📅  最后修改于: 2022-03-11 14:57:30.904000             🧑  作者: Mango
extension NSMutableAttributedString {
var fontSize:CGFloat { return 14 }
var boldFont:UIFont { return UIFont(name: "AvenirNext-Bold", size: fontSize) ?? UIFont.boldSystemFont(ofSize: fontSize) }
var normalFont:UIFont { return UIFont(name: "AvenirNext-Regular", size: fontSize) ?? UIFont.systemFont(ofSize: fontSize)}
func bold(_ value:String) -> NSMutableAttributedString {
let attributes:[NSAttributedString.Key : Any] = [
.font : boldFont
]
self.append(NSAttributedString(string: value, attributes:attributes))
return self
}
func normal(_ value:String) -> NSMutableAttributedString {
let attributes:[NSAttributedString.Key : Any] = [
.font : normalFont,
]
self.append(NSAttributedString(string: value, attributes:attributes))
return self
}
/* Other styling methods */
func orangeHighlight(_ value:String) -> NSMutableAttributedString {
let attributes:[NSAttributedString.Key : Any] = [
.font : normalFont,
.foregroundColor : UIColor.white,
.backgroundColor : UIColor.orange
]
self.append(NSAttributedString(string: value, attributes:attributes))
return self
}
func blackHighlight(_ value:String) -> NSMutableAttributedString {
let attributes:[NSAttributedString.Key : Any] = [
.font : normalFont,
.foregroundColor : UIColor.white,
.backgroundColor : UIColor.black
]
self.append(NSAttributedString(string: value, attributes:attributes))
return self
}
func underlined(_ value:String) -> NSMutableAttributedString {
let attributes:[NSAttributedString.Key : Any] = [
.font : normalFont,
.underlineStyle : NSUnderlineStyle.single.rawValue
]
self.append(NSAttributedString(string: value, attributes:attributes))
return self
}
}