行间距 字间距

行间距

- (NSMutableAttributedString *)lineSpace:(int)height WithString:(NSString *)string{   

  NSMutableAttributedString *attributedString1=[[NSMutableAttributedString alloc]initWithString:string];    

NSMutableParagraphStyle *paragraphStyle1=[[NSMutableParagraphStyle alloc]init]; 

   [paragraphStyle1 setLineSpacing:70]; 

   [attributedString1 addAttribute:NSParagraphStyleAttributeName value:paragraphStyle1 range:NSMakeRange(0, [string length])];    

return attributedString1;

}

字间距

#import  CoreText/CoreText.h

- (NSMutableAttributedString *)charSpace:(int)width WithString:(NSString *)string {

NSMutableAttributedString *attributedString =[[NSMutableAttributedString alloc]initWithString:string];

CFNumberRef num = CFNumberCreate(kCFAllocatorDefault,kCFNumberSInt8Type,&width);

[attributedString addAttribute:(id)kCTKernAttributeName value:(__bridge id)num range:NSMakeRange(0,[attributedString length])];

CFRelease(num);

return attributedString;

}