UILable字體

//學習內(nèi)容1.控件 UIView UILabel UITextField UITextView UIButton 2.字體议双、大小絮姆、單位羊壹、顏色

UILabel*label=[[UILabel alloc]initWithFrame:CGRectMake(10, 30, 300, 260)];
label.text = @"Label Text Content, This is a text label things attribute";//默認為空
label.font = [UIFont systemFontOfSize:17];//默認使用系統(tǒng)的17
label.textColor = [UIColor orangeColor];//默認使用文本黑色
label.shadowColor = [UIColor lightGrayColor];//默認沒有陰影
label.shadowOffset = CGSizeMake(1,0);//默認是一個向上的陰影(0,-1)
label.textAlignment = NSTextAlignmentCenter;//默認是左對齊
label.lineBreakMode = NSLineBreakByTruncatingTail;//段落樣式侥祭,默認是最后截斷尾巴叁执,用...代替

//富文本的基本數(shù)據(jù)類型,屬性字符串矮冬。以此為基礎谈宛,如果這個設置了相應的屬性,則會忽略上面設置的屬性胎署,默認為空
NSString *string = label.text;
const CGFloat fontSize = 16.0;
NSMutableAttributedString *attrString = [[NSMutableAttributedString alloc] initWithString:string];
NSUInteger length = [string length];
//設置字體
UIFont *baseFont = [UIFont systemFontOfSize:fontSize];
[attrString addAttribute:NSFontAttributeName value:baseFont range:NSMakeRange(0, length)];//設置所有的字體
UIFont *boldFont = [UIFont boldSystemFontOfSize:fontSize];
[attrString addAttribute:NSFontAttributeName value:boldFont range:[string rangeOfString:@"Text"]];//設置Text這四個字母的字體為粗體
//設置傾斜吆录,需要導入coreText
UIFont *italicFont = GetVariationOfFontWithTrait(baseFont,
                                                 kCTFontTraitItalic);
[attrString addAttribute:NSFontAttributeName value:italicFont
                   range:[string rangeOfString:@"Label"]];
// 設置顏色
UIColor *color = [UIColor redColor];
[attrString addAttribute:NSForegroundColorAttributeName
                   value:color
                   range:[string rangeOfString:@"Content"]];
[attrString addAttribute:NSBackgroundColorAttributeName value:[UIColor blueColor] range:[string rangeOfString:@"ent"]];

//可以對這些屬性設置值
//字體名稱有以下:
//    label.font = [UIFont fontWithName:@"Arial-BoldItalicMT" size:24];
[attrString addAttribute:NSFontAttributeName value:[UIFont fontWithName:@"Verdana-BoldItalic" size:18] range:[string rangeOfString:@"Label"]];
label.numberOfLines = 2;
NSMutableParagraphStyle *
style = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
style.lineSpacing = 10;//增加行高
style.headIndent = 10;//頭部縮進,相當于左padding
style.tailIndent = -10;//相當于右padding
style.lineHeightMultiple = 1.5;//行間距是多少倍
style.alignment = NSTextAlignmentLeft;//對齊方式
style.firstLineHeadIndent = 20;//首行頭縮進
style.paragraphSpacing = 10;//段落后面的間距
style.paragraphSpacingBefore = 20;//段落之前的間距
[attrString addAttribute:NSParagraphStyleAttributeName value:style range:NSMakeRange(0, length)];

[attrString addAttribute:NSKernAttributeName value:@2 range:NSMakeRange(0, length)];//字符間距 2pt
[attrString addAttribute:NSStrokeColorAttributeName value:[UIColor blueColor] range:[string rangeOfString:@"is"]];//設置文字描邊顏色琼牧,需要和NSStrokeWidthAttributeName設置描邊寬度恢筝,這樣就能使文字空心
[attrString addAttribute:NSStrokeWidthAttributeName value:@2 range:[string rangeOfString:@"is"]];//空心字哀卫,文字邊框描述
[attrString addAttribute:NSUnderlineStyleAttributeName value:@(NSUnderlineStyleSingle) range:[string rangeOfString:@"text"]];//下劃線
[attrString addAttribute:NSUnderlineStyleAttributeName value:@(NSUnderlineStyleThick) range:[string rangeOfString:@"label"]];//厚的下劃線
[attrString addAttribute:NSStrikethroughStyleAttributeName value:@(NSUnderlinePatternSolid | NSUnderlineStyleSingle) range:[string rangeOfString:@"things"]];//刪除線
[attrString addAttribute:NSStrikethroughColorAttributeName value:[UIColor blueColor] range:[string rangeOfString:@"things"]];//刪除線藍色
label.attributedText = attrString;

