2022-04-11 12:16:42 +02:00

42 lines
1.2 KiB
Python

from copy import deepcopy
from dataclasses import field, dataclass
from operator import attrgetter
from image_prediction.info import Info
@dataclass
class SplitMapper:
"""Manages access into a coordinate encoding mapping by abstracting over x1, x2 and y1, y2 as c1, c2; as well as
over width and height as 'dim'."""
__keymap: dict
wrapped: dict
__wrapped: dict = field(init=False)
dim: float = field(init=False)
c1: float = field(init=False)
c2: float = field(init=False)
def __post_init__(self):
for k, v in self.__keymap.items():
setattr(self, k, self.__wrapped[v])
@property
def wrapped(self):
ret = deepcopy(self.__wrapped)
ret.update(dict(zip(self.__keymap.values(), attrgetter(*self.__keymap.keys())(self))))
return ret
@wrapped.setter
def wrapped(self, wrapped):
self.__wrapped = wrapped
class HorizontalSplitMapper(SplitMapper):
def __init__(self, wrapped: dict):
super().__init__({"dim": Info.WIDTH, "c1": Info.X1, "c2": Info.X2}, wrapped)
class VerticalSplitMapper(SplitMapper):
def __init__(self, wrapped: dict):
super().__init__({"dim": Info.HEIGHT, "c1": Info.Y1, "c2": Info.Y2}, wrapped)