在 Google 图表中显示/隐藏线条/数据 [英] Show/hide lines/data in Google Chart
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问题描述
我正在尝试制作一个包含 2 条线的谷歌折线图.
I'm trying to make a google line chart with 2 lines in it.
您应该能够通过两个复选框打开和关闭它们(显示/隐藏)..
You should be able to turn them on and off(show/hide) by two checkboxes..
有人有什么想法可以制作这个节目吗,请指点一下?
Anyone got any idea show to make this, og just give some pointers?
我猜应该是一些 onClick jQuery 的东西?
My guess would be some onClick jQuery stuff?
<html>
<head>
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
['Year', 'Sales', 'Expenses'],
['2004', 1000, 400],
['2005', 1170, 460],
['2006', 660, 1120],
['2007', 1030, 540]
]);
var options = {
title: 'Company Performance'
};
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
chart.draw(data, options);
}
</script>
</head>
<body>
<div id="chart_div" style="width: 900px; height: 500px;"></div>
</body>
</html>
推荐答案
试试这个
标记:
<body>
<div id="chart_div" style="width: 900px; height: 500px;"></div>
<button type="button" id="hideSales" >Hide Sales</button>
<button type="button" id="hideExpenses" >Hide Expence</button>
</body>
脚本:
<script type="text/javascript">
google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
['Year', 'Sales', 'Expenses'],
['2004', 1000, 400],
['2005', 1170, 460],
['2006', 660, 1120],
['2007', 1030, 540]
]);
var options = {
title: 'Company Performance'
};
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
chart.draw(data, options);
var hideSal = document.getElementById("hideSales");
hideSal.onclick = function()
{
view = new google.visualization.DataView(data);
view.hideColumns([1]);
chart.draw(view, options);
}
var hideExp = document.getElementById("hideExpenses");
hideExp.onclick = function()
{
view = new google.visualization.DataView(data);
view.hideColumns([2]);
chart.draw(view, options);
}
}
</script>
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