protected override void OnDataSourceReplaced(PointDataSourceBase oldDataSource, PointDataSourceBase newDataSource)
{
base.OnDataSourceReplaced(oldDataSource, newDataSource);
DestroyUIRepresentation();
CreateUIRepresentation();
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
XmlElement xmlElement = data as XmlElement;
dataSource = null;
if (xmlElement != null)
{
dataSource = new XmlElementDataSource(xmlElement);
return true;
}
return false;
}
protected virtual void OnDataSourceReplaced(PointDataSourceBase oldDataSource, PointDataSourceBase newDataSource)
{
if (oldDataSource != null)
{
oldDataSource.CollectionChanged -= OnDataSource_CollectionChanged;
}
if (newDataSource != null)
{
newDataSource.CollectionChanged += OnDataSource_CollectionChanged;
}
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
XmlElement xmlElement = data as XmlElement;
dataSource = null;
if (xmlElement != null)
{
dataSource = new XmlElementDataSource(xmlElement);
return(true);
}
return(false);
}
protected override void OnDataSourceReplaced(PointDataSourceBase prevSource, PointDataSourceBase currSource)
{
base.OnDataSourceReplaced(prevSource, currSource);
if (currSource != null)
{
MakeStandartPredictions(currSource);
DrawAllMarkers(true);
}
// this is for PieChart in legend.
//RaiseDataSourceChanged(prevSource, currSource);
}
private void MakeStandartPredictions(PointDataSourceBase currSource)
{
Type dataType = currSource.GetDataType() as Type;
if (dataType != null)
{
if (dataType == typeof(Point) && DependentValuePath == null && IndependentValuePath == null)
{
DependentValuePath = "Y";
IndependentValuePath = "X";
}
}
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = null;
IEnumerable<Point> collection = data as IEnumerable<Point>;
if (collection != null)
{
dataSource = new EnumerablePointDataSource(collection);
return true;
}
else
{
return false;
}
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = null;
Point[] array = data as Point[];
if (array != null)
{
dataSource = new PointArrayDataSource(array);
return true;
}
else
{
return false;
}
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = null;
Point[] array = data as Point[];
if (array != null)
{
dataSource = new PointArrayDataSource(array);
return(true);
}
else
{
return(false);
}
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = null;
var types = IEnumerableHelper.GetGenericInterfaceArgumentTypes(data, typeof(IEnumerable<>));
if (types != null && types.Length == 1)
{
Type genericIEnumerableType = typeof(GenericIEnumerableDataSource<>).MakeGenericType(types);
var result = Activator.CreateInstance(genericIEnumerableType, data);
dataSource = (PointDataSourceBase)result;
return true;
}
return false;
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = null;
IEnumerable <Point> collection = data as IEnumerable <Point>;
if (collection != null)
{
dataSource = new EnumerablePointDataSource(collection);
return(true);
}
else
{
return(false);
}
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = null;
var types = IEnumerableHelper.GetGenericInterfaceArgumentTypes(data, typeof(IEnumerable <>));
if (types != null && types.Length == 1)
{
Type genericIEnumerableType = typeof(GenericIEnumerableDataSource <>).MakeGenericType(types);
var result = Activator.CreateInstance(genericIEnumerableType, data);
dataSource = (PointDataSourceBase)result;
return(true);
}
return(false);
}
protected virtual void OnDataSourceReplaced(PointDataSourceBase prevSource, PointDataSourceBase currSource)
{
if (prevSource != null)
{
prevSource.CollectionChanged -= OnDataSourceChanged;
prevSource.DataPrepaired -= DataSource_OnDataPrepaired;
}
if (currSource != null)
{
currSource.CollectionChanged += OnDataSourceChanged;
currSource.DataPrepaired += DataSource_OnDataPrepaired;
currSource.Filters.AddMany(filters);
}
RaiseDataSourceReplaced(prevSource, currSource);
}
public PointDataSourceBase BuildDataSource(object data)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
PointDataSourceBase result = null;
foreach (var factory in factories)
{
if (factory.TryBuild(data, out result))
{
return(result);
}
}
return(null);
}
public static IEnumerable <Point> GetPoints(this PointDataSourceBase dataSource, DataSourceEnvironment environment)
{
return(dataSource.GetData(environment).Cast <object>().Select(o => dataSource.DataToPoint(o)));
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = data as PointDataSourceBase;
return(dataSource != null);
}
public override bool TryBuild(object data, out PointDataSourceBase dataSource)
{
dataSource = data as PointDataSourceBase;
return dataSource != null;
}
protected void RaiseDataSourceChanged(PointDataSourceBase prevSource, PointDataSourceBase currSource)
{
DataSourceChanged.Raise(this, prevSource, currSource);
}
public abstract bool TryBuild(object data, out PointDataSourceBase dataSource);
public abstract bool TryBuild(object data, out PointDataSourceBase dataSource);
private void RaiseDataSourceReplaced(PointDataSourceBase prevSource, PointDataSourceBase currSource)
{
DataSourceReplaced.Raise(this, prevSource, currSource);
}