public void RemoveRoad(IsometricMapComponent map, Point location)
{
if (Built.ContainsKey(location))
{
Built.Remove(location);
}
//UpdateNeighbors(map, location);
}
private string GetRoadValue(IsometricMapComponent map, Point location)
{
// set the value of the location to index of the type of road at this location
bool NW = false;
bool NE = false;
bool SE = false;
bool SW = false;
if (map.IsValidIndex(location.X - 1, location.Y))
{
NW = Built.ContainsKey(new Point(location.X - 1, location.Y));
}
if (map.IsValidIndex(location.X, location.Y - 1))
{
NE = Built.ContainsKey(new Point(location.X, location.Y - 1));
}
if (map.IsValidIndex(location.X + 1, location.Y))
{
SE = Built.ContainsKey(new Point(location.X + 1, location.Y));
}
if (map.IsValidIndex(location.X, location.Y + 1))
{
SW = Built.ContainsKey(new Point(location.X, location.Y + 1));
}
// 1 combo of 4
if (NW && NE && SE && SW)
{
return("fourway");
}
// four different combos of 3
else if (NW && NE && SE)
{
return("ne-threeway");
}
else if (NW && NE && SW)
{
return("nw-threeway");
}
else if (NW && SE && SW)
{
return("sw-threeway");
}
else if (NE && SE && SW)
{
return("se-threeway");
}
// 6 combos of 2
else if (SW && SE)
{
return("bottom-corner");
}
else if (NW && SW)
{
return("left-corner");
}
else if (NW && NE)
{
return("top-corner");
}
else if (NE && SE)
{
return("right-corner");
}
else if (SW && NE)
{
return("diagonal-up");
}
else if (NW && SE)
{
return("diagonal-down");
}
// 4 combos of 1
else if (SW)
{
return("sw-endpoint");
}
else if (NW)
{
return("nw-endpoint");
}
else if (NE)
{
return("ne-endpoint");
}
else if (SE)
{
return("se-endpoint");
}
// 1 cobmo of 0
else
{
return("single");
}
}