org.joone.edit

Class LayerConnection

java.lang.Object

CH.ifa.draw.standard.AbstractFigure

CH.ifa.draw.figures.PolyLineFigure

CH.ifa.draw.figures.LineConnection

org.joone.edit.LayerConnection

All Implemented Interfaces:

ConnectionFigure, Figure, FigureChangeListener, Storable, java.io.Serializable, java.lang.Cloneable, java.util.EventListener, GenericFigure, UpdatableFigure

Direct Known Subclasses:

ChartHandleConnection, DesiredLayerConnection, ErrorLayerConnection, InputLayerConnection, InputPluginConnection, OutputPluginConnection, ValidationLayerConnection

public class LayerConnection
extends LineConnection
implements GenericFigure, UpdatableFigure

Graphic representation of a connection between two layers

See Also:

Serialized Form

Field Summary

Fields inherited from class CH.ifa.draw.figures.PolyLineFigure

ARROW_TIP_BOTH, ARROW_TIP_END, ARROW_TIP_NONE, ARROW_TIP_START

Fields inherited from interface CH.ifa.draw.framework.Figure

POPUP_MENU

Constructor Summary

Constructors

Constructor and Description
LayerConnection() Constructor

Method Summary

Modifier and Type	Method and Description
boolean	canConnect(Figure start, Figure end) determines if the two layers can be connected
boolean	canConnect(GenericFigure start, ConnectionFigure conn)
void	draw(java.awt.Graphics g) Draws the figure.
java.lang.Object	getParam(java.lang.Object key) Used to get a parameter by name
javax.swing.JPopupMenu	getPopupMenu(PropertySheet ps, DrawingView view) Get the popup menu for this connection.
Synapse	getSynapse() Get the internal Synapse object
Wrapper	getWrapper() Returns the wrapper for the Figure
void	handleConnect(Figure start, Figure end) handle the connection behaviour
void	handleDisconnect(Figure start, Figure end) handle the disconnection behaviour
java.util.Vector	handles() Gets the handles of the figure.
void	setParam(java.lang.Object key, java.lang.Object newParam) Sets a parameter of the synapse
void	setParams(java.util.Hashtable newParams) Used to set all parameters of the synapse
void	setSynapse(Synapse newMySynapse) Set the internal Synapse object
void	update()

Methods inherited from class CH.ifa.draw.figures.LineConnection

canConnect, connectEnd, connectsSame, connectStart, disconnectEnd, disconnectStart, end, endFigure, endPoint, endPoint, figureChanged, figureInvalidated, figureRemoved, figureRequestRemove, figureRequestUpdate, insertPointAt, layoutConnection, read, release, removePointAt, setPointAt, start, startFigure, startPoint, startPoint, updateConnection, write

Methods inherited from class CH.ifa.draw.figures.PolyLineFigure

addPoint, basicDisplayBox, connectorAt, containsPoint, displayBox, findSegment, getAttribute, getEndDecoration, getStartDecoration, isEmpty, joinSegments, locator, pointAt, pointCount, points, setAttribute, setEndDecoration, setStartDecoration, splitSegment

Methods inherited from class CH.ifa.draw.standard.AbstractFigure

addFigureChangeListener, addToContainer, center, changed, clone, connectedTextLocator, connectionInsets, connectorVisibility, decompose, displayBox, displayBox, figures, findFigureInside, includes, invalidate, listener, moveBy, removeFigureChangeListener, removeFromContainer, size, willChange

Methods inherited from class java.lang.Object

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

Methods inherited from interface CH.ifa.draw.framework.ConnectionFigure

joinSegments, pointAt, pointCount, splitSegment

Methods inherited from interface CH.ifa.draw.framework.Figure

addFigureChangeListener, addToContainer, basicDisplayBox, center, changed, clone, connectedTextLocator, connectionInsets, connectorAt, connectorVisibility, containsPoint, decompose, displayBox, displayBox, displayBox, figures, findFigureInside, getAttribute, includes, invalidate, isEmpty, listener, moveBy, removeFigureChangeListener, removeFromContainer, setAttribute, size, willChange

Constructor Detail

LayerConnection

public LayerConnection()

Constructor

Method Detail

handleConnect

public void handleConnect(Figure start,
                          Figure end)

handle the connection behaviour

Parameters:

start - starting layer

end - ending layer

handleDisconnect

public void handleDisconnect(Figure start,
                             Figure end)

handle the disconnection behaviour

Parameters:

start - starting layer

end - ending layer

canConnect

public boolean canConnect(Figure start,
                          Figure end)

determines if the two layers can be connected

Specified by:

canConnect in interface ConnectionFigure

Overrides:

canConnect in class LineConnection

Parameters:

start - starting layer

end - ending layer

Returns:

true if can be connected

handles

public java.util.Vector handles()

Description copied from class: LineConnection

Gets the handles of the figure. It returns the normal PolyLineHandles but adds ChangeConnectionHandles at the start and end.

Specified by:

handles in interface Figure

Overrides:

handles in class LineConnection

Returns:

a Vector of handles

See Also:

Handle

getSynapse

public Synapse getSynapse()

Get the internal Synapse object

Returns:

the Synapse represented

setSynapse

public void setSynapse(Synapse newMySynapse)

Set the internal Synapse object

Parameters:

newMySynapse - the Synapse to represent

getParam

public java.lang.Object getParam(java.lang.Object key)

Used to get a parameter by name

Specified by:

getParam in interface GenericFigure

Parameters:

key - the parameter's name

Returns:

the parameter's value

setParam

public void setParam(java.lang.Object key,
                     java.lang.Object newParam)

Sets a parameter of the synapse

Specified by:

setParam in interface GenericFigure

Parameters:

key - the parameter's name

newParam - The parameter's value

setParams

public void setParams(java.util.Hashtable newParams)

Used to set all parameters of the synapse

Specified by:

setParams in interface GenericFigure

Parameters:

newParams - java.util.Hashtable

getWrapper

public Wrapper getWrapper()

Returns the wrapper for the Figure

Specified by:

getWrapper in interface GenericFigure

Returns:

the Wrapper object

update

public void update()

Specified by:

update in interface UpdatableFigure

canConnect

public boolean canConnect(GenericFigure start,
                          ConnectionFigure conn)

Specified by:

canConnect in interface GenericFigure

draw

public void draw(java.awt.Graphics g)

Description copied from interface: Figure

Draws the figure.

Specified by:

draw in interface Figure

Overrides:

draw in class PolyLineFigure

Parameters:

g - the Graphics to draw into

getPopupMenu

public javax.swing.JPopupMenu getPopupMenu(PropertySheet ps,
                                           DrawingView view)

Get the popup menu for this connection. Put here all the popup menu items common to all the connections; override this method to differentiate the menu items.

Parameters:

ps - the property sheet to use in the Properties option.

Returns:

the popup menu.