
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if (ip == null || ip.AddressFamily == AddressFamily.InterNetworkV6)
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return false;
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uint ipValue = SwapUnsignedInt((uint)GetLongAddressValue(ip));
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return IPMatchCIDR(cidrPrefixValue, ipValue, cidrLength);
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}
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public static bool IPMatchCIDR(uint cidrPrefixValue, uint ipValue, int cidrLength)
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{
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if (cidrLength <= 0 || cidrLength >= 32) //if invalid cidr Length, just compare IPs
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return cidrPrefixValue == ipValue;
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uint mask = uint.MaxValue << (32 - cidrLength);
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return (cidrPrefixValue & mask) == (ipValue & mask);
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}
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private static uint OrderedAddressValue(byte[] bytes)
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{
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if (bytes.Length != 4)
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return 0;
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return (uint)((bytes[0] << 0x18) | (bytes[1] << 0x10) | (bytes[2] << 8) | bytes[3]) & 0xffffffff;
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}
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private static uint SwapUnsignedInt(uint source)
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{
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return ((source & 0x000000FF) << 0x18)
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| ((source & 0x0000FF00) << 8)
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| ((source & 0x00FF0000) >> 8)
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| ((source & 0xFF000000) >> 0x18);
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}
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public static bool TryConvertIPv6toIPv4(ref IPAddress address)
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{
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if (!Socket.OSSupportsIPv6 || address.AddressFamily == AddressFamily.InterNetwork)
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return true;
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byte[] addr = address.GetAddressBytes();
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if (addr.Length == 16) //sanity 0 - 15 //10 11 //12 13 14 15
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{
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if (addr[10] != 0xFF || addr[11] != 0xFF)
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return false;
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for (int i = 0; i < 10; i++)
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if (addr[i] != 0)
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return false;
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byte[] v4Addr = new byte[4];
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for (int i = 0; i < 4; i++) v4Addr[i] = addr[12 + i];
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address = new IPAddress(v4Addr);
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return true;
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}
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return false;
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}
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public static bool IPMatch(string val, IPAddress ip, out bool valid)
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{
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valid = true;
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string[] split = val.Split('.');
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for (int i = 0; i < 4; ++i)
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{
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int lowPart, highPart;
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if (i >= split.Length)
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{
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lowPart = 0;
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highPart = 255;
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}
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else
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{
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string pattern = split[i];
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if (pattern == "*")
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{
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lowPart = 0;
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highPart = 255;
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}
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else
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{
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lowPart = 0;
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highPart = 0;
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bool highOnly = false;
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int lowBase = 10;
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int highBase = 10;
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for (int j = 0; j < pattern.Length; ++j)
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{
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char c = pattern[j];
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if (c == '?')
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{
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if (!highOnly)
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{
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lowPart *= lowBase;
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lowPart += 0;
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}
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highPart *= highBase;
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highPart += highBase - 1;
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}
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else if (c == '-')
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{
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highOnly = true;
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highPart = 0;
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}
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else if (c == 'x' || c == 'X')
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{
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lowBase = 16;
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highBase = 16;
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}
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else if (c >= '0' && c <= '9')
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{
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int offset = c - '0';
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if (!highOnly)
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{
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lowPart *= lowBase;
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lowPart += offset;
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}
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highPart *= highBase;
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highPart += offset;
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}
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else if (c >= 'a' && c <= 'f')
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{
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int offset = 10 + (c - 'a');
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if (!highOnly)
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{
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lowPart *= lowBase;
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lowPart += offset;
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}
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highPart *= highBase;
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highPart += offset;
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}
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else if (c >= 'A' && c <= 'F')
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{
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int offset = 10 + (c - 'A');
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if (!highOnly)
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{
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lowPart *= lowBase;
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lowPart += offset;
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}
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highPart *= highBase;
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highPart += offset;
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}
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else
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{
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valid = false; //high & lowp art would be 0 if it got to here.
