private IEnumerable <T> ReturnAround <T>(Point p, Func <Point, T> func)
{
Point aroundPoint = new Point(0, 0);
for (aroundPoint.Y = p.Y - 1; aroundPoint.Y < p.Y + 2; aroundPoint.Y++)
{
for (aroundPoint.X = p.X - 1; aroundPoint.X < p.X + 2; aroundPoint.X++)
{
if (InMat(aroundPoint))
{
if (!p.Equals(aroundPoint))
{
yield return(func(aroundPoint));
}
}
}
}
}
private void DoAround(Point p, Action <Point> action)
{
Point aroundPoint = new Point(0, 0);
for (aroundPoint.Y = p.Y - 1; aroundPoint.Y < p.Y + 2; aroundPoint.Y++)
{
for (aroundPoint.X = p.X - 1; aroundPoint.X < p.X + 2; aroundPoint.X++)
{
if (InMat(aroundPoint))
{
if (!p.Equals(aroundPoint))
{
action(aroundPoint);
}
}
}
}
}
private void SetMat(Point firstP)
{
for (int i = 0; i < mines; i++)
{
Point rndP = new Point(rnd.Next(matWidth), rnd.Next(matHeight));
if (!HasMine(rndP) && !firstP.Equals(rndP))
{
mineMat[rndP.Y, rndP.X] = -1;
DoAround(rndP, (aroundP) =>
{
if (!HasMine(aroundP))
{
mineMat[aroundP.Y, aroundP.X]++;
}
}
);
}
else
{
i--;
}
}
}