45 lines
1.5 KiB
Swift
45 lines
1.5 KiB
Swift
//
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// NSAttributedString+Extension.swift
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// JiuLaiBao
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//
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// Created by SeanXu on 17/05/2018.
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// Copyright © 2018 GuoXiaoMei. All rights reserved.
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//
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import Foundation
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import UIKit
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public extension NSAttributedString {
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convenience init?(string: String?, fontSize: CGFloat, color: UIColor = UIColor.darkText) {
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self.init(string: string, font: UIFont.systemFont(ofSize: fontSize), color: color)
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}
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convenience init?(string: String?, font: UIFont, color: UIColor) {
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guard let string = string else { return nil }
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let attributes: [NSAttributedString.Key: Any] = [
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.font: font,
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.foregroundColor: color
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]
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self.init(string: string, attributes: attributes)
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}
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convenience init?(string: String?, fontSize: CGFloat, color: UIColor = UIColor.darkText, lineSpacing: CGFloat) {
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self.init(string: string, font: UIFont.systemFont(ofSize: fontSize), color: color, lineSpacing: lineSpacing)
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}
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convenience init?(string: String?, font: UIFont, color: UIColor, lineSpacing: CGFloat) {
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guard let string = string else { return nil }
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let paragraphStyle = NSMutableParagraphStyle()
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paragraphStyle.lineSpacing = lineSpacing
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let attributes: [NSAttributedString.Key: Any] = [
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.paragraphStyle: paragraphStyle,
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.font: font,
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.foregroundColor: color,
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.baselineOffset: 0
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]
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self.init(string: string, attributes: attributes)
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}
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}
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