mirror of
https://github.com/status-im/react-native.git
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1490ab12ef
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.
find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.
Reviewed By: TheSavior, yungsters
Differential Revision: D7007050
fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
53 lines
1.2 KiB
Objective-C
53 lines
1.2 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <Foundation/Foundation.h>
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@class CADisplayLink;
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/**
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* Interface containing the information about the last screen refresh.
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*/
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@interface RCTFrameUpdate : NSObject
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/**
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* Timestamp for the actual screen refresh
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*/
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@property (nonatomic, readonly) NSTimeInterval timestamp;
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/**
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* Time since the last frame update ( >= 16.6ms )
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*/
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@property (nonatomic, readonly) NSTimeInterval deltaTime;
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- (instancetype)initWithDisplayLink:(CADisplayLink *)displayLink NS_DESIGNATED_INITIALIZER;
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@end
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/**
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* Protocol that must be implemented for subscribing to display refreshes (DisplayLink updates)
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*/
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@protocol RCTFrameUpdateObserver <NSObject>
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/**
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* Method called on every screen refresh (if paused != YES)
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*/
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- (void)didUpdateFrame:(RCTFrameUpdate *)update;
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/**
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* Synthesize and set to true to pause the calls to -[didUpdateFrame:]
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*/
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@property (nonatomic, readonly, getter=isPaused) BOOL paused;
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/**
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* Callback for pause/resume observer.
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* Observer should call it when paused property is changed.
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*/
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@property (nonatomic, copy) dispatch_block_t pauseCallback;
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@end
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