com.hp.hpl.guess.layout
Class Physics

java.lang.Object
  edu.uci.ics.jung.visualization.AbstractLayout
      com.hp.hpl.guess.layout.Physics

All Implemented Interfaces:

ChangeEventSupport, Layout, VertexLocationFunction

public class Physics

extends AbstractLayout

a port of http://www.schmuhl.org/graphopt/

Author:

Hacked by Eytan Adar for Guess

Field Summary

boolean

done

Constructor Summary

Physics(Graph g, boolean gather)

Method Summary

void	advance()
void	advancePositions()
boolean	all_connections_in_lower_layer(Set s, int layer_number)
void	apply_electrical_force(Node other_node, Node this_node, double distance)
void	apply_spring_force(Node other_node, Node this_node)
void	assign_layers(List nodes)
Coordinates	determine_electric_axal_forces(double directed_force, double distance, Node otherN, Node thisN)
Coordinates	determine_spring_axal_forces(double directed_force, double distance, int spring_length, Node other_node, Node this_node)
double	distance_between(Node node1, Node node2)
boolean	every_node_is_in_a_layer(List my_nodes)
void	gather_nodes_with_layer(List my_nodes, int which_layer)
Coordinates	getCoordinates(Node v)
double	getX(Vertex n)
double	getY(Vertex n)
boolean	incrementsAreDone()
void	initialize_local_vertex(Vertex v)
void	initialize_local()
boolean	isIncremental()
void	move_nodes(List my_nodes)
int	nodes_not_in_lower_layer(Set these_nodes, int layer_number)
void	seperateNodes(List my_nodes)

Methods inherited from class edu.uci.ics.jung.visualization.AbstractLayout

addChangeListener, applyFilter, dontMove, fireStateChanged, forceMove, getBaseKey, getChangeListeners, getCoordinates, getCurrentSize, getEdge, getEdge, getGraph, getLocation, getStatus, getVertex, getVertex, getVertexIterator, getVisibleEdges, getVisibleVertices, initialize, initialize, lockVertex, removeChangeListener, resize, restart, unlockVertex

Methods inherited from class java.lang.Object

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

Field Detail

done

public boolean done

Constructor Detail

Physics

public Physics(Graph g,
               boolean gather)

Method Detail

advancePositions

public void advancePositions()

seperateNodes

public void seperateNodes(List my_nodes)

advance

public void advance()

apply_electrical_force

public void apply_electrical_force(Node other_node,
                                   Node this_node,
                                   double distance)

apply_spring_force

public void apply_spring_force(Node other_node,
                               Node this_node)

move_nodes

public void move_nodes(List my_nodes)

distance_between

public double distance_between(Node node1,
                               Node node2)

determine_electric_axal_forces

public Coordinates determine_electric_axal_forces(double directed_force,
                                                  double distance,
                                                  Node otherN,
                                                  Node thisN)

determine_spring_axal_forces

public Coordinates determine_spring_axal_forces(double directed_force,
                                                double distance,
                                                int spring_length,
                                                Node other_node,
                                                Node this_node)

assign_layers

public void assign_layers(List nodes)

all_connections_in_lower_layer

public boolean all_connections_in_lower_layer(Set s,
                                              int layer_number)

every_node_is_in_a_layer

public boolean every_node_is_in_a_layer(List my_nodes)

nodes_not_in_lower_layer

public int nodes_not_in_lower_layer(Set these_nodes,
                                    int layer_number)

gather_nodes_with_layer

public void gather_nodes_with_layer(List my_nodes,
                                    int which_layer)

getX

public double getX(Vertex n)

getY

public double getY(Vertex n)

getCoordinates

public Coordinates getCoordinates(Node v)

incrementsAreDone

public boolean incrementsAreDone()

initialize_local_vertex

public void initialize_local_vertex(Vertex v)

initialize_local

public void initialize_local()

isIncremental

public boolean isIncremental()