label.highlightedTextColor = [UIColor redColor];//設置文本高亮顯示顏色,與highlighted一起使用撬槽。
label.highlighted = NO; //高亮狀態(tài)是否打開
label.enabled = YES;//設置文字內(nèi)容是否可變
label.userInteractionEnabled = YES;//設置標簽是否忽略或移除用戶交互此改。默認為NO
label.baselineAdjustment = UIBaselineAdjustmentNone;//如果adjustsFontSizeToFitWidth屬性設置為YES,這個屬性就來控制文本基線的行為侄柔。
//    UIBaselineAdjustmentAlignBaselines=0共啃,默認,文本最上端與中線對齊暂题。
//    UIBaselineAdjustmentAlignCenters,   文本中線與label中線對齊移剪。
//    UIBaselineAdjustmentNone,  文本最低端與label中線對齊。;
[self.view addSubview:label];

/*
 字體名如下:
 Font Family: American Typewriter
 Font: AmericanTypewriter
 Font: AmericanTypewriter-Bold
 
 Font Family: AppleGothic
 Font: AppleGothic
 
 Font Family: Arial
 Font: ArialMT
 Font: Arial-BoldMT
 Font: Arial-BoldItalicMT
 Font: Arial-ItalicMT
 
 Font Family: Arial Rounded MT Bold
 Font: ArialRoundedMTBold
 
 Font Family: Arial Unicode MS
 Font: ArialUnicodeMS
 
 Font Family: Courier
 Font: Courier
 Font: Courier-BoldOblique
 Font: Courier-Oblique
 Font: Courier-Bold
 
 Font Family: Courier New
 Font: CourierNewPS-BoldMT
 Font: CourierNewPS-ItalicMT
 Font: CourierNewPS-BoldItalicMT
 Font: CourierNewPSMT
 
 Font Family: DB LCD Temp
 Font: DBLCDTempBlack
 
 Font Family: Georgia
 Font: Georgia-Bold
 Font: Georgia
 Font: Georgia-BoldItalic
 Font: Georgia-Italic
 
 Font Family: Helvetica
 Font: Helvetica-Oblique
 Font: Helvetica-BoldOblique
 Font: Helvetica
 Font: Helvetica-Bold
 
 Font Family: Helvetica Neue
 Font: HelveticaNeue
 Font: HelveticaNeue-Bold
 
 Font Family: Hiragino Kaku Gothic **** W3
 Font: HiraKakuProN-W3
 
 Font Family: Hiragino Kaku Gothic **** W6
 Font: HiraKakuProN-W6
 
 Font Family: Marker Felt
 Font: MarkerFelt-Thin
 
 Font Family: STHeiti J
 Font: STHeitiJ-Medium
 Font: STHeitiJ-Light
 
 Font Family: STHeiti K
 Font: STHeitiK-Medium
 Font: STHeitiK-Light
 
 Font Family: STHeiti SC
 Font: STHeitiSC-Medium
 Font: STHeitiSC-Light
 
 Font Family: STHeiti TC
 Font: STHeitiTC-Light
 Font: STHeitiTC-Medium
 
 Font Family: Times New Roman
 Font: TimesNewRomanPSMT
 Font: TimesNewRomanPS-BoldMT
 Font: TimesNewRomanPS-BoldItalicMT
 Font: TimesNewRomanPS-ItalicMT
 
 Font Family: Trebuchet MS
 Font: TrebuchetMS-Italic
 Font: TrebuchetMS
 Font: Trebuchet-BoldItalic
 Font: TrebuchetMS-Bold
 
 Font Family: Verdana
 Font: Verdana-Bold
 Font: Verdana-BoldItalic
 Font: Verdana
 Font: Verdana-Italic
 
 Font Family: Zapfino
 Font: Zapfino
 */

//文本對齊方式
/* Values for NSTextAlignment */
/*
 NSTextAlignmentLeft 左對齊
 NSTextAlignmentCenter 劇中對齊
 NSTextAlignmentRight 右對齊
 NSTextAlignmentJustified 兩端對齊
 NSTextAlignmentNatural 根據(jù)顯示的文字特性對齊
 */

