diff options
Diffstat (limited to 'platform/ios/src/MGLScaleBar.mm')
| -rw-r--r-- | platform/ios/src/MGLScaleBar.mm | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/platform/ios/src/MGLScaleBar.mm b/platform/ios/src/MGLScaleBar.mm index f63c39009f..1cf1caf0fe 100644 --- a/platform/ios/src/MGLScaleBar.mm +++ b/platform/ios/src/MGLScaleBar.mm @@ -175,10 +175,15 @@ static const CGFloat MGLFeetPerMeter = 3.28084; return [self usesMetricSystem] ? self.metersPerPoint : self.metersPerPoint * MGLFeetPerMeter; } -#pragma mark - Convenient methods +#pragma mark - Convenience methods - (BOOL)usesRightToLeftLayout { - return [UIView userInterfaceLayoutDirectionForSemanticContentAttribute:self.superview.semanticContentAttribute] == UIUserInterfaceLayoutDirectionRightToLeft; + // semanticContentAttribute is iOS 9+ + if ([self.superview respondsToSelector:@selector(semanticContentAttribute)]) { + return [UIView userInterfaceLayoutDirectionForSemanticContentAttribute:self.superview.semanticContentAttribute] == UIUserInterfaceLayoutDirectionRightToLeft; + } else { + return UIApplication.sharedApplication.userInterfaceLayoutDirection == UIUserInterfaceLayoutDirectionRightToLeft; + } } - (BOOL)usesMetricSystem { @@ -244,7 +249,7 @@ static const CGFloat MGLFeetPerMeter = 3.28084; CGFloat alpha = maximumDistance > allowedDistance ? .0f : 1.0f; - if(self.alpha != alpha) { + if (self.alpha != alpha) { [UIView animateWithDuration:.2f delay:0 options:UIViewAnimationOptionBeginFromCurrentState animations:^{ self.alpha = alpha; } completion:nil]; |