108 lines
2.7 KiB
C#
108 lines
2.7 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Linq;
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using Eluant;
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using OpenRA.Scripting;
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using OpenRA.Traits;
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using OpenRA.Widgets;
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namespace OpenRA.Mods.Common.Scripting
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{
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[ScriptGlobal("Utils")]
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public class UtilsGlobal : ScriptGlobal
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{
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public UtilsGlobal(ScriptContext context) : base(context) { }
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[Desc("Calls a function on every element in a collection.")]
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public void Do(LuaValue[] collection, LuaFunction func)
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{
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foreach (var c in collection)
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func.Call(c).Dispose();
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}
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[Desc("Returns true if func returns true for any element in a collection.")]
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public bool Any(LuaValue[] collection, LuaFunction func)
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{
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foreach (var c in collection)
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{
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using (var ret = func.Call(c))
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{
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var result = ret.FirstOrDefault();
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if (result != null && result.ToBoolean())
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return true;
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}
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}
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return false;
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}
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[Desc("Returns true if func returns true for all elements in a collection.")]
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public bool All(LuaValue[] collection, LuaFunction func)
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{
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foreach (var c in collection)
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{
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using (var ret = func.Call(c))
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{
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var result = ret.FirstOrDefault();
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if (result == null || !result.ToBoolean())
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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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[Desc("Returns the first n values from a collection.")]
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public LuaValue[] Take(int n, LuaValue[] source)
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{
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return source.Take(n).ToArray();
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}
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[Desc("Skips over the first numElements members of a table and return the rest.")]
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public LuaTable Skip(LuaTable table, int numElements)
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{
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var t = Context.CreateTable();
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for (var i = numElements; i <= table.Count; i++)
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t.Add(t.Count + 1, table[i]);
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return t;
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}
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[Desc("Returns a random value from a collection.")]
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public LuaValue Random(LuaValue[] collection)
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{
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return collection.Random(Context.World.SharedRandom);
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}
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[Desc("Expands the given footprint one step along the coordinate axes, and (if requested) diagonals.")]
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public CPos[] ExpandFootprint(CPos[] footprint, bool allowDiagonal)
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{
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return Util.ExpandFootprint(footprint, allowDiagonal).ToArray();
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}
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[Desc("Returns a random integer x in the range low <= x < high.")]
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public int RandomInteger(int low, int high)
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{
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if (high <= low)
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return low;
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return Context.World.SharedRandom.Next(low, high);
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}
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[Desc("Returns the ticks formatted to HH:MM:SS.")]
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public string FormatTime(int ticks, bool leadingMinuteZero = true)
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{
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return WidgetUtils.FormatTime(ticks, leadingMinuteZero);
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}
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}
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}
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