private void findPossibleAnswers()
{
//update the blank coordinates table
_puzzleObject.UpdateCoordinates();
_blankCoordinates = _puzzleObject.FindTrueCoordinateTable();
//get a list of available numbers for the sqaure
foreach (int[] xyCoords in _blankCoordinates)
{
// find all the possible numbers that could go there
List <int> possibleCanidates = new List <int>();
for (int i = 1; i < _puzzleSize + 1; i++)
{
possibleCanidates.Add(i);
}
//starting at my x and y coordinates
int x = xyCoords[0];
int y = xyCoords[1];
// check every other column in the row besides itself
for (int col = 0; col < _puzzleSize; col++)
{
if (possibleCanidates.Contains(_puzzleObject._puzzle[x, col]))
{
possibleCanidates.Remove(_puzzleObject._puzzle[x, col]);
}
}
//check every row at the column besides itself
for (int row = 0; row < _puzzleSize; row++)
{
if (possibleCanidates.Contains(_puzzleObject._puzzle[row, y]))
{
possibleCanidates.Remove(_puzzleObject._puzzle[row, y]);
}
}
// check the box...
List <int[]> checkTheseBoxPositions = new List <int[]>();
// this contains a list of 4 coordiates to check
checkTheseBoxPositions = whichBoxCoords(xyCoords);
foreach (int[] position in checkTheseBoxPositions)
{
if (possibleCanidates.Contains(_puzzleObject._puzzle[position[0], position[1]]))
{
//remove this value from the possible canidates list
possibleCanidates.Remove(_puzzleObject._puzzle[position[0], position[1]]);
}
}
SingleCanidate singleCanidate = new SingleCanidate(xyCoords, possibleCanidates);
_canidateList.Add(singleCanidate);
}
}
public void LoadPencilMarks()
{
List <string[]> pencilMarksToLoad = new List <string[]>();
try
{
DataAccessor dataAccessor = new DataAccessor();
pencilMarksToLoad = dataAccessor.RetrievePencilMarks();
}
catch (Exception ex)
{
throw new ApplicationException("Data not availiable.", ex);
}
if (pencilMarksToLoad != null)
{
foreach (string[] pm in pencilMarksToLoad)
{
int[] coords = new int[2];
List <int> marks = new List <int>();
//coords = pencilMarksToLoad[0];
string coordsString = pm[0];
// (int)Char.GetNumericValue(contentList[0])
coords[0] = (int)Char.GetNumericValue(coordsString[0]);
coords[1] = (int)Char.GetNumericValue(coordsString[1]);
//marks = pencilMarksToLoad[1];
foreach (char num in pm[1])
{
marks.Add((int)Char.GetNumericValue(num));
}
SingleCanidate pencilMark = new SingleCanidate(coords, marks);
_canidateList.Add(pencilMark);
}
}
}
public void AddCanidate(SingleCanidate canidate)
{
_canidateList.Add(canidate);
}