smithers.logicpuzzles
Class MosaicState

java.lang.Object
  smithers.logicpuzzles.MosaicState

All Implemented Interfaces:

PuzzleState<Mosaic>

public class MosaicState
extends java.lang.Object
implements PuzzleState<Mosaic>

Represents a state of a mosaic puzzle.

Constructor Summary

MosaicState(Mosaic puzzle)
Constructs a state for the specified puzzle.

Method Summary

void	clearState() Clears the state of the puzzle.
Mosaic	getPuzzle() Returns the puzzle which this is a state of.
int	getState(int row, int column) Gets the state of the specified cell.
boolean	isSolved() Determines whether or not the puzzle has been completely solved.
void	setState(int row, int column, int state) Adds to the attempt at solving the puzzle.
java.lang.String	toString() Generates a String representing the current situation of the puzzle.

Methods inherited from class java.lang.Object

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

Constructor Detail

MosaicState

public MosaicState(Mosaic puzzle)

Constructs a state for the specified puzzle.

Parameters:

puzzle - the puzzle that this is a state of

Method Detail

getPuzzle

public Mosaic getPuzzle()

Description copied from interface: PuzzleState

Returns the puzzle which this is a state of.

Specified by:

getPuzzle in interface PuzzleState<Mosaic>

Returns:

the Puzzle which this PuzzleState relates to.

getState

public int getState(int row,
                    int column)

Gets the state of the specified cell.

Parameters:

row - the row index (from 0)

column - the column index (from 0)

Returns:

0 if the cell is white, 1 if black, or -1 if unknown

setState

public void setState(int row,
                     int column,
                     int state)

Adds to the attempt at solving the puzzle.

Parameters:

row - the row index (from 0)

column - the column index (from 0)

state - 1 to set coloured, 0 for not coloured, or -1 to reset

clearState

public void clearState()

Clears the state of the puzzle.

isSolved

public boolean isSolved()

Description copied from interface: PuzzleState

Determines whether or not the puzzle has been completely solved.

Specified by:

isSolved in interface PuzzleState<Mosaic>

Returns:

true iff the puzzle has been completely solved

toString

public java.lang.String toString()

Generates a String representing the current situation of the puzzle. Represents filled as '#', unfilled as '.' and unsure as ' '.

Specified by:

toString in interface PuzzleState<Mosaic>

Overrides:

toString in class java.lang.Object

Returns:

a String representing the state