private void solveViaFlippedNumbers()
{
bool change;
do
{
change = false;
for (LinkedListNode <int> k = flippedNumbers.First; k != null; k = k.Next)
{
int count = 0;
int countFlagged = 0;
int countHiddenAdjacentFields = 0;
int x = (k.Value % fieldSize.Width);
int y = (int)Math.Floor(k.Value / (double)fieldSize.Width);
for (int adjacentX = ((0 <= x - 1) ? (x - 1) : x); adjacentX <= ((x + 1 < fieldSize.Width) ? (x + 1) : x); adjacentX++)
{
for (int adjacentY = ((0 <= y - 1) ? (y - 1) : y); adjacentY <= ((y + 1 < fieldSize.Height) ? (y + 1) : y); adjacentY++)
{
if (field[adjacentX + adjacentY * fieldSize.Width].isMine)
{
if (field[adjacentX + adjacentY * fieldSize.Width].state != Space.STATE_FLAGGED)
{
count++;
}
else
{
countFlagged++;
}
}
if (field[adjacentX + adjacentY * fieldSize.Width].state == Space.STATE_HIDDEN)
{
countHiddenAdjacentFields++;
}
}
}
if (count == countHiddenAdjacentFields && 0 < count)
{
for (int adjacentX = ((0 <= x - 1) ? (x - 1) : x); adjacentX <= ((x + 1 < fieldSize.Width) ? (x + 1) : x); adjacentX++)
{
for (int adjacentY = ((0 <= y - 1) ? (y - 1) : y); adjacentY <= ((y + 1 < fieldSize.Height) ? (y + 1) : y); adjacentY++)
{
if (field[adjacentX + adjacentY * fieldSize.Width].state == Space.STATE_HIDDEN)
{
field[adjacentX + adjacentY * fieldSize.Width].state = Space.STATE_FLAGGED;
}
}
}
change = true;
flippedNumbers.Remove(k);
}
else if (countFlagged == field[k.Value].number)
{
for (int adjacentX = ((0 <= x - 1) ? (x - 1) : x); adjacentX <= ((x + 1 < fieldSize.Width) ? (x + 1) : x); adjacentX++)
{
for (int adjacentY = ((0 <= y - 1) ? (y - 1) : y); adjacentY <= ((y + 1 < fieldSize.Height) ? (y + 1) : y); adjacentY++)
{
if (field[adjacentX + adjacentY * fieldSize.Width].state == Space.STATE_HIDDEN)
{
flipField(adjacentX + adjacentY * fieldSize.Width);
if (minefield != null)
{
minefield.MainThreadInvoke(() =>
{
minefield.highlightedField = adjacentX + adjacentY * fieldSize.Width;
minefield.disabled = false;
minefield.disabled = true;
});
System.Threading.Thread.Sleep(10);
}
}
}
}
change = true;
flippedNumbers.Remove(k);
}
}
} while (change == true);
}
