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[MAPSME-4209] [ios] Attempt to fix crash.

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This commit is contained in:
Ilya Grechuhin 2017-04-04 16:46:09 +03:00 • committed by Vladimir Byko-Ianko
parent ce8f551aca
commit 871166ac21
1 changed files with 10 additions and 3 deletions
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13
iphone/Maps/UI/PlacePage/MWMPlacePageManager.mm
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@ -21,6 +21,7 @@
#import "SwiftBridge.h"
#include "geometry/distance_on_sphere.hpp"
#include "geometry/point2d.hpp"
#include "platform/measurement_utils.hpp"
@ -175,11 +176,17 @@ void logSponsoredEvent(MWMPlacePageData * data, NSString * eventName)
- (void)onHeadingUpdate:(location::CompassInfo const &)info
{
CLLocation * lastLocation = [MWMLocationManager lastLocation];
if (!lastLocation)
auto lastLocation = [MWMLocationManager lastLocation];
auto data = self.data;
if (!lastLocation || !data)
return;
CGFloat const angle = ang::AngleTo(lastLocation.mercator, self.data.mercator) + info.m_bearing;
auto const locationMercator = lastLocation.mercator;
auto const dataMercator = data.mercator;
if (my::AlmostEqualAbs(locationMercator, dataMercator, 1e-10))
return;
auto const angle = ang::AngleTo(locationMercator, dataMercator) + info.m_bearing;
[self.layout rotateDirectionArrowToAngle:angle];
}