class_name Coordinates
static func as_string(coord: Vector2, include_subcoord: bool = false) -> String:
var x := floor(coord.x)
var y := floor(coord.y)
var main := as_string_parts(coord)
var sector_name := str(main[0]) + str(main[1])
if include_subcoord:
sector_name += ".%02d/%02d" % [(coord.x - x) * 100, (coord.y - y) * 100]
return sector_name
static func as_string_parts(coord: Vector2) -> Array:
var x_str := to_letter(int(x))
var y_str := ""
if y < 0:
y_str = to_letter(int(y))
else:
y_str = str(int(y))
return [x_str, y_str]
static func to_letter(num: int) -> String:
#var letters = "ΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΩ"
var letters := "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
if num == 0:
return "Α"
elif num < 0:
letters = "αβγδεζηθικλμνξοπρστυφχψω"
if num < 0:
num = -num
var out := ""
var base := letters.length()
while num > 0:
out = letters.substr(num % base, 1) + out
num /= base
return out
