public Movement(Pos pos, int steps)
{
Pos = pos;
Steps = steps;
}
public Pos[] GetNewPositions(Pos pos, Pos target)
{
var newPos = new List <Pos>();
if (Open[pos.Y - 1][pos.X]) //up
{
int newY = pos.Y - 1;
while (Open[newY][pos.X] && !target.Equals(new Pos(newY, pos.X)) &&
!(Open[newY][pos.X - 1] || Open[newY][pos.X + 1]))
{
newY--;
}
if (Open[newY][pos.X])
{
newPos.Add(new Pos(newY, pos.X));
}
}
if (Open[pos.Y + 1][pos.X]) //down
{
int newY = pos.Y + 1;
while (Open[newY][pos.X] && !target.Equals(new Pos(newY, pos.X)) &&
!(Open[newY][pos.X - 1] || Open[newY][pos.X + 1]))
{
newY++;
}
if (Open[newY][pos.X])
{
newPos.Add(new Pos(newY, pos.X));
}
}
if (Open[pos.Y][pos.X - 1]) //left
{
int newX = pos.X - 1;
while (Open[pos.Y][newX] && !target.Equals(new Pos(pos.Y, newX)) &&
!(Open[pos.Y - 1][newX] || Open[pos.Y + 1][newX]))
{
newX--;
}
if (Open[pos.Y][newX])
{
newPos.Add(new Pos(pos.Y, newX));
}
}
if (Open[pos.Y][pos.X + 1]) //right
{
int newX = pos.X + 1;
while (Open[pos.Y][newX] && !target.Equals(new Pos(pos.Y, newX)) &&
!(Open[pos.Y - 1][newX] || Open[pos.Y + 1][newX]))
{
newX++;
}
if (Open[pos.Y][newX])
{
newPos.Add(new Pos(pos.Y, newX));
}
}
return(newPos.ToArray());
}
