95 lines
2.8 KiB
C#
95 lines
2.8 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.FileFormats;
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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 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.traits.Contains<Unit>() && a.Owner == world.LocalPlayer);
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Sound.PlayVoice("Select", voicedUnit);
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foreach (var ns in world.WorldActor.traits.WithInterface<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);
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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, int group, Modifiers mods)
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{
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if (mods.HasModifier(Modifiers.Ctrl))
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{
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if (actors.Count == 0)
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return;
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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);
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return;
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}
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if (mods.HasModifier(Modifiers.Alt))
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{
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Game.viewport.Center(controlGroups[group]);
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return;
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}
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Combine(world, controlGroups[group],
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mods.HasModifier(Modifiers.Shift), false);
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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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