Class Node

java.lang.Object
  Node

public class Node

extends java.lang.Object

Constructor Summary

Node()
The no-arg constructor only declares the coordinates.

Node(int _iX, int _iY)
Instantiates the coordinates of the Node.

Node(int _iX, int _iY, int _iTop, int _iRight, int _iBottom, int _iLeft)
The full contructor, instantiates the coordinate and wall booleans on the four side's of the coordinate

Node(Node _nNode)

Node(Point _pPoint)
Instantiates the coordinates of the Node.

Node(Point _pPoint, int _iTop, int _iRight, int _iBottom, int _iLeft)
The full contructor, instantiates the coordinate and wall booleans on the four side's of the coordinate

Method Summary

boolean	allBordersKnown()
int	bordersFalseCount()
int	bordersUnknownCount()
int	borderValue(int _iDirection) Checks wheter a border exist at a given loaction
int	getBottom()
double	getF()
int	getG()
int	getH()
int	getLeft()
Node	getParent()
int	getRight()
int	getTop()
int	getX()
int	getY()
boolean	isPointEqual(Node _nNode) Checks wheter two Nodes have the same Coordinate
void	setBorder(int _iDirection, int _iValue) Sets the Wall yes or no at Top of gridcoordinate
void	setBottom(int _iBottom) Sets the Wall yes or no at Bottom of gridcoordinate
void	setG(int _iG) Sets the g(n) value
void	setH(int _iH) Sets the h(n) value
void	setLeft(int _iLeft) Sets the Wall yes or no at Left of gridcoordinate
void	setParent(Node _nNode) Sets the parent Node value
void	setRight(int _iRight) Sets the Wall yes or no at Right of gridcoordinate
void	setTop(int _iTop) Sets the Wall yes or no at Top of gridcoordinate
void	setX(int _iX) Sets the X coordinate
void	setY(int _iY) Sets the Y coordinate
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Node

public Node()

The no-arg constructor only declares the coordinates.

Node

public Node(Node _nNode)

Node

public Node(Point _pPoint)

Instantiates the coordinates of the Node.

Parameters:

_pPoint - location of the gridcoordinate

Node

public Node(int _iX,
            int _iY)

Instantiates the coordinates of the Node.

Parameters:

_iX - the X value of the coordinate

_iY - the Y value of the coordinate

Node

public Node(Point _pPoint,
            int _iTop,
            int _iRight,
            int _iBottom,
            int _iLeft)

The full contructor, instantiates the coordinate and wall booleans on the four side's of the coordinate

Parameters:

_pPoint - location of the gridcoordinate

_iTop - Wall yes or no at Top of gridcoordinate

_iRight - Wall yes or no at Right of gridcoordinate

_iBottom - Wall yes or no at Bottom of gridcoordinate

_iLeft - Wall yes or no at Left of gridcoordinate

Node

public Node(int _iX,
            int _iY,
            int _iTop,
            int _iRight,
            int _iBottom,
            int _iLeft)

The full contructor, instantiates the coordinate and wall booleans on the four side's of the coordinate

Parameters:

_iX - the X value of the coordinate

_iY - the Y value of the coordinate

_iTop - Wall yes or no at Top of gridcoordinate

_iRight - Wall yes or no at Right of gridcoordinate

_iBottom - Wall yes or no at Bottom of gridcoordinate

_iLeft - Wall yes or no at Left of gridcoordinate

Method Detail

isPointEqual

public boolean isPointEqual(Node _nNode)

Checks wheter two Nodes have the same Coordinate

Parameters:

_nNode - The Node that the current Node is compared with

Returns:

true if the coordinates are the same

borderValue

public int borderValue(int _iDirection)

Checks wheter a border exist at a given loaction

Parameters:

_iDirection - The direction we are looking at (1=top,2=right,3=left,4=left)

Returns:

true if the border exists

allBordersKnown

public boolean allBordersKnown()

bordersUnknownCount

public int bordersUnknownCount()

bordersFalseCount

public int bordersFalseCount()

getX

public int getX()

Returns:

The integer X coordinate

getY

public int getY()

Returns:

The integer Y coordinate

getH

public int getH()

Returns:

The integer h(n) value

getG

public int getG()

Returns:

The integer g(n) value

getF

public double getF()

Returns:

The integer f(n) value

getTop

public int getTop()

Returns:

The int value containing a wall at Topside of the coordinaat

getRight

public int getRight()

Returns:

The int value containing a wall at Rightside of the coordinaat

getBottom

public int getBottom()

Returns:

The int value containing a wall at Bottomside of the coordinaat

getLeft

public int getLeft()

Returns:

The int value containing a wall at Leftside of the coordinaat

getParent

public Node getParent()

Returns:

The parent-Node

setX

public void setX(int _iX)

Sets the X coordinate

Parameters:

_iX - the X value of the coordinate

setY

public void setY(int _iY)

Sets the Y coordinate

Parameters:

_iY - the Y value of the coordinate

setBorder

public void setBorder(int _iDirection,
                      int _iValue)

Sets the Wall yes or no at Top of gridcoordinate

setTop

public void setTop(int _iTop)

Sets the Wall yes or no at Top of gridcoordinate

Parameters:

_iTop - Wall yes or no at Top of gridcoordinate

setRight

public void setRight(int _iRight)

Sets the Wall yes or no at Right of gridcoordinate

Parameters:

_iRight - Wall yes or no at Right of gr_iTopidcoordinate

setBottom

public void setBottom(int _iBottom)

Sets the Wall yes or no at Bottom of gridcoordinate

Parameters:

_iBottom - Wall yes or no at Bottom of gridcoordinate

setLeft

public void setLeft(int _iLeft)

Sets the Wall yes or no at Left of gridcoordinate

Parameters:

_iLeft - Wall yes or no at Left of gridcoordinate

setG

public void setG(int _iG)

Sets the g(n) value

Parameters:

_iG - g(n)

setH

public void setH(int _iH)

Sets the h(n) value

Parameters:

_iH - h(n)

setParent

public void setParent(Node _nNode)

Sets the parent Node value

toString

public java.lang.String toString()

Returns:

A String with the coordinates placed in brackets.