com.telerik.widget.chart.engine.databinding.datasources

Class ChartSeriesDataSource

java.lang.Object

com.telerik.widget.chart.engine.databinding.datasources.ChartSeriesDataSource

All Implemented Interfaces:

CollectionChangeListener, PropertyChangeListener, EventListener

Direct Known Subclasses:

CategoricalSeriesDataSourceBase, ScatterSeriesDataSource, SingleValuePointDataSource

public abstract class ChartSeriesDataSource
extends Object
implements PropertyChangeListener, CollectionChangeListener

This is a base class for all data source classes used by the varieties of charts to hold the data sources, their bindings and event listeners.

Constructor Summary

Constructors

Constructor and Description
ChartSeriesDataSource(ChartSeriesModel owner) Initializes a new instance of the ChartSeriesDataSource class.

Method Summary

Modifier and Type	Method and Description
void	addBoundItemPropertyChangedListener(DataBindingListener listener) Adds a given data binding listener to the current collection of listeners.
void	collectionChanged(CollectionChangedEvent e) This method handles the occurred change and notifies the change listeners.
ArrayList<DataPointBindingEntry>	getBindings() Gets the binding entries corresponding to each data point in the data source.
Iterable	getItemsSource() Gets the current items source.
ChartSeriesModel	getOwner() Gets the current series owner for this instance.
void	propertyChange(PropertyChangeEvent event) Called when a property of a bound object changes.
void	removeBoundItemPropertyChangedListener(DataBindingListener listener) Removes a given data binding listener to the current collection of listeners.
void	setItemsSource(Iterable value) Sets the current items source.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ChartSeriesDataSource

public ChartSeriesDataSource(ChartSeriesModel owner)

Initializes a new instance of the ChartSeriesDataSource class.

Parameters:

owner - the chart series this data source belongs to.

Method Detail

addBoundItemPropertyChangedListener

public void addBoundItemPropertyChangedListener(DataBindingListener listener)

Adds a given data binding listener to the current collection of listeners.

Parameters:

listener - the new listener to be added.

removeBoundItemPropertyChangedListener

public void removeBoundItemPropertyChangedListener(DataBindingListener listener)

Removes a given data binding listener to the current collection of listeners.

Parameters:

listener - the listener to be removed.

getOwner

public ChartSeriesModel getOwner()

Gets the current series owner for this instance.

Returns:

the current owner.

getItemsSource

public Iterable getItemsSource()

Gets the current items source.

Returns:

the current items source.

setItemsSource

public void setItemsSource(Iterable value)

Sets the current items source.

Parameters:

value - the new items source.

getBindings

public ArrayList<DataPointBindingEntry> getBindings()

Gets the binding entries corresponding to each data point in the data source.

Returns:

the current binding entries.

propertyChange

public void propertyChange(PropertyChangeEvent event)

Called when a property of a bound object changes.

Specified by:

propertyChange in interface PropertyChangeListener

Parameters:

event - the instance containing the change event data.

collectionChanged

public void collectionChanged(CollectionChangedEvent e)

Description copied from interface: CollectionChangeListener

This method handles the occurred change and notifies the change listeners.

Specified by:

collectionChanged in interface CollectionChangeListener

Parameters:

e - info about the occurred change holding the old and the new data.

See Also:

CollectionChangedEvent