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Remove duplication between CreatesShroud and RevealsShroud.

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This commit is contained in:
Paul Chote
2015-06-13 19:36:19 +01:00
parent 2c3198dc27
commit 01dc7edbe9
2 changed files with 46 additions and 71 deletions
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56
OpenRA.Mods.Common/Traits/RevealsShroud.cs
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@@ -8,6 +8,7 @@
*/
#endregion
using System;
using System.Linq;
using OpenRA.Traits;
@@ -17,59 +18,80 @@ namespace OpenRA.Mods.Common.Traits
{
public readonly WRange Range = WRange.Zero;
public object Create(ActorInitializer init) { return new RevealsShroud(init.Self, this); }
public virtual object Create(ActorInitializer init) { return new RevealsShroud(init.Self, this); }
}
public class RevealsShroud : ITick, ISync, INotifyAddedToWorld, INotifyRemovedFromWorld
{
static readonly CPos[] NoCells = { };
readonly RevealsShroudInfo info;
readonly bool lobbyShroudFogDisabled;
[Sync] CPos cachedLocation;
[Sync] bool cachedDisabled;
protected Action<Player, CPos[]> addCellsToPlayerShroud;
protected Action<Player> removeCellsFromPlayerShroud;
protected Func<bool> isDisabled;
public RevealsShroud(Actor self, RevealsShroudInfo info)
{
this.info = info;
lobbyShroudFogDisabled = !self.World.LobbyInfo.GlobalSettings.Shroud && !self.World.LobbyInfo.GlobalSettings.Fog;
addCellsToPlayerShroud = (p, c) => p.Shroud.AddVisibility(self, c);
removeCellsFromPlayerShroud = p => p.Shroud.RemoveVisibility(self);
isDisabled = () => false;
}
CPos[] VisibleTiles(Actor self)
CPos[] Cells(Actor self)
{
var range = Range;
if (range == WRange.Zero)
return NoCells;
return Shroud.GetVisOrigins(self)
.SelectMany(o => Shroud.FindVisibleTiles(self.World, o, Range))
.SelectMany(o => Shroud.FindVisibleTiles(self.World, o, range))
.Distinct().ToArray();
}
public void Tick(Actor self)
{
if (lobbyShroudFogDisabled)
if (lobbyShroudFogDisabled || !self.IsInWorld)
return;
if (cachedLocation != self.Location)
{
cachedLocation = self.Location;
var location = self.Location;
var disabled = isDisabled();
if (cachedLocation == location && cachedDisabled == disabled)
return;
var visible = VisibleTiles(self);
foreach (var p in self.World.Players)
{
p.Shroud.RemoveVisibility(self);
p.Shroud.AddVisibility(self, visible);
}
cachedLocation = location;
cachedDisabled = disabled;
var cells = Cells(self);
foreach (var p in self.World.Players)
{
removeCellsFromPlayerShroud(p);
addCellsToPlayerShroud(p, cells);
}
}
public void AddedToWorld(Actor self)
{
var visible = VisibleTiles(self);
cachedLocation = self.Location;
cachedDisabled = isDisabled();
var cells = Cells(self);
foreach (var p in self.World.Players)
p.Shroud.AddVisibility(self, visible);
addCellsToPlayerShroud(p, cells);
}
public void RemovedFromWorld(Actor self)
{
foreach (var p in self.World.Players)
p.Shroud.RemoveVisibility(self);
removeCellsFromPlayerShroud(p);
}
public WRange Range { get { return info.Range; } }
public WRange Range { get { return cachedDisabled ? WRange.Zero : info.Range; } }
}
}