manifold.base
Class Glyph

java.lang.Object
  |
  +--manifold.base.Glyph

Direct Known Subclasses:

FGlyph

public abstract class Glyph

extends java.lang.Object

This is a Glyph (view) corresponding to a model data element. It subscribes to the model and listens to the important state changes.

Copyright (c) 2000 Rutgers, The State University of New Jersey

Since:

manifold %Version%

Version:

%Revision%

Field Summary

protected org.w3c.dom.Element	model_ The model data element corresponding to this Glyph.
static java.lang.String	TRANSFORM The transform property identifier
protected Viewer	viewer_ The viewer where this Glyph is rendered.
protected boolean	visible_ Variable telling if this glyph is visible or not.

Constructor Summary

Glyph()

Method Summary

abstract void	draw(Traversal t) Method which draws the glyph in a viewer.
org.w3c.dom.Element	getModel() Gets the model of this glyph.
Viewer	getViewer() Gets the parent viewer of this glyph.
boolean	isVisible() Determines whether this view is to be shown on the screen.
abstract void	pick(Traversal t) Method for determining of a glyph is picked.
void	setModel(org.w3c.dom.Element model) Sets the model of the glyph.
void	setViewer(Viewer viewer) Sets the parent viewer of this glyph.
void	setVisible(boolean visible) Sets the visible flag of this glyph.
abstract void	traverse(Traversal t) Support for traversal of the scenegraph.

Methods inherited from class java.lang.Object

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

Field Detail

TRANSFORM

public static final java.lang.String TRANSFORM

The transform property identifier

See Also:

Constant Field Values

model_

protected org.w3c.dom.Element model_

The model data element corresponding to this Glyph.

viewer_

protected Viewer viewer_

The viewer where this Glyph is rendered.

visible_

protected boolean visible_

Variable telling if this glyph is visible or not.

Constructor Detail

Glyph

public Glyph()

Method Detail

setModel

public void setModel(org.w3c.dom.Element model)

Sets the model of the glyph.

Parameters:

model - the model

getModel

public org.w3c.dom.Element getModel()

Gets the model of this glyph.

Returns:

the model

setViewer

public void setViewer(Viewer viewer)

Sets the parent viewer of this glyph.

Parameters:

viewer - the viewer

getViewer

public Viewer getViewer()

Gets the parent viewer of this glyph.

Returns:

the viewer

isVisible

public boolean isVisible()

Determines whether this view is to be shown on the screen.

Returns:

true if glyph is visible, else false

setVisible

public void setVisible(boolean visible)

Sets the visible flag of this glyph.

Parameters:

visible - true if glyph is to be visible, else false

traverse

public abstract void traverse(Traversal t)

Support for traversal of the scenegraph.

Parameters:

t - keeps the state of the traversal

draw

public abstract void draw(Traversal t)

Method which draws the glyph in a viewer. Called upon a draw traversal of the scenegraph.

Parameters:

t - keeps the state of the traversal

pick

public abstract void pick(Traversal t)

Method for determining of a glyph is picked. Called upon a pick traversal of the scenegraph.

Parameters:

t - keeps the state of the traversal