Files
OpenRA/OpenRA.Mods.Common/Effects/RallyPointIndicator.cs
2014-12-11 23:21:32 +01:00

70 lines
1.8 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2014 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.Collections.Generic;
using System.Linq;
using OpenRA.Effects;
using OpenRA.Graphics;
using OpenRA.Mods.Common.Traits;
namespace OpenRA.Mods.Common.Effects
{
class RallyPointIndicator : IEffect
{
readonly Actor building;
readonly RallyPoint rp;
readonly string palettePrefix;
readonly Animation flag;
readonly Animation circles;
public RallyPointIndicator(Actor building, string palettePrefix)
{
this.building = building;
this.palettePrefix = palettePrefix;
rp = building.Trait<RallyPoint>();
flag = new Animation(building.World, "rallypoint");
circles = new Animation(building.World, "rallypoint");
flag.PlayRepeating("flag");
circles.Play("circles");
}
CPos cachedLocation;
public void Tick(World world)
{
flag.Tick();
circles.Tick();
if (cachedLocation != rp.Location)
{
cachedLocation = rp.Location;
circles.Play("circles");
}
if (!building.IsInWorld || building.IsDead)
world.AddFrameEndTask(w => w.Remove(this));
}
public IEnumerable<IRenderable> Render(WorldRenderer wr)
{
if (building.Owner != building.World.LocalPlayer)
return SpriteRenderable.None;
if (!building.IsInWorld || !building.World.Selection.Actors.Contains(building))
return SpriteRenderable.None;
var pos = wr.world.Map.CenterOfCell(cachedLocation);
var palette = wr.Palette(palettePrefix+building.Owner.InternalName);
return circles.Render(pos, palette).Concat(flag.Render(pos, palette));
}
}
}