116 lines
3.5 KiB
C#
116 lines
3.5 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 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.Collections.Generic;
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using System.Linq;
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using OpenRA.Graphics;
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using OpenRA.Primitives;
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using OpenRA.Traits;
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namespace OpenRA
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{
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public class Selection
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{
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List<Actor> actors = new List<Actor>();
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public void Add(World w, Actor a)
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{
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actors.Add(a);
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foreach (var sel in a.TraitsImplementing<INotifySelected>())
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sel.Selected(a);
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foreach (var ns in w.WorldActor.TraitsImplementing<INotifySelection>())
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ns.SelectionChanged();
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}
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public bool Contains(Actor a)
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{
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return actors.AsEnumerable().Contains(a);
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}
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public void Combine(World world, IEnumerable<Actor> newSelection, bool isCombine, bool isClick)
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{
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var oldSelection = actors.AsEnumerable();
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if (isClick)
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{
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var adjNewSelection = newSelection.Take(1); /* TODO: select BEST, not FIRST */
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actors = (isCombine ? oldSelection.SymmetricDifference(adjNewSelection) : adjNewSelection).ToList();
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}
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else
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actors = (isCombine ? oldSelection.Union(newSelection) : newSelection).ToList();
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var voicedUnit = actors.FirstOrDefault(a => a.Owner == world.LocalPlayer && a.IsInWorld && a.HasVoices());
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if (voicedUnit != null)
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Sound.PlayVoice("Select", voicedUnit, voicedUnit.Owner.Country.Race);
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foreach (var a in newSelection)
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foreach (var sel in a.TraitsImplementing<INotifySelected>())
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sel.Selected(a);
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foreach (var ns in world.WorldActor.TraitsImplementing<INotifySelection>())
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ns.SelectionChanged();
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}
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public IEnumerable<Actor> Actors { get { return actors; } }
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public void Clear() { actors = new List<Actor>(); }
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public void Tick(World world)
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{
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actors.RemoveAll(a => !a.IsInWorld || (!a.Owner.IsAlliedWith(world.RenderPlayer) && world.FogObscures(a)));
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foreach (var cg in controlGroups.Values)
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// note: NOT `!a.IsInWorld`, since that would remove things that are in transports.
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cg.RemoveAll(a => a.Destroyed || a.Owner != world.LocalPlayer);
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}
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Cache<int, List<Actor>> controlGroups = new Cache<int, List<Actor>>(_ => new List<Actor>());
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public void DoControlGroup(World world, WorldRenderer worldRenderer, int group, Modifiers mods, int MultiTapCount)
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{
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var addModifier = Platform.CurrentPlatform == PlatformType.OSX ? Modifiers.Meta : Modifiers.Ctrl;
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if (mods.HasModifier(addModifier))
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{
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if (actors.Count == 0)
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return;
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if (!mods.HasModifier(Modifiers.Shift))
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controlGroups[group].Clear();
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for (var i = 0; i < 10; i++) /* all control groups */
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controlGroups[i].RemoveAll(a => actors.Contains(a));
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controlGroups[group].AddRange(actors.Where(a => a.Owner == world.LocalPlayer));
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return;
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}
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var groupActors = controlGroups[group].Where(a => !a.IsDead);
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if (mods.HasModifier(Modifiers.Alt) || MultiTapCount >= 2)
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{
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worldRenderer.Viewport.Center(groupActors);
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return;
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}
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Combine(world, groupActors, mods.HasModifier(Modifiers.Shift), false);
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}
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public void AddToControlGroup(Actor a, int group)
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{
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if (!controlGroups[group].Contains(a))
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controlGroups[group].Add(a);
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}
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public int? GetControlGroupForActor(Actor a)
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{
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return controlGroups.Where(g => g.Value.Contains(a))
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.Select(g => (int?)g.Key)
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.FirstOrDefault();
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}
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}
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}
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