48 lines
1.1 KiB
Objective-C
48 lines
1.1 KiB
Objective-C
#import <Foundation/Foundation.h>
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#import "MapboxGL.h"
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#import "NSProcessInfo+MGLAdditions.h"
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@interface MapboxGL()
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@property (atomic) NSString *accessToken;
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@end
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@implementation MapboxGL
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static MapboxGL *_sharedManager;
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// Can be called from any thread. Called implicitly from any
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// public class convenience methods.
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//
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+ (id) sharedInstanceWithAccessToken:(NSString *)token {
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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if ( ! NSProcessInfo.processInfo.mgl_isInterfaceBuilderDesignablesAgent) {
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void (^setupBlock)() = ^{
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_sharedManager = [[self alloc] init];
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_sharedManager.accessToken = token;
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};
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if ( ! [[NSThread currentThread] isMainThread]) {
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dispatch_sync(dispatch_get_main_queue(), ^{
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setupBlock();
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});
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}
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else {
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setupBlock();
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}
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}
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});
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return _sharedManager;
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}
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+ (NSString *) getAccessToken {
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if (_sharedManager) {
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return _sharedManager.accessToken;
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}
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return nil;
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}
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@end |