74 lines
2.2 KiB
C#
74 lines
2.2 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 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;
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Graphics;
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using OpenRA.Mods.RA;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Cnc
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{
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[Desc("Renders the cargo loaded into the unit.")]
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public class WithCargoInfo : ITraitInfo, Requires<CargoInfo>, Requires<IBodyOrientationInfo>
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{
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[Desc("Cargo position relative to turret or body. (forward, right, up) triples")]
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public readonly WVec[] LocalOffset = { };
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[Desc("Passenger CargoType to display.")]
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public readonly string[] DisplayTypes = { };
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public object Create(ActorInitializer init) { return new WithCargo(init.self, this); }
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}
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public class WithCargo : IRenderModifier
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{
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Cargo cargo;
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IFacing facing;
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WithCargoInfo cargoInfo;
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IBodyOrientation body;
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public WithCargo(Actor self, WithCargoInfo info)
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{
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cargo = self.Trait<Cargo>();
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facing = self.TraitOrDefault<IFacing>();
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cargoInfo = info;
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body = self.Trait<IBodyOrientation>();
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if (info.LocalOffset.Length == 0)
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throw new InvalidOperationException("LocalOffset must have at least one entry");
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}
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public IEnumerable<IRenderable> ModifyRender(Actor self, WorldRenderer wr, IEnumerable<IRenderable> r)
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{
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foreach (var rr in r)
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yield return rr;
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var bodyOrientation = body.QuantizeOrientation(self, self.Orientation);
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var pos = self.CenterPosition;
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var i = 0;
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foreach (var c in cargo.Passengers)
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{
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var cargoFacing = c.TraitOrDefault<IFacing>();
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if (facing != null && cargoFacing != null)
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cargoFacing.Facing = facing.Facing;
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var cargoPassenger = c.Trait<Passenger>();
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if (cargoInfo.DisplayTypes.Contains(cargoPassenger.Info.CargoType))
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{
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var offset = pos - c.CenterPosition + body.LocalToWorld(cargoInfo.LocalOffset[i++ % cargoInfo.LocalOffset.Length].Rotate(bodyOrientation));
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foreach (var cr in c.Render(wr))
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yield return cr.OffsetBy(offset).WithZOffset(1);
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}
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}
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}
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}
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} |