var text: String!

@property(nonatomic, copy) NSString *text

//label 文字

var attributedText: NSAttributedString!

@property(nonatomic, copy) NSAttributedString *attributedText

//label attributedText （富文本 可以設置段落格式 字體顏色 多種屬性）

var font: UIFont!

@property(nonatomic, retain) UIFont *font

//字體設置

var textColor: UIColor!

@property(nonatomic, retain) UIColor *textColor

//字體顏色設置

var textAlignment: NSTextAlignment

@property(nonatomic) NSTextAlignment textAlignment

//段落對齊格式

var lineBreakMode: NSLineBreakMode

@property(nonatomic) NSLineBreakMode lineBreakMode

//段落換行模式

var enabled: Bool

@property(nonatomic, getter=isEnabled) BOOL enabled

//只是決定了Label的繪制方式，將它設置
為NO將會使文本變暗，表示它沒有激活，這時向它設置顏色值是無效的

var adjustsFontSizeToFitWidth: Bool

@property(nonatomic) BOOL adjustsFontSizeToFitWidth

//是否自適應高度

@property(nonatomic) BOOL adjustsLetterSpacingToFitWidth //ios 7.0 放棄

//

var baselineAdjustment: UIBaselineAdjustment

@property(nonatomic) UIBaselineAdjustment baselineAdjustment

//

var minimumScaleFactor: CGFloat

@property(nonatomic) CGFloat minimumScaleFactor

//

@property(nonatomic) CGFloat minimumFontSize //6.0 棄用

//

var numberOfLines: Int

@property(nonatomic) NSInteger numberOfLines

//段落行數 為0時 可設置自適應高度

var highlightedTextColor: UIColor!

@property(nonatomic, retain) UIColor *highlightedTextColor

//高亮文字顏色

var highlighted: Bool

@property(nonatomic, getter=isHighlighted) BOOL highlighted

//是否高亮

var shadowColor: UIColor!

@property(nonatomic, retain) UIColor *shadowColor

//陰影顏色

var shadowOffset: CGSize

@property(nonatomic) CGSize shadowOffset

//陰影大小

func textRectForBounds(_ bounds: CGRect,limitedToNumberOfLines numberOfLines: Int) -> CGRect

- (CGRect)textRectForBounds:(CGRect)bounds limitedToNumberOfLines:(NSInteger)numberOfLines

//

func drawTextInRect(_ rect: CGRect)


- (void)drawTextInRect:(CGRect)rect


//

var userInteractionEnabled: Bool


@property(nonatomic, getter=isUserInteractionEnabled) BOOL userInteractionEnabled


//

var preferredMaxLayoutWidth: CGFloat


@property(nonatomic) CGFloat preferredMaxLayoutWidth


//