I have run into the same problem. I'm new to the Google Visualization API; is there a place we should submit bug reports?
On Nov 6, 5:05 pm, joelarson <[EMAIL PROTECTED]> wrote: > The PieChart's getSelection() function returns an object with a "row" > property that does not seem to correlate with the datarowof the > wedge that was clicked. Below is code for a slightly augmented > version of the example code. > > Clicking on the wedge for "Work" correctly alerts "Rowselected: 0". > > However, clicking (for example) "Eat" alerts "Rowselected: 4", even > though "Eat" was added asrow1. Likewise, none of the other wedges > report the correctrow. > > The behavior seems to be that the wedges are numbered from zero to n > counterclockwise, with zero having been the first wedge added. > _However_, the rows seem to have been turned into wedges in clockwise > order. > > Anyway, whatever is happening, either it is a bug, or the > documentation needs to clarify the expected behavior. > > --------- code -------- > <html> > <head> > <script type="text/javascript" src="http://www.google.com/jsapi";></ > script> > <script type="text/javascript"> > google.load("visualization", "1", {packages:["piechart"]}); > google.setOnLoadCallback(drawChart); > varchart; > function handleChartEvent(e) { > var sel=chart.getSelection(); > alert("Rowselected:"+sel[0].row); > } > function drawChart() { > var data = new google.visualization.DataTable(); > data.addColumn('string', 'Task'); > data.addColumn('number', 'Hours per Day'); > data.addRows(5); > data.setValue(0, 0, 'Work'); > data.setValue(0, 1, 11); > data.setValue(1, 0, 'Eat'); > data.setValue(1, 1, 2); > data.setValue(2, 0, 'Commute'); > data.setValue(2, 1, 2); > data.setValue(3, 0, 'Watch TV'); > data.setValue(3, 1, 2); > data.setValue(4, 0, 'Sleep'); > data.setValue(4, 1, 7); > > chart= new > google.visualization.PieChart(document.getElementById('chart_div')); > chart.draw(data, {width: 400, height: 240, is3D: true, title: > 'My Daily Activities'}); > google.visualization.events.addListener(chart, "select", > handleChartEvent); > } > </script> > </head> > > <body> > <div id="chart_div"></div> > </body> > </html> --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en -~----------~----~----~----~------~----~------~--~---
