org.gvsig.chart.base.pie

Class PieChart

java.lang.Object

org.gvsig.tools.service.AbstractService

org.gvsig.chart.impl.AbstractChart

org.gvsig.chart.base.pie.PieChart

All Implemented Interfaces:

Cloneable, ChartService, Observable, Persistent, Service

public class PieChart
extends AbstractChart

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PieChart.RegisterPersistence

Field Summary

Fields

Modifier and Type	Field and Description
protected DefaultCategoryDataset	dataSet

Fields inherited from class org.gvsig.chart.impl.AbstractChart

chart, chartEditorWrapper, chartManager, chartProperties, chartRenderer, chartRenderingInfo, dataSetEmpty, domainAxis, isAChartSymbol, isDirty, isVisible, legend, NO_DATA_MESSAGE, observers, rangeAxis

Constructor Summary

Constructors

Constructor and Description
PieChart()
PieChart(PieChartProperties chartProps)

Method Summary

Modifier and Type	Method and Description
boolean	canBeOverlayed() Determine if a Chart can share it plot area with others
void	draw(Graphics2D g, Rectangle r) This method draws a ChartService in a specific area.
LegendItemCollection	getLegendItemCollection()
Manager	getManager() Returns a reference to the Manager which manages this server.
protected ProviderManager	getProviderManager() Returns the reference to the ProviderManager.
ChartRenderer	getRenderer() It gets the renderer used to drawn the chart.
boolean	hasDomainAxis() Check if it has a DomainAxis (ChartAxis)
boolean	hasRangeAxis() Check if it has a RangeAxis (ValueAxis)
protected void	initializeRenderers()
void	loadFromState(PersistentState state) Set the state of the object from the state passed as parameter.
void	saveToState(PersistentState state) Saves the internal state of the object on the provided PersistentState object.
void	scaleFonts(double ratio) Method used to scale the fonts to be readable when the chart is resized
protected void	updateChartService()

Methods inherited from class org.gvsig.chart.impl.AbstractChart

addChartRenderer, addDefaultChartRenderer, addObserver, clone, createChartLegendItems, createLegend, createNewChartSerieEntity, deleteObserver, deleteObservers, getCategoriesPaint, getChartDataSet, getChartEditor, getChartLegend, getChartLegendItems, getChartName, getChartProperties, getChartRenderer, getChartRenderers, getChartRenderingInfo, getChartType, getDefaultChartRenderer, getDomainAxis, getInnerChart, getInternalChart, getNullGroupIgnored, getNumber, getRangeAxis, getRequiredFieldValue, isAChartSymbol, isVisible, loadSavedChartLegendItems, notifyObservers, refreshChart, setAxisVisibles, setBackgroundPaint, setBackgroundPaint, setCategoriesPaint, setChartDataSet, setChartLegend, setChartProperties, setChartRenderingInfo, setDirty, setDomainAxis, setDomainAxis, setFontScaled, setInnerChart, setIsAChartSymbol, setNullGroupIgnored, setRangeAxis, setRangeAxis, setVisible, toCategoryValue, toSerieValue, toXPixelValue, toYPixelValue, update

Methods inherited from class org.gvsig.tools.service.AbstractService

getProvider, getProviderServices, getServiceParameters, init

Methods inherited from class java.lang.Object

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

Field Detail

dataSet

protected DefaultCategoryDataset dataSet

Constructor Detail

PieChart

public PieChart()
         throws ServiceException

Throws:

ServiceException

PieChart

public PieChart(PieChartProperties chartProps)

Method Detail

initializeRenderers

protected void initializeRenderers()

Overrides:

initializeRenderers in class AbstractChart

getManager

public Manager getManager()

Description copied from interface: Service

Returns a reference to the Manager which manages this server.

Returns:

the server's Manager

getProviderManager

protected ProviderManager getProviderManager()

Description copied from class: AbstractService

Returns the reference to the ProviderManager.

Specified by:

getProviderManager in class AbstractService

Returns:

the ProviderManager

scaleFonts

public void scaleFonts(double ratio)

Description copied from interface: ChartService

Method used to scale the fonts to be readable when the chart is resized

Specified by:

scaleFonts in interface ChartService

Overrides:

scaleFonts in class AbstractChart

draw

public void draw(Graphics2D g,
                 Rectangle r)

Description copied from interface: ChartService

This method draws a ChartService in a specific area.

updateChartService

protected void updateChartService()

Specified by:

updateChartService in class AbstractChart

getRenderer

public ChartRenderer getRenderer()

Description copied from interface: ChartService

It gets the renderer used to drawn the chart.

Specified by:

getRenderer in interface ChartService

Specified by:

getRenderer in class AbstractChart

Returns:

the ChartService's renderer

hasDomainAxis

public boolean hasDomainAxis()

Description copied from interface: ChartService

Check if it has a DomainAxis (ChartAxis)

Returns:

a boolean depending if it has a DomainAxis or not

hasRangeAxis

public boolean hasRangeAxis()

Description copied from interface: ChartService

Check if it has a RangeAxis (ValueAxis)

Returns:

a boolean depending if it has a RangeAxis or not

canBeOverlayed

public boolean canBeOverlayed()

Description copied from interface: ChartService

Determine if a Chart can share it plot area with others

Specified by:

canBeOverlayed in interface ChartService

Overrides:

canBeOverlayed in class AbstractChart

Returns:

true if can be overlayed, false if not

getLegendItemCollection

public LegendItemCollection getLegendItemCollection()

Specified by:

getLegendItemCollection in class AbstractChart

saveToState

public void saveToState(PersistentState state)
                 throws PersistenceException

Description copied from interface: Persistent

Saves the internal state of the object on the provided PersistentState object.

Specified by:

saveToState in interface Persistent

Overrides:

saveToState in class AbstractChart

Throws:

PersistenceException

loadFromState

public void loadFromState(PersistentState state)
                   throws PersistenceException

Description copied from interface: Persistent

Set the state of the object from the state passed as parameter.

Specified by:

loadFromState in interface Persistent

Overrides:

loadFromState in class AbstractChart

Throws:

PersistenceException