前端控件宝典：UI组件的完整指南(46)——箱线图（微信步数）【源码在文末并附解释】

缺乏、安全感 2023-10-16 09:33 9阅读 0赞

在当今数字时代，Web应用程序已经成为我们生活的重要组成部分。无论是社交媒体平台、电子商务网站还是在线工具，现代Web应用程序的核心是其用户界面（UI）。而用户界面的关键组成部分之一就是前端控件。

前端控件是Web开发中不可或缺的元素，它们为我们提供了构建各种交互性和功能丰富的Web应用程序的工具。无论您是一名新手前端开发者还是经验丰富的工程师，了解和掌握前端控件都是提高Web开发技能的关键。

本博客系列将带您深入探索前端控件的世界。我们将详细研究各种UI组件，从简单的按钮和表单控件到复杂的图表和地图集成，无所不包。无论您是想要提高自己的技能，还是寻找构建令人印象深刻的用户体验的方法，这个系列都将为您提供宝贵的知识。

在接下来的几篇文章中，我们将探讨不同类型的前端控件，讨论它们的用途、最佳实践和实际示例。无论您的兴趣是构建漂亮的UI、提高用户体验或学习最新的Web开发技术，这个系列都将有所帮助。

准备好探索前端控件的魅力吗？让我们开始吧！

### 一，演示地址 ###

访问网址：http://59.110.22.223:8080/Model\_qianduan/calendar\_base.html

![image-20230915092831625][]

### 二、控件常识 ###

自定义控件  
自定义控件是已编译的服务器端控件，它将用户界面和其他功能都封装起来到可复用的包中，自定义控件和标准的控件相比，除了他们一个不同的标记前缀，并且必须进行显示注册和部署以外并没有什么不同。此外，自定义控件拥有自己的对象模型，能够触发事件，并支持Microsoft Visual Studio 的所有设计是特性，诸如属性窗口、可视化设计器、属性生成器和工具箱。

上面讲了用户控件，它只需要想创建页面一样，在设计器里拖拉系统控件设计界面，然后为这些控件添加必须的事件代码就可以，它纯粹就是组合。而自定义控件是“从头实现”控件的底层功能，编写一个类继承自Control，并实现INamingContainer接口，甚至重写控件的Render方法，控制控件生成的html代码，以及实现响应从浏览器传回数据的事件和处理传回的数据，它不仅叫自定义控件，也可以叫做复合控件。

自定义控件使用的时候，可以点击vs软件右边上的工具箱，在工具箱上空白处点击右键选择项–在.NET Framework组件选项卡下点击“浏览”–找到你要添加的自定义控件(.dll文件)–打开–确定。这样你就可以在工具箱中将那个自定义控件拖出来使用了。常用的控件有：分页控件、文本编辑器、水晶报表、ActiveReports等。

开发方法：  
1、自定义控件的开发，即继承如Control的积累实现服务器控件。

2、开发用户控件。

创建用户控件与创建普通asp.net web页面类似，但是还是有些不同。步骤是：

① 创建一个.ascx的文本文件。这是用户控件和asp.net web页面的第一个不同点，后者使用的扩展名为.aspx。

②在文本文件顶部添加@Control指令，并通过language属性来设置所选择的编程语言，这是用户控件和web页面的第二个不同点。（后者使用@page指令）。

③向文本文件添加HTML标记文本和asp.net服务器控件。可以添加html、body和form之外的任何html标记，这是因为用户控件不能单独使用，必须做为web页面的一部分使用。这是用户控件和web页面的第三个不同点。

### 三，源码 ###

<!DOCTYPE html>
    <html>
    <head>
        <meta charset="UTF-8">
        <title>Awesome-pyecharts</title>
                    <script type="text/javascript" src="https://assets.pyecharts.org/assets/v5/echarts.min.js"></script>
    
