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path: root/src/sliceitoff/display/display.py
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import os
import pygame

from stats import Stats

from .scaling import Scaling

DEBUG = os.getenv("DEBUG")


class Display():
    def __init__(self):
        pygame.display.init()
        mode_info = pygame.display.Info()
        self.screen = pygame.display.set_mode(
                (mode_info.current_w, mode_info.current_h),
                pygame.FULLSCREEN | pygame.SCALED,
                vsync = 1 )
        Scaling.update_scaling(self.screen.get_size())
        self.screen.fill(Stats.bordercolor)
        if DEBUG:
            print(
                    "DISPLAY: \n"
                    f"  {Scaling.active = }\n"
                    f"  {Scaling.borders = }\n"
                    f"  {Scaling.factor = }\n")

    def update(self, groups = None):
        """ Updates the screen: clear, blit gropus and flip """
        self.screen.fill(Stats.bgcolor, rect=Scaling.active)
        for group in groups:
            group.draw(self.screen)
        self.screen.fill(Stats.bordercolor, rect=Scaling.borders[0])
        self.screen.fill(Stats.bordercolor, rect=Scaling.borders[1])
        pygame.display.flip()

    def __del__(self):
        pygame.display.quit()