iOS NSString 文本不同的颜色 标题+文本字体大小 行间距/删除不需要的字符 /以及自适应高度

#import <Foundation/Foundation.h>

@interface TextsForRow : NSObject

@property(nonatomic,copy)NSString * string;

/**
文本包含: 标题+内容。 使用前设置内容的颜色
作用:标题颜色 标题+文本字体大小 行间距(10)删除不需要的字符 以及自适应高度 @param stringTitle title文本
@param colorTitle title颜色
@param stringText 内容text
@return 返回数组3个。 1 返回的 NSMutableAttributedString * strAttebute;;2返回的 宽度0.2f的string,使用时转化 3:高度
*/
+(NSArray *)TextsForRowWithStringTitle:(NSString*)stringTitle ColorWith:(UIColor*)colorTitle textWithStringText:(NSString*)stringText;
@end
#import "TextsForRow.h"

@implementation TextsForRow

+(NSArray *)TextsForRowWithStringTitle:(NSString*)stringTitle ColorWith:(UIColor*)colorTitle textWithStringText:(NSString*)stringText{

    //title+text
NSString * str1 =[NSString stringWithFormat:@"%@%@",stringTitle,stringText]; //删除不需要的个别字符
NSString * str = [str1 stringByReplacingOccurrencesOfString:@"<DIV>" withString:@""];
str = [str stringByReplacingOccurrencesOfString:@"</DIV>" withString:@""];
str = [str stringByReplacingOccurrencesOfString:@"<BR>" withString:@""];
str = [str stringByReplacingOccurrencesOfString:@"</BR>" withString:@""]; //删除讨厌的字符
NSRegularExpression * regu2 =[NSRegularExpression regularExpressionWithPattern:@"(?:<|</|>|&nbsp;)" options:NSRegularExpressionCaseInsensitive error:nil];
NSString *string3 = [regu2 stringByReplacingMatchesInString:str options:NSMatchingReportProgress range:NSMakeRange(, str.length) withTemplate:@""]; //去掉左右两边的空格
NSString * kongge = [string3 stringByReplacingOccurrencesOfString:@" " withString:@""]; //去掉左右两边的空格
NSString * string = [kongge stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]; NSMutableAttributedString * strAttebute = [[NSMutableAttributedString alloc] initWithString:string ];
//设置title颜色
[strAttebute addAttribute:NSForegroundColorAttributeName value:colorTitle range:NSMakeRange(, stringTitle.length)]
;
//行间距
NSMutableParagraphStyle * paragraphStyle = [[NSMutableParagraphStyle alloc]init];
[paragraphStyle setLineSpacing:IPHONEHIGHT()];
[strAttebute addAttribute:NSParagraphStyleAttributeName value:paragraphStyle range:NSMakeRange(, string.length)]; //自定义大小
CGSize contentSize = [string boundingRectWithSize:CGSizeMake(ScreenWidth-IPHONEWIDTH(),MAXFLOAT ) options:NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName:[UIFont systemFontOfSize:IPHONEWIDTH()]} context:NULL].size; CGFloat height = contentSize.height; //进行返回
NSArray * array =@[strAttebute,[NSString stringWithFormat:@"%0.2f",contentSize.width],[NSString stringWithFormat:@"%0.2f",height]]; return array; } @end
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