org.jscience.architecture.traffic.tools
Class RoadAction

java.lang.Object
  org.jscience.architecture.traffic.tools.RoadAction

All Implemented Interfaces:

ToolAction

public class RoadAction
extends java.lang.Object
implements ToolAction

This implements create road user action

Field Summary

protected int	alphaConPos DOCUMENT ME!
protected Node	alphaNode DOCUMENT ME!
protected java.awt.Point	alphaPoint DOCUMENT ME!
protected int	betaConPos DOCUMENT ME!
protected static int	MIN_TURN_DISTANCE DOCUMENT ME!
protected EditModel	model DOCUMENT ME!
protected java.awt.Point	mousePoint DOCUMENT ME!
protected java.awt.Point	startPoint DOCUMENT ME!
protected java.util.Vector	turnPoints DOCUMENT ME!

Constructor Summary

RoadAction(EditModel em)
Creates a new RoadAction object.

Method Summary

boolean	beingUsed() DOCUMENT ME!
protected Road	createRoad(Node alpha, Node beta) DOCUMENT ME!
protected int	getBestConPosition(Node node, java.awt.Point pa, java.awt.Point pb) DOCUMENT ME!
void	moveAction(View view, java.awt.Point p) Moves the current mouse point
boolean	nextAction(View view, java.awt.Point p) Performs a step in creating a road at given point.
void	paint(java.awt.Graphics g) Paints a graphical representation of the status of this action
void	reset() DOCUMENT ME!
boolean	startAction(View view, java.awt.Point p) Starts creating a road at given point

Methods inherited from class java.lang.Object

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

Field Detail

MIN_TURN_DISTANCE

protected static final int MIN_TURN_DISTANCE

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See Also:

Constant Field Values

model

protected EditModel model

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alphaNode

protected Node alphaNode

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startPoint

protected java.awt.Point startPoint

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mousePoint

protected java.awt.Point mousePoint

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alphaPoint

protected java.awt.Point alphaPoint

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turnPoints

protected java.util.Vector turnPoints

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alphaConPos

protected int alphaConPos

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betaConPos

protected int betaConPos

DOCUMENT ME!

Constructor Detail

RoadAction

public RoadAction(EditModel em)

Creates a new RoadAction object.

Parameters:

em - DOCUMENT ME!

Method Detail

beingUsed

public boolean beingUsed()

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Specified by:

beingUsed in interface ToolAction

Returns:

DOCUMENT ME!

reset

public void reset()

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startAction

public boolean startAction(View view,
                           java.awt.Point p)

Starts creating a road at given point

Parameters:

view - The main view. Needed to convert coordinates

p - The point to start the new road at

Returns:

False if no node was found at the given point (and the action could not be started consequently)

nextAction

public boolean nextAction(View view,
                          java.awt.Point p)

Performs a step in creating a road at given point. If a node was found at the given point, the road is created and the action ends. Otherwise a turn is added using the given point.

Parameters:

view - DOCUMENT ME!

p - The point

Returns:

False if the action was ended without creating a road.

moveAction

public void moveAction(View view,
                       java.awt.Point p)

Moves the current mouse point

Parameters:

view - DOCUMENT ME!

p - The new position of the mouse cursor

paint

public void paint(java.awt.Graphics g)

Paints a graphical representation of the status of this action

Parameters:

g - The Graphics object to paint on

getBestConPosition

protected int getBestConPosition(Node node,
                                 java.awt.Point pa,
                                 java.awt.Point pb)
                          throws CannotConnectException,
                                 InfraException

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Parameters:

node - DOCUMENT ME!

pa - DOCUMENT ME!

pb - DOCUMENT ME!

Returns:

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Throws:

CannotConnectException - DOCUMENT ME!

InfraException - DOCUMENT ME!

createRoad

protected Road createRoad(Node alpha,
                          Node beta)
                   throws InfraException

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Parameters:

alpha - DOCUMENT ME!

beta - DOCUMENT ME!

Returns:

DOCUMENT ME!

Throws:

InfraException - DOCUMENT ME!