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gui.py
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gui.py
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import os
import pygame
import pygame_gui
import explanation
from pygame_gui.core import ObjectID
BG_COLOR = (126, 126, 126)
EXPLANATION_WIN_COLOR = (56, 57, 60)
FOOTER_COLOR = (66, 133, 215) #Blue
pygame.font.init()
EXPLANATION_TITLE_FONT = pygame.font.SysFont('Comic Sans MS', 20)
EXPLANATION_STR_FONT = pygame.font.SysFont('Comic Sans MS', 11)
class GUI:
"""GUI handler class"""
def __init__(self, win, ui_manager, grid, width, height, animation_speed):
self.win = win
self.width = width
self.height = height
self.next_icon = pygame.image.load(os.path.join("assets", "next.png")).convert_alpha()
self.population_icon = pygame.image.load(os.path.join("assets", "population.png")).convert_alpha()
self.gui_elements_enabled = False
self.explanation_title_surface = EXPLANATION_TITLE_FONT.render("Game of Life Explanation", True, pygame.Color("azure"))
self.explanation_window_surf = pygame.Surface((self.width // 2, self.height // 2))
self.gol_rules_example_pic = pygame.image.load(os.path.join("assets", "gol_rules_example.png")).convert_alpha()
self.start_button = pygame_gui.elements.UIButton(
relative_rect=pygame.Rect((width / 2 - 50, height - 60), (100, 50)),
text="START",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.clear_button = pygame_gui.elements.UIButton(
relative_rect=pygame.Rect(
(self.start_button.get_abs_rect().x + self.start_button.get_abs_rect().width + 100,
self.start_button.get_abs_rect().y + self.start_button.get_abs_rect().height / 2 - 20),
(100, 40)
),
text="CLEAR",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.speed_slider = pygame_gui.elements.UIHorizontalSlider(
start_value=animation_speed,
value_range=(animation_speed * 2, 1),
relative_rect=pygame.Rect((grid.x + 1050, height - 50), (200, 25)),
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.speed_lable = pygame_gui.elements.UILabel(
relative_rect=pygame.Rect((grid.x + 1000, height - 48), (50, 20)),
text="Speed:",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.default_speed_button = pygame_gui.elements.UIButton(
relative_rect=pygame.Rect((grid.x + 1250, height - 50), (35, 25)),
text="",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.generation_counter_lable = pygame_gui.elements.UILabel(
relative_rect=pygame.Rect((30, height - 65), (50, 20)),
text="0",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.population_counter_lable = pygame_gui.elements.UILabel(
relative_rect=pygame.Rect((30, height - 35), (50, 20)),
text="0",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.explanation_button = pygame_gui.elements.UIButton(
relative_rect=pygame.Rect(
(self.start_button.get_abs_rect().x - self.start_button.get_abs_rect().width - 150,
self.start_button.get_abs_rect().y + self.start_button.get_abs_rect().height / 2 - 20),
(150, 40)
),
text="EXPLANATION",
manager=ui_manager,
object_id=ObjectID(object_id=None, class_id="@button"),
)
self.gui_elements = [self.clear_button, self.start_button, self.default_speed_button, self.speed_slider]
self.disable_gui_elements()
def disable_gui_elements(self):
for element in self.gui_elements:
element.disable()
self.gui_elements_enabled = False
def enable_gui_elements(self):
for element in self.gui_elements:
element.enable()
self.gui_elements_enabled = True
def draw_explanation_window(self):
self.win.blit(self.explanation_window_surf, (self.width / 2 - self.width / 2 / 2 , self.height / 2 - self.height / 2 / 2 ))
self.explanation_window_surf.fill(EXPLANATION_WIN_COLOR)
self.explanation_window_surf.blit(self.explanation_title_surface,(self.width / 2 - self.width / 2 + 5, self.height / 2 - self.height / 2 ))
GUI.blit_text_lines(self.explanation_window_surf, explanation.EXPLANATION_STR, (self.width / 2 - self.width / 2 + 5 , self.height / 2 - self.height / 2 + 30), EXPLANATION_STR_FONT, pygame.Color("azure"))
pygame.Surface.blit(self.explanation_window_surf, self.gol_rules_example_pic, (self.width / 2 - self.width / 2 / 2 - 275, self.height / 2 - self.height / 2 + 125))
@staticmethod
def blit_text_lines(surface, text, pos, font, color=pygame.Color('black')):
words = [word.split(' ') for word in text.splitlines()] # 2D array where each row is a list of words.
space = font.size(' ')[0] # The width of a space.
max_width, max_height = surface.get_size()
x, y = pos
for line in words:
for word in line:
word_surface = font.render(word, True, color)
word_width, word_height = word_surface.get_size()
if x + word_width >= max_width:
x = pos[0] # Reset the x.
y += word_height # Start on new row.
surface.blit(word_surface, (x, y))
x += word_width + space
x = pos[0] # Reset the x.
y += word_height # Start on new row.
def draw_ui_icons(self):
pygame.Surface.blit(self.win, self.next_icon, (10, self.height - 65))
pygame.Surface.blit(self.win, self.population_icon, (10, self.height - 40))
def draw_footer(self):
pygame.draw.rect(self.win, FOOTER_COLOR, pygame.Rect(0, 690, self.width, 500))