cern.extjfx.chart.data

Interface ChartData<X extends Number,Y extends Number>

Type Parameters:

X - type of X values

Y - type of Y values

All Superinterfaces:

Observable

All Known Implementing Classes:

ArrayData, ListData

public interface ChartData<X extends Number,Y extends Number>
extends Observable

Holder for data (X and Y) that can be displayed in chart. The primary purpose of this interface is data reduction by the DataReducingObservableList.

Method Summary

Modifier and Type	Method and Description
XYChart.Data<X,Y>	get(int index) Returns data element at specified position.
double	getXAsDouble(int index) Returns the X coordinate of the data at specified position.
double	getYAsDouble(int index) Returns the Y coordinate of the data at specified position.
int	size() Returns the number of XYChart.Data elements.

Methods inherited from interface javafx.beans.Observable

addListener, removeListener

Method Detail

size

int size()

Returns the number of XYChart.Data elements.

Returns:

the number of data elements

getXAsDouble

double getXAsDouble(int index)

Returns the X coordinate of the data at specified position.

Parameters:

index - index of the X coordinate to be returned

Returns:

X coordinate at given index

getYAsDouble

double getYAsDouble(int index)

Returns the Y coordinate of the data at specified position.

Parameters:

index - index of the Y coordinate to be returned

Returns:

Y coordinate at given index

get

XYChart.Data<X,Y> get(int index)

Returns data element at specified position.

Parameters:

index - element index, between 0 and size - 1

Returns:

element at specified position