com.ericsson.tic.vi
Class GraphNode

java.lang.Object
  com.ericsson.tic.vi.Pickable
      com.ericsson.tic.vi.GraphNode

All Implemented Interfaces:

Cloneable

public class GraphNode
extends Pickable
implements Cloneable

A node in a graph which is mapped onto a plane or onto a sphere/globe.

Version:

1.0 (2008-12-04)

Author:

Sami Matilainen

Field Summary

float[]	colorf Color as a 3f value (RGB)
boolean	expanded Indicates wheter this node is expanded or not.
int	id A unique identifier for this node.
Label	label A label associated with this node.
float	lat Latitude in degrees.
float	lon Longitutude in degrees.
float	rad Radius of globe.
float	speed The speed of this node.
String	title
NodeType	type The type of this node.
private float	weight The weight of this node (used for calculating tention between nodes)
float	x Current coordinate.
float	xPlanar Planar Coordinate (default -2 <= x < 2)
private float	xSpeed The speed of this node.
private float	xTarget The travel-target of this node.
float	xTex Texture coordinate (should correspond to planar coordinate)
float	xUser User Planar Coordinate (default -2 <= x < 2)
float	y Current coordinate.
float	yPlanar Planar Coordinate (default -1 <= y < 1)
private float	ySpeed The speed of this node.
private float	yTarget The travel-target of this node.
float	yTex Texture coordinate (should correspond to planar coordinate)
float	yUser User Planar Coordinate (default -1 <= y < 1)
float	z Current coordinate.
float	zPlanar Planar Coordinate (default z = 0.0)
private float	zSpeed The speed of this node.
private float	zTarget The travel-target of this node.
float	zUser User Planar Coordinate (default z = 0.0)

Fields inherited from class com.ericsson.tic.vi.Pickable

highlighted, pid

Constructor Summary

GraphNode(int id, NodeType type, String title)
Creates a node at coordinate 0, 0, 0 (on the map) Which corresponds to a longitude latitude position of 0 degrees lat, 0 degrees long.

GraphNode(int id, NodeType type, String title, float x, float y, float z)
Creates a node at coordinate x, y, z (on the map)

Method Summary

Object	clone() Clones this graph node.
void	moveTowardsTarget() Take a step towards the target.
private void	planarFromSpherical() Sets the planar coordinates from the spherical coordinates.
private void	planarFromTexture() Sets the planar coordinates from the texture coordinates.
void	print() Print out some of the more important attributes.
void	setPlanar(float xPlanar, float yPlanar, float zPlanar) Sets the coordinates of the node by using planar coordinates.
void	setSpeed(float speed) Set the speed of this node.
private void	setSpeedVector() Set the speedvector.
void	setSpeedVector(float speed) Set the speedvector.
void	setSpherical(float lon, float lat, float rad) Sets the coordinates of the node by using spherical coordinates.
void	setTarget(float xTarget, float yTarget, float zTarget) Sets the traveling target of this node.
void	setTargetOnGlobe() Sets the target on the globe surface.
void	setTargetOnPlane() Sets the target on the plane.
void	setUser(float xUser, float yUser, float zUser) Sets the user coordinates.
float[]	sphericalAsCarteesian() Return carteesian coordinates from spherical once.
private void	sphericalFromPlanar() Sets the spherical coordinates from the planar coordinates.
void	stopMoving() Stops moving.
private void	textureFromPlanar() Sets the texture coordinates from the planar coordinates.

Methods inherited from class com.ericsson.tic.vi.Pickable

newPID

Methods inherited from class java.lang.Object

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

Field Detail

id

public int id

A unique identifier for this node.

type

public NodeType type

The type of this node.

colorf

public float[] colorf

Color as a 3f value (RGB)

x

public float x

Current coordinate.

y

public float y

Current coordinate.

z

public float z

Current coordinate.

label

public Label label

A label associated with this node.

