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闲来无事#xff0c;不小心下载了携程app#xff0c;还幻想可以去旅游一番#xff0c;奈何自己运气不好#xff0c;自从高考时第一次吹空调导致自己拉肚子考试#xff0c;物理#xff0c;数学考了一半就交卷#xff0c;英语2B铅笔除了问题#xff0c;导致原…效果 唠叨
闲来无事不小心下载了携程app还幻想可以去旅游一番奈何自己运气不好自从高考时第一次吹空调导致自己拉肚子考试物理数学考了一半就交卷英语2B铅笔除了问题导致原来120多分变成50分本来能上一本的我只能上个大专家里没钱也不允许留级只能去了最近比较火的宿迁学院哈哈只能自己在这里瞎写找理由了哎现在因为当初的运气不好导致现在专科找工作难的要死虽然自考了本奈何人家不要啊不承认啊简历只要被学习的本科前面加上自考2字压根没有面试不加上到了最后交流水学历资料的时候又被卡死这种情况遇到的太多太多我现在的心情只能用一个诗来描述那就是 一句诗”哎“
啥都不说了直接上代码
import package:flutter/material.dart;import ../../widgets/xy_app_bar.dart;class XieChengHomePage extends StatefulWidget {const XieChengHomePage({Key? key}) : super(key: key);overrideStateStatefulWidget createState() {return XieChengHomePageState();}
}class XieChengHomePageState extends StateXieChengHomePage with TickerProviderStateMixin {late TabController tabController;ListString tabs [飞机票,火车高铁票,公交车,];overridevoid initState() {super.initState();tabController TabController(length: 3, vsync: this);}overrideWidget build(BuildContext context) {return MaterialApp(home: Scaffold(backgroundColor: Colors.red,appBar: XYAppBar(title: Trapezoid Indicator Example,onBack: () {Navigator.pop(context);},),body: Column(children: [Padding(padding:const EdgeInsets.symmetric(horizontal: 16, vertical: 16),child: CustomTabbarWidget(tabController: tabController,tabs: tabs,),),Expanded(child: TabBarView(controller: tabController,children: const [Center(child: Text(Tab 1 Content)),Center(child: Text(Tab 2 Content)),Center(child: Text(Tab 3 Content)),],),),],)),);}
}class CustomTabbarWidget extends StatefulWidget {final TabController tabController;final ListString tabs;const CustomTabbarWidget({Key? key,required this.tabController,required this.tabs,}) : super(key: key);overrideStateStatefulWidget createState() {return CustomTabbarState();}
}class CustomTabbarState extends StateCustomTabbarWidget {overridevoid initState() {super.initState();widget.tabController.addListener(() {setState(() {});});}overrideWidget build(BuildContext context) {return LayoutBuilder(builder: (context, constraints) {var tabWidth constraints.maxWidth / widget.tabs.length;var currentWidth tabWidth * 1.5;var offset (constraints.maxWidth - currentWidth) / (widget.tabs.length - 1);return Container(width: constraints.maxWidth,child: Stack(children: [SizedBox(width: constraints.maxWidth,height: 60,),Positioned(bottom: 0,left: 0,right: 0,child: Container(height: 50,decoration: BoxDecoration(color: Colors.white.withAlpha(80),borderRadius: const BorderRadius.only(topLeft: Radius.circular(8),topRight: Radius.circular(8),),),child: Row(children: widget.tabs.asMap().keys.map((index) {return AnimatedContainer(duration: const Duration(milliseconds: 200),width: index widget.tabController.index? currentWidth: offset,child: InkWell(key: ObjectKey(index),onTap: () {widget.tabController.animateTo(index);setState(() {});},child: Container(alignment: Alignment.center,child: Text(widget.tabs[index],style: const TextStyle(fontSize: 14),),),),);}).toList(),),),),AnimatedPositioned(duration: const Duration(milliseconds: 300),left: widget.tabController.index * offset,bottom: 0,child: IgnorePointer(child: ClipPath(clipper:TrapezoidClipper(tabController: widget.tabController),child: Container(height: 60,alignment: Alignment.center,width: currentWidth,decoration: const BoxDecoration(color: Colors.white,borderRadius: BorderRadius.only(topLeft: Radius.circular(8),topRight: Radius.circular(8)),),child: Column(mainAxisAlignment: MainAxisAlignment.center,children: [Expanded(child: Center(child: Text(widget.tabs[widget.tabController.index],style: const TextStyle(fontSize: 18, color: Colors.blue),),),),TextUnderline(text: widget.tabs[widget.tabController.index],style: const TextStyle(fontSize: 18, color: Colors.blue),lineColor: Colors.blue,height: 4),],)),),),),],),);});}
}class TrapezoidClipper extends CustomClipperPath {TrapezoidClipper({required this.tabController});TabController tabController;overridePath getClip(Size size) {var isLeft tabController.index 0;var isRight tabController.index tabController.length - 1;double inset size.width * 0.1;double radius 8.0;// path.moveTo(isLeft ? 0 : inset, 0);// path.lineTo(isRight ? size.width : size.width - inset, 0);// path.lineTo(size.width, size.height);// path.lineTo(0, size.height);final path Path()..moveTo(radius, 0) // 移动到起始点..lineTo(size.width - radius, 0) // 顶边线..quadraticBezierTo(size.width, 0, size.width, radius) // 右上角圆角..lineTo(size.width, size.height - radius) // 右边线..quadraticBezierTo(size.width, size.height, size.width - radius, size.height) // 右下角圆角..lineTo(radius, size.height) // 底边线..quadraticBezierTo(0, size.height, 0, size.height - radius) // 左下角圆角..lineTo(0, radius) // 左边线..quadraticBezierTo(0, 0, radius, 0); // 左上角圆角path.close();return path;}overridebool shouldReclip(CustomClipperPath oldClipper) true;
}class TextUnderline extends StatelessWidget {const TextUnderline({Key? key,required this.text,required this.style,required this.lineColor,required this.height,}) : super(key: key);final String text;final TextStyle style;final Color lineColor;final double height;overrideWidget build(BuildContext context) {final textPainter TextPainter(text: TextSpan(text: text,style: style,),textDirection: TextDirection.ltr,);textPainter.layout();var textWidth textPainter.width;return Container(width: textWidth,height: height,decoration: BoxDecoration(borderRadius: BorderRadius.all(Radius.circular(height),),color: lineColor,),);}
}
github.com/yixiaolunhui/flutter_xy
