0001    //
0002    //  HistoricalSchedulerTimeConverter.swift
0003    //  Rx
0004    //
0005    //  Created by Krunoslav Zaher on 12/27/15.
0006    //  Copyright © 2015 Krunoslav Zaher. All rights reserved.
0007    //
0008    
0009    import Foundation
0010    
0011    /**
0012     Converts historial virtual time into real time. 
0013     
0014     Since historical virtual time is also measured in `NSDate`, this converter is identity function.
0015     */
0016    public struct HistoricalSchedulerTimeConverter
HistoricalScheduler.swift:14
public class HistoricalScheduler : VirtualTimeScheduler<HistoricalSchedulerTimeConverter> {
HistoricalScheduler.swift:22
        super.init(initialClock: initialClock, converter: HistoricalSchedulerTimeConverter())
 : VirtualTimeConverterType {
0017        /**
0018         Virtual time unit used that represents ticks of virtual clock.
0019         */
0020        public typealias VirtualTimeUnit
HistoricalSchedulerTimeConverter.swift:31
    public func convertFromVirtualTime(virtualTime: VirtualTimeUnit) -> RxTime {
HistoricalSchedulerTimeConverter.swift:39
    public func convertToVirtualTime(time: RxTime) -> VirtualTimeUnit {
HistoricalSchedulerTimeConverter.swift:66
    public func offsetVirtualTime(time time: VirtualTimeUnit, offset: VirtualTimeIntervalUnit) -> VirtualTimeUnit {
HistoricalSchedulerTimeConverter.swift:66
    public func offsetVirtualTime(time time: VirtualTimeUnit, offset: VirtualTimeIntervalUnit) -> VirtualTimeUnit {
HistoricalSchedulerTimeConverter.swift:73
    public func compareVirtualTime(lhs: VirtualTimeUnit, _ rhs: VirtualTimeUnit) -> VirtualTimeComparison {
HistoricalSchedulerTimeConverter.swift:73
    public func compareVirtualTime(lhs: VirtualTimeUnit, _ rhs: VirtualTimeUnit) -> VirtualTimeComparison {
 = RxTime
0021    
0022        /**
0023         Virtual time unit used to represent differences of virtual times.
0024         */
0025        public typealias VirtualTimeIntervalUnit
HistoricalSchedulerTimeConverter.swift:47
    public func convertFromVirtualTimeInterval(virtualTimeInterval: VirtualTimeIntervalUnit) -> RxTimeInterval {
HistoricalSchedulerTimeConverter.swift:55
    public func convertToVirtualTimeInterval(timeInterval: RxTimeInterval) -> VirtualTimeIntervalUnit {
HistoricalSchedulerTimeConverter.swift:66
    public func offsetVirtualTime(time time: VirtualTimeUnit, offset: VirtualTimeIntervalUnit) -> VirtualTimeUnit {
 = RxTimeInterval
0026    
0027        /**
0028         Returns identical value of argument passed because historical virtual time is equal to real time, just 
0029         decoupled from local machine clock.
0030        */
0031        public func convertFromVirtualTime(virtualTime: VirtualTimeUnit) -> RxTime {
0032            return virtualTime
0033        }
0034    
0035        /**
0036         Returns identical value of argument passed because historical virtual time is equal to real time, just 
0037         decoupled from local machine clock.
0038        */
0039        public func convertToVirtualTime(time: RxTime) -> VirtualTimeUnit {
0040            return time
0041        }
0042    
0043        /**
0044         Returns identical value of argument passed because historical virtual time is equal to real time, just 
0045         decoupled from local machine clock.
0046        */
0047        public func convertFromVirtualTimeInterval(virtualTimeInterval: VirtualTimeIntervalUnit) -> RxTimeInterval {
0048            return virtualTimeInterval
0049        }
0050    
0051        /**
0052         Returns identical value of argument passed because historical virtual time is equal to real time, just 
0053         decoupled from local machine clock.
0054        */
0055        public func convertToVirtualTimeInterval(timeInterval: RxTimeInterval) -> VirtualTimeIntervalUnit {
0056            return timeInterval
0057        }
0058    
0059        /**
0060         Offsets `NSDate` by time interval.
0061         
0062         - parameter time: Time.
0063         - parameter timeInterval: Time interval offset.
0064         - returns: Time offsetted by time interval.
0065        */
0066        public func offsetVirtualTime(time time: VirtualTimeUnit, offset: VirtualTimeIntervalUnit) -> VirtualTimeUnit {
0067            return time.dateByAddingTimeInterval(offset)
0068        }
0069    
0070        /**
0071         Compares two `NSDate`s.
0072        */
0073        public func compareVirtualTime(lhs: VirtualTimeUnit, _ rhs: VirtualTimeUnit) -> VirtualTimeComparison {
0074            switch lhs.compare(rhs) {
0075            case .OrderedAscending:
0076                return .LessThan
0077            case .OrderedSame:
0078                return .Equal
0079            case .OrderedDescending:
0080                return .GreaterThan
0081            }
0082        }
0083    }