CategoryFilter as column selector 2 tables
This fiddle uses a Google Visualization API CategoryPicker control to change the columns in a Visualization API chart.
by forssux
HTML
<script src="http://www.google.com/jsapi?fake=.js"></script>
<div id="colFilter_div"></div>
<div id="chart_div"></div>
<div id="table1_div"></div>
<div id="table2_div"></div>
JavaScript
google.load('visualization', '1', {
packages: ['controls']
});
google.setOnLoadCallback(drawChart);
google.load('visualization', '1', {packages: ['table']});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = new google.visualization.DataTable();
data.addColumn('string', 'Year');
data.addColumn('number', 'Foo');
data.addColumn('number', 'Bar');
data.addColumn('number', 'Baz');
data.addColumn('number', 'Cad');
data.addRows([
['2005', 45, 60, 89, 100],
['2006', 155, 50, 79, 24],
['2007', 35, 31, 140, 53],
['2008', 105, 23, 43, 82],
['2009', 120, 56, 21, 67],
['2010', 65, 19, 34, 134],
['2011', 80, 23, 130, 40],
['2012', 70, 140, 83, 90]
]);
var table1 = new google.visualization.Table(document.getElementById('table1_div'));
table1.draw(data, {});
var columnsTable = new google.visualization.DataTable();
columnsTable.addColumn('number', 'colIndex');
columnsTable.addColumn('string', 'colLabel');
var initState = {
selectedValues: []
};
// put the columns into this data table (skip column 0)
for (var i = 1; i < data.getNumberOfColumns(); i++) {
columnsTable.addRow([i, data.getColumnLabel(i)]);
// you can comment out this next line if you want to have a default selection other than the whole list
initState.selectedValues.push(data.getColumnLabel(i));
}
// you can set individual columns to be the default columns (instead of populating via the loop above) like this:
// initState.selectedValues.push(data.getColumnLabel(4));
var chart = new google.visualization.ChartWrapper({
chartType: 'BarChart',
containerId: 'chart_div',
dataTable: data,
options: {
title: 'Foobar',
width: 600,
height: 400
}
});
var columnFilter = new google.visualization.ControlWrapper({
controlType:...