jQWidgets jqxChart enableCrosshairs屬性用法及代碼示例

jQWidgets 是一個 JavaScript 框架，用於為 PC 和移動設備製作基於 Web 的應用程序。它是一個非常強大和優化的框架，獨立於平台，並且被廣泛支持。 jqxChart 是一個輕量級且函數強大的圖表小部件，100% 用 javascript 編寫。它提供了許多高級函數並支持三種不同的渲染技術——SVG、HTML5 Canvas 和 VML。

enableCrosshairs 屬性用於設置或返回 enableCrosshairs 屬性。即此屬性用於啟用或禁用十字準線的線條。它接受布爾類型值，其默認值為 false。

用法:

設置 enableCrosshairs 屬性。

$('Selector').jqxChart({ enableCrosshairs:boolean});

返回 enableCrosshairs 屬性。

var enableCrosshairs = 
    $('Selector').jqxChart('enableCrosshairs');

鏈接文件：從鏈接下載 https://www.jqwidgets.com/download/。在 HTML 文件中，找到下載文件夾中的腳本文件：

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxchart.core.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdraw.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdata.js”></script>

例：下麵的例子說明了 jQWidgets 中的 jqxChart enableCrosshairs 屬性：

HTML


<!DOCTYPE html>
<html lang="en">
  
<head>
    <link rel="stylesheet" href=
    "jqwidgets/styles/jqx.base.css" type="text/css" />
    <script type="text/javascript" 
        src="scripts/jquery-1.11.1.min.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqxcore.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqxchart.core.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqxdraw.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqxdata.js"></script>
</head>
  
<body>
    <center>
        <h1 style="color:green">
            GeeksforGeeks
        </h1>
        <h3>jQWidgets jqxChart enableCrosshairs property</h3>
  
        <div id='chartContainer' 
            style="width:700px; height:500px">
        </div>
    </center>
  
    <script type="text/javascript">
        $(document).ready(function () {
            var Data = [{
                name:'A',
                ques:1,
            }, {
                name:'B',
                ques:1,
            }, {
                name:'C',
                ques:3,
            }, {
                name:'D',
                ques:21,
            }];
              
            // prepare jqxChart settings
            var settings = {
                showLegend:true,
                enableCrosshairs:true,
                crosshairsColor:'red',
                title:"Coding Questions",
                description:"Solved Daily",
                source:Data,
                categoryAxis:{
                    dataField:'name'
                },
                seriesGroups:[{
                    type:'line',
                    orientation:'horizontal',
                    columnsGapPercent:10,
                    valueAxis:{
                        unitInterval:10,
                        maxValue:15,
                        displayValueAxis:true,
                        description:'',
                    },
                    series:[{
                        dataField:'ques',
                        displayText:'Question Solved'
                    }]
                }]
            };
            $('#chartContainer').jqxChart(settings);
        });
    </script>
</body>
  
</html>

輸出：

參考：https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxchart/jquery-chart-api.htm?search=

相關用法

注：本文由純淨天空篩選整理自taran910大神的英文原創作品 jQWidgets jqxChart enableCrosshairs Property。非經特殊聲明，原始代碼版權歸原作者所有，本譯文未經允許或授權，請勿轉載或複製。