Rename WithRotor to WithSpriteRotorOverlay

2015-10-04 20:22:46 +02:00
parent 044e562457
commit b722aa6721
7 changed files with 30 additions and 21 deletions
--- a/OpenRA.Mods.Common/Traits/Render/WithSpriteRotorOverlay.cs
+++ b/OpenRA.Mods.Common/Traits/Render/WithSpriteRotorOverlay.cs
@@ -0,0 +1,81 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("Displays a helicopter rotor overlay.")]
+	public class WithSpriteRotorOverlayInfo : ITraitInfo, IRenderActorPreviewSpritesInfo, Requires<RenderSpritesInfo>, Requires<BodyOrientationInfo>
+	{
+		[Desc("Sequence name to use when flying")]
+		[SequenceReference] public readonly string Sequence = "rotor";
+
+		[Desc("Sequence name to use when landed")]
+		[SequenceReference] public readonly string GroundSequence = "slow-rotor";
+
+		[Desc("Position relative to body")]
+		public readonly WVec Offset = WVec.Zero;
+
+		public object Create(ActorInitializer init) { return new WithSpriteRotorOverlay(init.Self, this); }
+
+		public IEnumerable<IActorPreview> RenderPreviewSprites(ActorPreviewInitializer init, RenderSpritesInfo rs, string image, int facings, PaletteReference p)
+		{
+			var body = init.Actor.TraitInfo<BodyOrientationInfo>();
+			var facing = init.Contains<FacingInit>() ? init.Get<FacingInit, int>() : 0;
+			var anim = new Animation(init.World, image, () => facing);
+			anim.PlayRepeating(RenderSprites.NormalizeSequence(anim, init.GetDamageState(), Sequence));
+
+			var orientation = body.QuantizeOrientation(new WRot(WAngle.Zero, WAngle.Zero, WAngle.FromFacing(facing)), facings);
+			var offset = body.LocalToWorld(Offset.Rotate(orientation));
+			yield return new SpriteActorPreview(anim, offset, offset.Y + offset.Z + 1, p, rs.Scale);
+		}
+	}
+
+	public class WithSpriteRotorOverlay : ITick
+	{
+		readonly WithSpriteRotorOverlayInfo info;
+		readonly Animation rotorAnim;
+		readonly IMove movement;
+
+		public WithSpriteRotorOverlay(Actor self, WithSpriteRotorOverlayInfo info)
+		{
+			this.info = info;
+			var rs = self.Trait<RenderSprites>();
+			var body = self.Trait<BodyOrientation>();
+			movement = self.Trait<IMove>();
+
+			rotorAnim = new Animation(self.World, rs.GetImage(self));
+			rotorAnim.PlayRepeating(info.Sequence);
+			rs.Add(new AnimationWithOffset(rotorAnim,
+				() => body.LocalToWorld(info.Offset.Rotate(body.QuantizeOrientation(self, self.Orientation))),
+				null, () => false, p => ZOffsetFromCenter(self, p, 1)));
+		}
+
+		public void Tick(Actor self)
+		{
+			var isFlying = movement.IsMoving && !self.IsDead;
+			if (isFlying ^ (rotorAnim.CurrentSequence.Name != info.Sequence))
+				return;
+
+			rotorAnim.ReplaceAnim(isFlying ? info.Sequence : info.GroundSequence);
+		}
+
+		public static int ZOffsetFromCenter(Actor self, WPos pos, int offset)
+		{
+			var delta = self.CenterPosition - pos;
+			return delta.Y + delta.Z + offset;
+		}
+	}
+}