From ea16bb939450415797052e5b19fac68376a50345 Mon Sep 17 00:00:00 2001
From: paul lee <paullee@f31.lan>
Date: Wed, 5 Aug 2020 02:14:37 +0800
Subject: [PATCH] [ DraftVecUtils.closet ]  Could return the distance (no unit)
 of the tested point from the found closest point.

---
 src/Mod/Draft/DraftVecUtils.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/Mod/Draft/DraftVecUtils.py b/src/Mod/Draft/DraftVecUtils.py
index 9467b8c364..44b62b4ad8 100644
--- a/src/Mod/Draft/DraftVecUtils.py
+++ b/src/Mod/Draft/DraftVecUtils.py
@@ -602,7 +602,8 @@ def find(vector, vlist):
     return None
 
 
-def closest(vector, vlist):
+def closest(vector, vlist, returnLength=False):
+
     """Find the closest point to one point in a list of points (vectors).
 
     The scalar distance between the original point and one point in the list
@@ -615,11 +616,14 @@ def closest(vector, vlist):
         The tested point (or vector).
     vlist : list
         A list of points (or vectors).
+    returnLength : True / False
 
     Returns
     -------
     int
         The index of the list where the closest point is found.
+    dist
+        The distance (no unit) of the tested point from the found closest point.
     """
     typecheck([(vector, Vector), (vlist, list)], "closest")
 
@@ -632,7 +636,11 @@ def closest(vector, vlist):
         if d < dist:
             dist = d
             index = i
-    return index
+
+    if returnLength:
+        return (index, dist)
+    else:
+        return index
 
 
 def isColinear(vlist):