org.gvsig.chart.impl

Class AbstractChart

java.lang.Object

org.gvsig.tools.service.AbstractService

org.gvsig.chart.impl.AbstractChart

All Implemented Interfaces:

Cloneable, ChartService, Observable, Persistent, Service

Direct Known Subclasses:

AbstractXYChart, OverlayChart, PieChart

public abstract class AbstractChart
extends AbstractService
implements ChartService, Observable

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AbstractChart.RegisterPersistence

Field Summary

Fields

Modifier and Type	Field and Description
protected JFreeChart	chart
protected ChartEditorWrapper	chartEditorWrapper
protected ChartManager	chartManager
protected ChartProperties	chartProperties
protected ChartRenderer	chartRenderer
protected ChartRenderingInfo	chartRenderingInfo
protected ChartDataSet	dataSet
boolean	dataSetEmpty
protected List<ChartAxis>	domainAxis
protected boolean	isAChartSymbol
protected boolean	isDirty
protected boolean	isVisible
protected ChartLegendItem	legend
String	NO_DATA_MESSAGE
protected List<Observer>	observers
protected List<ValueAxis>	rangeAxis

Constructor Summary

Constructors

Constructor and Description
AbstractChart()

Method Summary

Methods

Modifier and Type	Method and Description
void	addChartRenderer(ChartRenderer renderer)
void	addDefaultChartRenderer(ChartRenderer renderer)
void	addObserver(Observer o)
boolean	canBeOverlayed() Determine if a Chart can share it plot area with others
ChartService	clone()
void	createChartLegendItems()
LegendTitle	createLegend(Graphics2D g, Rectangle r, org.jfree.chart.ChartRenderingInfo info)
ChartSerieEntity	createNewChartSerieEntity(Object item)
void	deleteObserver(Observer o)
void	deleteObservers()
protected List<Color>	getCategoriesPaint()
ChartDataSet	getChartDataSet() Obtains the ChartService's data that is used on the chart
ChartEditor	getChartEditor()
ChartLegendItem	getChartLegend()
List<ChartSerieEntity>	getChartLegendItems()
String	getChartName() Get the name of the service
ChartProperties	getChartProperties() Get the ChartService's definition using a ChartProperties object.
ChartRenderer	getChartRenderer() Returns a ChartRenderer using its ID
Map<String,ChartRenderer>	getChartRenderers() With this method, you can get all the available renderers to this type of ChartService.
ChartRenderingInfo	getChartRenderingInfo()
String	getChartType() Get the ChartService's type.
protected ChartRenderer	getDefaultChartRenderer()
List<ChartAxis>	getDomainAxis() Useful to get the DomainAxis of a ChartService
Object	getInnerChart() Useful to swing part.
protected JFreeChart	getInternalChart()
abstract LegendItemCollection	getLegendItemCollection()
protected boolean	getNullGroupIgnored()
protected Number	getNumber(Object obj)
List<ValueAxis>	getRangeAxis() Get the ValueAxis of a ChartService
abstract ChartRenderer	getRenderer() It gets the renderer used to drawn the chart.
protected String	getRequiredFieldValue(String name)
protected void	initializeRenderers()
protected boolean	isAChartSymbol()
boolean	isVisible() Check if it's visible or not
void	loadFromState(PersistentState state) Set the state of the object from the state passed as parameter.
void	loadSavedChartLegendItems()
void	notifyObservers(Observable observable)
void	refreshChart()
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
void	setAxisVisibles(boolean b)
void	setBackgroundPaint(float f) Defines the alpha value of the background (from 0.0 to 1.0)
void	setBackgroundPaint(Paint p) Defines an specific Paint to the chart's background
void	setCategoriesPaint(List<Color> colors)
void	setChartDataSet(ChartDataSet dataSet) Insert a ChartDataSet to the service
void	setChartLegend(ChartLegendItem legend)
void	setChartProperties(ChartProperties chartProperties)
protected void	setChartRenderingInfo(ChartRenderingInfo clone)
void	setDirty(boolean dirty)
void	setDomainAxis(ChartAxis axis) Assign a ChartAxis in a ChartService
void	setDomainAxis(List<ChartAxis> domainAxis) Assign a set of ChartAxis in a ChartService
void	setFontScaled(Font myScale)
protected void	setInnerChart(JFreeChart clone)
void	setIsAChartSymbol(boolean isASymbol)
protected void	setNullGroupIgnored(boolean ignored)
void	setRangeAxis(List<ValueAxis> rangeAxis) Assign a set of ValueAxis in a ChartService
void	setRangeAxis(ValueAxis axis) Assign a ValueAxis in a ChartService
void	setVisible(boolean isVisible) Set a flag to the ChartService to be visible or not
Object	toCategoryValue(int idSerie, int pixelY)
Object	toSerieValue(int idSerie, int pixelX)
int	toXPixelValue(int idSerie, Object value)
int	toYPixelValue(int idSerie, Object value)
void	update() Refresh chart information
protected abstract void	updateChartService()

