104 lines
3.7 KiB
Plaintext
104 lines
3.7 KiB
Plaintext
#import "MGLShapeSource_Private.h"
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#import "MGLAbstractShapeSource_Private.h"
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#import "MGLStyle_Private.h"
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#import "MGLMapView_Private.h"
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#import "MGLSource_Private.h"
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#import "MGLFeature_Private.h"
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#import "MGLShape_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/geojson_source.hpp>
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#include <mbgl/renderer/renderer.hpp>
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@interface MGLShapeSource ()
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@property (nonatomic, readwrite) NSDictionary *options;
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@property (nonatomic, readonly) mbgl::style::GeoJSONSource *rawSource;
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@end
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@implementation MGLShapeSource
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- (instancetype)initWithIdentifier:(NSString *)identifier URL:(NSURL *)url options:(NS_DICTIONARY_OF(NSString *, id) *)options {
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auto geoJSONOptions = MGLGeoJSONOptionsFromDictionary(options);
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auto source = std::make_unique<mbgl::style::GeoJSONSource>(identifier.UTF8String, geoJSONOptions);
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if (self = [super initWithPendingSource:std::move(source)]) {
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self.URL = url;
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}
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return self;
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}
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- (instancetype)initWithIdentifier:(NSString *)identifier shape:(nullable MGLShape *)shape options:(NS_DICTIONARY_OF(MGLShapeSourceOption, id) *)options {
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auto geoJSONOptions = MGLGeoJSONOptionsFromDictionary(options);
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auto source = std::make_unique<mbgl::style::GeoJSONSource>(identifier.UTF8String, geoJSONOptions);
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if (self = [super initWithPendingSource:std::move(source)]) {
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self.shape = shape;
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}
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return self;
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}
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- (instancetype)initWithIdentifier:(NSString *)identifier features:(NS_ARRAY_OF(MGLShape<MGLFeature> *) *)features options:(nullable NS_DICTIONARY_OF(MGLShapeSourceOption, id) *)options {
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for (id <MGLFeature> feature in features) {
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if (![feature conformsToProtocol:@protocol(MGLFeature)]) {
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[NSException raise:NSInvalidArgumentException format:@"The object %@ included in the features argument does not conform to the MGLFeature protocol.", feature];
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}
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}
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MGLShapeCollectionFeature *shapeCollectionFeature = [MGLShapeCollectionFeature shapeCollectionWithShapes:features];
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return [self initWithIdentifier:identifier shape:shapeCollectionFeature options:options];
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}
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- (instancetype)initWithIdentifier:(NSString *)identifier shapes:(NS_ARRAY_OF(MGLShape *) *)shapes options:(nullable NS_DICTIONARY_OF(MGLShapeSourceOption, id) *)options {
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MGLShapeCollection *shapeCollection = [MGLShapeCollection shapeCollectionWithShapes:shapes];
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return [self initWithIdentifier:identifier shape:shapeCollection options:options];
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}
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- (mbgl::style::GeoJSONSource *)rawSource {
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return (mbgl::style::GeoJSONSource *)super.rawSource;
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}
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- (NSURL *)URL {
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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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- (void)setURL:(NSURL *)url {
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if (url) {
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self.rawSource->setURL(url.mgl_URLByStandardizingScheme.absoluteString.UTF8String);
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_shape = nil;
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} else {
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self.shape = nil;
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}
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}
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- (void)setShape:(MGLShape *)shape {
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self.rawSource->setGeoJSON({ shape.geoJSONObject });
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_shape = shape;
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}
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- (NSString *)description {
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return [NSString stringWithFormat:@"<%@: %p; identifier = %@; URL = %@; shape = %@>",
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NSStringFromClass([self class]), (void *)self, self.identifier, self.URL, self.shape];
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}
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- (NS_ARRAY_OF(id <MGLFeature>) *)featuresMatchingPredicate:(nullable NSPredicate *)predicate {
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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(), { {}, 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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