Files
OpenRA/OpenRA.Mods.Cnc/Traits/Render/RenderShroudCircle.cs
2019-03-04 18:26:42 +00:00

93 lines
2.6 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2019 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, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System.Collections.Generic;
using System.Linq;
using OpenRA.Graphics;
using OpenRA.Mods.Common.Graphics;
using OpenRA.Mods.Common.Traits;
using OpenRA.Primitives;
using OpenRA.Traits;
namespace OpenRA.Mods.Cnc.Traits
{
class RenderShroudCircleInfo : ITraitInfo, IPlaceBuildingDecorationInfo
{
[Desc("Color of the circle.")]
public readonly Color Color = Color.FromArgb(128, Color.Cyan);
[Desc("Contrast color of the circle.")]
public readonly Color ContrastColor = Color.FromArgb(96, Color.Black);
public IEnumerable<IRenderable> Render(WorldRenderer wr, World w, ActorInfo ai, WPos centerPosition)
{
var localRange = ai.TraitInfos<CreatesShroudInfo>()
.Where(csi => csi.EnabledByDefault)
.Select(csi => csi.Range)
.DefaultIfEmpty(WDist.Zero)
.Max();
var localRangeRenderable = new RangeCircleRenderable(
centerPosition,
localRange,
0,
Color,
ContrastColor);
var otherRangeRenderables = w.ActorsWithTrait<RenderShroudCircle>()
.SelectMany(a => a.Trait.RangeCircleRenderables(a.Actor, wr));
return otherRangeRenderables.Append(localRangeRenderable);
}
public object Create(ActorInitializer init) { return new RenderShroudCircle(init.Self, this); }
}
class RenderShroudCircle : INotifyCreated, IRenderAboveShroudWhenSelected
{
readonly RenderShroudCircleInfo info;
WDist range;
public RenderShroudCircle(Actor self, RenderShroudCircleInfo info)
{
this.info = info;
}
void INotifyCreated.Created(Actor self)
{
range = self.TraitsImplementing<CreatesShroud>()
.Select(cs => cs.Info.Range)
.DefaultIfEmpty(WDist.Zero)
.Max();
}
public IEnumerable<IRenderable> RangeCircleRenderables(Actor self, WorldRenderer wr)
{
if (!self.Owner.IsAlliedWith(self.World.RenderPlayer))
yield break;
yield return new RangeCircleRenderable(
self.CenterPosition,
range,
0,
info.Color,
info.ContrastColor);
}
IEnumerable<IRenderable> IRenderAboveShroudWhenSelected.RenderAboveShroud(Actor self, WorldRenderer wr)
{
return RangeCircleRenderables(self, wr);
}
bool IRenderAboveShroudWhenSelected.SpatiallyPartitionable { get { return false; } }
}
}