private ChartBusinessObject CreateBusinessObject()
{
ChartBusinessObject obj = new ChartBusinessObject();
obj.Value = this.random.Next(800, 1800);
obj.Category = this.lastDate;
return(obj);
}
private ChartBusinessObject CreateBusinessObject2(DateTime date)
{
ChartBusinessObject obj = new ChartBusinessObject();
obj.Value = this.random.Next(3300, 3800);
obj.Category = date;
return(obj);
}
void trackball_TextNeeded(object sender, TextNeededEventArgs e)
{
ChartBusinessObject dataItem = e.Points[0].DataPoint.DataItem as ChartBusinessObject;
if (dataItem == null)
{
return;
}
StringBuilder textBuilder = new StringBuilder();
textBuilder.Append("<html><color=255,0,0,0>");
textBuilder.Append(String.Format("Online users at {0:HH}h:<b>{1}</b>", dataItem.Category, dataItem.Value));
textBuilder.Append("</html>");
e.Text = textBuilder.ToString();
e.Element.BorderBoxStyle = BorderBoxStyle.FourBorders;
e.Element.Location = new Point(e.Element.Location.X, 0);
}
