self.y_cut(map_lines, center[1].y, size.y)
map_width = self.size.x * 2 + 1
self.x_cut(map_lines, center[1].x * 2, size.x, map_width)
self.y_cut(map_lines, center[1].y, size.y)
map_width = self.size.x * 2 + 1
self.x_cut(map_lines, center[1].x * 2, size.x, map_width)