From 019f731df1e1b4a5439f02c75a89a7d4295b99d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20M=C3=BCller?= <info@sebastian-mueller.net>
Date: Thu, 15 Sep 2016 21:15:38 +0200
Subject: [PATCH] fix(SebmGoogleMapCircle): removing circles

Fixes #650
---
 src/core/directives/google-map-circle.ts     |  1 +
 src/core/services/managers/circle-manager.ts | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/src/core/directives/google-map-circle.ts b/src/core/directives/google-map-circle.ts
index f0d063082..e5a67e3e1 100644
--- a/src/core/directives/google-map-circle.ts
+++ b/src/core/directives/google-map-circle.ts
@@ -247,6 +247,7 @@ export class SebmGoogleMapCircle implements OnInit, OnChanges, OnDestroy {
   ngOnDestroy() {
     this._eventSubscriptions.forEach(function(s: Subscription) { s.unsubscribe(); });
     this._eventSubscriptions = null;
+    this._manager.removeCircle(this);
   }
 
   /**
diff --git a/src/core/services/managers/circle-manager.ts b/src/core/services/managers/circle-manager.ts
index 6c95e1463..1793f587b 100644
--- a/src/core/services/managers/circle-manager.ts
+++ b/src/core/services/managers/circle-manager.ts
@@ -32,6 +32,16 @@ export class CircleManager {
     }));
   };
 
+  /**
+   * Removes the given circle from the map.
+   */
+  removeCircle(circle: SebmGoogleMapCircle): Promise<void> {
+    return this._circles.get(circle).then((c) => {
+      c.setMap(null);
+      this._circles.delete(circle);
+    });
+  }
+
   setOptions(circle: SebmGoogleMapCircle, options: mapTypes.CircleOptions): Promise<void> {
     return this._circles.get(circle).then((c) => c.setOptions(options));
   };