106 lines
3.0 KiB
C#
106 lines
3.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2010 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 LICENSE.
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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.Traits;
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namespace OpenRA.Orders
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{
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public class GenericSelectTarget : IOrderGenerator
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{
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readonly IEnumerable<Actor> subjects;
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readonly string order;
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readonly string cursor;
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readonly MouseButton expectedButton;
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public GenericSelectTarget(IEnumerable<Actor> subjects, string order, string cursor, MouseButton button)
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{
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this.subjects = subjects;
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this.order = order;
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this.cursor = cursor;
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expectedButton = button;
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}
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public GenericSelectTarget(IEnumerable<Actor> subjects, string order, string cursor)
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: this(subjects, order, cursor, MouseButton.Left)
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{
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}
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public GenericSelectTarget(Actor subject, string order, string cursor)
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: this(new Actor[] { subject }, order, cursor)
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{
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}
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public GenericSelectTarget(Actor subject, string order, string cursor, MouseButton button)
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: this(new Actor[] { subject }, order, cursor, button)
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{
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}
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public IEnumerable<Order> Order(World world, int2 xy, MouseInput mi)
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{
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if (mi.Button != expectedButton)
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world.CancelInputMode();
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return OrderInner(world, xy, mi);
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}
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IEnumerable<Order> OrderInner(World world, int2 xy, MouseInput mi)
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{
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if (mi.Button == expectedButton && world.Map.IsInMap(xy))
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{
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world.CancelInputMode();
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foreach (var subject in subjects)
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yield return new Order(order, subject, false) { TargetLocation = xy };
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}
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}
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public virtual void Tick(World world) { }
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public void RenderBeforeWorld(WorldRenderer wr, World world)
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{
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foreach (var a in world.Selection.Actors)
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if (!a.Destroyed)
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foreach (var t in a.TraitsImplementing<IPreRenderSelection>())
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t.RenderBeforeWorld(wr, a);
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Game.Renderer.Flush();
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}
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public void RenderAfterWorld(WorldRenderer wr, World world) {}
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public string GetCursor(World world, int2 xy, MouseInput mi) { return world.Map.IsInMap(xy) ? cursor : "generic-blocked"; }
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}
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// variant that requires a tag trait (T) to be present on some actor owned
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// by the activating player
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public class GenericSelectTargetWithBuilding<T> : GenericSelectTarget
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{
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public GenericSelectTargetWithBuilding(Actor subject, string order, string cursor)
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: base(subject, order, cursor) { }
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public GenericSelectTargetWithBuilding(Actor subject, string order, string cursor, MouseButton button)
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: base(subject, order, cursor, button) { }
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public override void Tick(World world)
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{
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var hasStructure = world.Queries.OwnedBy[world.LocalPlayer]
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.WithTrait<T>()
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.Any();
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if (!hasStructure)
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world.CancelInputMode();
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}
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}
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}
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