在这个例子https://developers.google.com/chart/interactive/docs/gallery/annotatedtimeline#Events中,chart里有两个annotation flag A和B,当点击后可以fire select event.但是同样的代码在我的浏览器中,总是不能显示A,B。各位知道是怎么回事吗?下面是我的代码
<!--
You are free to copy and use this sample in accordance with the terms of the
Apache license (http://www.apache.org/licenses/LICENSE-2.0.html)
--><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>Google Visualization API Sample</title>
<script type="text/javascript" src="http://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load('visualization', '1', {packages: ['annotatedtimeline']});
function drawVisualization() {
var data = new google.visualization.DataTable();
data.addColumn('date', 'Date');
data.addColumn('number', 'Sold Pencils');
data.addColumn('string', 'title1');
data.addColumn('string', 'text1');
data.addColumn('number', 'Sold Pens');
data.addColumn('string', 'title2');
data.addColumn('string', 'text2');
data.addRows([
[new Date(2008, 1 ,1), 30000, null, null, 40645, null, null],
[new Date(2008, 1 ,2), 14045, null, null, 20374, null, null],
[new Date(2008, 1 ,3), 55022, null, null, 50766, null, null],
[new Date(2008, 1 ,4), 75284, null, null, 14334, 'Out of Stock', 'Ran out of stock on pens at 4pm'],
[new Date(2008, 1 ,5), 41476, 'Bought Pens', 'Bought 200k pens', 66467, null, null],
[new Date(2008, 1 ,6), 33322, null, null, 39463, null, null]
]);
var annotatedtimeline = new google.visualization.AnnotatedTimeLine(
document.getElementById('visualization'));
annotatedtimeline.draw(data, {'displayAnnotations': true});
google.visualization.events.addListener(annotatedtimeline, 'select', function(){
alert('1');});
google.visualization.events.addListener(annotatedtimeline, 'rangechange', function(){
var range = annotatedtimeline.getVisibleChartRange();
alert(range.start);
alert(range.end);
});
}
google.setOnLoadCallback(drawVisualization);
</script>
</head>
<body style="font-family: Arial;border: 0 none;">
<div id="visualization" style="width: 800px; height: 400px;"></div>
</body>
</html>
<!--
You are free to copy and use this sample in accordance with the terms of the
Apache license (http://www.apache.org/licenses/LICENSE-2.0.html)
--><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>Google Visualization API Sample</title>
<script type="text/javascript" src="http://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load('visualization', '1', {packages: ['annotatedtimeline']});
function drawVisualization() {
var data = new google.visualization.DataTable();
data.addColumn('date', 'Date');
data.addColumn('number', 'Sold Pencils');
data.addColumn('string', 'title1');
data.addColumn('string', 'text1');
data.addColumn('number', 'Sold Pens');
data.addColumn('string', 'title2');
data.addColumn('string', 'text2');
data.addRows([
[new Date(2008, 1 ,1), 30000, null, null, 40645, null, null],
[new Date(2008, 1 ,2), 14045, null, null, 20374, null, null],
[new Date(2008, 1 ,3), 55022, null, null, 50766, null, null],
[new Date(2008, 1 ,4), 75284, null, null, 14334, 'Out of Stock', 'Ran out of stock on pens at 4pm'],
[new Date(2008, 1 ,5), 41476, 'Bought Pens', 'Bought 200k pens', 66467, null, null],
[new Date(2008, 1 ,6), 33322, null, null, 39463, null, null]
]);
var annotatedtimeline = new google.visualization.AnnotatedTimeLine(
document.getElementById('visualization'));
annotatedtimeline.draw(data, {'displayAnnotations': true});
google.visualization.events.addListener(annotatedtimeline, 'select', function(){
alert('1');});
google.visualization.events.addListener(annotatedtimeline, 'rangechange', function(){
var range = annotatedtimeline.getVisibleChartRange();
alert(range.start);
alert(range.end);
});
}
google.setOnLoadCallback(drawVisualization);
</script>
</head>
<body style="font-family: Arial;border: 0 none;">
<div id="visualization" style="width: 800px; height: 400px;"></div>
</body>
</html>
解决方案 »
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