65 lines
2.1 KiB
C#
65 lines
2.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2020 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.Collections.Generic;
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using OpenRA.Graphics;
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using OpenRA.Mods.Common.Graphics;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits.Render
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{
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[Desc("Render trait that varies the sprite body frame based on the AttackCharges trait's charge level.")]
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public class WithChargeSpriteBodyInfo : WithSpriteBodyInfo, Requires<AttackChargesInfo>
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{
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public override object Create(ActorInitializer init) { return new WithChargeSpriteBody(init, this); }
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public override IEnumerable<IActorPreview> RenderPreviewSprites(ActorPreviewInitializer init, string image, int facings, PaletteReference p)
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{
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if (!EnabledByDefault)
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yield break;
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var anim = new Animation(init.World, image);
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anim.PlayFetchIndex(RenderSprites.NormalizeSequence(anim, init.GetDamageState(), Sequence), () => 0);
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yield return new SpriteActorPreview(anim, () => WVec.Zero, () => 0, p);
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}
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}
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public class WithChargeSpriteBody : WithSpriteBody
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{
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readonly AttackCharges attackCharges;
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public WithChargeSpriteBody(ActorInitializer init, WithChargeSpriteBodyInfo info)
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: base(init, info)
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{
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attackCharges = init.Self.Trait<AttackCharges>();
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ConfigureAnimation(init.Self);
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}
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void ConfigureAnimation(Actor self)
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{
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var attackChargesInfo = (AttackChargesInfo)attackCharges.Info;
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DefaultAnimation.PlayFetchIndex(NormalizeSequence(self, Info.Sequence),
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() => int2.Lerp(0, DefaultAnimation.CurrentSequence.Length, attackCharges.ChargeLevel, attackChargesInfo.ChargeLevel + 1));
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}
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protected override void TraitEnabled(Actor self)
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{
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// Do nothing - we just want to disable the default WithSpriteBody implementation
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}
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public override void CancelCustomAnimation(Actor self)
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{
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ConfigureAnimation(self);
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}
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}
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}
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