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}
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}
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}
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}
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int b = (byte)(GetAddressValue(ip) >> (i * 8));
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if (b < lowPart || b > highPart)
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return false;
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}
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return true;
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}
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public static bool IPMatchClassC(IPAddress ip1, IPAddress ip2)
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{
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return (GetAddressValue(ip1) & 0xFFFFFF) == (GetAddressValue(ip2) & 0xFFFFFF);
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}
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public static int InsensitiveCompare(string first, string second)
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{
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return Insensitive.Compare(first, second);
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}
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public static bool InsensitiveStartsWith(string first, string second)
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{
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return Insensitive.StartsWith(first, second);
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}
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public static Direction GetDirection(IPoint2D from, IPoint2D to)
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{
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int dx = to.X - from.X;
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int dy = to.Y - from.Y;
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int adx = Math.Abs(dx);
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int ady = Math.Abs(dy);
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if (adx >= ady * 3)
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{
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if (dx > 0)
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return Direction.East;
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return Direction.West;
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}
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if (ady >= adx * 3)
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{
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if (dy > 0)
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return Direction.South;
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return Direction.North;
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}
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if (dx > 0)
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{
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if (dy > 0)
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return Direction.Down;
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return Direction.Right;
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}
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return dy > 0 ? Direction.Left : Direction.Up;
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}
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/* Should probably be rewritten to use an ITile interface
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public static bool CanMobileFit( int z, StaticTile[] tiles )
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{
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int checkHeight = 15;
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int checkZ = z;
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for ( int i = 0; i < tiles.Length; ++i )
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{
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StaticTile tile = tiles[i];
