iOS强大的属性文本控件 - TYAttributedLabel
ReynaldoFYY
8年前
<h2><strong>TYAttributedLabel v2.6</strong></h2> <p>TYAttributedLabel 简单,强大的属性文本的控件(无需了解CoreText),支持图文混排显示,支持添加链接,image和UIView控件,支持自定义排版显示</p> <p><strong>更新:</strong></p> <p>详细的使用请看LovePlayNews项目</p> <p>使用autolayout 如果需要自动推断高度,必须设置preferredMaxLayoutWidth</p> <p>添加到CocoaPods</p> <p>v2.6 新增宽度自适应isWidthToFit,空心字设置strokeWidth,段落间距paragraphSpacing</p> <p>v2.5 把label的一些操作移动textContainer,label只负责draw了。</p> <p>v2.4 修复imge放大bug,新增imageAlignment 和 autolayout支持,以及相应的demo,感谢xinzhengzhang,nonstriater</p> <p>v2.3 新增 做题demo,代码优化</p> <p>v2.2 新增 TYImagecache类,新增 image URL 下载缓存,功能优化,改进</p> <p>v2.1 添加 tableViewCell demo</p> <p>v2.0 重构优化代码,性能提升,稳定(已在项目中使用), 分离出TYTextContainer ,可以提前生成,也可以生成attributedString,显著提升cell滑动场景流畅度,可以和微博一样流畅</p> <p>v1.2 添加设置行数,修复bug,增强稳定性</p> <p>v1.1 添加链接高亮效果,链接便利方法,长按手势代理,优化代码</p> <h2><strong>CocoaPods</strong></h2> <pre> <code class="language-objectivec">pod 'TYAttributedLabel', '~> 2.6.2'</code></pre> <h2><strong>ScreenShot</strong></h2> <p style="text-align:center"><img src="https://simg.open-open.com/show/b5395ce0bb9df61b6caa91813e183b89.gif"></p> <p>新-做题demo</p> <p style="text-align:center"><img src="https://simg.open-open.com/show/2831d0c832f28284740fc5c74e42ad47.gif"></p> <p>weibo demo 使用TYAttributedLabel 截图</p> <p style="text-align:center"><img src="https://simg.open-open.com/show/5c411d3571e9177a09a8dc08d28ec90b.gif"></p> <h2><strong>Requirements</strong></h2> <ul> <li>Xcode 5 or higher</li> <li>Apple LLVM compiler</li> <li>iOS 6.0 or higher</li> <li>ARC</li> </ul> <h2><strong>Features</strong></h2> <ul> <li>支持属性文本,图文混排显示,支持行间距 行间距 段落间距,设置行数,自适应高度,宽度</li> <li>支持添加自定义文本属性</li> <li>支持添加属性文本,自定义链接,新增高亮效果显示(文字和背景)</li> <li>支持添加UIImage和UIView控件</li> </ul> <h2><strong>Demo</strong></h2> <p>运行demo可以查看效果,而且在demo中,针对各种文本和图文的实现都有详细的用例,每个头文件中都有详细的用法注释,这里简单的介绍下用法</p> <h2><strong>Usage</strong></h2> <h3><strong>API Quickstart</strong></h3> <ul> <li><strong>Category And Protocol</strong></li> </ul> <table> <thead> <tr> <th>Class</th> <th>Function</th> </tr> </thead> <tbody> <tr> <td>NSMutableAttributedString (TY)</td> <td>category提供便利color,font CharacterSpacing,UnderlineStyle,ParagraphStyle的属性添加,无需了解复杂的CoreText</td> </tr> <tr> <td>TYTextStorageProtocol</td> <td>自定义文本属性 遵守最基本的协议 即可 addTextStorage 添加进去</td> </tr> <tr> <td>TYAppendTextStorageProtocol</td> <td>自定义文本属性协议 遵守即可appendTextStorage 添加进去</td> </tr> <tr> <td>TYLinkStorageProtocol</td> <td>自定义文本链接属性 继承TYAppendTextStorageProtocol</td> </tr> <tr> <td>TYDrawStorageProtocol</td> <td>自定义显示内容协议 如 UIImage UIView</td> </tr> </tbody> </table> <p>下层协议继承上层的协议,如果觉得复杂,其实我已经实现了常用的自定义属性,拿来就可以用,或者继承,添加你想要的</p> <ul> <li><strong>Label And Storage</strong></li> </ul> <table> <thead> <tr> <th>Class</th> <th>Function</th> </tr> </thead> <tbody> <tr> <td>TYAttributedLabel</td> <td>简单易用的属性文本,富文本的显示控件,<br> addTextStorage在已经设置文本的基础上添加属性,image或者view,<br> appendTextStorage(无需事先设置文本)直接添加属性,image或者view到最后</td> </tr> <tr> <td>TYTextContainer</td> <td>文本容器,可以提前生成,也可以生成attributedString,显著提升cell滚动流畅度</td> </tr> <tr> <td>TYTextStorage</td> <td>自定义文本属性,支持textColor,font,underLineStyle</td> </tr> <tr> <td>TYLinkTextStorage</td> <td>自定义链接属性,继承TYTextStorage,支持点击代理</td> </tr> <tr> <td>TYDrawStorage</td> <td>自定义显示内容属性,如UIImage,UIView,支持点击代理</td> </tr> <tr> <td>TYImageStorage</td> <td>自定义图片显示,继承TYDrawStorage</td> </tr> <tr> <td>TYViewStorage</td> <td>自定义UIView控件,继承TYDrawStorage</td> </tr> <tr> <td>TYImageCache</td> <td>image缓存类,支持URL请求</td> </tr> </tbody> </table> <p>如果需要更加详细的内容,请看各个头文件,有详细的注释</p> <h3><strong>Delegate</strong></h3> <pre> <code class="language-objectivec">// 点击代理 - (void)attributedLabel:(TYAttributedLabel *)attributedLabel textStorageClicked:(id<TYTextStorageProtocol>)textStorage atPoint:(CGPoint)point; // 长按代理 有多个状态 