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// | |
// FontManager.swift | |
// | |
// Created by http://www.popcornomnom.com | |
// Copyright © 2019 Marharyta Lytvynenko. All rights reserved. | |
// | |
import UIKit | |
//MARK: - Font Parts | |
public extension UIFont { | |
enum Family: String { | |
case system = ".SFUIText" //".SFUI" | |
case inter = "Inter" | |
//easy to change default app font family | |
static let defaultFamily = Family.inter | |
} | |
enum CustomWeight: String { | |
case regular = "", medium, light, heavy, bold, semibold, black | |
} | |
enum Size: CGFloat { | |
case h1 = 36, h2 = 28, h3 = 20 | |
case bodyL = 17, bodyM = 14, bodyS = 12 | |
} | |
private class func stringName(_ family: Family, _ weight: CustomWeight) -> String { | |
/** | |
Define incompatible family, weight here | |
in this case set defaults compatible values | |
*/ | |
let fontWeight: String | |
switch (family, weight) { | |
case (.inter, .heavy): | |
fontWeight = CustomWeight.semibold.rawValue | |
case (.inter, .light): | |
fontWeight = "\(weight.rawValue)BETA" | |
default: | |
fontWeight = weight.rawValue | |
} | |
//put Family and Weight together | |
let familyName = family.rawValue | |
return fontWeight.isEmpty ? "\(familyName)" : "\(familyName)-\(fontWeight)" | |
} | |
} | |
//MARK: - Initializers | |
public extension UIFont { | |
convenience init(_ size: Size, _ weight: CustomWeight) { | |
self.init(.defaultFamily, size, weight) | |
} | |
convenience init(_ family: Family = .defaultFamily, | |
_ size: Size, _ weight: CustomWeight) { | |
self.init(name: UIFont.stringName(family, weight), size: size.rawValue)! | |
} | |
} |
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