Proyectos de Subversion Iphone Microlearning

/*
 * Copyright 2017 Google
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#import <Foundation/Foundation.h>
#import "FirebaseInAppMessaging/Sources/Private/Util/FIRIAMTimeFetcher.h"

NS_ASSUME_NONNULL_BEGIN
// A class via which we can track elapsed time with the capability to pause and resume
// the tracking
@interface FIRIAMElapsedTimeTracker : NSObject
- (NSTimeInterval)trackedTimeSoFar;
- (void)pause;
- (void)resume;
- (instancetype)initWithTimeFetcher:(id<FIRIAMTimeFetcher>)timeFetcher;
@end
NS_ASSUME_NONNULL_END