A rich Label that supports selection, copying.
- 1,基于coretext绘制文本.内部使用YYAsyncLayer提供异步绘制任务
- 2,支持选择/复制文本.
- 3,支持自定义表情排版
- 4,可自定义文本选择弹出menuView GMenuContoller
- 5,对于文本token 采用多模匹配算法. 详见GMatcherExpression.文本匹配效率比系统字符串匹配效率提高百倍.
- 6,功能以及代码还在更新完善中. 后期会支持更多功能.欢迎star.
- 7,支持文本在滚动视图中做文本滚动选择 (微信聊天气泡文本选择)
GRichLabel *richLabel = [GRichLabel new]; richLabel.frame = CGRectMake(5, 0, self.view.frame.size.width-10, 500); richLabel.text = @"xxxxxx";{ self.tokens = @[@"@冯科",@"@王金yu",@"@巩柯",@"#郭天池#"]; GRichLabel *richLabel = [GRichLabel new]; richLabel.frame = CGRectMake(5, 0, self.view.frame.size.width-10, 500); } - (void)setRichText { __weak typeof(self) ws = self; NSString* string =[self content1]; __block NSMutableArray *tokens = [NSMutableArray array]; [self.tokens enumerateObjectsUsingBlock:^(id _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) { if (!obj) *stop = NO; GAttributedToken * token = [GAttributedToken attributedTextToken:obj]; token.tokenClickBlock = ^(GAttributedToken *token) { [ws gotoVC:token.textToken]; }; [tokens addObject:token]; }]; GAttributedToken *regex = [GAttributedToken new]; regex.regexToken = Phone; regex.tokenClickBlock = ^(GAttributedToken *token) { }; GAttributedStringLayout *layout = [GAttributedStringLayout attributedLayout:string]; layout.tokenPatternConfigs = tokens.copy; layout.regexPatternConifgs = @[regex]; layout.textAlignment = kCTTextAlignmentJustified; layout.linespace = 1; layout.lineIndent = 2; layout.font = [UIFont systemFontOfSize:14]; NSMutableAttributedString * truncation = [[NSMutableAttributedString alloc] initWithString:@"...全文"]; layout.truncationToken = truncation; GDrawTextBuilder * builder = [GAttributedStringFactory createDrawTextBuilderWithLayout:layout boundSize:self.richLabel.frame.size]; self.richLabel.textBuilder = builder; } - 手动添加
git clone https://github.com/GIKICoder/GRichLabel.git- 选择
GRichLabel文件夹.拖入项目中. GRichLabel依赖GMenuController https://github.com/GIKICoder/GMenuController,YYAsyncLayer https://github.com/ibireme/YYAsyncLayer这2个库. 可以使用pod添加. 也可下载手动添加到项目
- 29/10/2017 代码重构.处理耦合逻辑.简化代码.重新整理NSAttributedString分类(参考NSAttributedString+YYText).使GRichLabel具有更强大的文本处理能力.
- 06/12/2017 增加kGAttributeTokenReplaceStringName. 支持自定义表情 链接等字符串copy 处理.
- 19/04/2018 增加GMatherExpression 增加字符匹配模式.
- 27/08/2018 增加文本选择模式,在滚动视图下可支持滚动文本选择。