//段落樣式
/*
 lineSpacing;                         來增加行距
 paragraphSpacing;
 alignment;                           對齊
 firstLineHeadIndent;                 段落開始的縮排像素
 headIndent;                          可調(diào)整全部文字的縮排距離敢靡,可當作左邊 padding 使用
 tailIndent;                          可調(diào)整文字尾端的縮排距離挂滓。需要注意的是苦银,這里指定的值可以當作文字顯示的寬啸胧、而也可當作右邊 padding 使用,依據(jù)輸入的正負值而定:
 lineBreakMode;
 minimumLineHeight;
 maximumLineHeight;        而針對不同的字型與字號幔虏,我們可以透過指定最大與最小行距(maximumLineHeight 與 minimumLineHeight)來避免過高或過窄的狀況發(fā)生纺念。
 baseWritingDirection;
 lineHeightMultiple;                  想要調(diào)整行距,可以透過搭配使用 lineHeightMultiple 更改行距倍數(shù)
 paragraphSpacingBefore; 而若是文章內(nèi)容有分段落的話想括,也可以透過指定段落結(jié)尾距離(paragraphSpacing)以及段落開頭距離(paragraphSpacingBefore):
 hyphenationFactor;
 @property(readwrite,copy,NS_NONATOMIC_IOSONLY) NSArray *tabStops NS_AVAILABLE_IOS(7_0);
 @property(readwrite,NS_NONATOMIC_IOSONLY) CGFloat defaultTabInterval NS_AVAILABLE_IOS(7_0);
 */

/* Predefined character attributes for text. If the key is not in the dictionary, then use the default values as described below.  //預定義的文本屬性值陷谱,如果鍵不是一個字典,那么使用默認的值作為以下描述
 NSFontAttributeName 字體 默認是Helvetica 12號
 NSParagraphStyleAttributeName 段落樣式
 */
/*
 UIKIT_EXTERN NSString *const  NS_AVAILABLE_IOS(6_0);      // NSParagraphStyle, default defaultParagraphStyle
 UIKIT_EXTERN NSString *const NSForegroundColorAttributeName NS_AVAILABLE_IOS(6_0);     // UIColor, default blackColor
 UIKIT_EXTERN NSString *const NSBackgroundColorAttributeName NS_AVAILABLE_IOS(6_0);     // UIColor, default nil: no background
 UIKIT_EXTERN NSString *const NSLigatureAttributeName NS_AVAILABLE_IOS(6_0);            // NSNumber containing integer, default 1: default ligatures, 0: no ligatures
 UIKIT_EXTERN NSString *const NSKernAttributeName NS_AVAILABLE_IOS(6_0);                // NSNumber containing floating point value, in points; amount to modify default kerning. 0 means kerning is disabled. (note: values other than nil and 0 are unsupported on iOS)
 UIKIT_EXTERN NSString *const NSStrikethroughStyleAttributeName NS_AVAILABLE_IOS(6_0);  // NSNumber containing integer, default 0: no strikethrough
 UIKIT_EXTERN NSString *const NSUnderlineStyleAttributeName NS_AVAILABLE_IOS(6_0);      // NSNumber containing integer, default 0: no underline
 UIKIT_EXTERN NSString *const NSStrokeColorAttributeName NS_AVAILABLE_IOS(6_0);         // UIColor, default nil: same as foreground color
 UIKIT_EXTERN NSString *const NSStrokeWidthAttributeName NS_AVAILABLE_IOS(6_0);         // NSNumber containing floating point value, in percent of font point size, default 0: no stroke; positive for stroke alone, negative for stroke and fill (a typical value for outlined text would be 3.0)
 UIKIT_EXTERN NSString *const NSShadowAttributeName NS_AVAILABLE_IOS(6_0);              // NSShadow, default nil: no shadow
 UIKIT_EXTERN NSString *const NSTextEffectAttributeName NS_AVAILABLE_IOS(7_0);          // NSString, default nil: no text effect
 
