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fixes #1907: skip MGLPolyline/MGLPolygons with zero points #2098

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Aug 17, 2015
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fixes #1907: skip MGLPolyline/MGLPolygons with zero points #2098

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fixes #1907: skip MGLPolyline/MGLPolygons with zero points
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@incanus
incanus committed Aug 17, 2015

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commit d3160ca4dbd561f45677d12598aafe2f1781ba72
6 changes: 4 additions & 2 deletions platform/ios/MGLMapView.mm
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Original file line number Diff line number Diff line change
@@ -1828,6 +1828,10 @@ - (void)addAnnotations:(NS_ARRAY_OF(id <MGLAnnotation>) *)annotations

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 @@ - (void)addAnnotations:(NS_ARRAY_OF(id <MGLAnnotation>) *)annotations
userInfo:nil] raise];
}

NSUInteger count = [(MGLMultiPoint *)annotation pointCount];

CLLocationCoordinate2D *coordinates = (CLLocationCoordinate2D *)malloc(count * sizeof(CLLocationCoordinate2D));
[(MGLMultiPoint *)annotation getCoordinates:coordinates range:NSMakeRange(0, count)];