    </head>
    <body >
        <div id="ae170bf12bec45f89fbb65a4bcd8963b" class="chart-container" style="width:900px; height:500px; "></div>
        <script>
            var chart_ae170bf12bec45f89fbb65a4bcd8963b = echarts.init(
                document.getElementById('ae170bf12bec45f89fbb65a4bcd8963b'), 'white', {renderer: 'canvas'});
            var option_ae170bf12bec45f89fbb65a4bcd8963b = {
        "animation": true,
        "animationThreshold": 2000,
        "animationDuration": 1000,
        "animationEasing": "cubicOut",
        "animationDelay": 0,
        "animationDurationUpdate": 300,
        "animationEasingUpdate": "cubicOut",
        "animationDelayUpdate": 0,
        "aria": {
            "enabled": false
        },
        "color": [
            "#5470c6",
            "#91cc75",
            "#fac858",
            "#ee6666",
            "#73c0de",
            "#3ba272",
            "#fc8452",
            "#9a60b4",
            "#ea7ccc"
        ],
        "series": [
            {
                "type": "boxplot",
                "name": "category0",
                "boxWidth": [
                    7,
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                    "confine": false,
                    "appendToBody": false,
                    "transitionDuration": 0.4,
                    "formatter": function(param) { return [                            'Experiment ' + param.name + ': ',                            'upper: ' + param.data[0],                            'Q1: ' + param.data[1],                            'median: ' + param.data[2],                            'Q3: ' + param.data[3],                            'lower: ' + param.data[4]                        ].join('<br/>') },
                    "textStyle": {
                        "fontSize": 14
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                    "borderWidth": 0,
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                    "order": "seriesAsc"
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                        "show": true,
                        "width": 1,
                        "opacity": 1,
                        "curveness": 0,
                        "type": "solid"
                    }
                },
                "splitArea": {
                    "show": false,
                    "areaStyle": {
                        "opacity": 0
                    }
                }
            }
        ],
        "title": [
            {
                "show": true,
                "text": "Multiple Categories",
                "target": "blank",
                "subtarget": "blank",
                "left": "center",
                "padding": 5,
                "itemGap": 10,
                "textAlign": "auto",
                "textVerticalAlign": "auto",
                "triggerEvent": false
            }
        ],
        "dataZoom": [
            {
                "show": true,
                "type": "inside",
                "showDetail": true,
                "showDataShadow": true,
                "realtime": true,
                "start": 0,
                "end": 20,
                "orient": "horizontal",
                "zoomLock": false,
                "filterMode": "filter"
            },
            {
                "show": true,
                "type": "slider",
                "showDetail": true,
                "showDataShadow": true,
                "realtime": true,
                "start": 20,
                "end": 80,
                "orient": "horizontal",
                "xAxisIndex": 0,
                "zoomLock": false,
                "filterMode": "filter"
            }
        ]
    };
            chart_ae170bf12bec45f89fbb65a4bcd8963b.setOption(option_ae170bf12bec45f89fbb65a4bcd8963b);
        </script>
    </body>
    </html>

### 四，源码解释 ###

这段代码是一个HTML页面，其中包含了一个使用ECharts绘制的箱线图（Boxplot）。这个图表有三个不同的类别（category0、category1、category2），每个类别包含了一组数据，每组数据都绘制成一个箱线图。

在这个HTML页面中，ECharts的相关配置信息都包含在JavaScript代码块中，通过`option_ae170bf12bec45f89fbb65a4bcd8963b`定义了图表的配置。

具体配置项包括：

*  `animation`：控制动画的相关设置。
 *  `color`：定义了图表中使用的颜色。
 *  `series`：包含了三个箱线图的数据和配置。
 *  `legend`：定义了图例的样式和位置。
 *  `tooltip`：配置了鼠标悬停在数据点上时显示的提示框。
 *  `xAxis` 和 `yAxis`：分别配置了X轴和Y轴的属性，包括坐标轴标签、范围等。
 *  `title`：定义了图表的标题。

最后，通过`chart_ae170bf12bec45f89fbb65a4bcd8963b.setOption(option_ae170bf12bec45f89fbb65a4bcd8963b);`将配置应用到ECharts图表中，生成了箱线图。

如果您有任何特定的问题或需要进一步的解释，请告诉我，我将尽力提供更详细的帮助。

[image-20230915092831625]: https://img-blog.csdnimg.cn/img_convert/5a9ec83362c50dcc989f2f4dc88c95eb.png