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if ( ((checkZ + checkHeight) > tile.Z && checkZ < (tile.Z + tile.Height))*/
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/* || (tile.Z < (checkZ + checkHeight) && (tile.Z + tile.Height) > checkZ)*/ /* )
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{
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return false;
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}
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else if ( checkHeight == 0 && tile.Height == 0 && checkZ == tile.Z )
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{
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return false;
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}
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}
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return true;
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}
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public static bool IsInContact( StaticTile check, StaticTile[] tiles )
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{
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int checkHeight = check.Height;
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int checkZ = check.Z;
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for ( int i = 0; i < tiles.Length; ++i )
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{
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StaticTile tile = tiles[i];
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if ( ((checkZ + checkHeight) > tile.Z && checkZ < (tile.Z + tile.Height))*/
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/* || (tile.Z < (checkZ + checkHeight) && (tile.Z + tile.Height) > checkZ)*/ /* )
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{
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return true;
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}
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else if ( checkHeight == 0 && tile.Height == 0 && checkZ == tile.Z )
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{
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return true;
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}
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}
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return false;
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|
}
|
|
*/
|
|
|
|
public static object GetArrayCap(Array array, int index, object emptyValue = null)
|
|
{
|
|
if (array.Length > 0)
|
|
{
|
|
if (index < 0)
|
|
index = 0;
|
|
else if (index >= array.Length) index = array.Length - 1;
|
|
|
|
return array.GetValue(index);
|
|
}
|
|
|
|
return emptyValue;
|
|
}
|
|
|
|
public static SkillName RandomSkill()
|
|
{
|
|
return m_AllSkills[Random(m_AllSkills.Length - (Core.ML ? 0 : Core.SE ? 1 : Core.AOS ? 3 : 6))];
|
|
}
|
|
|
|
public static SkillName RandomCombatSkill()
|
|
{
|
|
return m_CombatSkills[Random(m_CombatSkills.Length)];
|
|
}
|
|
|
|
public static SkillName RandomCraftSkill()
|
|
{
|
|
return m_CraftSkills[Random(m_CraftSkills.Length)];
|
|
}
|
|
|
|
public static void FixPoints(ref Point3D top, ref Point3D bottom)
|
|
{
|
|
if (bottom.m_X < top.m_X)
|
|
{
|
|
int swap = top.m_X;
|
|
top.m_X = bottom.m_X;
|
|
bottom.m_X = swap;
|
|
}
|
|
|
|
if (bottom.m_Y < top.m_Y)
|
|
{
|
|
int swap = top.m_Y;
|
|
top.m_Y = bottom.m_Y;
|
|
bottom.m_Y = swap;
|
|
}
|
|
|
|
if (bottom.m_Z < top.m_Z)
|
|
{
|
|
int swap = top.m_Z;
|
|
top.m_Z = bottom.m_Z;
|
|
bottom.m_Z = swap;
|
|
}
|
|
}
|
|
|
|
public static bool RangeCheck(IPoint2D p1, IPoint2D p2, int range)
|
|
{
|
|
return p1.X >= p2.X - range
|
|
&& p1.X <= p2.X + range
|
|
&& p1.Y >= p2.Y - range
|
|
&& p2.Y <= p2.Y + range;
|
|
}
|
|
|
|
public static void FormatBuffer(TextWriter output, Stream input, int length)
|
|
{
|
|
output.WriteLine(" 0 1 2 3 4 5 6 7 8 9 A B C D E F");
|
|
output.WriteLine(" -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --");
|
|
|
|
int byteIndex = 0;
|
|
|
|
int whole = length >> 4;
|
|
int rem = length & 0xF;
|
|
|
|
for (int i = 0; i < whole; ++i, byteIndex += 16)
