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fixes #1907: skip MGLPolyline/MGLPolygons with zero points

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This commit is contained in:
Justin R. Miller
2015-08-17 12:22:41 -07:00
parent e1291fe094
commit d3160ca4db
1 changed files with 4 additions and 2 deletions
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6
platform/ios/MGLMapView.mm
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@@ -1828,6 +1828,10 @@ CLLocationCoordinate2D MGLLocationCoordinate2DFromLatLng(mbgl::LatLng latLng)
if ([annotation isKindOfClass:[MGLMultiPoint class]])
{
NSUInteger count = [(MGLMultiPoint *)annotation pointCount];
if (count == 0) break;
CGFloat alpha = (delegateImplementsAlphaForShape ?
[self.delegate mapView:self alphaForShapeAnnotation:annotation] :
1.0);
@@ -1881,8 +1885,6 @@ CLLocationCoordinate2D MGLLocationCoordinate2DFromLatLng(mbgl::LatLng latLng)
userInfo:nil] raise];
}
NSUInteger count = [(MGLMultiPoint *)annotation pointCount];
CLLocationCoordinate2D *coordinates = (CLLocationCoordinate2D *)malloc(count * sizeof(CLLocationCoordinate2D));
[(MGLMultiPoint *)annotation getCoordinates:coordinates range:NSMakeRange(0, count)];