xPlanar

public float xPlanar

Planar Coordinate (default -2 <= x < 2)

yPlanar

public float yPlanar

Planar Coordinate (default -1 <= y < 1)

zPlanar

public float zPlanar

Planar Coordinate (default z = 0.0)

xUser

public float xUser

User Planar Coordinate (default -2 <= x < 2)

yUser

public float yUser

User Planar Coordinate (default -1 <= y < 1)

zUser

public float zUser

User Planar Coordinate (default z = 0.0)

xTex

public float xTex

Texture coordinate (should correspond to planar coordinate)

yTex

public float yTex

Texture coordinate (should correspond to planar coordinate)

lon

public float lon

Longitutude in degrees.

lat

public float lat

Latitude in degrees.

rad

public float rad

Radius of globe.

xTarget

private float xTarget

The travel-target of this node.

yTarget

private float yTarget

The travel-target of this node.

zTarget

private float zTarget

The travel-target of this node.

speed

public float speed

The speed of this node.

xSpeed

private float xSpeed

The speed of this node.

ySpeed

private float ySpeed

The speed of this node.

zSpeed

private float zSpeed

The speed of this node.

weight

private float weight

The weight of this node (used for calculating tention between nodes)

expanded

public boolean expanded

Indicates wheter this node is expanded or not.

title

public String title

Constructor Detail

GraphNode

public GraphNode(int id,
                 NodeType type,
                 String title)

Creates a node at coordinate 0, 0, 0 (on the map) Which corresponds to a longitude latitude position of 0 degrees lat, 0 degrees long.

Parameters:

id - the id of this node.

type - the type of this node.

GraphNode

public GraphNode(int id,
                 NodeType type,
                 String title,
                 float x,
                 float y,
                 float z)

Creates a node at coordinate x, y, z (on the map)

Parameters:

id - the id of this node.

type - the type of this node.

title - The Title of the node.

x - The x-coordinate. [-2 < x < 2]

y - The y-coordinate. [-1 < y < 1]

z - The z-coordinate should be 0

Method Detail

setUser

public void setUser(float xUser,
                    float yUser,
                    float zUser)

Sets the user coordinates.

Parameters:

xUser - The x coordinate.

yUser - The y coordinate.

zUser - The z coordinate.

setPlanar

public void setPlanar(float xPlanar,
                      float yPlanar,
                      float zPlanar)

Sets the coordinates of the node by using planar coordinates.

Parameters:

xPlanar - The x coordinate.

yPlanar - The y coordinate.

zPlanar - The z coordinate.

setSpherical

public void setSpherical(float lon,
                         float lat,
                         float rad)

Sets the coordinates of the node by using spherical coordinates.

Parameters:

lon - The longitude.

lat - The latitude.

rad - The radious of the Sphere/Globe/Earth..

planarFromSpherical

private void planarFromSpherical()

Sets the planar coordinates from the spherical coordinates.

sphericalFromPlanar

private void sphericalFromPlanar()

Sets the spherical coordinates from the planar coordinates.

textureFromPlanar

private void textureFromPlanar()

Sets the texture coordinates from the planar coordinates.

planarFromTexture

private void planarFromTexture()

Sets the planar coordinates from the texture coordinates.

setSpeed

public void setSpeed(float speed)

Set the speed of this node.

Parameters:

speed - The speed.

setSpeedVector

public void setSpeedVector(float speed)

Set the speedvector.

Parameters:

speed - The speed.

setSpeedVector

private void setSpeedVector()

Set the speedvector.

setTarget

public void setTarget(float xTarget,
                      float yTarget,
                      float zTarget)

Sets the traveling target of this node.

Parameters:

xTarget - The x coordinate of the target.

yTarget - The y coordinate of the target.

zTarget - The z coordinate of the target.

setTargetOnGlobe

public void setTargetOnGlobe()

Sets the target on the globe surface.

setTargetOnPlane

public void setTargetOnPlane()

Sets the target on the plane.

sphericalAsCarteesian

public float[] sphericalAsCarteesian()

Return carteesian coordinates from spherical once.

Returns:

A triple of carteesian coordinates. (x, y, z)

moveTowardsTarget

public void moveTowardsTarget()

Take a step towards the target. How long the step is depends on the speed.

stopMoving

public void stopMoving()

Stops moving.

print

public void print()

Print out some of the more important attributes. For debugging.

clone

public Object clone()
             throws CloneNotSupportedException

Clones this graph node.

Overrides:

clone in class Object

Throws:

CloneNotSupportedException