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Merge branch 'release-ios-v3.4.0' into erw-note-map-load
* release-ios-v3.4.0: [ios] Fixed crash on launch in iosapp [ios] Fix iosapp runtime styling examples (#7395) [ios, macos] handle duplicate layer error [core] guard against duplicate layer ids [core] use raii to guard backend deactivation [ios, macos] Override references to property names in property requirements lists (#7391) [ios, macos] Load features into shape source if possible (#7339) [ios, macos] Expanded source documentation [ios, macos] Rename MGLGeoJSONSource to MGLShapeSource (#7334) [ios, macos] Silence -Wc++11-narrowing warning in open gl layer (#7355) [ios, macos] Source-driven attribution (#5999) [ios, macos] renamed raster-hue-rotate
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| Original file line number | Diff line number | Diff line change |
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| #import <Foundation/Foundation.h> | ||
| #import <CoreGraphics/CoreGraphics.h> | ||
| #import <CoreLocation/CoreLocation.h> | ||
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| #import "MGLTypes.h" | ||
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| NS_ASSUME_NONNULL_BEGIN | ||
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| /** | ||
| Information about an attribution statement, usually a copyright or trademark | ||
| statement, associated with a map content source. | ||
| */ | ||
| @interface MGLAttributionInfo : NSObject | ||
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| /** | ||
| Parses and returns the attribution infos contained in the given HTML source | ||
| code string. | ||
| @param htmlString The HTML source code to parse. | ||
| @param fontSize The default text size in points. | ||
| @param linkColor The default link color. | ||
| */ | ||
| + (NS_ARRAY_OF(MGLAttributionInfo *) *)attributionInfosFromHTMLString:(NSString *)htmlString fontSize:(CGFloat)fontSize linkColor:(nullable MGLColor *)linkColor; | ||
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| - (instancetype)initWithTitle:(NSAttributedString *)title URL:(nullable NSURL *)URL; | ||
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| @property (nonatomic) NSAttributedString *title; | ||
| @property (nonatomic, nullable) NSURL *URL; | ||
| @property (nonatomic, getter=isFeedbackLink) BOOL feedbackLink; | ||
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| - (nullable NSURL *)feedbackURLAtCenterCoordinate:(CLLocationCoordinate2D)centerCoordinate zoomLevel:(double)zoomLevel; | ||
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| @end | ||
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| @interface NSMutableArray (MGLAttributionInfoAdditions) | ||
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| /** | ||
| Adds the given attribution info object to the receiver as long as it isn’t | ||
| redundant to any object already in the receiver. Any existing object that is | ||
| redundant to the given object is replaced by the given object. | ||
| @param info The info object to add to the receiver. | ||
| @return True if the given info object was added to the receiver. | ||
| */ | ||
| - (void)growArrayByAddingAttributionInfo:(MGLAttributionInfo *)info; | ||
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| /** | ||
| Adds each of the given attribution info objects to the receiver as long as it | ||
| isn’t redundant to any object already in the receiver. Any existing object that | ||
| is redundant to the given object is replaced by the given object. | ||
| @param infos An array of info objects to add to the receiver. | ||
| */ | ||
| - (void)growArrayByAddingAttributionInfosFromArray:(NS_ARRAY_OF(MGLAttributionInfo *) *)infos; | ||
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| @end | ||
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| NS_ASSUME_NONNULL_END |
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| #import "MGLAttributionInfo.h" | ||
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| #if TARGET_OS_IPHONE | ||
| #import <UIKit/UIKit.h> | ||
| #else | ||
| #import <Cocoa/Cocoa.h> | ||
| #endif | ||
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| #import "MGLMapCamera.h" | ||
| #import "NSString+MGLAdditions.h" | ||
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| #include <string> | ||
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| @implementation MGLAttributionInfo | ||
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| + (NS_ARRAY_OF(MGLAttributionInfo *) *)attributionInfosFromHTMLString:(NSString *)htmlString fontSize:(CGFloat)fontSize linkColor:(nullable MGLColor *)linkColor { | ||
| NSDictionary *options = @{ | ||
| NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType, | ||
| NSCharacterEncodingDocumentAttribute: @(NSUTF8StringEncoding), | ||
| }; | ||
| // Apply a bogus, easily detectable style rule to any feedback link, since | ||
| // NSAttributedString doesn’t preserve the class attribute. | ||
| NSMutableString *css = [NSMutableString stringWithString: | ||
| @".mapbox-improve-map { -webkit-text-stroke-width: 1000px; }"]; | ||
| if (fontSize) { | ||
| [css appendFormat:@"html { font-size: %.1fpx; }", fontSize]; | ||
| } | ||
| if (linkColor) { | ||
| CGFloat red; | ||
| CGFloat green; | ||
| CGFloat blue; | ||
| CGFloat alpha; | ||
| #if !TARGET_OS_IPHONE | ||
| linkColor = [linkColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace]; | ||
| #endif | ||
| [linkColor getRed:&red green:&green blue:&blue alpha:&alpha]; | ||
| [css appendFormat: | ||
| @"a:link { color: rgba(%f%%, %f%%, %f%%, %f); }", | ||
| red * 100, green * 100, blue * 100, alpha]; | ||
| } | ||
| NSString *styledHTML = [NSString stringWithFormat:@"<style type='text/css'>%@</style>%@", css, htmlString]; | ||
| NSData *htmlData = [styledHTML dataUsingEncoding:NSUTF8StringEncoding]; | ||
