public Puzzle()
{
Rows = new Group[9];
Columns = new Group[9];
Grids = new Group[9];
Solutions = new List<int[,]>();
}
public Puzzle(string filename)
{
Rows = new Group[9];
Columns = new Group[9];
Grids = new Group[9];
Solutions = new List<int[,]>();
int rowIndex = 0;
using (StreamReader sr = new StreamReader(filename))
{
while (!sr.EndOfStream)
{
string line = sr.ReadLine();
Group row = new Group();
for (int i = 0; i < 9; i++)
{
Tile tile = new Tile();
char c = line[i];
if (c == 'B')
{
tile.Given = false;
}
else
{
tile.Given = true;
tile.Value = c - 48; // Convert to "face value" of char; 0 is ascii 48.
}
row.Tiles[i] = tile;
tile.RowIndex = rowIndex;
}
Rows[rowIndex] = row;
rowIndex++;
}
}
SetupColumns();
SetupGrids();
}
public Puzzle(int[,] input)
{
Rows = new Group[9];
Columns = new Group[9];
Grids = new Group[9];
Solutions = new List<int[,]>();
for (int row = 0; row < 9; row++)
{
Rows[row] = new Group();
for (int col = 0; col < 9; col++)
{
int value = input[row, col];
Tile tile = new Tile();
tile.RowIndex = row;
if (value > 0)
{
// This is a given tile.
tile.Given = true;
tile.Value = value;
}
else
{
// This is an unknown value to solve for.
tile.Given = false;
}
Rows[row].Tiles[col] = tile;
}
}
SetupColumns();
SetupGrids();
}
private void SetupGrids()
{
// Create the grids.
for (int grid = 0; grid < 9; grid++)
{
Group g = new Group();
Grids[grid] = g;
}
// Assign tiles to the grids.
// There's probably an elegant way to do what comes next, but I'm dumb...
Grids[0].Tiles[0] = Rows[0].Tiles[0];
Grids[0].Tiles[1] = Rows[0].Tiles[1];
Grids[0].Tiles[2] = Rows[0].Tiles[2];
Grids[0].Tiles[3] = Rows[1].Tiles[0];
Grids[0].Tiles[4] = Rows[1].Tiles[1];
Grids[0].Tiles[5] = Rows[1].Tiles[2];
Grids[0].Tiles[6] = Rows[2].Tiles[0];
Grids[0].Tiles[7] = Rows[2].Tiles[1];
Grids[0].Tiles[8] = Rows[2].Tiles[2];
Grids[1].Tiles[0] = Rows[0].Tiles[3];
Grids[1].Tiles[1] = Rows[0].Tiles[4];
Grids[1].Tiles[2] = Rows[0].Tiles[5];
Grids[1].Tiles[3] = Rows[1].Tiles[3];
Grids[1].Tiles[4] = Rows[1].Tiles[4];
Grids[1].Tiles[5] = Rows[1].Tiles[5];
Grids[1].Tiles[6] = Rows[2].Tiles[3];
Grids[1].Tiles[7] = Rows[2].Tiles[4];
Grids[1].Tiles[8] = Rows[2].Tiles[5];
Grids[2].Tiles[0] = Rows[0].Tiles[6];
Grids[2].Tiles[1] = Rows[0].Tiles[7];
Grids[2].Tiles[2] = Rows[0].Tiles[8];
Grids[2].Tiles[3] = Rows[1].Tiles[6];
Grids[2].Tiles[4] = Rows[1].Tiles[7];
Grids[2].Tiles[5] = Rows[1].Tiles[8];
Grids[2].Tiles[6] = Rows[2].Tiles[6];
Grids[2].Tiles[7] = Rows[2].Tiles[7];
Grids[2].Tiles[8] = Rows[2].Tiles[8];
