104 lines
2.7 KiB
C#
104 lines
2.7 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright 2007-2011 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. For more information,
|
|
* see COPYING.
|
|
*/
|
|
#endregion
|
|
|
|
using System.Drawing;
|
|
using OpenRA.Graphics;
|
|
using OpenRA.Effects;
|
|
|
|
namespace OpenRA.Traits
|
|
{
|
|
public class DrawLineToTargetInfo : ITraitInfo
|
|
{
|
|
public readonly int Ticks = 60;
|
|
|
|
public virtual object Create(ActorInitializer init) { return new DrawLineToTarget(this); }
|
|
}
|
|
|
|
public class DrawLineToTarget : IPostRenderSelection
|
|
{
|
|
DrawLineToTargetInfo Info;
|
|
public DrawLineToTarget(DrawLineToTargetInfo info)
|
|
{
|
|
this.Info = info;
|
|
}
|
|
|
|
Target target;
|
|
int lifetime;
|
|
Color c;
|
|
|
|
public void SetTarget(Actor self, Target target, Color c)
|
|
{
|
|
this.target = target;
|
|
lifetime = Info.Ticks;
|
|
this.c = c;
|
|
}
|
|
|
|
public void SetTargetSilently(Actor self, Target target, Color c)
|
|
{
|
|
this.target = target;
|
|
this.c = c;
|
|
}
|
|
|
|
public void RenderAfterWorld(WorldRenderer wr, Actor self)
|
|
{
|
|
if (self.IsIdle) return;
|
|
|
|
var force = Game.GetModifierKeys().HasModifier(Modifiers.Alt);
|
|
if ((lifetime <= 0 || --lifetime <= 0) && !force)
|
|
return;
|
|
|
|
if (!target.IsValid)
|
|
return;
|
|
|
|
var p = target.CenterLocation;
|
|
var move = self.TraitOrDefault<IMove>();
|
|
var origin = move != null ? self.CenterLocation - new int2(0, move.Altitude) : self.CenterLocation;
|
|
|
|
Game.Renderer.LineRenderer.DrawLine(origin, p, c, c);
|
|
for (bool b = false; !b; p = origin, b = true)
|
|
{
|
|
Game.Renderer.LineRenderer.DrawLine(p + new float2(-1, -1), p + new float2(-1, 1), c, c);
|
|
Game.Renderer.LineRenderer.DrawLine(p + new float2(-1, 1), p + new float2(1, 1), c, c);
|
|
Game.Renderer.LineRenderer.DrawLine(p + new float2(1, 1), p + new float2(1, -1), c, c);
|
|
Game.Renderer.LineRenderer.DrawLine(p + new float2(1, -1), p + new float2(-1, -1), c, c);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static class LineTargetExts
|
|
{
|
|
public static void SetTargetLine(this Actor self, Target target, Color color)
|
|
{
|
|
self.SetTargetLine(target, color, true);
|
|
}
|
|
|
|
public static void SetTargetLine(this Actor self, Target target, Color color, bool display)
|
|
{
|
|
if (self.Owner != self.World.LocalPlayer)
|
|
return;
|
|
|
|
self.World.AddFrameEndTask(w =>
|
|
{
|
|
if (self.Destroyed) return;
|
|
if (target.IsActor && display)
|
|
w.Add(new FlashTarget(target.Actor));
|
|
|
|
var line = self.TraitOrDefault<DrawLineToTarget>();
|
|
if (line != null)
|
|
if (display)
|
|
line.SetTarget(self, target, color);
|
|
else
|
|
line.SetTargetSilently(self, target, color);
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|