/**
* Solves the board and returns the solutions and paths
*
* @param dictionary: dictionary to check against when testing words
*
* @return: A dictionary of all the solutions mapping to a 2D Boolean array indicating the path
*/
public SortedDictionary <String, Boolean[, ]> Solve(BoggleDictionary dictionary)
{
SortedDictionary <String, Boolean[, ]> solutionsAndPaths = new SortedDictionary <String, Boolean[, ]>();
// start at every position on the grid
for (int row = 0; row < letters.GetLength(0); row++)
{
for (int column = 0; column < letters.GetLength(0); column++)
{
Stack <WorldState> stack = new Stack <WorldState>();
stack.Push(new WorldState(row, column));
while (stack.Count() != 0)
{
WorldState lastWS = stack.Pop();
// for every neighbor row and column
for (int r = lastWS.row - 1; r <= lastWS.row + 1; r++)
{
for (int c = lastWS.column - 1; c <= lastWS.column + 1; c++)
{
// if neighbor position is a valid grid square and not previously visited
if (r >= 0 && c >= 0 && r < letters.GetLength(0) && c < letters.GetLength(0) && !lastWS.visited[r, c])
{
WorldState newWS = new WorldState(r, c, lastWS);
String possibleWord = newWS.word;
// check if the word is a valid prefix
SortedSet <String> childWords = dictionary.GetChildWords(possibleWord);
if (childWords.Count() != 0)
{
stack.Push(newWS);
if (dictionary.Contains(possibleWord) && !solutionsAndPaths.ContainsKey(possibleWord))
{
solutionsAndPaths.Add(possibleWord, newWS.visited);
}
}
}
}
}
}
}
}
return(solutionsAndPaths);
}
/**
* Solves the puzzle and places the panels to view the letters, solutions, and play
* the game
*
* @param dimension: the dimensions of the board
*/
private void CreateNewBoggleBoard(int dimension)
{
currentTime = time;
currentScore = 0;
guessed = new List <String>();
// timers can stubbornly persist due to threading, so it best to stop them manually
// instead of simply instantiate a new one if one already exists from a previous
// game
if (timer != null)
{
timer.Stop();
}
else
{
timer = new Timer();
timer.Tick += new EventHandler(TimerTicker);
timer.Interval = 1000;
}
// get a puzzle and solve it
Board board = new Board(dimension);
String[,] letters = board.getLetters();
BoggleDictionary dictionary = new BoggleDictionary();
Solver solver = new Solver(letters);
solutionsAndPaths = solver.Solve(dictionary);
// set up the labels for each letter on the board
letterLabels = new Label[dimension, dimension];
TableLayoutPanel lettersTable = new TableLayoutPanel();
lettersTable.ColumnCount = dimension;
lettersTable.RowCount = dimension;
lettersTable.BackColor = Color.White;
lettersTable.AutoScroll = false;
lettersTable.AutoSize = true;
lettersTable.Anchor = AnchorStyles.None;
TableLayoutPanel lettersAndShakePanel = new TableLayoutPanel();
lettersAndShakePanel.Dock = DockStyle.Fill;
lettersAndShakePanel.ColumnCount = 1;
lettersAndShakePanel.RowCount = 2;
lettersPanel = new Panel();
lettersPanel.AutoScroll = true;
lettersPanel.AutoSize = false;
lettersPanel.Anchor = AnchorStyles.None;
lettersPanel.Width = 550;
lettersPanel.Height = lettersPanel.Width;
lettersPanel.Controls.Add(lettersTable);
// Set up the shake button with handler to create a new board
Button shakeButton = new Button();
shakeButton.Text = "Shake";
shakeButton.Click += new EventHandler(Shake);
shakeButton.Anchor = AnchorStyles.None;
lettersAndShakePanel.Controls.Add(shakeButton, 0, 0);
lettersAndShakePanel.Controls.Add(lettersPanel, 0, 1);
this.Controls.Add(lettersAndShakePanel);
// make a new panel for each letter grid space, then put a panel in each and set the background to white, and fill with appropriate letter
for (int i = 0; i < letterLabels.GetLength(0); i++)
{
for (int j = 0; j < letterLabels.GetLength(0); j++)
{
Label l = new Label();
l.Text = letters[i, j];
l.BackColor = Color.White;
l.AutoSize = false;
l.TextAlign = ContentAlignment.MiddleCenter;
l.Dock = DockStyle.Fill;
l.Width = lettersPanel.Width / letterLabels.GetLength(0);
l.Height = lettersPanel.Width / letterLabels.GetLength(0);
letterLabels[i, j] = l;
l.Margin = new Padding(0, 0, 0, 0);
l.BorderStyle = BorderStyle.FixedSingle;
lettersTable.Controls.Add(l, i, j);
}
}
// set up solutions panel
solutionsPanel = new FlowLayoutPanel();
solutionsPanel.AutoScroll = true;
solutionsPanel.Dock = DockStyle.Right;
solveButton = new Button();
solveButton.Text = "Solve";
solveButton.Margin = new Padding(55, 30, 0, 0);
solutionsPanel.Controls.Add(solveButton);
solveButton.Click += new EventHandler(SolveButtonHandler);
this.Controls.Add(solutionsPanel);
// set up play panel
playPanel = new FlowLayoutPanel();
