标签:android javascript google-visualization
我正在尝试在Android应用程序中加载Google图表.但是,这引发了我未定义google的错误.以下是我的HTML文件和JavaScript文件.
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Patient Vitals</title>
<link href="../../common/scripts/lib/css/jquery.mobile.theme-1.1.0.css" rel="stylesheet" type="text/css" />
<link href="../../common/scripts/lib/css/jquery.mobile-1.0.1.min.css" rel="stylesheet" type="text/css" />
<link rel="stylesheet" href="../../common/scripts/lib/css/jquery.mobile.datebox.css" />
<link href="../scripts/css.css" rel="stylesheet" type="text/css" />
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" />
<script src="../../common/scripts/jsapi.js" type="text/javascript">
google.load('visualization', '1.0', {'packages':['corechart']});
</script>
<script src="../scripts/patient_vitals.js"></script>
</head>
<body>
<div class="PT_Care_vitals_swa_ofcurv_left" onclick="getPatientVitalInfo();"</div>
</body>
</html>
patient_vitals.js:
getPatientVitalInfo =function()
{
logInformation("Get Patient Vital Information ");
alert("Get Patient Vital info");
//code to retieve data from database
drawChart(temp);
}
drawChart = function(temp)
{
alert("Inside drawChart function");
//Convert array int DataTable
var data = google.visualization.arrayToDataTable(temp);
rowCount = data.getNumberOfRows();
// Instantiate and draw our chart, passing in some options.
chart = new google.visualization.LineChart(document.getElementById('chart_div'));
var options = {'tooltip': {'trigger':'none'}, 'year': "numeric", 'month': "numeric",'day': "numeric", 'pointSize':5};
//Function to perform select operation
//Drawing the chart in HTML page
chart.draw(data, options);
}
在这里,google.visualization.arrayToDataTable(temp)引发此错误.有什么想法吗?怎么解决呢?我还尝试将google.Visulization保留在.js文件中.但这也行不通.如果我从浏览器运行相同的代码,则可以正常工作. android有问题吗?
解决方法:
似乎有点奇怪.尝试改变
<script src="../../common/scripts/jsapi.js" type="text/javascript">
google.load('visualization', '1.0', {'packages':['corechart']});
</script>
至
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript">google.load('visualization', '1.0', {'packages':['corechart']});</script>
然后,应正确加载google对象.另外,您还从Google图表示例粘贴了图表初始化,
chart = new google.visualization.LineChart(document.getElementById('chart_div'));
但是你唯一的HTML是
<div class="PT_Care_vitals_swa_ofcurv_left" onclick="getPatientVitalInfo();"</div>
您错过了chart_div ID
标签:android,javascript,google-visualization 来源: https://codeday.me/bug/20191012/1898331.html
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