From 6a17235d0a4c8efc0d2f805fbae69edd69b8c66c Mon Sep 17 00:00:00 2001
From: Alexander Guryanov <caiiiycuk@gmail.com>
Date: Mon, 5 Oct 2020 13:13:24 +0700
Subject: [PATCH] [BUG](FIX #151): Add workaround for missed pointerremove
 event when multitouch is disabled

---
 src/collection.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/collection.js b/src/collection.js
index 368fafb..a1dc7df 100644
--- a/src/collection.js
+++ b/src/collection.js
@@ -259,6 +259,16 @@ Collection.prototype.onstart = function (evt) {
                 self.processOnStart(touch);
             }
         }
+        else if (opts.maxNumberOfNipples === 1 && origEvt.type.match(/^pointer/)) {
+            Object.keys(self.manager.ids).forEach(function(k){
+                var e = [evt[0]];
+                e.pointerId = k;
+                self.processOnEnd(e);
+            });
+            if(self.actives.length < opts.maxNumberOfNipples){
+                self.processOnStart(touch);
+            }
+        }
     };
 
     u.map(evt, process);