Android 如何在WebView中对齐Google图表?
我的谷歌图表在android模拟器屏幕的中央没有对齐。当活动加载时,我得到以下信息: 如何将图表放在屏幕中央?我尝试了一些css和xml解决方案,但都没有结果 以下是我使用的代码:Android 如何在WebView中对齐Google图表?,android,html,css,Android,Html,Css,我的谷歌图表在android模拟器屏幕的中央没有对齐。当活动加载时,我得到以下信息: 如何将图表放在屏幕中央?我尝试了一些css和xml解决方案,但都没有结果 以下是我使用的代码: <html> <head> <!--Load the AJAX API--> <script type="text/javascript" src="https://www.google.com/jsapi"></script> <script ty
<html>
<head>
<!--Load the AJAX API-->
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(drawChart);
function drawChart() {
// Create the data table.
var data = new google.visualization.DataTable();
data.addColumn('string', 'ITEM');
data.addColumn('number', 'VALUE');
data.addRows([
[Android.getName(0), Android.getPoint(0)],
[Android.getName(1), Android.getPoint(1)],
[Android.getName(2), Android.getPoint(2)],
[Android.getName(3), Android.getPoint(3)],
[Android.getName(4), Android.getPoint(4)]
]);
// Set chart options
var options = {'title':'You Have a GREAT Music Taste',
pieHole: 0.4,
width: '100%',
height: '750'
};
// Instantiate and draw our chart, passing in some options.
var chart = new
google.visualization.PieChart(document.getElementById('chart_div'));
chart.draw(data, options);
google.visualization.events.addListener(chart, 'select', selectHandler);
function selectHandler() {
var selection = chart.getSelection();
var message = '';
for (var i = 0; i < selection.length; i++) {
var item = selection[i];
if (item.row != null && item.column != null) {
var str = data.getFormattedValue(item.row, item.column);
message += '{row:' + item.row + ',column:' + item.column + '} = '
+ str + '\n';
} else if (item.row != null) {
var str = data.getFormattedValue(item.row, 0);
message += '{row:' + item.row + ', column:none}; value (col 0) = '
+ str + '\n';
} else if (item.column != null) {
var str = data.getFormattedValue(0, item.column);
message += '{row:none, column:' + item.column + '}; value (row 0)
= ' + str + '\n';
}
}
if (message == '') {
message = 'nothing';
}
Android.sendData('You selected ' + message);
}
}
</script>
</head>
<body>
<!--Div that will hold the pie chart-->
<div id="chart_div" style="width:500; height:500"></div>
</body>
</html>
load('visualization','1.0',{'packages':['corechart']});
setOnLoadCallback(drawChart);
函数绘图图(){
//创建数据表。
var data=new google.visualization.DataTable();
data.addColumn('string','ITEM');
data.addColumn('number','VALUE');
data.addRows([
[Android.getName(0),Android.getPoint(0)],
[Android.getName(1),Android.getPoint(1)],
[Android.getName(2),Android.getPoint(2)],
[Android.getName(3),Android.getPoint(3)],
[Android.getName(4),Android.getPoint(4)]
]);
//设置图表选项
var options={'title':'You Have a GREAT Music Taste',
pieHole:0.4,
宽度:“100%”,
高度:'750'
};
//实例化并绘制图表,传入一些选项。
var图表=新
PieChart(document.getElementById('chart_div');
图表绘制(数据、选项);
google.visualization.events.addListener(图表'select',selectHandler);
函数selectHandler(){
var selection=chart.getSelection();
var消息=“”;
对于(变量i=0;i