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#import "MGLGeoJSONSource.h"
#import "MGLSource_Private.h"
#import "MGLFeature_Private.h"
#import "NSURL+MGLAdditions.h"
#include <mbgl/style/sources/geojson_source.hpp>
@implementation MGLGeoJSONSource
- (instancetype)initWithSourceIdentifier:(NSString *)sourceIdentifier geoJSONData:(NSData *)data {
if (self = [super initWithSourceIdentifier:sourceIdentifier]) {
_geoJSONData = data;
}
return self;
}
- (instancetype)initWithSourceIdentifier:(NSString *)sourceIdentifier geoJSONData:(NSData *)data options:(MGLGeoJSONOptions *)options
{
if (self = [super initWithSourceIdentifier:sourceIdentifier]) {
_geoJSONData = data;
_geoJSONOptions = options;
}
return self;
}
- (instancetype)initWithSourceIdentifier:(NSString *)sourceIdentifier URL:(NSURL *)url {
if (self = [super initWithSourceIdentifier:sourceIdentifier]) {
_URL = url;
}
return self;
}
- (mbgl::style::GeoJSONOptions)mbgl_geoJSONOptions
{
auto options = mbgl::style::GeoJSONOptions();
options.maxzoom = self.geoJSONOptions.maximumZoom;
options.buffer = self.geoJSONOptions.buffer;
options.tolerance = self.geoJSONOptions.tolerance;
options.cluster = self.geoJSONOptions.cluster;
options.clusterRadius = self.geoJSONOptions.clusterRadius;
options.clusterMaxZoom = self.geoJSONOptions.clusterMaximumZoom;
return options;
}
- (std::unique_ptr<mbgl::style::Source>)mbgl_source
{
auto source = self.geoJSONOptions
? std::make_unique<mbgl::style::GeoJSONSource>(self.sourceIdentifier.UTF8String, [self mbgl_geoJSONOptions])
: std::make_unique<mbgl::style::GeoJSONSource>(self.sourceIdentifier.UTF8String);
if (self.URL) {
NSURL *url = self.URL.mgl_URLByStandardizingScheme;
source->setURL(url.absoluteString.UTF8String);
} else {
NSString *string = [[NSString alloc] initWithData:self.geoJSONData encoding:NSUTF8StringEncoding];
const auto geojson = mapbox::geojson::parse(string.UTF8String).get<mapbox::geojson::feature_collection>();
source->setGeoJSON(geojson);
_features = MGLFeaturesFromMBGLFeatures(geojson);
}
return std::move(source);
}
@end
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