138 lines
4.3 KiB
C#
138 lines
4.3 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
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* This file is part of OpenRA.
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*
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* OpenRA is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* OpenRA is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenRA. If not, see <http://www.gnu.org/licenses/>.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.GameRules;
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namespace OpenRA.Traits
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{
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public class MobileInfo : ITraitInfo
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{
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public readonly UnitMovementType MovementType = UnitMovementType.Wheel;
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public readonly int WaitAverage = 60;
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public readonly int WaitSpread = 20;
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public object Create(Actor self) { return new Mobile(self); }
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}
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public class Mobile : IIssueOrder, IResolveOrder, IOccupySpace, IMovement
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{
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readonly Actor self;
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[Sync]
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int2 __fromCell;
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public int2 fromCell
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{
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get { return __fromCell; }
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set { self.World.WorldActor.traits.Get<UnitInfluence>().Remove(self, this); __fromCell = value; self.World.WorldActor.traits.Get<UnitInfluence>().Add(self, this); }
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}
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public int2 toCell
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{
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get { return self.Location; }
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set
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{
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if (self.Location != value)
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{
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self.World.WorldActor.traits.Get<UnitInfluence>().Remove(self, this);
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self.Location = value;
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}
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self.World.WorldActor.traits.Get<UnitInfluence>().Add(self, this);
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}
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}
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public Mobile(Actor self)
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{
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this.self = self;
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__fromCell = toCell;
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self.World.WorldActor.traits.Get<UnitInfluence>().Add(self, this);
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}
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public void TeleportTo(Actor self, int2 xy)
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{
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fromCell = toCell = xy;
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self.CenterLocation = Util.CenterOfCell(fromCell);
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}
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public Order IssueOrder(Actor self, int2 xy, MouseInput mi, Actor underCursor)
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{
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if (mi.Button == MouseButton.Left) return null;
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// force-fire should *always* take precedence over move.
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if (mi.Modifiers.HasModifier(Modifiers.Ctrl)) return null;
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if (underCursor != null && underCursor.Owner != null)
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{
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// force-move
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if (!mi.Modifiers.HasModifier(Modifiers.Alt)) return null;
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if (!self.World.IsActorCrushableByActor(underCursor, self)) return null;
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}
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var umt = self.Info.Traits.Get<MobileInfo>().MovementType;
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if (Util.GetEffectiveSpeed(self,umt) == 0) return null; /* allow disabling move orders from modifiers */
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if (xy == toCell) return null;
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return new Order("Move", self, xy, mi.Modifiers.HasModifier(Modifiers.Shift));
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}
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public void ResolveOrder(Actor self, Order order)
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{
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if (order.OrderString == "Move")
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{
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if (self.traits.GetOrDefault<IMovement>().CanEnterCell(order.TargetLocation))
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{
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if( !order.Queued ) self.CancelActivity();
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self.QueueActivity(new Activities.Move(order.TargetLocation, 8));
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}
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}
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}
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public IEnumerable<int2> OccupiedCells()
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{
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return (fromCell == toCell)
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? new[] { fromCell }
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: new[] { fromCell, toCell };
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}
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public UnitMovementType GetMovementType()
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{
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return self.Info.Traits.Get<MobileInfo>().MovementType;
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}
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public bool CanEnterCell(int2 p)
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{
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if (!self.World.WorldActor.traits.Get<BuildingInfluence>().CanMoveHere(p)) return false;
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if (self.World.WorldActor.traits.Get<UnitInfluence>().GetUnitsAt(p).Any(
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a => a != self && !self.World.IsActorCrushableByActor(a, self)))
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return false;
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return self.World.Map.IsInMap(p.X, p.Y) &&
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Rules.TerrainTypes[self.World.TileSet.GetTerrainType(self.World.Map.MapTiles[p.X, p.Y])]
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.GetCost(GetMovementType()) < float.PositiveInfinity;
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}
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public IEnumerable<int2> GetCurrentPath()
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{
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var move = self.GetCurrentActivity() as Activities.Move;
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if (move == null || move.path == null) return new int2[] { };
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return Enumerable.Reverse(move.path);
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}
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}
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}
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