org.web3d.vrml.renderer.ogl.browser
Class PerFrameManager

java.lang.Object
  org.web3d.vrml.renderer.ogl.browser.PerFrameManager

Direct Known Subclasses:

ApplicationFrameManager, Xj3DClockRuntime

public abstract class PerFrameManager
extends java.lang.Object

The thread that looks after the update issues of every frame.

Even as this is a thread, it is not automatically started. The user is required to start it separately.

Version:

$Revision: 1.24 $

Author:

Justin Couch

Field Summary

protected BrowserCore	browser The BrowserCore holding this manager.
protected long	currentWallTime The current wall clock time that we are sending to people
protected ErrorReporter	errorReporter Reporter instance for handing out errors
protected EventModelEvaluator	eventModel The event model handler
protected long	lastWallTime The last clock tick.

Constructor Summary

PerFrameManager(EventModelEvaluator eme, BrowserCore core, long timeZero)
Construct a new manager for the given scene.

Method Summary

void	clockTick(long time) Notification that now is the time to evaluate the next time stamp.
void	setErrorReporter(ErrorReporter reporter) Register an error reporter with the engine so that any errors generated by the loading of script code can be reported in a nice, pretty fashion.
void	setEventModelStatusListener(EventModelStatusListener l) Set the eventModelStatus listener.
void	shutdown() Shut down the frame thread so that the code may exit.

Methods inherited from class java.lang.Object

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

Field Detail

errorReporter

protected ErrorReporter errorReporter

Reporter instance for handing out errors

eventModel

protected EventModelEvaluator eventModel

The event model handler

currentWallTime

protected long currentWallTime

The current wall clock time that we are sending to people

lastWallTime

protected long lastWallTime

The last clock tick. We don't bother sending if the diff is zero

browser

protected BrowserCore browser

The BrowserCore holding this manager.

Constructor Detail

PerFrameManager

public PerFrameManager(EventModelEvaluator eme,
                       BrowserCore core,
                       long timeZero)
                throws java.lang.IllegalArgumentException

Construct a new manager for the given scene. The manager starts with everything disabled.

Parameters:

core - The browser representation to send events to

eme - The evaluator to use

timeZero - The time to set as the initial zero time

Throws:

java.lang.IllegalArgumentException

Method Detail

setEventModelStatusListener

public void setEventModelStatusListener(EventModelStatusListener l)

Set the eventModelStatus listener.

Parameters:

l - The listener. Null will clear it.

clockTick

public void clockTick(long time)

Notification that now is the time to evaluate the next time stamp. to be run.

Parameters:

time - The timestamp to use in milliseconds

setErrorReporter

public void setErrorReporter(ErrorReporter reporter)

Register an error reporter with the engine so that any errors generated by the loading of script code can be reported in a nice, pretty fashion. Setting a value of null will clear the currently set reporter. If one is already set, the new value replaces the old.

Parameters:

reporter - The instance to use or null

shutdown

public void shutdown()

Shut down the frame thread so that the code may exit.