begin, changes, end 都会调用,所以需要判断状态 - (void)attributedLabel:(TYAttributedLabel *)attributedLabel textStorageLongPressed:(id<TYTextStorageProtocol>)textStorage onState:(UIGestureRecognizerState)state atPoint:(CGPoint)point;</code></pre> <h3><strong>Examples</strong></h3> <ul> <li> <p><strong>appendStorage demo</strong></p> </li> </ul> <pre> <code class="language-objectivec">TYAttributedLabel *label = [[TYAttributedLabel alloc]init]; [self.view addSubview:label]; // 文字间隙 label.characterSpacing = 2; // 文本行间隙 label.linesSpacing = 6; NSString *text = @"\t总有一天你将破蛹而出,成长得比人们期待的还要美丽。\n"; [label appendText:text]; NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc]initWithString:text]; [attributedString addAttributeTextColor:[UIColor blueColor]]; [attributedString addAttributeFont:[UIFont systemFontOfSize:15]]; [label appendTextAttributedString:attributedString]; [label appendImageWithName:@"CYLoLi" size:CGSizeMake(CGRectGetWidth(label.frame), 180)]; UIImageView *imageView = [[UIImageView alloc]initWithImage:[UIImage imageNamed:@"CYLoLi"]]; imageView.frame = CGRectMake(0, 0, CGRectGetWidth(label.frame), 180); [label appendView:imageView]; [label setFrameWithOrign:CGPointMake(0,0) Width:CGRectGetWidth(self.view.frame)];</code></pre> <ul> <li> <p><strong>addStorage demo</strong></p> </li> </ul> <pre> <code class="language-objectivec">TYAttributedLabel *label = [[TYAttributedLabel alloc]initWithFrame:CGRectMake(0, 0, CGRectGetWidth(self.view.frame), 0)]; [self.view addSubview:label]; NSString *text = @"\t总有一天你将破蛹而出,成长得比人们期待的还要美丽。\n"; [label setText:text]; // 文字间隙 label.characterSpacing = 2; // 文本行间隙 label.linesSpacing = 6; textStorage = [[TYTextStorage alloc]init]; textStorage.range = [text rangeOfString:@"总有一天你将破蛹而出"]; textStorage.textColor = RGB(0, 155, 0, 1); textStorage.font = [UIFont systemFontOfSize:18]; [label addTextStorage:textStorage]; [label addLinkWithLinkData:@"www.baidu.com" range:NSMakeRange(5, 8)]; [label addImageWithName:@"haha" range:NSMakeRange(2, 1)]; UIImageView *imageView = [[UIImageView alloc]initWithImage:[UIImage imageNamed:@"CYLoLi"]]; imageView.frame = CGRectMake(0, 0, CGRectGetWidth(label.frame), 180); [label addView:imageView range:NSMakeRange(16, 1)]; [label sizeToFit];</code></pre> <ul> <li> <p><strong>TextContainer demo</strong></p> </li> </ul> <pre> <code class="language-objectivec">NSString *text = @"\t总有一天你将破蛹而出,成长得比人们期待的还要美丽。\n"; TYTextContainer *textContainer = [[TYTextContainer alloc]init]; textContainer.text = text; // 文字间隙 textContainer.characterSpacing = 2; // 文本行间隙 textContainer.linesSpacing = 5; textStorage = [[TYTextStorage alloc]init]; textStorage.range = [text rangeOfString:@"总有一天你将破蛹而出"]; textStorage.textColor = RGB(0, 155, 0, 1); textStorage.font = [UIFont systemFontOfSize:18]; [textContainer addTextStorage:textStorage]; [textContainer addLinkWithLinkData:@"www.baidu.com" range:NSMakeRange(5, 8)]; [textContainer addImageWithName:@"haha" range:NSMakeRange(2, 1)]; UIImageView *imageView = [[UIImageView alloc]initWithImage:[UIImage imageNamed:@"CYLoLi"]]; imageView.frame = CGRectMake(0, 0, CGRectGetWidth(label.frame), 180); [textContainer addView:imageView range:NSMakeRange(16, 1)]; // 生成 textContainer 文本容器 [textContainer createTextContainerWithTextWidth:CGRectGetWidth(self.view.frame)]; TYAttributedLabel *label = [[TYAttributedLabel alloc]init]; label.textContainer = textContainer; // 也可以 生成NSAttributedString 属性文本 //NSAttributedString *attString = [textContainer createAttributedString]; //label.attributedText = attString; [label setFrameWithOrign:CGPointZero Width:CGRectGetWidth(self.view.frame)]; [self.view addSubView:label];</code></pre> <h3><strong>Contact</strong></h3> <p>如果你发现bug,please pull reqeust me</p> <p>如果你有更好的改进,please pull reqeust me</p> <p> </p> <p> </p>