The ChartRangeFilter draws a LineChart internally, and you have to show
that chart valid data. Set the ChartRangeFilter's chartView.columns option
to an array containing the columns to graph, eg:
chartView: {
columns: [4, 5]
}
On Thursday, March 13, 2014 8:17:36 AM UTC-4, Missy wrote:
>
> Dear all,
>
> I have added a range slider to me line chart and when render the page, it
> displays - *All series on a given axis must be of the same data type* --
> error.
>
> function drawVisualization(dataValues, chartTitle, columnNames,
> categoryCaption) {
> if (dataValues.length < 1)
> return;
>
> var data = new google.visualization.DataTable();
> data.addColumn('string', columnNames.split(',')[0]);
> data.addColumn('number', columnNames.split(',')[1]);
> data.addColumn('string', columnNames.split(',')[2]);
> data.addColumn('datetime', columnNames.split(',')[3]);
> data.addColumn('number', columnNames.split(',')[4]);
>
> for (var i = 0; i < dataValues.length; i++) {
> data.addRow([dataValues[i].ColumnName, dataValues[i].Value,
> dataValues[i].Type, date, dataValues[i].ID]);
>
> }
>
>
> // Create a date range slider
> var myIdSlider = new google.visualization.ControlWrapper({
> 'controlType': 'ChartRangeFilter',
> 'containerId': 'control_div',
> 'options': {
> 'filterColumnLabel': columnNames.split(',')[4],
> 'filterColumnIndex': '4',
> }
> });
>
> new
> google.visualization.Dashboard(document.getElementById('PieChartExample')).bind([categoryPicker,
>
> stringFilter, myIdSlider], [pie]).draw(data);
> }
>
> Any help much appreciated.
> Many thanks
>
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