|
|
{
|
|
StringBuilder bytes = new StringBuilder(49);
|
|
StringBuilder chars = new StringBuilder(16);
|
|
|
|
for (int j = 0; j < 16; ++j)
|
|
{
|
|
int c = input.ReadByte();
|
|
|
|
bytes.Append(c.ToString("X2"));
|
|
|
|
if (j != 7)
|
|
bytes.Append(' ');
|
|
else
|
|
bytes.Append(" ");
|
|
|
|
if (c >= 0x20 && c < 0x7F)
|
|
chars.Append((char)c);
|
|
else
|
|
chars.Append('.');
|
|
}
|
|
|
|
output.Write(byteIndex.ToString("X4"));
|
|
output.Write(" ");
|
|
output.Write(bytes.ToString());
|
|
output.Write(" ");
|
|
output.WriteLine(chars.ToString());
|
|
}
|
|
|
|
if (rem != 0)
|
|
{
|
|
StringBuilder bytes = new StringBuilder(49);
|
|
StringBuilder chars = new StringBuilder(rem);
|
|
|
|
for (int j = 0; j < 16; ++j)
|
|
if (j < rem)
|
|
{
|
|
int c = input.ReadByte();
|
|
|
|
bytes.Append(c.ToString("X2"));
|
|
|
|
if (j != 7)
|
|
bytes.Append(' ');
|
|
else
|
|
bytes.Append(" ");
|
|
|
|
if (c >= 0x20 && c < 0x7F)
|
|
chars.Append((char)c);
|
|
else
|
|
chars.Append('.');
|
|
}
|
|
else
|
|
{
|
|
bytes.Append(" ");
|
|
}
|
|
|
|
output.Write(byteIndex.ToString("X4"));
|
|
output.Write(" ");
|
|
output.Write(bytes.ToString());
|
|
output.Write(" ");
|
|
output.WriteLine(chars.ToString());
|
|
}
|
|
}
|
|
|
|
public static void PushColor(ConsoleColor color)
|
|
{
|
|
try
|
|
{
|
|
m_ConsoleColors.Push(Console.ForegroundColor);
|
|
Console.ForegroundColor = color;
|
|
}
|
|
catch
|
|
{
|
|
// ignored
|
|
}
|
|
}
|
|
|
|
public static void PopColor()
|
|
{
|
|
try
|
|
{
|
|
Console.ForegroundColor = m_ConsoleColors.Pop();
|
|
}
|
|
catch
|
|
{
|
|
// ignored
|
|
}
|
|
}
|
|
|
|
public static bool NumberBetween(double num, int bound1, int bound2, double allowance)
|
|
{
|
|
if (bound1 > bound2)
|
|
{
|
|
int i = bound1;
|
|
bound1 = bound2;
|
|
bound2 = i;
|
|
}
|
|
|
|
return num < bound2 + allowance && num > bound1 - allowance;
|
|
}
|
|
|
|
public static void AssignRandomHair(Mobile m, int hue)
|
|
{
|
|
m.HairItemID = m.Race.RandomHair(m);
|
|
m.HairHue = hue;
|
|
}
|
|
|
|
public static void AssignRandomHair(Mobile m, bool randomHue = true)
|
|
{
|
|
m.HairItemID = m.Race.RandomHair(m);
|
|
|
|
if (randomHue)
|
|
m.HairHue = m.Race.RandomHairHue();
|
|
}
|
|
|
|
public static void AssignRandomFacialHair(Mobile m, int hue)
|
|
{
|
|
m.FacialHairItemID = m.Race.RandomFacialHair(m);
|
|
m.FacialHairHue = hue;
|
|
}
|
|
|
|
public static void AssignRandomFacialHair(Mobile m, bool randomHue = true)
|
|
{
|
|
m.FacialHairItemID = m.Race.RandomFacialHair(m);
|
|
|
|
if (randomHue)
|
|
m.FacialHairHue = m.Race.RandomHairHue();
|
|
}
|
|
|
|
public static List<TOutput> CastListContravariant<TInput, TOutput>(List<TInput> list) where TInput : TOutput
|
|
{
|
|
return list.ConvertAll(value => (TOutput)value);
|
|
}
|
|
|
|
public static List<TOutput> CastListCovariant<TInput, TOutput>(List<TInput> list) where TOutput : TInput
|
|
{
|
|
return list.ConvertAll(value => (TOutput)value);
|
|
}
|
|
|
|
public static List<TOutput> SafeConvertList<TInput, TOutput>(List<TInput> list) where TOutput : class
|
|
{
|
|
List<TOutput> output = new List<TOutput>(list.Capacity);
|
|
|
|
for (int i = 0; i < list.Count; i++)
|
|
{
|
|
TOutput t = list[i] as TOutput;
|
|
|
|
if (t != null)
|
|
output.Add(t);
|
|
}
|
|
|
|
return output;
|
|
}
|
|
|
|
#region To[Something]
|
|
|
|
public static bool ToBoolean(string value)
|
|
{
|
|
bool.TryParse(value, out bool b);
|
|
|
|
return b;
|
|
}
|
|
|
|
public static double ToDouble(string value)
|
|
{
|
|
double.TryParse(value, out double d);
|
|
|
|
return d;
|
|
}
|
|
|
|
public static TimeSpan ToTimeSpan(string value)
|
|
{
|
|
TimeSpan.TryParse(value, out TimeSpan t);
|
|
|
|
return t;
|
|
}
|
|
|
|
public static int ToInt32(string value)
|
|
{
|
|
int i;
|
|
|
|
if (value.StartsWith("0x"))
|
|
int.TryParse(value.Substring(2), NumberStyles.HexNumber, null, out i);
|
|
else
|
|
int.TryParse(value, out i);
|
|
|
|
return i;
|
|
}
|
|
|
|
public static uint ToUInt32(string value)
|
|
{
|
|
uint i;
|
|
|
|
if (value.StartsWith("0x"))
|
|
uint.TryParse(value.Substring(2), NumberStyles.HexNumber, null, out i);
|
|
else
|
|
uint.TryParse(value, out i);
