Files
OpenRA/OpenRA.Mods.RA/Activities/Attack.cs

74 lines
2.1 KiB
C#
Executable File

#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 OpenRA.Mods.RA.Render;
using OpenRA.Traits;
using OpenRA.Traits.Activities;
namespace OpenRA.Mods.RA.Activities
{
/* non-turreted attack */
public class Attack : IActivity
{
Actor Target;
int Range;
public Attack(Actor target, int range)
{
Target = target;
Range = range;
}
public IActivity NextActivity { get; set; }
public IActivity Tick( Actor self )
{
var unit = self.traits.Get<Unit>();
if (Target == null || Target.IsDead)
return NextActivity;
if ((Target.Location - self.Location).LengthSquared >= Range * Range)
return new Move( Target, Range ) { NextActivity = this };
var desiredFacing = Util.GetFacing((Target.Location - self.Location).ToFloat2(), 0);
var renderUnit = self.traits.GetOrDefault<RenderUnit>();
var numDirs = (renderUnit != null)
? renderUnit.anim.CurrentSequence.Facings : 8;
if (Util.QuantizeFacing(unit.Facing, numDirs)
!= Util.QuantizeFacing(desiredFacing, numDirs))
{
return new Turn( desiredFacing ) { NextActivity = this };
}
var attack = self.traits.Get<AttackBase>();
attack.target = Target;
attack.DoAttack(self);
return this;
}
public void Cancel(Actor self)
{
Target = null;
}
}
}