 UIKIT_EXTERN NSString *const NSAttachmentAttributeName NS_AVAILABLE_IOS(7_0);          // NSTextAttachment, default nil
 UIKIT_EXTERN NSString *const NSLinkAttributeName NS_AVAILABLE_IOS(7_0);                // NSURL (preferred) or NSString
 UIKIT_EXTERN NSString *const NSBaselineOffsetAttributeName NS_AVAILABLE_IOS(7_0);      // NSNumber containing floating point value, in points; offset from baseline, default 0
 UIKIT_EXTERN NSString *const NSUnderlineColorAttributeName NS_AVAILABLE_IOS(7_0);      // UIColor, default nil: same as foreground color
 UIKIT_EXTERN NSString *const NSStrikethroughColorAttributeName NS_AVAILABLE_IOS(7_0);  // UIColor, default nil: same as foreground color
 UIKIT_EXTERN NSString *const NSObliquenessAttributeName NS_AVAILABLE_IOS(7_0);         // NSNumber containing floating point value; skew to be applied to glyphs, default 0: no skew
 UIKIT_EXTERN NSString *const NSExpansionAttributeName NS_AVAILABLE_IOS(7_0);           // NSNumber containing floating point value; log of expansion factor to be applied to glyphs, default 0: no expansion
 
 UIKIT_EXTERN NSString *const NSWritingDirectionAttributeName NS_AVAILABLE_IOS(7_0);    // NSArray of NSNumbers representing the nested levels of writing direction overrides as defined by Unicode LRE, RLE, LRO, and RLO characters.  The control characters can be obtained by masking NSWritingDirection and NSTextWritingDirection values.  LRE: NSWritingDirectionLeftToRight|NSTextWritingDirectionEmbedding, RLE: NSWritingDirectionRightToLeft|NSTextWritingDirectionEmbedding, LRO: NSWritingDirectionLeftToRight|NSTextWritingDirectionOverride, RLO: NSWritingDirectionRightToLeft|NSTextWritingDirectionOverride,
 
 UIKIT_EXTERN NSString *const NSVerticalGlyphFormAttributeName NS_AVAILABLE_IOS(6_0);   // An NSNumber containing an integer value.  0 means horizontal text.  1 indicates vertical text.  If not specified, it could follow higher-level vertical orientation settings.  Currently on iOS, it's always horizontal.  The behavior for any other value is undefined.
 */

// NSParagraphStyle  段落樣式
//    typedef NS_ENUM(NSInteger, NSLineBreakMode) {  /* What to do with long lines */ //對于長內(nèi)容或多行內(nèi)容的處理方式
//        NSLineBreakByWordWrapping = 0,      /* Wrap at word boundaries, default */   //按包含單詞為界限截斷
//        NSLineBreakByCharWrapping,  /* Wrap at character boundaries */           //按字符為界限截斷
//        NSLineBreakByClipping,  /* Simply clip */                                //簡單的修剪
//        NSLineBreakByTruncatingHead, /* Truncate at head of line: "...wxyz" */        //截斷頭部
//        NSLineBreakByTruncatingTail, /* Truncate at tail of line: "abcd..." */        //截斷尾巴
//        NSLineBreakByTruncatingMiddle /* Truncate middle of line:  "ab...yz" */        //截斷中間
//    } NS_ENUM_AVAILABLE_IOS(6_0);

}
//獲取斜體
UIFont * GetVariationOfFontWithTrait(UIFont *baseFont,
CTFontSymbolicTraits trait) {
CGFloat fontSize = [baseFont pointSize];
CFStringRef baseFontName = (__bridge CFStringRef)[baseFont fontName];
CTFontRef baseCTFont = CTFontCreateWithName(baseFontName,
fontSize, NULL);
CTFontRef ctFont =
CTFontCreateCopyWithSymbolicTraits(baseCTFont, 0, NULL,
trait, trait);
NSString *variantFontName =
CFBridgingRelease(CTFontCopyName(ctFont,
kCTFontPostScriptNameKey));

UIFont *variantFont = [UIFont fontWithName:variantFontName
                                      size:fontSize];
CFRelease(ctFont);
CFRelease(baseCTFont);
return variantFont;

NSDictionary* style1 = @{@"highted": [KYTSingleTool colorWithHexString:@"#48BF3E"]};

        NSString *str=[NSString stringWithFormat:@"<highted>%@</highted>",self.searchField.text];
        
        cell.user_name.attributedText = [[listModel.user_name stringByReplacingOccurrencesOfString:self.searchField.text withString:str] attributedStringWithStyleBook:style1];
        cell.user_info.attributedText = [[[NSString stringWithFormat:@"簡介:%@",listModel.content] stringByReplacingOccurrencesOfString:self.searchField.text withString:str] attributedStringWithStyleBook:style1];
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