|
|
|
|
return i;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Get[Something]
|
|
|
|
public static double GetXMLDouble(string doubleString, double defaultValue)
|
|
{
|
|
try
|
|
{
|
|
return XmlConvert.ToDouble(doubleString);
|
|
}
|
|
catch
|
|
{
|
|
return double.TryParse(doubleString, out double val) ? val : defaultValue;
|
|
}
|
|
}
|
|
|
|
public static int GetXMLInt32(string intString, int defaultValue)
|
|
{
|
|
try
|
|
{
|
|
return XmlConvert.ToInt32(intString);
|
|
}
|
|
catch
|
|
{
|
|
return int.TryParse(intString, out int val) ? val : defaultValue;
|
|
}
|
|
}
|
|
|
|
public static uint GetXMLUInt32(string uintString, uint defaultValue)
|
|
{
|
|
try
|
|
{
|
|
return XmlConvert.ToUInt32(uintString);
|
|
}
|
|
catch
|
|
{
|
|
return uint.TryParse(uintString, out uint val) ? val : defaultValue;
|
|
}
|
|
}
|
|
|
|
public static DateTime GetXMLDateTime(string dateTimeString, DateTime defaultValue)
|
|
{
|
|
try
|
|
{
|
|
return XmlConvert.ToDateTime(dateTimeString, XmlDateTimeSerializationMode.Utc);
|
|
}
|
|
catch
|
|
{
|
|
return DateTime.TryParse(dateTimeString, out DateTime d) ? d : defaultValue;
|
|
}
|
|
}
|
|
|
|
public static DateTimeOffset GetXMLDateTimeOffset(string dateTimeOffsetString, DateTimeOffset defaultValue)
|
|
{
|
|
try
|
|
{
|
|
return XmlConvert.ToDateTimeOffset(dateTimeOffsetString);
|
|
}
|
|
catch
|
|
{
|
|
return DateTimeOffset.TryParse(dateTimeOffsetString, out DateTimeOffset d) ? d : defaultValue;
|
|
}
|
|
}
|
|
|
|
public static TimeSpan GetXMLTimeSpan(string timeSpanString, TimeSpan defaultValue)
|
|
{
|
|
try
|
|
{
|
|
return XmlConvert.ToTimeSpan(timeSpanString);
|
|
}
|
|
catch
|
|
{
|
|
return defaultValue;
|
|
}
|
|
}
|
|
|
|
public static string GetAttribute(XmlElement node, string attributeName, string defaultValue = null)
|
|
{
|
|
return node?.Attributes[attributeName]?.Value ?? defaultValue;
|
|
}
|
|
|
|
public static string GetText(XmlElement node, string defaultValue)
|
|
{
|
|
return node == null ? defaultValue : node.InnerText;
|
|
}
|
|
|
|
public static int GetAddressValue(IPAddress address)
|
|
{
|
|
#pragma warning disable 618
|
|
return (int)address.Address;
|
|
#pragma warning restore 618
|
|
}
|
|
|
|
public static long GetLongAddressValue(IPAddress address)
|
|
{
|
|
#pragma warning disable 618
|
|
return address.Address;
|
|
#pragma warning restore 618
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region In[...]Range
|
|
|
|
public static bool InRange(Point3D p1, Point3D p2, int range)
|
|
{
|
|
return p1.m_X >= p2.m_X - range
|
|
&& p1.m_X <= p2.m_X + range
|
|
&& p1.m_Y >= p2.m_Y - range
|
|
&& p1.m_Y <= p2.m_Y + range;
|
|
}
|
|
|
|
public static bool InUpdateRange(Point3D p1, Point3D p2)
|
|
{
|
|
return p1.m_X >= p2.m_X - 18
|
|
&& p1.m_X <= p2.m_X + 18
|
|
&& p1.m_Y >= p2.m_Y - 18
|
|
&& p1.m_Y <= p2.m_Y + 18;
|
|
}
|
|
|
|
public static bool InUpdateRange(Point2D p1, Point2D p2)
|
|
{
|
|
return p1.m_X >= p2.m_X - 18
|
|
&& p1.m_X <= p2.m_X + 18
|
|
&& p1.m_Y >= p2.m_Y - 18
|
|
&& p1.m_Y <= p2.m_Y + 18;
|
|
}
|
|
|
|
public static bool InUpdateRange(IPoint2D p1, IPoint2D p2)
|
|
{
|
|
return p1.X >= p2.X - 18
|
|
&& p1.X <= p2.X + 18
|
|
&& p1.Y >= p2.Y - 18
|
|
&& p1.Y <= p2.Y + 18;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Random
|
|
|
|
//4d6+8 would be: Utility.Dice( 4, 6, 8 )
|
|
public static int Dice(int numDice, int numSides, int bonus)
|
|
{
|
|
int total = 0;
|
|
|
|
for (int i = 0; i < numDice; ++i)
|
|
total += RandomImpl.Next(numSides) + 1;
|
|
|
|
total += bonus;
|
|
return total;
|
|
}
|
|
|
|
public static void Shuffle<T>(IList<T> list)
|
|
{
|
|
int count = list.Count;
|
|
for (int i = count - 1; i > 0; i--)
|
|
{
|
|
int r = RandomImpl.Next(count);
|
|
T swap = list[r];
|
|
list[r] = list[i];
|
|
list[i] = swap;
|
|
}
|
|
}
|
|
|
|
public static int RandomList(params int[] list) => RandomList<int>(list);
|
|
|
|
public static T RandomList<T>(IList<T> list) => list[RandomImpl.Next(list.Count)];
|
|
|
|
public static bool RandomBool() => RandomImpl.NextBool();
|
|
|
|
public static int RandomMinMax(int min, int max)
|
|
{
|
|
if (min > max)
|
|
{
