51 lines
1.4 KiB
C#
51 lines
1.4 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright 2007-2016 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, either version 3 of
|
|
* the License, or (at your option) any later version. For more
|
|
* information, see COPYING.
|
|
*/
|
|
#endregion
|
|
|
|
using OpenRA.Traits;
|
|
|
|
namespace OpenRA.Mods.Common.Traits
|
|
{
|
|
[Desc("Modifies the terrain type underneath the actors location.")]
|
|
class ChangesTerrainInfo : ITraitInfo, Requires<ImmobileInfo>
|
|
{
|
|
[FieldLoader.Require] public readonly string TerrainType = null;
|
|
|
|
public object Create(ActorInitializer init) { return new ChangesTerrain(this); }
|
|
}
|
|
|
|
class ChangesTerrain : INotifyAddedToWorld, INotifyRemovedFromWorld
|
|
{
|
|
readonly ChangesTerrainInfo info;
|
|
byte previousTerrain;
|
|
|
|
public ChangesTerrain(ChangesTerrainInfo info)
|
|
{
|
|
this.info = info;
|
|
}
|
|
|
|
void INotifyAddedToWorld.AddedToWorld(Actor self)
|
|
{
|
|
var cell = self.Location;
|
|
var map = self.World.Map;
|
|
var terrain = map.Rules.TileSet.GetTerrainIndex(info.TerrainType);
|
|
previousTerrain = map.CustomTerrain[cell];
|
|
map.CustomTerrain[cell] = terrain;
|
|
}
|
|
|
|
void INotifyRemovedFromWorld.RemovedFromWorld(Actor self)
|
|
{
|
|
var cell = self.Location;
|
|
var map = self.World.Map;
|
|
map.CustomTerrain[cell] = previousTerrain;
|
|
}
|
|
}
|
|
}
|