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florianbuerger/CodableColor.swift

Created December 14, 2019 11:19
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CodableColor.swift
public struct CodableColor: Codable {
public var red: CGFloat = 0
public var green: CGFloat = 0
public var blue: CGFloat = 0
public var alpha: CGFloat = 1.0
public var colorSpace: String
init(cgColor color: CGColor) {
let comps = color.components!
red = comps[0]
green = comps[1]
blue = comps[2]
if let name = color.colorSpace?.name {
colorSpace = name as String
} else {
colorSpace = CGColorSpace.extendedSRGB as String
}
if color.numberOfComponents == 4 {
alpha = comps[3]
}
}
var components: [CGFloat] {
return [red, green, blue, alpha]
}
}
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usage.swift
let decoded = ...
let color = CGColor(colorSpace: decoded.colorSpace, components: decoded.components)
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