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/*
* Copyright 2018 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#import <Foundation/Foundation.h>
// RTCDisplayLinkTimer wraps a CADisplayLink and is set to fire every two screen
// refreshes, which should be 30fps. We wrap the display link in order to avoid
// a retain cycle since CADisplayLink takes a strong reference onto its target.
// The timer is paused by default.
@interface RTCDisplayLinkTimer : NSObject
@property(nonatomic) BOOL isPaused;
- (instancetype)initWithTimerHandler:(void (^)(void))timerHandler;
- (void)invalidate;
@end