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

getProvider, getProviderManager, getProviderServices, getServiceParameters, init

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gvsig.chart.ChartService

draw, hasDomainAxis, hasRangeAxis

Methods inherited from interface org.gvsig.tools.service.Service

getManager

Field Detail

NO_DATA_MESSAGE

public String NO_DATA_MESSAGE

observers

protected List<Observer> observers

chartManager

protected ChartManager chartManager

dataSetEmpty

public boolean dataSetEmpty

isAChartSymbol

protected boolean isAChartSymbol

chartProperties

protected ChartProperties chartProperties

chart

protected JFreeChart chart

chartRenderingInfo

protected ChartRenderingInfo chartRenderingInfo

dataSet

protected ChartDataSet dataSet

chartRenderer

protected ChartRenderer chartRenderer

domainAxis

protected List<ChartAxis> domainAxis

rangeAxis

protected List<ValueAxis> rangeAxis

legend

protected ChartLegendItem legend

isVisible

protected boolean isVisible

chartEditorWrapper

protected ChartEditorWrapper chartEditorWrapper

isDirty

protected boolean isDirty

Constructor Detail

AbstractChart

public AbstractChart()

Method Detail

initializeRenderers

protected void initializeRenderers()

setChartLegend

public void setChartLegend(ChartLegendItem legend)

Specified by:

setChartLegend in interface ChartService

isVisible

public boolean isVisible()

Description copied from interface: ChartService

Check if it's visible or not

Specified by:

isVisible in interface ChartService

Returns:

true if it's visible, false if it isn't

setVisible

public void setVisible(boolean isVisible)

Description copied from interface: ChartService

Set a flag to the ChartService to be visible or not

Specified by:

setVisible in interface ChartService

getDomainAxis

public List<ChartAxis> getDomainAxis()

Description copied from interface: ChartService

Useful to get the DomainAxis of a ChartService

Specified by:

getDomainAxis in interface ChartService

Returns:

all the DomainAxis (ChartAxis) that compounds the chart

getRequiredFieldValue

protected String getRequiredFieldValue(String name)

getNullGroupIgnored

protected boolean getNullGroupIgnored()

setNullGroupIgnored

protected void setNullGroupIgnored(boolean ignored)

getRangeAxis

public List<ValueAxis> getRangeAxis()

Description copied from interface: ChartService

Get the ValueAxis of a ChartService

Specified by:

getRangeAxis in interface ChartService

Returns:

all the (ValueAxis) that compounds the chart

getChartDataSet

public ChartDataSet getChartDataSet()

Description copied from interface: ChartService

Obtains the ChartService's data that is used on the chart

Specified by:

getChartDataSet in interface ChartService

Returns:

ChartDataSet

setChartDataSet

public void setChartDataSet(ChartDataSet dataSet)

Description copied from interface: ChartService

Insert a ChartDataSet to the service

Specified by:

setChartDataSet in interface ChartService

getChartEditor

public ChartEditor getChartEditor()

Specified by:

getChartEditor in interface ChartService

getChartRenderingInfo

public ChartRenderingInfo getChartRenderingInfo()

Specified by:

getChartRenderingInfo in interface ChartService

getChartProperties

public ChartProperties getChartProperties()

Description copied from interface: ChartService

Get the ChartService's definition using a ChartProperties object.

Specified by:

getChartProperties in interface ChartService

Returns:

ChartProperties

setChartProperties

public void setChartProperties(ChartProperties chartProperties)

getChartType

public String getChartType()

Description copied from interface: ChartService

Get the ChartService's type.

Specified by:

getChartType in interface ChartService

Returns:

a String with the ID of the kind of Service

getChartName

public String getChartName()

Description copied from interface: ChartService

Get the name of the service

Specified by:

getChartName in interface ChartService

Returns:

the ChartService's name

toSerieValue

public Object toSerieValue(int idSerie,
                  int pixelX)

Specified by:

toSerieValue in interface ChartService

toXPixelValue

public int toXPixelValue(int idSerie,
                Object value)

Specified by:

toXPixelValue in interface ChartService

toCategoryValue

public Object toCategoryValue(int idSerie,
                     int pixelY)

Specified by:

toCategoryValue in interface ChartService

toYPixelValue

public int toYPixelValue(int idSerie,
                Object value)

Specified by:

toYPixelValue in interface ChartService

getInnerChart

public Object getInnerChart()

Description copied from interface: ChartService

Useful to swing part. The idea is: If someone wants to implement his own ChartService using un underlaying library, the main object can be reached by this method. In our case, the object will be a JFreeChart, but if not, the Swing library can make its own cast.

