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86 lines
2.2 KiB
86 lines
2.2 KiB
6 years ago
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// Enums.swift
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// DateToolsTests
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//
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// Created by Matthew York on 8/26/16.
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// Copyright © 2016 Matthew York. All rights reserved.
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//
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// MARK: - Enums
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/**
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* There may come a need, say when you are making a scheduling app, when
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* it might be good to know how two time periods relate to one another.
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* Are they the same? Is one inside of another? All these questions may be
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* asked using the relationship methods of DTTimePeriod.
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*
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* Further reading: [GitHub](https://github.com/MatthewYork/DateTools#relationships),
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* [CodeProject](http://www.codeproject.com/Articles/168662/Time-Period-Library-for-NET)
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*/
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public enum Relation {
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case after
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case startTouching
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case startInside
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case insideStartTouching
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case enclosingStartTouching
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case enclosing
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case enclosingEndTouching
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case exactMatch
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case inside
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case insideEndTouching
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case endInside
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case endTouching
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case before
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case none // One or more of the dates does not exist
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}
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/**
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* Whether the time period is Open or Closed
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*
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* Closed: The boundary moment of time is included in calculations.
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*
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* Open: The boundary moment of time represents a boundary value which is excluded in regard to calculations.
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*/
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public enum Interval {
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case open
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case closed
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}
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/**
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* When a time periods is lengthened or shortened, it does so anchoring one date
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* of the time period and then changing the other one. There is also an option to
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* anchor the centerpoint of the time period, changing both the start and end dates.
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*/
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public enum Anchor {
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case beginning
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case center
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case end
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}
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/**
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* When a time periods is lengthened or shortened, it does so anchoring one date
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* of the time period and then changing the other one. There is also an option to
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* anchor the centerpoint of the time period, changing both the start and end dates.
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*/
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public enum Component {
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case year
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case month
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case day
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case hour
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case minute
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case second
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}
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/**
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* Time units that include weeks, but not months since their exact size is dependent
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* on the date. Used for TimeChunk conversions.
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*/
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public enum TimeUnits {
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case years
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case weeks
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case days
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case hours
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case minutes
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case seconds
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}
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