com.jgraph.editor.factory
Class JGraphEditorToolbox.MarqueeRedirector

java.lang.Object
  org.jgraph.graph.BasicMarqueeHandler
      com.jgraph.editor.factory.JGraphEditorToolbox.MarqueeRedirector

Enclosing class:

JGraphEditorToolbox

public class JGraphEditorToolbox.MarqueeRedirector

extends org.jgraph.graph.BasicMarqueeHandler

A class that redirects marquee events to the marquee handler it replaces or to the selection tool of the enclosing toolbox depending on the return value of BasicMarqueeHandler.isForceMarqueeEvent(MouseEvent) of the JGraphEditorToolbox.previousMarqueeHandler.

Field Summary

protected boolean

redirect Indicates whether the initial isForceMarqueeEvent returned true.

Fields inherited from class org.jgraph.graph.BasicMarqueeHandler

currentPoint, marqueeBounds, previousCursor, startPoint

Constructor Summary

JGraphEditorToolbox.MarqueeRedirector()

Method Summary

boolean	isForceMarqueeEvent(MouseEvent event) Returns true if the tool wants to take control of an interaction, ie.
void	mouseDragged(MouseEvent event) Overrides the basic marquee handler by redirecting to the previous marquee handler or selection tool's mouseDragged method.
void	mouseMoved(MouseEvent event) Overrides the basic marquee handler to display the selection tool cursor and redirect to the selection tool.
void	mousePressed(MouseEvent event) Overrides the basic marquee handler by redirecting to the previous marquee handler or selection tool's mousePressed method.
void	mouseReleased(MouseEvent event) Overrides the basic marquee handler by redirecting to the previous marquee handler or selection tool's mouseReleased method.
void	overlay(org.jgraph.JGraph graph, Graphics g, boolean clear) Overrides the overlay method to redirect to the selection tool.
void	paint(org.jgraph.JGraph graph, Graphics g) Overrides the paint method to redirect to the selection tool.

Methods inherited from class org.jgraph.graph.BasicMarqueeHandler

getCurrentPoint, getGraphForEvent, getMarqueeBounds, getPreviousCursor, getStartPoint, handleMarqueeEvent, isMarqueeTriggerEvent, processMouseDraggedEvent, setCurrentPoint, setMarqueeBounds, setPreviousCursor, setStartPoint

Methods inherited from class java.lang.Object

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

Field Detail

redirect

protected boolean redirect

Indicates whether the initial isForceMarqueeEvent returned true.

Constructor Detail

JGraphEditorToolbox.MarqueeRedirector

public JGraphEditorToolbox.MarqueeRedirector()

Method Detail

isForceMarqueeEvent

public boolean isForceMarqueeEvent(MouseEvent event)

Returns true if the tool wants to take control of an interaction, ie. if it handles the sequence of events, or if the previous marquee handler wants to do so.

Parameters:

event - The object that describes the event.

Returns:

Returns the true if the event is handled.

mousePressed

public void mousePressed(MouseEvent event)

Overrides the basic marquee handler by redirecting to the previous marquee handler or selection tool's mousePressed method.

Parameters:

event - The object that describes the event.

mouseDragged

public void mouseDragged(MouseEvent event)

Overrides the basic marquee handler by redirecting to the previous marquee handler or selection tool's mouseDragged method.

Parameters:

event - The object that describes the event.

mouseReleased

public void mouseReleased(MouseEvent event)

Overrides the basic marquee handler by redirecting to the previous marquee handler or selection tool's mouseReleased method.

Parameters:

event - The object that describes the event.

mouseMoved

public void mouseMoved(MouseEvent event)

Overrides the basic marquee handler to display the selection tool cursor and redirect to the selection tool.

Parameters:

event - The object that describes the event.

paint

public void paint(org.jgraph.JGraph graph,
                  Graphics g)

Overrides the paint method to redirect to the selection tool.

Parameters:

graph - The graph to perform the preview in.

g - The graphics object to be used for painting.

overlay

public void overlay(org.jgraph.JGraph graph,
                    Graphics g,
                    boolean clear)

Overrides the overlay method to redirect to the selection tool.

Parameters:

graph - The graph to perform the preview in.

g - The graphics object to be used for painting.

clear - Specifies if the canvas should be cleared.