#region Copyright & License Information
/*
 * Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
 * This file is part of OpenRA.
 * 
 *  OpenRA is free software: you can redistribute it and/or modify
 *  it 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.
 * 
 *  OpenRA is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with OpenRA.  If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

using System;
using OpenRA.Graphics;

namespace OpenRA.Traits
{
	public class RenderUnitInfo : RenderSimpleInfo
	{
		public override object Create(Actor self) { return new RenderUnit(self); }
	}

	public class RenderUnit : RenderSimple, INotifyDamage
	{
		public RenderUnit(Actor self)
			: base(self, () => self.traits.Get<Unit>().Facing)
		{
			anim.Play("idle");
			anims.Add( "smoke", new AnimationWithOffset( new Animation( "smoke_m" ), null, () => !isSmoking ) );
		}

		public void PlayCustomAnimation(Actor self, string newAnim, Action after)
		{
			anim.PlayThen(newAnim, () => { anim.Play("idle"); if (after != null) after(); });
		}

		bool isSmoking;

		public void Damaged(Actor self, AttackInfo e)
		{
			if (e.DamageState != DamageState.Half) return;
			if (isSmoking) return;

			isSmoking = true;
			var smoke = anims[ "smoke" ].Animation;
			smoke.PlayThen( "idle",
				() => smoke.PlayThen( "loop",
					() => smoke.PlayBackwardsThen( "end",
						() => isSmoking = false ) ) );
		}
	}
}