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Bobby Sudekum
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Apr 10, 2017
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| /** | ||
| Attributes are metadata information for a given route. The number of attributes returned will be a direct 1-1 relationship with the route's full geometry. The `.distance`, `.expectedTravelTime`, and `.speed` attributes have one fewer value than the `.openStreetMapNodeIdentifier` attribute. | ||
| */ | ||
| typedef NS_OPTIONS(NSUInteger, MBAttributeOptions) { | ||
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| /// Segment distance. Distances are measured in meters. | ||
| MBAttributeDistance = (1 << 1), | ||
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| // Segment expected travel time in seconds. | ||
| MBAttributeExpectedTravelTime = (1 << 2), | ||
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| // Segment current speed. Speeds are measured in meters per second. | ||
| MBAttributeSpeed = (1 << 3), | ||
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| // [OpenStreetMap node identifier](https://wiki.openstreetmap.org/wiki/Node). | ||
| MBAttributeOpenStreetMapNodeIdentifier = (1 << 4) | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| import Foundation | ||
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| public typealias AttributeOptions = MBAttributeOptions | ||
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| extension AttributeOptions: CustomStringConvertible { | ||
| /** | ||
| Creates an AttributeOptions from the given description strings. | ||
| */ | ||
| public init?(description: String) { | ||
| var scope: AttributeOptions = [] | ||
| switch description { | ||
| case "distance": | ||
| scope.update(with: .distance) | ||
| case "expectedTravelTime": | ||
| scope.update(with: .expectedTravelTime) | ||
| case "openStreetMapNodeIdentifier": | ||
| scope.update(with: .openStreetMapNodeIdentifier) | ||
| case "speed": | ||
| scope.update(with: .speed) | ||
| default: | ||
| return nil | ||
| } | ||
| self.init(rawValue: scope.rawValue) | ||
| } | ||
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| public var description: String { | ||
| var descriptions: [String] = [] | ||
| if contains(.distance) { | ||
| descriptions.append("distance") | ||
| } | ||
| if contains(.expectedTravelTime) { | ||
| descriptions.append("duration") | ||
| } | ||
| if contains(.openStreetMapNodeIdentifier) { | ||
| descriptions.append("nodes") | ||
| } | ||
| if contains(.speed) { | ||
| descriptions.append("speed") | ||
| } | ||
| return descriptions.joined(separator: ",") | ||
| } | ||
| } |
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