| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| @import AVFoundation; |
| @import Foundation; |
| |
| #import "FLTThreadSafeFlutterResult.h" |
| |
| NS_ASSUME_NONNULL_BEGIN |
| |
| /// The completion handler block for save photo operations. |
| /// Can be called from either main queue or IO queue. |
| /// If success, `error` will be present and `path` will be nil. Otherewise, `error` will be nil and |
| /// `path` will be present. |
| /// @param path the path for successfully saved photo file. |
| /// @param error photo capture error or IO error. |
| typedef void (^FLTSavePhotoDelegateCompletionHandler)(NSString *_Nullable path, |
| NSError *_Nullable error); |
| |
| /** |
| Delegate object that handles photo capture results. |
| */ |
| @interface FLTSavePhotoDelegate : NSObject <AVCapturePhotoCaptureDelegate> |
| |
| /** |
| * Initialize a photo capture delegate. |
| * @param path the path for captured photo file. |
| * @param ioQueue the queue on which captured photos are written to disk. |
| * @param completionHandler The completion handler block for save photo operations. Can |
| * be called from either main queue or IO queue. |
| */ |
| - (instancetype)initWithPath:(NSString *)path |
| ioQueue:(dispatch_queue_t)ioQueue |
| completionHandler:(FLTSavePhotoDelegateCompletionHandler)completionHandler; |
| @end |
| |
| NS_ASSUME_NONNULL_END |