From 7e13e3b45c08bfb288c57f23a7e9440e0a128003 Mon Sep 17 00:00:00 2001
From: codeimp <codeimp@e0d998f2-2e9b-42fe-843d-47128df60a06>
Date: Wed, 15 Sep 2010 20:29:40 +0000
Subject: [PATCH] @ Added a very useful function in the map element fields. Why
 didn't I add this long ago?!

---
 Source/Core/Map/UniFields.cs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Source/Core/Map/UniFields.cs b/Source/Core/Map/UniFields.cs
index df32895c..b7aaab6d 100644
--- a/Source/Core/Map/UniFields.cs
+++ b/Source/Core/Map/UniFields.cs
@@ -66,5 +66,22 @@ namespace CodeImp.DoomBuilder.Map
 			if(owner != null)
 				owner.BeforeFieldsChange();
 		}
+		
+		/// <summary>This returns the value of a field by name, or returns the specified value when no such field exists or the field value fails to convert to the same datatype.</summary>
+		public T GetValue<T>(string fieldname, T defaultvalue)
+		{
+			if(!this.ContainsKey(fieldname))
+				return defaultvalue;
+
+			try
+			{
+				T val = (T)this[fieldname].Value;
+				return val;
+			}
+			catch(InvalidCastException)
+			{
+				return defaultvalue;
+			}
+		}
 	}
 }