Kingfisher.swift 2.3 KB

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  1. //
  2. // Kingfisher.swift
  3. // Kingfisher
  4. //
  5. // Created by Wei Wang on 16/9/14.
  6. //
  7. // Copyright (c) 2018 Wei Wang <onevcat@gmail.com>
  8. //
  9. // Permission is hereby granted, free of charge, to any person obtaining a copy
  10. // of this software and associated documentation files (the "Software"), to deal
  11. // in the Software without restriction, including without limitation the rights
  12. // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13. // copies of the Software, and to permit persons to whom the Software is
  14. // furnished to do so, subject to the following conditions:
  15. //
  16. // The above copyright notice and this permission notice shall be included in
  17. // all copies or substantial portions of the Software.
  18. //
  19. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20. // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21. // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22. // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23. // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24. // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  25. // THE SOFTWARE.
  26. import Foundation
  27. import ImageIO
  28. #if os(macOS)
  29. import AppKit
  30. public typealias Image = NSImage
  31. public typealias View = NSView
  32. public typealias Color = NSColor
  33. public typealias ImageView = NSImageView
  34. public typealias Button = NSButton
  35. #else
  36. import UIKit
  37. public typealias Image = UIImage
  38. public typealias Color = UIColor
  39. #if !os(watchOS)
  40. public typealias ImageView = UIImageView
  41. public typealias View = UIView
  42. public typealias Button = UIButton
  43. #else
  44. import WatchKit
  45. #endif
  46. #endif
  47. public final class Kingfisher<Base> {
  48. public let base: Base
  49. public init(_ base: Base) {
  50. self.base = base
  51. }
  52. }
  53. /**
  54. A type that has Kingfisher extensions.
  55. */
  56. public protocol KingfisherCompatible {
  57. associatedtype CompatibleType
  58. var kf: CompatibleType { get }
  59. }
  60. public extension KingfisherCompatible {
  61. public var kf: Kingfisher<Self> {
  62. return Kingfisher(self)
  63. }
  64. }
  65. extension Image: KingfisherCompatible { }
  66. #if !os(watchOS)
  67. extension ImageView: KingfisherCompatible { }
  68. extension Button: KingfisherCompatible { }
  69. #else
  70. extension WKInterfaceImage: KingfisherCompatible { }
  71. #endif