637892cd6f
Instead of creating `MGLAdditions` categories/files for our own classes, this standardizes on the `Private` convention that we had been using elsewhere. This also fixes build errors where the `MGLAdditions` categories weren't importing their parents.
127 lines
4.9 KiB
Plaintext
127 lines
4.9 KiB
Plaintext
#import "MGLVectorSource_Private.h"
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#import "MGLFeature_Private.h"
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#import "MGLSource_Private.h"
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#import "MGLTileSource_Private.h"
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#import "MGLStyle_Private.h"
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#import "MGLMapView_Private.h"
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#import "NSPredicate+MGLAdditions.h"
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#import "NSURL+MGLAdditions.h"
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#include <mbgl/map/map.hpp>
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#include <mbgl/style/sources/vector_source.hpp>
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#include <mbgl/renderer/renderer.hpp>
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@interface MGLVectorSource ()
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@property (nonatomic, readonly) mbgl::style::VectorSource *rawSource;
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@end
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@implementation MGLVectorSource
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- (instancetype)initWithIdentifier:(NSString *)identifier configurationURL:(NSURL *)configurationURL {
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auto source = std::make_unique<mbgl::style::VectorSource>(identifier.UTF8String,
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configurationURL.mgl_URLByStandardizingScheme.absoluteString.UTF8String);
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return self = [super initWithPendingSource:std::move(source)];
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}
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- (instancetype)initWithIdentifier:(NSString *)identifier tileURLTemplates:(NS_ARRAY_OF(NSString *) *)tileURLTemplates options:(nullable NS_DICTIONARY_OF(MGLTileSourceOption, id) *)options {
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mbgl::Tileset tileSet = MGLTileSetFromTileURLTemplates(tileURLTemplates, options);
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auto source = std::make_unique<mbgl::style::VectorSource>(identifier.UTF8String, tileSet);
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return self = [super initWithPendingSource:std::move(source)];
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}
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- (mbgl::style::VectorSource *)rawSource {
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return (mbgl::style::VectorSource *)super.rawSource;
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}
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- (NSURL *)configurationURL {
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auto url = self.rawSource->getURL();
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return url ? [NSURL URLWithString:@(url->c_str())] : nil;
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}
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- (NSString *)attributionHTMLString {
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auto attribution = self.rawSource->getAttribution();
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return attribution ? @(attribution->c_str()) : nil;
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}
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- (NS_ARRAY_OF(id <MGLFeature>) *)featuresInSourceLayersWithIdentifiers:(NS_SET_OF(NSString *) *)sourceLayerIdentifiers predicate:(nullable NSPredicate *)predicate {
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mbgl::optional<std::vector<std::string>> optionalSourceLayerIDs;
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if (sourceLayerIdentifiers) {
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__block std::vector<std::string> layerIDs;
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layerIDs.reserve(sourceLayerIdentifiers.count);
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[sourceLayerIdentifiers enumerateObjectsUsingBlock:^(NSString * _Nonnull identifier, BOOL * _Nonnull stop) {
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layerIDs.push_back(identifier.UTF8String);
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}];
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optionalSourceLayerIDs = layerIDs;
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}
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mbgl::optional<mbgl::style::Filter> optionalFilter;
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if (predicate) {
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optionalFilter = predicate.mgl_filter;
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}
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std::vector<mbgl::Feature> features;
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if (self.mapView) {
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features = self.mapView.renderer->querySourceFeatures(self.rawSource->getID(), { optionalSourceLayerIDs, optionalFilter });
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}
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return MGLFeaturesFromMBGLFeatures(features);
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}
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@end
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@implementation MGLVectorSource (Private)
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+ (NS_SET_OF(NSString *) *)mapboxStreetsLanguages {
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// https://www.mapbox.com/vector-tiles/mapbox-streets-v7/#overview
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static dispatch_once_t onceToken;
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static NS_SET_OF(NSString *) *mapboxStreetsLanguages;
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dispatch_once(&onceToken, ^{
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// https://www.mapbox.com/vector-tiles/mapbox-streets-v7/#overview
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mapboxStreetsLanguages = [NSSet setWithObjects:@"ar", @"de", @"en", @"es", @"fr", @"pt", @"ru", @"zh", @"zh-Hans", nil];
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});
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return mapboxStreetsLanguages;
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}
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+ (NSString *)preferredMapboxStreetsLanguage {
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NSArray<NSString *> *supportedLanguages = [MGLVectorSource mapboxStreetsLanguages].allObjects;
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NSArray<NSString *> *preferredLanguages = [NSBundle preferredLocalizationsFromArray:supportedLanguages
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forPreferences:[NSLocale preferredLanguages]];
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NSString *mostSpecificLanguage;
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for (NSString *language in preferredLanguages) {
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if (language.length > mostSpecificLanguage.length) {
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mostSpecificLanguage = language;
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}
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}
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return mostSpecificLanguage ?: @"en";
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}
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- (BOOL)isMapboxStreets {
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NSURL *url = self.configurationURL;
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if (![url.scheme isEqualToString:@"mapbox"]) {
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return NO;
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}
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NSArray *identifiers = [url.host componentsSeparatedByString:@","];
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return [identifiers containsObject:@"mapbox.mapbox-streets-v7"] || [identifiers containsObject:@"mapbox.mapbox-streets-v6"];
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}
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- (NS_DICTIONARY_OF(NSString *, NSString *) *)localizedKeysByKeyForPreferredLanguage:(nullable NSString *)preferredLanguage {
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if (!self.mapboxStreets) {
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return @{};
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}
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// Replace {name} and {name_*} with the matching localized name tag.
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NSString *localizedKey = preferredLanguage ? [NSString stringWithFormat:@"name_%@", preferredLanguage] : @"name";
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NSMutableDictionary *localizedKeysByKey = [NSMutableDictionary dictionaryWithObject:localizedKey forKey:@"name"];
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for (NSString *languageCode in [MGLVectorSource mapboxStreetsLanguages]) {
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NSString *key = [NSString stringWithFormat:@"name_%@", languageCode];
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localizedKeysByKey[key] = localizedKey;
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}
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return localizedKeysByKey;
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}
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@end
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