From fc576ddef67e15027d027bdc486b0723b8383af3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Minh=20Nguy=E1=BB=85n?= <mxn@1ec5.org>
Date: Tue, 5 May 2015 12:02:47 -0400
Subject: [PATCH] Suppressed an uninitialized value warning from the static
 analyzer
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

While tracking the user’s location, a double tap not near the user dot now turns off location tracking instead of bouncing between the tapped location and the user location.
---
 platform/ios/MGLMapView.mm | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/platform/ios/MGLMapView.mm b/platform/ios/MGLMapView.mm
index 6c4875546..3ea7c0cec 100644
--- a/platform/ios/MGLMapView.mm
+++ b/platform/ios/MGLMapView.mm
@@ -1077,22 +1077,19 @@ std::chrono::steady_clock::duration secondsAsDuration(float duration)
     {
         CGPoint doubleTapPoint = [doubleTap locationInView:doubleTap.view];
 
-        CGPoint zoomInPoint;
-
+        CGPoint zoomInPoint = doubleTapPoint;
+        CGPoint userPoint = [self convertCoordinate:self.userLocation.coordinate toPointToView:self];
         if (self.userTrackingMode != MGLUserTrackingModeNone)
         {
-            CGPoint userPoint = [self convertCoordinate:self.userLocation.coordinate toPointToView:self];
             CGRect userLocationRect = CGRectMake(userPoint.x - 40, userPoint.y - 40, 80, 80);
             if (CGRectContainsPoint(userLocationRect, doubleTapPoint))
             {
                 zoomInPoint = userPoint;
             }
         }
-        else
+        if ( ! CGPointEqualToPoint(zoomInPoint, userPoint))
         {
             self.userTrackingMode = MGLUserTrackingModeNone;
-
-            zoomInPoint = doubleTapPoint;
         }
 
         _mbglMap->scaleBy(2, zoomInPoint.x, zoomInPoint.y, secondsAsDuration(MGLAnimationDuration));