76 lines
2.1 KiB
C#
76 lines
2.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Linq;
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using OpenRA.GameRules;
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using OpenRA.Mods.RA.Move;
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using OpenRA.Mods.RA.Render;
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using OpenRA.Traits;
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namespace OpenRA.Mods.RA.Activities
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{
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class Leap : Activity
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{
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Mobile mobile;
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WeaponInfo weapon;
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WPos from;
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WPos to;
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int ticks;
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int length;
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WAngle angle;
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public Leap(Actor self, Actor target, WeaponInfo weapon, WRange speed, WAngle angle)
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{
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var targetMobile = target.TraitOrDefault<Mobile>();
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if (targetMobile == null)
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throw new InvalidOperationException("Leap requires a target actor with the Mobile trait");
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this.weapon = weapon;
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this.angle = angle;
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mobile = self.Trait<Mobile>();
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mobile.SetLocation(mobile.fromCell, mobile.fromSubCell, targetMobile.fromCell, targetMobile.fromSubCell);
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mobile.IsMoving = true;
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from = self.CenterPosition;
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to = self.World.Map.CenterOfCell(targetMobile.fromCell) + MobileInfo.SubCellOffsets[targetMobile.fromSubCell];
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length = Math.Max((to - from).Length / speed.Range, 1);
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self.Trait<RenderInfantry>().Attacking(self, Target.FromActor(target));
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if (weapon.Report != null && weapon.Report.Any())
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Sound.Play(weapon.Report.Random(self.World.SharedRandom), self.CenterPosition);
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}
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public override Activity Tick(Actor self)
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{
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if (ticks == 0 && IsCanceled)
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return NextActivity;
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mobile.SetVisualPosition(self, WPos.LerpQuadratic(from, to, angle, ++ticks, length));
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if (ticks >= length)
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{
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mobile.SetLocation(mobile.toCell, mobile.toSubCell, mobile.toCell, mobile.toSubCell);
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mobile.FinishedMoving(self);
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mobile.IsMoving = false;
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self.World.ActorMap.GetUnitsAt(mobile.toCell, mobile.toSubCell)
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.Except(new []{self}).Where(t => weapon.IsValidAgainst(t))
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.Do(t => t.Kill(self));
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return NextActivity;
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}
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return this;
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}
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}
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}
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