/// <summary>
/// Updates the data.
/// </summary>
protected internal override void UpdateData()
{
if (this.ItemsSource == null)
{
return;
}
var sourceAsListOfT = this.ItemsSource as List <T>;
if (sourceAsListOfT != null)
{
this.itemsSourceItems = sourceAsListOfT;
this.ownsItemsSourceItems = false;
return;
}
this.ClearItemsSourceItems();
if (this.ValueField == null)
{
this.itemsSourceItems.AddRange(this.ItemsSource.OfType <T>());
}
else
{
// Using reflection to add items by value and color (optional)
var filler = new ListFiller <T>();
filler.Add(this.ValueField, (item, value) => item.Value = Convert.ToDouble(value));
filler.Add(this.ColorField, (item, value) => item.Color = (OxyColor)value);
filler.Fill(this.itemsSourceItems, this.ItemsSource);
}
}
public void Fill_InvalidProperty_ThrowsException()
{
var target = new List<ScatterPoint>();
var filler = new ListFiller<ScatterPoint>();
filler.Add("B", (p, v) => p.X = Convert.ToDouble(v));
filler.Fill(target, this.src);
}
public void Fill_InvalidProperty_ThrowsException()
{
var target = new List <ScatterPoint>();
var filler = new ListFiller <ScatterPoint>();
filler.Add("B", (p, v) => p.X = Convert.ToDouble(v));
filler.Fill(target, src);
}
/// <summary>
/// The update data.
/// </summary>
protected internal override void UpdateData()
{
if (this.ItemsSource == null)
{
return;
}
var points = this.Points;
points.Clear();
// Use the mapping to generate the points
if (this.Mapping != null)
{
foreach (var item in this.ItemsSource)
{
points.Add(this.Mapping(item));
}
return;
}
// Get DataPoints from the items in ItemsSource
// if they implement IScatterPointProvider
// If DataFields are set, this is not used
/*if (DataFieldX == null || DataFieldY == null)
* {
* foreach (var item in ItemsSource)
* {
* var idpp = item as IScatterPointProvider;
* if (idpp == null)
* {
* continue;
* }
*
* points.Add(idpp.GetScatterPoint());
* }
*
* return;
* }*/
var dest = new List <IDataPoint>();
// Using reflection to add points
var filler = new ListFiller <ScatterPoint>();
filler.Add(this.DataFieldX, (item, value) => item.X = Convert.ToDouble(value));
filler.Add(this.DataFieldY, (item, value) => item.Y = Convert.ToDouble(value));
filler.Add(this.DataFieldSize, (item, value) => item.Size = Convert.ToDouble(value));
filler.Add(this.DataFieldValue, (item, value) => item.Value = Convert.ToDouble(value));
filler.Add(this.DataFieldTag, (item, value) => item.Tag = value);
filler.Fill(dest, this.ItemsSource);
this.Points = dest;
}
public void Fill_NullProperty_IsIgnored()
{
var target = new List<ScatterPoint>();
var filler = new ListFiller<ScatterPoint>();
filler.Add(null, (p, v) => { });
filler.Fill(target, this.src);
Assert.AreEqual(1, target.Count);
Assert.AreEqual(0, target[0].X);
}
public void Fill()
{
var target = new List<ScatterPoint>();
var filler = new ListFiller<ScatterPoint>();
filler.Add("A", (p, v) => p.X = Convert.ToDouble(v));
filler.Fill(target, this.src);
Assert.AreEqual(1, target.Count);
Assert.AreEqual(3.14, target[0].X);
}
public void Fill_NullProperty_IsIgnored()
{
var target = new List <ScatterPoint>();
var filler = new ListFiller <ScatterPoint>();
filler.Add(null, (p, v) => { });
filler.Fill(target, src);
Assert.AreEqual(1, target.Count);
Assert.AreEqual(0, target[0].X);
}
public void Fill()
{
var target = new List <ScatterPoint>();
var filler = new ListFiller <ScatterPoint>();
filler.Add("A", (p, v) => p.X = Convert.ToDouble(v));
filler.Fill(target, src);
Assert.AreEqual(1, target.Count);
Assert.AreEqual(3.14, target[0].X);
}
/// <summary>
/// Updates the data.
/// </summary>
protected internal override void UpdateData()
{
if (this.ItemsSource == null)
{
return;
}
var dest = new List <T>();
// Using reflection to add points
var filler = new ListFiller <T>();
filler.Add(this.ValueField, (item, value) => item.Value = Convert.ToDouble(value));
filler.Add(this.ColorField, (item, value) => item.Color = (OxyColor)value);
filler.Fill(dest, this.ItemsSource);
this.Items = dest;
}
/// <summary>
/// Updates the points from the <see cref="ItemsSeries.ItemsSource" />.
/// </summary>
private void UpdateItemsSourcePoints()
{
// Use the Mapping property to generate the points
if (this.Mapping != null)
{
this.ClearItemsSourcePoints();
foreach (var item in this.ItemsSource)
{
this.ItemsSourcePoints.Add(this.Mapping(item));
}
return;
}
var sourceAsListOfScatterPoints = this.ItemsSource as List <T>;
if (sourceAsListOfScatterPoints != null)
{
this.ItemsSourcePoints = sourceAsListOfScatterPoints;
this.OwnsItemsSourcePoints = false;
return;
}
this.ClearItemsSourcePoints();
var sourceAsEnumerableScatterPoints = this.ItemsSource as IEnumerable <T>;
if (sourceAsEnumerableScatterPoints != null)
{
this.ItemsSourcePoints.AddRange(sourceAsEnumerableScatterPoints);
return;
}
// If DataFieldX or DataFieldY is not set, try to get the points from the ItemsSource
if (this.DataFieldX == null || this.DataFieldY == null)
{
foreach (var item in this.ItemsSource)
{
var point = item as T;
if (point != null)
{
this.ItemsSourcePoints.Add(point);
continue;
}
var idpp = item as IScatterPointProvider;
if (idpp != null)
{
this.ItemsSourcePoints.Add((T)idpp.GetScatterPoint());
}
}
return;
}
// Use reflection to add scatter points
var filler = new ListFiller <T>();
this.DefineDataFields(filler);
filler.Fill(this.ItemsSourcePoints, this.ItemsSource);
}
/// <summary>
/// The update data.
/// </summary>
protected internal override void UpdateData()
{
if (this.ItemsSource == null)
{
return;
}
var points = this.Points;
points.Clear();
// Use the mapping to generate the points
if (this.Mapping != null)
{
foreach (var item in this.ItemsSource)
{
points.Add(this.Mapping(item));
}
return;
}
// Get DataPoints from the items in ItemsSource
// if they implement IScatterPointProvider
// If DataFields are set, this is not used
/*if (DataFieldX == null || DataFieldY == null)
{
foreach (var item in ItemsSource)
{
var idpp = item as IScatterPointProvider;
if (idpp == null)
{
continue;
}
points.Add(idpp.GetScatterPoint());
}
return;
}*/
var dest = new List<IDataPoint>();
// Using reflection to add points
var filler = new ListFiller<ScatterPoint>();
filler.Add(this.DataFieldX, (item, value) => item.X = Convert.ToDouble(value));
filler.Add(this.DataFieldY, (item, value) => item.Y = Convert.ToDouble(value));
filler.Add(this.DataFieldSize, (item, value) => item.Size = Convert.ToDouble(value));
filler.Add(this.DataFieldValue, (item, value) => item.Value = Convert.ToDouble(value));
filler.Add(this.DataFieldTag, (item, value) => item.Tag = value);
filler.Fill(dest, this.ItemsSource);
this.Points = dest;
}