void chartControl_LegendItemChecked(object sender, LegendItemCheckedEventArgs e)
{
WebChartControl chartControl = (WebChartControl)sender;
foreach (Series series in chartControl.Series)
{
SaveSeriesLegendCheckState(series.Name, series.CheckedInLegend);
}
}
void OnLegendItemChecked(object sender, LegendItemCheckedEventArgs e)
{
if (initializationFlag == true)
{
return;
}
initializationFlag = true;
{
Series checkedSeries = e.CheckedElement as Series;
if (checkedSeries == null)
{
throw new Exception("Expected series only");
}
foreach (Series series in chartControl.Series)
{
series.CheckedInLegend = false;
}
checkedSeries.CheckedInLegend = true;
chartControl.Titles[0].Text = checkedSeries.Name;
}
initializationFlag = false;
}
protected void chart_LegendItemChecked(object sender, LegendItemCheckedEventArgs e)
{
if (inUpdate)
{
return;
}
Series series = e.CheckedElement as Series;
if (series == null)
{
return;
}
if (e.NewCheckState == true)
{
uncheckedSeriesIndexes.Remove(chart.Series.IndexOf(series));
}
else
{
uncheckedSeriesIndexes.Add(chart.Series.IndexOf(series));
}
Session[key] = uncheckedSeriesIndexes;
}