Files
OpenRA/OpenRA.Game/Traits/Selectable.cs

81 lines
2.5 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2017 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 System.Collections.Generic;
using System.Drawing;
using OpenRA.Graphics;
namespace OpenRA.Traits
{
[Desc("This actor is selectable. Defines bounds of selectable area, selection class and selection priority.")]
public class SelectableInfo : ITraitInfo, IDecorationBoundsInfo
{
public readonly int Priority = 10;
[Desc("Bounds for the selectable area.")]
public readonly int[] Bounds = null;
[Desc("Area outside the visible selection box that is enabled for selection")]
public readonly int Margin = 0;
[Desc("All units having the same selection class specified will be selected with select-by-type commands (e.g. double-click). "
+ "Defaults to the actor name when not defined or inherited.")]
public readonly string Class = null;
[VoiceReference] public readonly string Voice = "Select";
public object Create(ActorInitializer init) { return new Selectable(init.Self, this); }
}
public class Selectable : IMouseBounds, IDecorationBounds
{
public readonly string Class = null;
public SelectableInfo Info;
public Selectable(Actor self, SelectableInfo info)
{
Class = string.IsNullOrEmpty(info.Class) ? self.Info.Name : info.Class;
Info = info;
}
Rectangle IMouseBounds.MouseoverBounds(Actor self, WorldRenderer wr)
{
if (Info.Bounds == null)
return Rectangle.Empty;
var size = new int2(Info.Bounds[0], Info.Bounds[1]);
var offset = -size / 2 - new int2(Info.Margin, Info.Margin);
if (Info.Bounds.Length > 2)
offset += new int2(Info.Bounds[2], Info.Bounds[3]);
var xy = wr.ScreenPxPosition(self.CenterPosition) + offset;
return new Rectangle(xy.X, xy.Y, size.X + 2 * Info.Margin, size.Y + 2 * Info.Margin);
}
Rectangle IDecorationBounds.DecorationBounds(Actor self, WorldRenderer wr)
{
if (Info.Bounds == null)
return Rectangle.Empty;
var size = new int2(Info.Bounds[0], Info.Bounds[1]);
var offset = -size / 2;
if (Info.Bounds.Length > 2)
offset += new int2(Info.Bounds[2], Info.Bounds[3]);
var xy = wr.ScreenPxPosition(self.CenterPosition) + offset;
return new Rectangle(xy.X, xy.Y, size.X, size.Y);
}
}
}