iOS对齐文本
Swift
let sampleText = "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum." // Create label let label = UILabel(frame: CGRectMake(0, 0, view.frame.size.width, 400)) label.numberOfLines = 0 label.lineBreakMode = NSLineBreakMode.ByWordWrapping // 通过段落样式对齐文本 let paragraphStyle = NSMutableParagraphStyle()paragraphStyle.alignment = NSTextAlignment.Justified let attributes = [NSParagraphStyleAttributeName: paragraphStyle, NSBaselineOffsetAttributeName: NSNumber(float: 0)] let attributedString = NSAttributedString(string: sampleText, attributes: attributes) label.attributedText = attributedStringview.addSubview(label)
Objective-C
NSString *sampleText = @"Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.";
// Create label
UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, 400)];
label.numberOfLines= 0;
label.lineBreakMode= NSLineBreakByWordWrapping;
// 通过段落样式对齐文本
NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init];
paragraphStyle.alignment= NSTextAlignmentJustified;
NSAttributedString *attributedString = [[NSAttributedString alloc] initWithString:sampleText attributes:@{
NSParagraphStyleAttributeName : paragraphStyle,
NSBaselineOffsetAttributeName : [NSNumber numberWithFloat:0]
}]; label.attributedText= attributedString;
[self.view addSubview:label];