void AggregateByRange()
{
var keys = new string[] { "<4", "4-8", ">8" };
for (int i = 0; i < 3; i++)
{
var ds = new DataSeries()
{
ItemsSource = SampleItem.CreateSampleData(100),
ValueBinding = new Binding("Value"),
Aggregate = Aggregate.Count,
Label = "Sample Group " + (i + 1).ToString(),
AggregateGroupSelector = RangeSelector
};
chart.Data.Children.Add(ds);
}
chart.Data.ItemNames = keys;
// style chart
chart.View.AxisY.MajorTickThickness = 0;
chart.View.AxisY.MinorTickThickness = 0;
chart.View.AxisY.AxisLine = new Line()
{
StrokeThickness = 0
};
chart.View.AxisX.MajorGridStrokeThickness = 0;
chart.View.AxisX.MinorGridStrokeThickness = 0;
chart.View.AxisX.MajorTickThickness = 0;
chart.View.AxisX.MinorTickThickness = 0;
}
void CreateNewDataSeries()
{
for (int i = 0; i < 2; i++)
{
var ds = new DataSeries()
{
ItemsSource = SampleItem.CreateSampleData(40),
ValueBinding = new Binding("Value"),
PointTooltipTemplate = this.Resources["lbl"] as DataTemplate,
Label = "s" + i
};
chart.Data.Children.Add(ds);
}
}
public static SampleItem[] CreateSampleData(int cnt)
{
var names = new string[] { "oranges", "apples", "lemons", "grapes" };
var array = new SampleItem[cnt];
for (int i = 0; i < cnt; i++)
{
array[i] = new SampleItem()
{
Value = rnd.Next(1, 10), Name = names[rnd.Next(names.Length)]
};
}
return(array);
}
public static SampleItem[] CreateSampleData(int cnt)
{
var names = new string[] { "oranges", "apples", "lemons", "grapes" };
var array = new SampleItem[cnt];
for (int i = 0; i < cnt; i++)
{
array[i] = new SampleItem() { Value = rnd.Next(1, 10), Name = names[rnd.Next(names.Length)] };
}
return array;
}