属性

设置字体大小

NSFontAttributeName:[UIFontboldSystemFontOfSize:20]

NSString*constNSFontAttributeName ;

设置文本段落排版格式,取值为NSParagraphStyle对象

NSString*constNSParagraphStyleAttributeName ;

设置字体颜色

NSForegroundColorAttributeName:[UIColoryellowColor]

NSForegroundColorAttributeName value: [UIColor blueColor] range: NSMakeRange(0, 4)]; //指定位置的颜色

NSString*constNSForegroundColorAttributeName ;

背景颜色

NSBackgroundColorAttributeName:[UIColorredColor]

NSString*constNSBackgroundColorAttributeName ;

设置连体属性,取值为NSNumber对象(整数),0表示没有连体字符,1表示使用默认的连体字符

NSString*constNSLigatureAttributeName ;

设定字符间距,取值为NSNumber对象(整数),正值间距加宽,负值间距变窄

NSString*constNSKernAttributeName ;

添加删除线

NSString*constNSStrikethroughStyleAttributeName ;

添加下划线

NSString*constNSUnderlineStyleAttributeName ;

设置文字描边颜色

NSString*constNSStrokeColorAttributeName ;

设置笔画宽度,取值为NSNumber对象(整数),负值填充效果,正值中空效果

NSString*constNSStrokeWidthAttributeName ;

设置阴影NSShadow

NSString*constNSShadowAttributeName ;

设置文本特殊效果,取值为NSString对象,目前只有图版印刷效果可用:

NSString*constNSTextEffectAttributeName ;

设置文本附件,取值为NSTextAttachment对象,常用于文字图片混排

NSString*constNSAttachmentAttributeName ;

设置链接属性,点击后调用浏览器打开指定URL地址

NSString*constNSLinkAttributeName ;

设置基线偏移值,取值为NSNumber(float),正值上偏,负值下偏

NSString*constNSBaselineOffsetAttributeName ;

设置下划线颜色,取值为UIColor对象,默认值为黑色

NSString*constNSUnderlineColorAttributeName ;

设置删除线颜色,取值为UIColor对象,默认值为黑色

NSString*constNSStrikethroughColorAttributeName ;

设置字形倾斜度,取值为NSNumber(float),正值右倾,负值左倾

NSString*constNSObliquenessAttributeName ;

设置文本横向拉伸属性,取值为NSNumber(float),正值横向拉伸文本,负值横向压缩文本

NSString*constNSExpansionAttributeName ;

设置文字书写方向,从左向右书写或者从右向左书写

NSString*constNSWritingDirectionAttributeName ;

设置文字排版方向,取值为NSNumber对象(整数),0表示横排文本,1表示竖排文本

NSString*constNSVerticalGlyphFormAttributeName ;

凹版印刷效果(NSTextEffectAttributeName的值)

NSString*constNSTextEffectLetterpressStyle ;

NSString*constNSPlainTextDocumentType ;

NSString*constNSRTFTextDocumentType ;

NSString*constNSRTFDTextDocumentType ;

NSString*constNSHTMLTextDocumentType ;

NSString*constNSTextLayoutSectionOrientation ;

NSString*constNSTextLayoutSectionRange ;

NSString*constNSDocumentTypeDocumentAttribute ;

NSString*constNSCharacterEncodingDocumentAttribute ;

NSString*constNSDefaultAttributesDocumentAttribute ;

NSString*constNSPaperSizeDocumentAttribute ;

NSString*constNSPaperMarginDocumentAttribute ;

NSString*constNSViewSizeDocumentAttribute ;

NSString*constNSViewZoomDocumentAttribute ;

NSString*constNSViewModeDocumentAttribute ;

NSString*constNSReadOnlyDocumentAttribute ;

NSString*constNSBackgroundColorDocumentAttribute ;

NSString*constNSHyphenationFactorDocumentAttribute ;

NSString*constNSDefaultTabIntervalDocumentAttribute ;

NSString*constNSTextLayoutSectionsAttribute ;

typedefNS_ENUM(NSInteger, NSUnderlineStyle) {

NSUnderlineStyleNone=0x00,

NSUnderlineStyleSingle=0x01,

NSUnderlineStyleThick=0x02,

NSUnderlineStyleDouble=0x09,

NSUnderlinePatternSolid=0x0000,

NSUnderlinePatternDot=0x0100,

NSUnderlinePatternDash=0x0200,

NSUnderlinePatternDashDot=0x0300,

NSUnderlinePatternDashDotDot=0x0400,

NSUnderlineByWord=0x8000

}

typedefNS_ENUM(NSInteger, NSTextWritingDirection) {

NSTextWritingDirectionEmbedding= (0<<1),

NSTextWritingDirectionOverride= (1<<1)

} ;

@interfaceNSMutableAttributedString (NSMutableAttributedStringKitAdditions)

- (void)fixAttributesInRange:(NSRange)range ;

@end

@interfaceNSAttributedString (NSAttributedStringDocumentFormats)

- (instancetype)initWithFileURL:(NSURL*)url options:(NSDictionary*)options documentAttributes:(NSDictionary**)dict error:(NSError**)error ;

- (instancetype)initWithData:(NSData*)data options:(NSDictionary*)options documentAttributes:(NSDictionary**)dict error:(NSError**)error ;

- (NSData*)dataFromRange:(NSRange)range documentAttributes:(NSDictionary*)dict error:(NSError**)error ;

- (NSFileWrapper*)fileWrapperFromRange:(NSRange)range documentAttributes:(NSDictionary*)dict error:(NSError**)error ;

@end

@interfaceNSMutableAttributedString (NSMutableAttributedStringDocumentFormats)

- (BOOL)readFromFileURL:(NSURL*)url options:(NSDictionary*)opts documentAttributes:(NSDictionary**)dict error:(NSError**)error ;

- (BOOL)readFromData:(NSData*)data options:(NSDictionary*)opts documentAttributes:(NSDictionary**)dict error:(NSError**)error ;

@end

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