be.ceau.chart

Class PieChart

java.lang.Object

be.ceau.chart.PieChart

All Implemented Interfaces:

Chart

public class PieChart
extends Object
implements Chart

Constructor Summary

Constructors

Constructor and Description
PieChart()
PieChart(PieData data)
PieChart(PieData data, PieOptions options)

Method Summary

Modifier and Type	Method and Description
static PieData	data() Static factory, constructs an Data implementation appropriate for a PieChart.
PieData	getData()
PieOptions	getOptions()
String	getType()
boolean	isDrawable() Optional check to determine whether the current state of this Chart implementation instance will generate a drawable JSON string.
static PieOptions	options() Static factory, constructs an Options implementation appropriate for a PieChart.
PieChart	setData(PieData data)
PieChart	setOptions(PieOptions options)
String	toJson() Convert this instance to Json for use with Chart.js library.

Methods inherited from class java.lang.Object

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

Constructor Detail

PieChart

public PieChart()

PieChart

public PieChart(PieData data)

PieChart

public PieChart(PieData data,
                PieOptions options)

Method Detail

data

public static PieData data()

Static factory, constructs an Data implementation appropriate for a PieChart.

Returns:

a new PieData instance

options

public static PieOptions options()

Static factory, constructs an Options implementation appropriate for a PieChart.

Returns:

a new PieOptions instance

getData

public PieData getData()

setData

public PieChart setData(PieData data)

getOptions

public PieOptions getOptions()

setOptions

public PieChart setOptions(PieOptions options)

getType

public String getType()

Specified by:

getType in interface Chart

Returns:

type of this Chart implementation for proper drawing in JavaScript.

toJson

public String toJson()

Description copied from interface: Chart

Convert this instance to Json for use with Chart.js library.

Specified by:

toJson in interface Chart

Returns:

json representation of this Chart

isDrawable

public boolean isDrawable()

Optional check to determine whether the current state of this Chart implementation instance will generate a drawable JSON string.

Implementations provide a best-effort evaluation, and can not guarantee that the serialized chart will be rendered correctly.

PieChart is drawable if at least one dataset has at least one data point.

Specified by:

isDrawable in interface Chart

Returns:

true if this Chart is drawable in its current state