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import os
from time import sleep, time
import pygame as pg
from pygame.locals import *
RESOLUTION = (720, 520)
BLACK_COLOR = (0, 0, 0)
WHITE_COLOR = (255, 255, 255)
DECAL_LENGTH = 20
FPS = 30
class Graphic:
def __init__(self, gol):
self.gol = gol
self.running = True
self.key_event_occured = False
self.inspect_next = False
self.full_screen = False
self.x_decal = 0
self.y_decal = 0
self.zoom_level = 0
self.time_next_draw = time()
@property
def square_size(self):
return self.gol.square_size + self.zoom_level
def main_loop(self):
os.environ['SDL_VIDEO_CENTERED'] = '1'
pg.init()
# display_info = pg.display.Info()
# self.screen_size = (display_info.current_w, display_info.current_h)
# print(RESOLUTION == self.screen_size)
pg.display.set_caption('Game of life')
self.window = pg.display.set_mode(RESOLUTION, RESIZABLE | DOUBLEBUF)
self.sans_font = pg.font.SysFont('sans', 15)
clock = pg.time.Clock()
while self.running:
clock.tick(FPS)
self.event_handler()
self.update()
pg.display.flip()
def update(self):
if not self.gol.inspect:
if not time() >= self.time_next_draw:
return
self.time_next_draw = time() + self.gol.time_step
if self.gol.inspect and not self.key_event_occured:
return
self.window.fill(BLACK_COLOR)
for node in self.gol.alive_nodes:
node_rect = pg.Rect(10 + self.x_decal + (node.x + 1) * self.square_size,
45 + self.y_decal + (node.y + 1) * self.square_size,
self.square_size, self.square_size)
pg.draw.rect(self.window, WHITE_COLOR, node_rect)
gen_text = self.sans_font.render(str(self.gol.generation_counter),
True, WHITE_COLOR, BLACK_COLOR)
self.window.blit(gen_text, (10, 35))
gen_text = self.sans_font.render(str(self.gol.pattern_name),
True, WHITE_COLOR, BLACK_COLOR)
self.window.blit(gen_text, (10, 10))
if (self.gol.inspect and self.inspect_next) or not self.gol.inspect:
self.gol.next_generation()
if self.gol.generation_counter > self.gol.max_gen:
self.running = False
self.key_event_occured = False
self.inspect_next = False
def event_handler(self):
for event in pg.event.get():
if event.type == QUIT:
self.running = False
elif event.type == KEYDOWN:
self.key_event_occured = True
# trigger next step in inspect mode
if event.key == K_RETURN or event.key == K_SPACE:
self.inspect_next = True
# quit
elif event.key == K_q:
self.running = False
# toggle inspect mode
elif event.key == K_i:
self.gol.inspect = not self.gol.inspect
# elif event.key == K_F11 or (event.key == K_ESCAPE and self.full_screen):
# pg.display.toggle_fullscreen()
# if self.window.get_flags() & FULLSCREEN:
# pg.display.set_mode(RESOLUTION, RESIZABLE | DOUBLEBUF)
# else:
# pg.display.set_mode(RESOLUTION, RESIZABLE | DOUBLEBUF | FULLSCREEN)
# view move
elif event.key == K_UP:
self.y_decal += DECAL_LENGTH
elif event.key == K_DOWN:
self.y_decal -= DECAL_LENGTH
elif event.key == K_LEFT:
self.x_decal += DECAL_LENGTH
elif event.key == K_RIGHT:
self.x_decal -= DECAL_LENGTH
# zoom
elif event.key == K_MINUS:
self.zoom_level -= 1
elif event.key == K_EQUALS:
self.zoom_level += 1
elif event.type == VIDEORESIZE:
pg.display.set_mode(event.size, RESIZABLE | DOUBLEBUF)
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