org.jCharts.chartData
Class ScatterPlotDataSet

java.lang.Object
  org.jCharts.chartData.ScatterPlotDataSet

All Implemented Interfaces:

Serializable, IAxisPlotDataSet, IData, IDataSet, IScatterPlotDataSet, HTMLTestable

public class ScatterPlotDataSet
extends Object
implements IScatterPlotDataSet, HTMLTestable

See Also:

Serialized Form

Field Summary

private ArrayList	data
private ArrayList	legendLabels
private int	numDataItems
private ArrayList	paints
private static Point2D.Double	POINT
private ScatterPlotProperties	scatterPlotProperties

Constructor Summary

ScatterPlotDataSet(ScatterPlotProperties scatterPlotProperties)
Constructor

Method Summary

void	addDataPoints(Point2D.Double[] points, Paint paint, String legendLabel)
static Point2D.Double	createPoint2DDouble() Take advantage of the face Cloning performs better than creating new for highly used Objects.
ChartType	getChartType() Returns the type constant that this data set should be plotted as.
ChartTypeProperties	getChartTypeProperties() Returns ChartTypeProperties Object for the data set which will be typed into the specific chart type class.
String	getLegendLabel(int index) Returns the legend label for the passed index.
int	getNumberOfDataItems() Returns the number of elements in the data set.
int	getNumberOfDataSets() Returns the number of elements in the data set.
int	getNumberOfLegendLabels() Returns the number of Legend Labels to display.
Paint	getPaint(int index) Returns the legend label for the passed index.
Point2D.Double	getValue(int dataset, int index) Returns the value in the data set at the specified position.
void	toHTML(HTMLGenerator htmlGenerator) Enables the testing routines to display the contents of this Object.
void	validate() Performs a limited validation of data.

Methods inherited from class java.lang.Object

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

Field Detail

POINT

private static Point2D.Double POINT

data

private ArrayList data

legendLabels

private ArrayList legendLabels

paints

private ArrayList paints

scatterPlotProperties

private ScatterPlotProperties scatterPlotProperties

numDataItems

private int numDataItems

Constructor Detail

ScatterPlotDataSet

public ScatterPlotDataSet(ScatterPlotProperties scatterPlotProperties)

Constructor

Parameters:

scatterPlotProperties -

Method Detail

getChartType

public final ChartType getChartType()

Returns the type constant that this data set should be plotted as.

Specified by:

getChartType in interface IAxisPlotDataSet

Returns:

ChartType

See Also:

ChartType

addDataPoints

public void addDataPoints(Point2D.Double[] points,
                          Paint paint,
                          String legendLabel)

Parameters:

points -

paint -

legendLabel -

validate

public void validate()
              throws ChartDataException

Performs a limited validation of data.

Specified by:

validate in interface IAxisPlotDataSet

Throws:

ChartDataException

getValue

public Point2D.Double getValue(int dataset,
                               int index)

Returns the value in the data set at the specified position.

Specified by:

getValue in interface IScatterPlotDataSet

Parameters:

dataset -

index -

Returns:

Point.Double

getLegendLabel

public final String getLegendLabel(int index)

Returns the legend label for the passed index. This index corresponds to the DataSet for which label you want.

Specified by:

getLegendLabel in interface IDataSet

Parameters:

index -

Returns:

String

getNumberOfLegendLabels

public int getNumberOfLegendLabels()

Returns the number of Legend Labels to display. This may not be the same as the number of Data Items, as in AxisCharts, or Data Sets, as in Pie Charts.

Specified by:

getNumberOfLegendLabels in interface IDataSet

Returns:

int

getPaint

public Paint getPaint(int index)

Returns the legend label for the passed index. This index corresponds to the DataSet for which label you want.

Specified by:

getPaint in interface IDataSet

Parameters:

index -

Returns:

Paint

getChartTypeProperties

public ChartTypeProperties getChartTypeProperties()

Description copied from interface: IDataSet

Returns ChartTypeProperties Object for the data set which will be typed into the specific chart type class.

Specified by:

getChartTypeProperties in interface IDataSet

Returns:

ChartTypeProperties

getNumberOfDataSets

public int getNumberOfDataSets()

Returns the number of elements in the data set.

Specified by:

getNumberOfDataSets in interface IAxisPlotDataSet

Returns:

int

getNumberOfDataItems

public int getNumberOfDataItems()

Returns the number of elements in the data set.

Specified by:

getNumberOfDataItems in interface IDataSet

Returns:

int

createPoint2DDouble

public static final Point2D.Double createPoint2DDouble()

Take advantage of the face Cloning performs better than creating new for highly used Objects.

Returns:

Point2D.Double

toHTML

public void toHTML(HTMLGenerator htmlGenerator)

Enables the testing routines to display the contents of this Object.

Specified by:

toHTML in interface HTMLTestable

Parameters:

htmlGenerator -