diff options
Diffstat (limited to 'platform/ios/src/MGLMapView.mm')
| -rw-r--r-- | platform/ios/src/MGLMapView.mm | 59 |
1 files changed, 38 insertions, 21 deletions
diff --git a/platform/ios/src/MGLMapView.mm b/platform/ios/src/MGLMapView.mm index a7d2e17ce9..ed51754b0a 100644 --- a/platform/ios/src/MGLMapView.mm +++ b/platform/ios/src/MGLMapView.mm @@ -1615,7 +1615,9 @@ public: id<MGLAnnotation>annotation = [self annotationForGestureRecognizer:singleTap persistingResults:YES]; if(annotation) { - [self selectAnnotation:annotation animated:YES]; + CGPoint calloutPoint = [singleTap locationInView:self]; + CGRect positionRect = [self positioningRectForAnnotation:annotation defaultCalloutPoint:calloutPoint]; + [self selectAnnotation:annotation animated:YES calloutPositioningRect:positionRect]; } else { @@ -3980,6 +3982,12 @@ public: - (void)selectAnnotation:(id <MGLAnnotation>)annotation animated:(BOOL)animated { + CGRect positioningRect = [self positioningRectForAnnotation:annotation defaultCalloutPoint:CGPointZero]; + [self selectAnnotation:annotation animated:animated calloutPositioningRect:positioningRect]; +} + +- (void)selectAnnotation:(id <MGLAnnotation>)annotation animated:(BOOL)animated calloutPositioningRect:(CGRect)calloutPositioningRect +{ if ( ! annotation) return; if (annotation == self.selectedAnnotation) return; @@ -3995,9 +4003,6 @@ public: if (annotationTag == MGLAnnotationTagNotFound) return; } - // By default attempt to use the GL annotation image frame as the positioning rect. - CGRect positioningRect = [self positioningRectForCalloutForAnnotationWithTag:annotationTag]; - MGLAnnotationView *annotationView = nil; if (annotation != self.userLocation) @@ -4005,21 +4010,12 @@ public: MGLAnnotationContext &annotationContext = _annotationContextsByAnnotationTag.at(annotationTag); annotationView = annotationContext.annotationView; if (annotationView && annotationView.enabled) { - { - // Annotations represented by views use the view frame as the positioning rect. - positioningRect = annotationView.frame; - [annotationView.superview bringSubviewToFront:annotationView]; - [annotationView setSelected:YES animated:animated]; + // Annotations represented by views use the view frame as the positioning rect. + calloutPositioningRect = annotationView.frame; + [annotationView.superview bringSubviewToFront:annotationView]; + [annotationView setSelected:YES animated:animated]; } } - } - - // The client can request that any annotation be selected (even ones that are offscreen). - // The annotation can’t be selected if no part of it is hittable. - if ( ! CGRectIntersectsRect(positioningRect, self.bounds) && annotation != self.userLocation) - { - return; - } self.selectedAnnotation = annotation; @@ -4049,7 +4045,7 @@ public: if (_userLocationAnnotationIsSelected) { - positioningRect = [self.userLocationAnnotationView.layer.presentationLayer frame]; + calloutPositioningRect = [self.userLocationAnnotationView.layer.presentationLayer frame]; CGRect implicitAnnotationFrame = [self.userLocationAnnotationView.layer.presentationLayer frame]; CGRect explicitAnnotationFrame = self.userLocationAnnotationView.frame; @@ -4065,7 +4061,7 @@ public: if ([calloutView.leftAccessoryView isKindOfClass:[UIControl class]]) { UITapGestureRecognizer *calloutAccessoryTap = [[UITapGestureRecognizer alloc] initWithTarget:self - action:@selector(handleCalloutAccessoryTapGesture:)]; + action:@selector(handleCalloutAccessoryTapGesture:)]; [calloutView.leftAccessoryView addGestureRecognizer:calloutAccessoryTap]; } @@ -4078,7 +4074,7 @@ public: if ([calloutView.rightAccessoryView isKindOfClass:[UIControl class]]) { UITapGestureRecognizer *calloutAccessoryTap = [[UITapGestureRecognizer alloc] initWithTarget:self - action:@selector(handleCalloutAccessoryTapGesture:)]; + action:@selector(handleCalloutAccessoryTapGesture:)]; [calloutView.rightAccessoryView addGestureRecognizer:calloutAccessoryTap]; } @@ -4088,7 +4084,7 @@ public: calloutView.delegate = self; // present popup - [calloutView presentCalloutFromRect:positioningRect + [calloutView presentCalloutFromRect:calloutPositioningRect inView:self.glView constrainedToView:self.glView animated:animated]; @@ -4118,6 +4114,27 @@ public: /// Returns the rectangle that represents the annotation image of the annotation /// with the given tag. This rectangle is fitted to the image’s alignment rect /// and is appropriate for positioning a popover. +/// If a shape annotation is visible but its centroid is not, and a default point is specified, +/// the callout view is anchored to the default callout point. +- (CGRect)positioningRectForAnnotation:(id <MGLAnnotation>)annotation defaultCalloutPoint:(CGPoint)calloutPoint +{ + MGLAnnotationTag annotationTag = [self annotationTagForAnnotation:annotation]; + CGRect positioningRect = [self positioningRectForCalloutForAnnotationWithTag:annotationTag]; + + // For annotations which `coordinate` falls offscreen it will use the current tap point as anchor instead. + if ( ! CGRectIntersectsRect(positioningRect, self.bounds) && annotation != self.userLocation) + { + if (!CGPointEqualToPoint(calloutPoint, CGPointZero)) { + positioningRect = CGRectMake(calloutPoint.x, calloutPoint.y, positioningRect.size.width, positioningRect.size.height); + } + } + + return positioningRect; +} + +/// Returns the rectangle that represents the annotation image of the annotation +/// with the given tag. This rectangle is fitted to the image’s alignment rect +/// and is appropriate for positioning a popover. - (CGRect)positioningRectForCalloutForAnnotationWithTag:(MGLAnnotationTag)annotationTag { id <MGLAnnotation> annotation = [self annotationWithTag:annotationTag]; |