Specified by:

getInnerChart in interface ChartService

Returns:

the inner object that the library uses to render.

getInternalChart

protected JFreeChart getInternalChart()

update

public void update()

Description copied from interface: ChartService

Refresh chart information

Specified by:

update in interface ChartService

refreshChart

public void refreshChart()

Specified by:

refreshChart in interface ChartService

updateChartService

protected abstract void updateChartService()

getRenderer

public abstract ChartRenderer getRenderer()

Description copied from interface: ChartService

It gets the renderer used to drawn the chart.

Specified by:

getRenderer in interface ChartService

Returns:

the ChartService's renderer

getNumber

protected Number getNumber(Object obj)

setBackgroundPaint

public void setBackgroundPaint(Paint p)

Description copied from interface: ChartService

Defines an specific Paint to the chart's background

Specified by:

setBackgroundPaint in interface ChartService

setBackgroundPaint

public void setBackgroundPaint(float f)

Description copied from interface: ChartService

Defines the alpha value of the background (from 0.0 to 1.0)

Specified by:

setBackgroundPaint in interface ChartService

Parameters:

f - alpha value

setRangeAxis

public void setRangeAxis(ValueAxis axis)

Description copied from interface: ChartService

Assign a ValueAxis in a ChartService

Specified by:

setRangeAxis in interface ChartService

setDomainAxis

public void setDomainAxis(ChartAxis axis)

Description copied from interface: ChartService

Assign a ChartAxis in a ChartService

Specified by:

setDomainAxis in interface ChartService

setRangeAxis

public void setRangeAxis(List<ValueAxis> rangeAxis)

Description copied from interface: ChartService

Assign a set of ValueAxis in a ChartService

Specified by:

setRangeAxis in interface ChartService

setDomainAxis

public void setDomainAxis(List<ChartAxis> domainAxis)

Description copied from interface: ChartService

Assign a set of ChartAxis in a ChartService

Specified by:

setDomainAxis in interface ChartService

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

getChartRenderers

public Map<String,ChartRenderer> getChartRenderers()

Description copied from interface: ChartService

With this method, you can get all the available renderers to this type of ChartService.

Specified by:

getChartRenderers in interface ChartService

Returns:

a Map with an ID and the Renderer.

getChartRenderer

public ChartRenderer getChartRenderer()

Description copied from interface: ChartService

Returns a ChartRenderer using its ID

Specified by:

getChartRenderer in interface ChartService

Returns:

the ChartRenderer with the ID indicated in the name

addChartRenderer

public void addChartRenderer(ChartRenderer renderer)

addDefaultChartRenderer

public void addDefaultChartRenderer(ChartRenderer renderer)

getDefaultChartRenderer

protected ChartRenderer getDefaultChartRenderer()

getChartLegend

public ChartLegendItem getChartLegend()

Specified by:

getChartLegend in interface ChartService

getChartLegendItems

public List<ChartSerieEntity> getChartLegendItems()

Specified by:

getChartLegendItems in interface ChartService

createChartLegendItems

public void createChartLegendItems()

Specified by:

createChartLegendItems in interface ChartService

loadSavedChartLegendItems

public void loadSavedChartLegendItems()

Specified by:

loadSavedChartLegendItems in interface ChartService

getLegendItemCollection

public abstract LegendItemCollection getLegendItemCollection()

addObserver

public void addObserver(Observer o)

Specified by:

addObserver in interface Observable

deleteObserver

public void deleteObserver(Observer o)

Specified by:

deleteObserver in interface Observable

deleteObservers

public void deleteObservers()

Specified by:

deleteObservers in interface Observable

notifyObservers

public void notifyObservers(Observable observable)

setAxisVisibles

public void setAxisVisibles(boolean b)

Specified by:

setAxisVisibles in interface ChartService

createLegend

public LegendTitle createLegend(Graphics2D g,
                       Rectangle r,
                       org.jfree.chart.ChartRenderingInfo info)

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

Returns:

true if can be overlayed, false if not

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

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

Throws:

PersistenceException

setChartRenderingInfo

protected void setChartRenderingInfo(ChartRenderingInfo clone)

setInnerChart

protected void setInnerChart(JFreeChart clone)

clone

public ChartService clone()

Specified by:

clone in interface ChartService

Overrides:

clone in class Object

setIsAChartSymbol

public void setIsAChartSymbol(boolean isASymbol)

Specified by:

setIsAChartSymbol in interface ChartService

isAChartSymbol

protected boolean isAChartSymbol()

getCategoriesPaint

protected List<Color> getCategoriesPaint()

setCategoriesPaint

public void setCategoriesPaint(List<Color> colors)

Specified by:

setCategoriesPaint in interface ChartService

createNewChartSerieEntity

public ChartSerieEntity createNewChartSerieEntity(Object item)

Specified by:

createNewChartSerieEntity in interface ChartService

setDirty

public void setDirty(boolean dirty)

Specified by:

setDirty in interface ChartService

setFontScaled

public void setFontScaled(Font myScale)

Specified by:

setFontScaled in interface ChartService