Example View Controller for SDK

ExampleViewController.m

#import "ViewController.h"
#import <AVFoundation/AVFoundation.h>
#import "AFNetworking.h"

static NSString * const DummyModelUUID = @"a1303fcf-e6e2-4741-a028-82db4d566068";

@interface ViewController () <AGTViewControllerProtocol>

@property (weak, nonatomic) IBOutlet UIActivityIndicatorView *activityIndicator;
@property (weak, nonatomic) IBOutlet AGTView *ARView;
@property (nonatomic, strong) AGTAugmentPlayer *augmentPlayer;

@property (nonatomic, weak) NSOperation *currentOperation;

@property (nonatomic, strong) AFURLSessionManager *networkManager;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    self.augmentPlayer = [AGTAugmentPlayer new];
    self.networkManager = [[AFURLSessionManager alloc] initWithSessionConfiguration:[NSURLSessionConfiguration ephemeralSessionConfiguration]];
    [self.ARView setAugmentPlayer:self.augmentPlayer];
    [self initiateARSession];
}

- (void)foo {
    [self.activityIndicator startAnimating];
    __weak typeof(self) weakSelf = self;
    void (^progressBlock)(NSProgress *progress) = ^void(NSProgress *progress) {
        NSLog(@"progress: %%%f", progress.fractionCompleted);
    };
    void (^completionBlock)(NSString *modelIdentifier, NSError *error) = ^void(NSString *modelIdentifier, NSError *error) {
        [weakSelf.activityIndicator stopAnimating];
        if (error == nil && modelIdentifier != nil) {
            NSLog([NSString stringWithFormat:@"ViewController: model with id %@ added", modelIdentifier]);
            [weakSelf startAR];
        }
        else {
            NSLog(@"ViewController: an error occurred");
        }
    };
    self.currentOperation = [self.augmentPlayer addModelWithIdentifier:DummyModelUUID
                                                        networkManager:(id<AGTNetworkManagerProtocol>)self.networkManager
                                                              progress:progressBlock
                                                            completion:completionBlock];
}

- (void)initiateARSession {
    AVAuthorizationStatus authStatus = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];
    if (authStatus == AVAuthorizationStatusAuthorized) {
        [self foo];
    }
    else if (authStatus == AVAuthorizationStatusNotDetermined) {
        [AVCaptureDevice requestAccessForMediaType:AVMediaTypeVideo
                                 completionHandler:^(BOOL granted) { if (granted) { dispatch_async(dispatch_get_main_queue(), ^{[self foo];});} }];
    }
}

- (void)startAR {
    [self.augmentPlayer initializeAREnvironment];
    [self.augmentPlayer resume];
    [self addDefaultARGestureRecognizersOnView:self.ARView];
}

- (IBAction)cancelButtonTapped:(UIButton *)sender {
    [self.currentOperation cancel];
}

@end