Mid-round chat messages have a limited range, headset item which can be used to communicate with players further away, new inventory slot for items like masks and headsets

Subsurface/Source/Items/Components/Signal/WifiComponent.cs

@@ -1,4 +1,6 @@
-using Microsoft.Xna.Framework;
+using Barotrauma.Networking;
+using Microsoft.Xna.Framework;
+using System;
 using System.Collections.Generic;
 using System.Xml.Linq;
 
@@ -6,11 +8,19 @@ namespace Barotrauma.Items.Components
 {
     class WifiComponent : ItemComponent
     {
-
         private static List<WifiComponent> list = new List<WifiComponent>();
 
+        private float range;
+
         private int channel;
 
+        [HasDefaultValue(20000.0f, false)]
+        public float Range
+        {
+            get { return range; }
+            set { range = Math.Max(value, 0.0f); }
+        }
+
         [InGameEditable, HasDefaultValue(1, true)]
         public int Channel
         {
@@ -21,24 +31,66 @@ namespace Barotrauma.Items.Components
             }
         }
 
+        [Editable, HasDefaultValue(false, false)]
+        public bool LinkToChat
+        {
+            get;
+            set;
+        }
+
         public WifiComponent(Item item, XElement element)
             : base (item, element)
         {
 
             list.Add(this);
         }
+
+        public void Transmit(string signal)
+        {
+            if (!HasRequiredContainedItems(true)) return;
+
+            var receivers = GetReceiversInRange();
+            foreach (WifiComponent w in receivers)
+            {
+                var connections = w.item.Connections;
+
+                w.ReceiveSignal(1, signal, connections == null ? null : connections.Find(c => c.Name == "signal_in"), item);
+            }
+        }
+
+        private List<WifiComponent> GetReceiversInRange()
+        {
+            return list.FindAll(w => 
+                w != this && w.channel == channel && 
+                Vector2.Distance(item.WorldPosition, w.item.WorldPosition) <= Range);
+        }
         
         public override void ReceiveSignal(int stepsTaken, string signal, Connection connection, Item sender, float power=0.0f)
         {
-            //prevent an ininite loop of wificomponents sending messages between each other
-            if (sender.GetComponent<WifiComponent>()!=null) return;
+            if (!HasRequiredContainedItems(false)) return;
+
+            if (LinkToChat)
+            {
+                if (item.ParentInventory != null && 
+                    item.ParentInventory.Owner != null && 
+                    item.ParentInventory.Owner == Character.Controlled &&
+                    GameMain.NetworkMember != null)
+                {
+                    signal = ChatMessage.ApplyDistanceEffect(item, sender, signal, range);
+
+                    GameMain.NetworkMember.AddChatMessage(signal, ChatMessageType.Radio);
+                }
+            }
+
+            if (connection == null) return;
 
             switch (connection.Name)
             {
                 case "signal_in":
-                    foreach (WifiComponent wifiComp in list)
+                    var receivers = GetReceiversInRange();
+
+                    foreach (WifiComponent wifiComp in receivers)
                     {
-                        if (wifiComp == this || wifiComp.channel != channel) continue;
                         wifiComp.item.SendSignal(stepsTaken, signal, "signal_out");
                     }
                     break;