maze.structure
Class MazeCell

java.lang.Object
  java.util.Observable
      maze.structure.MazeCell

Direct Known Subclasses:

MazeCellEmpty, MazeCellWall

public abstract class MazeCell

extends java.util.Observable

A single Cell within the Maze.

Field Summary

static int	BLACK This cell is Black.
static int	BLANK This cell has not had a color assigned.
static int	RED This cell is Red.
boolean	special Is this a specially-colored cell?
protected int	theColor The color of this cell, either BLANK, RED or BLACK.
Coordinate	theLocation The Coordinate location of this Cell.

Constructor Summary

MazeCell()

Method Summary

abstract void	drawFloor(java.awt.Graphics g) Draws the floor color of this cell.
abstract void	drawWall(java.awt.Graphics g) Draw the bounding walls of this Cell.
int	getColor() Gets the Color for this cell.
void	setColor(int c) Sets the color for this cell.
void	setCoord(Coordinate c) Set the Coordinate for this Cell
void	setGeoCoord(MazeGeometry g, Coordinate c) Set the Geometry and the Coordinate.
void	setGeometry(MazeGeometry g) Sets the MazeGeometry of this Cell.
void	special() Defines this cell as "special".
abstract java.lang.String	toString() Returns the String representation for this cell.
abstract boolean	used() Returns true if this cell is used.

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Field Detail

theLocation

public Coordinate theLocation

The Coordinate location of this Cell.

special

public boolean special

Is this a specially-colored cell?

BLANK

public static final int BLANK

This cell has not had a color assigned.

See Also:

Constant Field Values

RED

public static final int RED

This cell is Red.

See Also:

Constant Field Values

BLACK

public static final int BLACK

This cell is Black.

See Also:

Constant Field Values

theColor

protected int theColor

The color of this cell, either BLANK, RED or BLACK. This is used for a variety of things. MazeFillerRetry, for instance, uses this when trying to retry when the path is blocked by itself.

Constructor Detail

MazeCell

public MazeCell()

Method Detail

drawFloor

public abstract void drawFloor(java.awt.Graphics g)

Draws the floor color of this cell.

Parameters:

g - Graphics context.

drawWall

public abstract void drawWall(java.awt.Graphics g)

Draw the bounding walls of this Cell.

Parameters:

g - Graphics context.

setGeometry

public void setGeometry(MazeGeometry g)

Sets the MazeGeometry of this Cell.

Parameters:

g - A RectGeometry.

setCoord

public void setCoord(Coordinate c)

Set the Coordinate for this Cell

Parameters:

c - Coordinate for this cell.

setGeoCoord

public void setGeoCoord(MazeGeometry g,
                        Coordinate c)

Set the Geometry and the Coordinate.

Parameters:

g - MazeGeometry for this cell.

c - Coordinate for this cell.

special

public void special()

Defines this cell as "special".

used

public abstract boolean used()

Returns true if this cell is used.

Returns:

True if this Cell has been used.

getColor

public int getColor()

Gets the Color for this cell. One of BLANK, RED or BLACK.

Returns:

The color of this cell.

setColor

public void setColor(int c)

Sets the color for this cell. One of BLANK, RED or BLACK.

Parameters:

c - int color code, one of BLANK, RED or BLACK.

toString

public abstract java.lang.String toString()

Returns the String representation for this cell.

Returns:

String description of this cell.