|
|
int copy = min;
|
|
min = max;
|
|
max = copy;
|
|
}
|
|
else if (min == max)
|
|
{
|
|
return min;
|
|
}
|
|
|
|
return min + RandomImpl.Next(max - min + 1);
|
|
}
|
|
|
|
public static int Random(int from, int count)
|
|
{
|
|
if (count == 0) return from;
|
|
|
|
if (count > 0) return from + RandomImpl.Next(count);
|
|
return from - RandomImpl.Next(-count);
|
|
}
|
|
|
|
public static int Random(int count)
|
|
{
|
|
return RandomImpl.Next(count);
|
|
}
|
|
|
|
public static void RandomBytes(byte[] buffer)
|
|
{
|
|
RandomImpl.NextBytes(buffer);
|
|
}
|
|
|
|
public static double RandomDouble()
|
|
{
|
|
return RandomImpl.NextDouble();
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Random Hues
|
|
|
|
/// <summary>
|
|
/// Random pink, blue, green, orange, red or yellow hue
|
|
/// </summary>
|
|
public static int RandomNondyedHue()
|
|
{
|
|
switch (Random(6))
|
|
{
|
|
case 0: return RandomPinkHue();
|
|
case 1: return RandomBlueHue();
|
|
case 2: return RandomGreenHue();
|
|
case 3: return RandomOrangeHue();
|
|
case 4: return RandomRedHue();
|
|
case 5: return RandomYellowHue();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1201-1254
|
|
/// </summary>
|
|
public static int RandomPinkHue()
|
|
{
|
|
return Random(1201, 54);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1301-1354
|
|
/// </summary>
|
|
public static int RandomBlueHue()
|
|
{
|
|
return Random(1301, 54);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1401-1454
|
|
/// </summary>
|
|
public static int RandomGreenHue()
|
|
{
|
|
return Random(1401, 54);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1501-1554
|
|
/// </summary>
|
|
public static int RandomOrangeHue()
|
|
{
|
|
return Random(1501, 54);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1601-1654
|
|
/// </summary>
|
|
public static int RandomRedHue()
|
|
{
|
|
return Random(1601, 54);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1701-1754
|
|
/// </summary>
|
|
public static int RandomYellowHue()
|
|
{
|
|
return Random(1701, 54);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 1801-1908
|
|
/// </summary>
|
|
public static int RandomNeutralHue()
|
|
{
|
|
return Random(1801, 108);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 2001-2018
|
|
/// </summary>
|
|
public static int RandomSnakeHue()
|
|
{
|
|
return Random(2001, 18);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 2101-2130
|
|
/// </summary>
|
|
public static int RandomBirdHue()
|
|
{
|
|
return Random(2101, 30);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 2201-2224
|
|
/// </summary>
|
|
public static int RandomSlimeHue()
|
|
{
|
|
return Random(2201, 24);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 2301-2318
|
|
/// </summary>
|
|
public static int RandomAnimalHue()
|
|
{
|
|
return Random(2301, 18);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 2401-2430
|
|
/// </summary>
|
|
public static int RandomMetalHue()
|
|
{
|
|
return Random(2401, 30);
|
|
}
|
|
|
|
public static int ClipDyedHue(int hue)
|
|
{
|
|
if (hue < 2)
|
|
return 2;
|
|
|
|
return hue > 1001 ? 1001 : hue;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue in the range 2-1001
|
|
/// </summary>
|
|
public static int RandomDyedHue()
|
|
{
|
|
return Random(2, 1000);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Random hue from 0x62, 0x71, 0x03, 0x0D, 0x13, 0x1C, 0x21, 0x30, 0x37, 0x3A, 0x44, 0x59
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/// </summary>
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public static int RandomBrightHue()
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{
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return RandomDouble() < 0.1 ? RandomList(0x62, 0x71) :
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RandomList(0x03, 0x0D, 0x13, 0x1C, 0x21, 0x30, 0x37, 0x3A, 0x44, 0x59);
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}
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#endregion
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}
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}
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