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| #if TARGET_OS_IPHONE | ||
| NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithData:htmlData | ||
| options:options | ||
| documentAttributes:nil | ||
| error:NULL]; | ||
| #else | ||
| NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithHTML:htmlData | ||
| options:options | ||
| documentAttributes:nil]; | ||
| #endif | ||
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| NSMutableArray *infos = [NSMutableArray array]; | ||
| [attributedString enumerateAttribute:NSLinkAttributeName | ||
| inRange:attributedString.mgl_wholeRange | ||
| options:0 | ||
| usingBlock: | ||
| ^(id _Nullable value, NSRange range, BOOL * _Nonnull stop) { | ||
| NSCAssert(!value || [value isKindOfClass:[NSURL class]], @"If present, URL attribute must be an NSURL."); | ||
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| // Detect feedback links by the bogus style rule applied above. | ||
| NSNumber *strokeWidth = [attributedString attribute:NSStrokeWidthAttributeName | ||
| atIndex:range.location | ||
| effectiveRange:NULL]; | ||
| BOOL isFeedbackLink = NO; | ||
| if ([strokeWidth floatValue] > 100) { | ||
| isFeedbackLink = YES; | ||
| [attributedString removeAttribute:NSStrokeWidthAttributeName range:range]; | ||
| } | ||
|
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| // Omit whitespace-only strings. | ||
| NSAttributedString *title = [[attributedString attributedSubstringFromRange:range] | ||
| mgl_attributedStringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; | ||
| if (!title.length) { | ||
| return; | ||
| } | ||
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| MGLAttributionInfo *info = [[MGLAttributionInfo alloc] initWithTitle:title URL:value]; | ||
| info.feedbackLink = isFeedbackLink; | ||
| [infos addObject:info]; | ||
| }]; | ||
| return infos; | ||
| } | ||
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| - (instancetype)initWithTitle:(NSAttributedString *)title URL:(NSURL *)URL { | ||
| if (self = [super init]) { | ||
| _title = title; | ||
| _URL = URL; | ||
| } | ||
| return self; | ||
| } | ||
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| - (nullable NSURL *)feedbackURLAtCenterCoordinate:(CLLocationCoordinate2D)centerCoordinate zoomLevel:(double)zoomLevel { | ||
| if (!self.feedbackLink) { | ||
| return nil; | ||
| } | ||
|
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| NSURLComponents *components = [NSURLComponents componentsWithURL:self.URL resolvingAgainstBaseURL:NO]; | ||
| components.fragment = [NSString stringWithFormat:@"/%.5f/%.5f/%i", | ||
| centerCoordinate.longitude, centerCoordinate.latitude, (int)round(zoomLevel + 1)]; | ||
| return components.URL; | ||
| } | ||
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| - (BOOL)isEqual:(id)object { | ||
| return [object isKindOfClass:[self class]] && [[object title] isEqual:self.title] && [[object URL] isEqual:self.URL]; | ||
| } | ||
|
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| - (NSUInteger)hash { | ||
| return self.title.hash + self.URL.hash; | ||
| } | ||
|
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| /** | ||
| Returns whether the given attribution info object overlaps with the receiver by | ||
| its plain text title. | ||
| @return `NSOrderedAscending` if the given object is a superset of the receiver, | ||
| `NSOrderedDescending` if it is a subset of the receiver, or `NSOrderedSame` | ||
| if there is no overlap. | ||
| */ | ||
| - (NSComparisonResult)subsetCompare:(MGLAttributionInfo *)otherInfo { | ||
| NSString *title = self.title.string; | ||
| NSString *otherTitle = otherInfo.title.string; | ||
| if ([title containsString:otherTitle]) { | ||
| return NSOrderedDescending; | ||
| } | ||
| if ([otherTitle containsString:title]) { | ||
| return NSOrderedAscending; | ||
| } | ||
| return NSOrderedSame; | ||
| } | ||
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| @end | ||
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| @implementation NSMutableArray (MGLAttributionInfoAdditions) | ||
|
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| - (void)growArrayByAddingAttributionInfo:(MGLAttributionInfo *)info { | ||
| __block BOOL didInsertInfo = NO; | ||
| __block BOOL shouldAddInfo = YES; | ||
| [self enumerateObjectsUsingBlock:^(MGLAttributionInfo * _Nonnull existingInfo, NSUInteger idx, BOOL * _Nonnull stop) { | ||
| switch ([info subsetCompare:existingInfo]) { | ||
| case NSOrderedDescending: | ||
| // The existing info object is a subset of the one we’re adding. | ||
| // Replace the existing object the first time we find a subset; | ||
| // remove the existing object every time after that. | ||
| if (didInsertInfo) { | ||
| [self removeObjectAtIndex:idx]; | ||
| } else { | ||
| [self replaceObjectAtIndex:idx withObject:info]; | ||
| didInsertInfo = YES; | ||
| } | ||
| break; | ||
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| case NSOrderedAscending: | ||
| // The info object we’re adding is a subset of the existing one. | ||
| // Don’t add the object and stop looking. | ||
| shouldAddInfo = NO; | ||
| *stop = YES; | ||
| break; | ||
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| default: | ||
| break; | ||
| } | ||
| }]; | ||
| if (shouldAddInfo && !didInsertInfo) { | ||
| // No overlapping infos were found, so append the info object. | ||
| [self addObject:info]; | ||
| } | ||
| } | ||
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| - (void)growArrayByAddingAttributionInfosFromArray:(NS_ARRAY_OF(MGLAttributionInfo *) *)infos { | ||
| for (MGLAttributionInfo *info in infos) { | ||
| [self growArrayByAddingAttributionInfo:info]; | ||
| } | ||
| } | ||
|
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| @end |
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