route.java

这是几个JAVA和VRML结合的实例

import vrml.*;
import vrml.field.*;
import vrml.node.*;

public class route extends Script 
{

	private SFBool status;      
	Browser myBrowser;
	Node position;
	Node position2;
	Node ball;

	public void initialize()
	{
	    	myBrowser=getBrowser();
		
		status=(SFBool)getField("status");
		position=(Node)((SFNode)getField("position")).getValue();
		position2=(Node)((SFNode)getField("position2")).getValue();
		ball=(Node)((SFNode)getField("ball")).getValue();
		myBrowser.addRoute(position,"value_changed",ball,"set_translation");
	}	

	public void processEvent(Event e) 
	{
	 ConstSFBool value = (ConstSFBool)e.getValue();
	if(value.getValue())
	{
		if(status.getValue())
		{
 		myBrowser.deleteRoute(position2,"value_changed",ball,"translation");
		myBrowser.addRoute(position,"value_changed",ball,"translation");				}
		else
		{		
		myBrowser.deleteRoute(position,"value_changed",ball,"translation");	
		myBrowser.addRoute(position2,"value_changed",ball,"translation");				}
		status.setValue(!status.getValue());	
  	}
  	}
}