I'm not sure what your intention is with all of that code - it looks like
you mashed several code blocks from different examples together. Is your
intention to have something like this: http://jsfiddle.net/asgallant/WaUu2/
(with a LineChart instead of a BarChart)?
On Friday, October 24, 2014 12:02:06 PM UTC-4, ma wrote:
>
> I would like to be able render multi-series, when I select multiple names
> from the categoryFilter control. Here is my attempt below, but its failing
> to create multi-series for select names.
>
> google.visualization.events.addListener(control, 'statechange',
> function () {
> var filteredData = control.getState();
>
> // get a list of all the labels in column 0
> var group = filteredData.getDistinctValues(0);
>
> // build the columns for the view
> var columns = [5], groupColumns = [], viewColumns = [{
> type: 'string',
> label: data.getColumnLabel(5),
> calc: function (dt, row) {
> var date = dt.getValue(row, 0);
> return dateFormatter.formatValue(date);
> }
> }];
> for (var i = 0; i < group.length; i++) {
> var label = group[i];
>
> columns.push({
> type: 'number',
> label: label,
> calc: (function (name) {
> return function (dt, row) {
> return (dt.getValue(row, 0) == name) ?
> dt.getValue(row, 3) : null;
> }
> })(label)
> });
> groupColumns.push({
> type: 'number',
> label: label,
> column: i + 1,
> aggregation: google.visualization.data.sum
> });
> viewColumns.push(i + 1);
> viewColumns.push({
> type: 'string',
> role: 'tooltip',
> calc: (function (x) {
> return function (dt, row) {
> return 'Name: ' + dt.getColumnLabel(x) +
> ', Price: ' + dt.getValue(row, x) + ', Date: ' + dt.getFormattedValue(row,
> 0);
> }
> })(i + 1)
> });
> }
> var view = new google.visualization.DataView(filteredData);
> view.setColumns(columns);
> var groupedData = google.visualization.data.group(view,
> [0], groupColumns);
>
> line.setView({ columns: viewColumns });
> line.setDataTable(groupedData);
> line.draw();
> });
>
> The entire code can be found on here -->
> http://jsfiddle.net/miss/2c1djqu9/
>
> please advice, if possible.
> Thank you for your time and help.
>
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