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git-subtree-dir: submodules/AsyncDisplayKit git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632 git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
65 lines
1.3 KiB
Plaintext
65 lines
1.3 KiB
Plaintext
//
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// ASBatchContext.mm
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// Texture
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//
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// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
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// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
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// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
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//
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#ifndef MINIMAL_ASDK
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#import <AsyncDisplayKit/ASBatchContext.h>
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#import <AsyncDisplayKit/ASLog.h>
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#import <stdatomic.h>
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typedef NS_ENUM(NSInteger, ASBatchContextState) {
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ASBatchContextStateFetching,
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ASBatchContextStateCancelled,
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ASBatchContextStateCompleted
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};
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@implementation ASBatchContext {
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atomic_int _state;
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}
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- (instancetype)init
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{
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if (self = [super init]) {
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_state = ATOMIC_VAR_INIT(ASBatchContextStateCompleted);
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}
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return self;
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}
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- (BOOL)isFetching
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{
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return atomic_load(&_state) == ASBatchContextStateFetching;
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}
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- (BOOL)batchFetchingWasCancelled
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{
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return atomic_load(&_state) == ASBatchContextStateCancelled;
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}
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- (void)beginBatchFetching
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{
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atomic_store(&_state, ASBatchContextStateFetching);
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}
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- (void)completeBatchFetching:(BOOL)didComplete
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{
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if (didComplete) {
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as_log_debug(ASCollectionLog(), "Completed batch fetch with context %@", self);
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atomic_store(&_state, ASBatchContextStateCompleted);
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}
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}
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- (void)cancelBatchFetching
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{
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atomic_store(&_state, ASBatchContextStateCancelled);
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}
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@end
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#endif
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