playPanel.Dock = DockStyle.Left;
playButton = new Button();
playButton.Text = "Play";
playButton.Margin = new Padding(65, 30, 0, 0);
playButton.Margin = new Padding(65, 30, 0, 0);
playButton.Click += new EventHandler(PlayHandler);
playPanel.Controls.Add(playButton);
this.Controls.Add(playPanel);
guessesDisplayArea = new TextBox();
guessesDisplayArea.Height = 280;
guessesDisplayArea.Width = 200;
guessesDisplayArea.Multiline = true;
guessesDisplayArea.Margin = new Padding(15, 15, 0, 0);
guessesDisplayArea.Font = new Font(FontFamily.GenericMonospace, 9);
guessesDisplayArea.ReadOnly = true;
guessesDisplayArea.BackColor = Color.LightGray;
guessesDisplayArea.ScrollBars = ScrollBars.Vertical;
timeLabel = new Label();
timeLabel.Width = 200;
timeLabel.AutoSize = false;
timeLabel.TextAlign = ContentAlignment.MiddleCenter;
timeLabel.Margin = new Padding(0, 10, 0, 0);
timeLabel.Text = "Time: " + time;
timeLabel.Font = new Font("Verdana", 12, FontStyle.Bold);
playPanel.Controls.Add(timeLabel);
highScoreLabel = new Label();
highScoreLabel.Width = 200;
highScoreLabel.AutoSize = false;
highScoreLabel.TextAlign = ContentAlignment.MiddleCenter;
highScoreLabel.Margin = new Padding(0, 4, 0, 0);
highScoreLabel.Text = "High Score: " + highScore;
highScoreLabel.Font = new Font("Verdana", 10);
currentScoreLabel = new Label();
currentScoreLabel.Width = 200;
currentScoreLabel.TextAlign = ContentAlignment.MiddleCenter;
currentScoreLabel.Margin = new Padding(0, 4, 0, 0);
currentScoreLabel.Text = "Current Score: 0";
currentScoreLabel.Font = new Font("Verdana", 8);
TableLayoutPanel guessLabelAndBoxPanel = new TableLayoutPanel();
guessLabelAndBoxPanel.ColumnCount = 3;
guessLabelAndBoxPanel.RowCount = 2;
guessLabelAndBoxPanel.Margin = new Padding(40, 0, 0, 0);
guessLabel = new Label();
guessLabel.Text = "Guess word:";
guessLabel.Width = 80;
guessLabel.Font = new Font("Verdana", 8);
guessLabel.Anchor = AnchorStyles.Bottom;
guessLabelAndBoxPanel.Controls.Add(guessLabel, 0, 0);
guessBox = new TextBox();
guessBox.CharacterCasing = CharacterCasing.Upper;
guessBox.Width = 62;
guessBox.Anchor = AnchorStyles.Top;
guessBox.Enabled = false;
guessLabelAndBoxPanel.Controls.Add(guessBox, 1, 0);
guessButton = new Button();
guessButton.Text = "Go";
guessButton.Width = 30;
this.AcceptButton = guessButton;
guessButton.Enabled = false;
guessBox.KeyDown += new KeyEventHandler(GuessEnterHandler);
guessButton.Click += new EventHandler(GuessHandler);
guessLabelAndBoxPanel.Controls.Add(guessButton, 2, 0);
// set up settings panel at bottom of play panel
Label settingsLabel = new Label();
settingsLabel.Width = 100;
settingsLabel.AutoSize = false;
settingsLabel.TextAlign = ContentAlignment.MiddleCenter;
settingsLabel.Margin = new Padding(0, 0, 0, 10);
settingsLabel.Text = "Settings";
settingsLabel.Font = new Font("Verdana", 11, FontStyle.Bold);
TableLayoutPanel settingsPanel = new TableLayoutPanel();
settingsPanel.ColumnCount = 2;
settingsPanel.RowCount = 3;
Label setTimeLabel = new Label();
setTimeLabel.Text = "Set time (30-999s):";
setTimeLabel.Width = 120;
setTimeLabel.Font = new Font("Verdana", 7);
setTimeLabel.Anchor = AnchorStyles.Bottom;
settingsPanel.Controls.Add(setTimeLabel, 0, 0);
setTimeUpDown = new NumericUpDown();
setTimeUpDown.Maximum = 999;
setTimeUpDown.Minimum = 30;
setTimeUpDown.Width = 40;
setTimeUpDown.Value = time;
settingsPanel.Controls.Add(setTimeUpDown, 1, 0);
Label setGridSizeLabel = new Label();
setGridSizeLabel.Text = "Set grid size (3-20):";
setGridSizeLabel.Width = 120;
setGridSizeLabel.Font = new Font("Verdana", 7);
setGridSizeLabel.Anchor = AnchorStyles.Bottom;
settingsPanel.Controls.Add(setGridSizeLabel, 0, 1);
setGridUpDown = new NumericUpDown();
setGridUpDown.Maximum = 20;
setGridUpDown.Minimum = 3;
setGridUpDown.Width = 40;
setGridUpDown.Value = currentDimension;
settingsPanel.Controls.Add(setGridUpDown, 1, 1);
setSettingsButton = new Button();
setSettingsButton.Text = "Set";
setSettingsButton.Width = 40;
setSettingsButton.Anchor = AnchorStyles.Top;
settingsPanel.Controls.Add(setSettingsButton, 2, 3);
setSettingsButton.Click += new EventHandler(SetSettingsHandler);
guessLabelAndBoxPanel.Margin = new Padding(12, 15, 0, 0);
settingsPanel.Margin = new Padding(12, 0, 0, 0);
playPanel.Controls.Add(highScoreLabel);
playPanel.Controls.Add(currentScoreLabel);
playPanel.Controls.Add(guessesDisplayArea);
playPanel.Controls.Add(guessLabelAndBoxPanel);
playPanel.Controls.Add(settingsLabel);
playPanel.Controls.Add(settingsPanel);
this.Width = lettersPanel.Width + 450;
this.Height = this.Width - 285;
}