private SomePoint GetPoint(int i, double yOffset)
{
var v = i / 1.0;
var y = Math.Abs(v) < 1e-10 ? 1 : Math.Sin(v) / v;
var pt = new SomePoint(v, y - 0.25 + yOffset);
return(pt);
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value == null)
{
return(null);
}
SomePoint pt = (SomePoint)value;
int i = (int)pt.t;
if (i % 3 == 0)
{
return(Brushes.Red);
}
return(Brushes.LightSeaGreen);
}
public override DataTemplate SelectTemplate(object item, DependencyObject container)
{
if (item == null)
{
return(null);
}
SomePoint pt = (SomePoint)item;
int i = (int)pt.t;
if (i % 2 == 0)
{
return(DataTemplate1);
}
return(DataTemplate0);
}