Grids[3].Tiles[0] = Rows[3].Tiles[0];
Grids[3].Tiles[1] = Rows[3].Tiles[1];
Grids[3].Tiles[2] = Rows[3].Tiles[2];
Grids[3].Tiles[3] = Rows[4].Tiles[0];
Grids[3].Tiles[4] = Rows[4].Tiles[1];
Grids[3].Tiles[5] = Rows[4].Tiles[2];
Grids[3].Tiles[6] = Rows[5].Tiles[0];
Grids[3].Tiles[7] = Rows[5].Tiles[1];
Grids[3].Tiles[8] = Rows[5].Tiles[2];
Grids[4].Tiles[0] = Rows[3].Tiles[3];
Grids[4].Tiles[1] = Rows[3].Tiles[4];
Grids[4].Tiles[2] = Rows[3].Tiles[5];
Grids[4].Tiles[3] = Rows[4].Tiles[3];
Grids[4].Tiles[4] = Rows[4].Tiles[4];
Grids[4].Tiles[5] = Rows[4].Tiles[5];
Grids[4].Tiles[6] = Rows[5].Tiles[3];
Grids[4].Tiles[7] = Rows[5].Tiles[4];
Grids[4].Tiles[8] = Rows[5].Tiles[5];
Grids[5].Tiles[0] = Rows[3].Tiles[6];
Grids[5].Tiles[1] = Rows[3].Tiles[7];
Grids[5].Tiles[2] = Rows[3].Tiles[8];
Grids[5].Tiles[3] = Rows[4].Tiles[6];
Grids[5].Tiles[4] = Rows[4].Tiles[7];
Grids[5].Tiles[5] = Rows[4].Tiles[8];
Grids[5].Tiles[6] = Rows[5].Tiles[6];
Grids[5].Tiles[7] = Rows[5].Tiles[7];
Grids[5].Tiles[8] = Rows[5].Tiles[8];
Grids[6].Tiles[0] = Rows[6].Tiles[0];
Grids[6].Tiles[1] = Rows[6].Tiles[1];
Grids[6].Tiles[2] = Rows[6].Tiles[2];
Grids[6].Tiles[3] = Rows[7].Tiles[0];
Grids[6].Tiles[4] = Rows[7].Tiles[1];
Grids[6].Tiles[5] = Rows[7].Tiles[2];
Grids[6].Tiles[6] = Rows[8].Tiles[0];
Grids[6].Tiles[7] = Rows[8].Tiles[1];
Grids[6].Tiles[8] = Rows[8].Tiles[2];
Grids[7].Tiles[0] = Rows[6].Tiles[3];
Grids[7].Tiles[1] = Rows[6].Tiles[4];
Grids[7].Tiles[2] = Rows[6].Tiles[5];
Grids[7].Tiles[3] = Rows[7].Tiles[3];
Grids[7].Tiles[4] = Rows[7].Tiles[4];
Grids[7].Tiles[5] = Rows[7].Tiles[5];
Grids[7].Tiles[6] = Rows[8].Tiles[3];
Grids[7].Tiles[7] = Rows[8].Tiles[4];
Grids[7].Tiles[8] = Rows[8].Tiles[5];
Grids[8].Tiles[0] = Rows[6].Tiles[6];
Grids[8].Tiles[1] = Rows[6].Tiles[7];
Grids[8].Tiles[2] = Rows[6].Tiles[8];
Grids[8].Tiles[3] = Rows[7].Tiles[6];
Grids[8].Tiles[4] = Rows[7].Tiles[7];
Grids[8].Tiles[5] = Rows[7].Tiles[8];
Grids[8].Tiles[6] = Rows[8].Tiles[6];
Grids[8].Tiles[7] = Rows[8].Tiles[7];
Grids[8].Tiles[8] = Rows[8].Tiles[8];
for (int grid = 0; grid < 9; grid++)
{
for (int tile = 0; tile < 9; tile++)
{
// Save grid reference for easy access elsewhere.
Grids[grid].Tiles[tile].GridIndex = grid;
}
}
}
private void SetupColumns()
{
// Should have all rows at this point; assign tiles in rows to columns
for (int col = 0; col < 9; col++)
{
Group column = new Group();
for (int row = 0; row < 9; row++)
{
column.Tiles[row] = Rows[row].Tiles[col];
column.Tiles[row].ColIndex = col;
}
Columns[col] = column;
}
}