45 lines
1.1 KiB
Objective-C
45 lines
1.1 KiB
Objective-C
#import "MBXStateManager.h"
|
|
#import <Mapbox/Mapbox.h>
|
|
#import "MBXState.h"
|
|
#import "MBXViewController.h"
|
|
|
|
static NSString * const MBXStateManagerMapStateKey = @"mapStateKey";
|
|
|
|
@interface MBXStateManager()
|
|
|
|
@property (strong, nonatomic) MBXState *currentState;
|
|
|
|
@end
|
|
|
|
@implementation MBXStateManager
|
|
|
|
+ (instancetype) sharedManager {
|
|
static dispatch_once_t once;
|
|
static MBXStateManager* sharedManager;
|
|
dispatch_once(&once, ^{
|
|
sharedManager = [[self alloc] init];
|
|
});
|
|
|
|
return sharedManager;
|
|
}
|
|
|
|
- (MBXState*)currentState {
|
|
NSData *encodedMapState = [[NSUserDefaults standardUserDefaults] objectForKey:MBXStateManagerMapStateKey];
|
|
MBXState *currentState = (MBXState *)[NSKeyedUnarchiver unarchiveObjectWithData:encodedMapState];
|
|
|
|
return currentState;
|
|
}
|
|
|
|
- (void)saveState:(MBXState*)mapState {
|
|
NSData *encodedMapState = [NSKeyedArchiver archivedDataWithRootObject:mapState];
|
|
[[NSUserDefaults standardUserDefaults] setObject:encodedMapState forKey:MBXStateManagerMapStateKey];
|
|
}
|
|
|
|
- (void)resetState {
|
|
[[NSUserDefaults standardUserDefaults] removeObjectForKey:MBXStateManagerMapStateKey];
|
|
}
|
|
|
|
|
|
|
|
@end
|