76 lines
2.0 KiB
C#
76 lines
2.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2016 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, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System;
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using System.Linq;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[Desc("Lets the actor spread resources around it in a circle.")]
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class SeedsResourceInfo : UpgradableTraitInfo
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{
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public readonly int Interval = 75;
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public readonly string ResourceType = "Ore";
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public readonly int MaxRange = 100;
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public override object Create(ActorInitializer init) { return new SeedsResource(init.Self, this); }
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}
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class SeedsResource : UpgradableTrait<SeedsResourceInfo>, ITick, ISeedableResource
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{
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readonly SeedsResourceInfo info;
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readonly ResourceType resourceType;
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readonly ResourceLayer resLayer;
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public SeedsResource(Actor self, SeedsResourceInfo info)
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: base(info)
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{
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this.info = info;
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resourceType = self.World.WorldActor.TraitsImplementing<ResourceType>()
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.FirstOrDefault(t => t.Info.Name == info.ResourceType);
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if (resourceType == null)
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throw new InvalidOperationException("No such resource type `{0}`".F(info.ResourceType));
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resLayer = self.World.WorldActor.Trait<ResourceLayer>();
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}
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int ticks;
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public void Tick(Actor self)
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{
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if (IsTraitDisabled)
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return;
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if (--ticks <= 0)
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{
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Seed(self);
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ticks = info.Interval;
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}
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}
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public void Seed(Actor self)
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{
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var cell = Util.RandomWalk(self.Location, self.World.SharedRandom)
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.Take(info.MaxRange)
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.SkipWhile(p => !self.World.Map.Contains(p) ||
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(resLayer.GetResource(p) == resourceType && resLayer.IsFull(p)))
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.Cast<CPos?>().FirstOrDefault();
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if (cell != null && resLayer.CanSpawnResourceAt(resourceType, cell.Value))
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resLayer.AddResource(resourceType, cell.Value, 1);
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}
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}
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}
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