def handle_click(mouse_pos: Tuple[int, int]):
handled = False
# tell interface to handle click
if Interface().handle_interface_click(mouse_pos):
handled = True
# if interface couldn't handle click, tell objects to handle one
else:
for obj in Game().objects:
if obj.handle_click(get_global_mouse_pos(mouse_pos)):
handled = True
if not handled:
Interface().handle_empty_click(mouse_pos)
def __init__(self, screen: pygame.Surface):
pygame.sprite.Sprite.__init__(self)
self.image = screen
self.rect = Interface().camera
def get_global_mouse_pos(mouse_pos: Tuple[int, int]) -> Tuple[int, int]:
"""Mouse position with a glance to camera position on the map"""
return mouse_pos[0] + Interface().camera.x, mouse_pos[1] + Interface(
).camera.y
def handle_command_bad_execution(error_message):
Interface().messages.add(error_message)
def handle_command_second_click(command):
Interface().selected_command.clear()
def handle_command_first_click(command):
Interface().selected_command.replace(command)
def handle_object_kill(obj):
if Interface().selected_object.get() is obj:
Interface().remove_all_info()
def handle_object_second_click(obj):
Interface().remove_all_info()
def handle_object_first_click(obj):
Interface().handle_object_click(obj)
def play_game():
""" Starts the game. """
# Game objects initialization starts.
player_empire = Empire(user_configs.EMPIRE_RACE,
name=user_configs.EMPIRE_NAME)
enemy_empire = Empire(races.DWARFS, name='Durden')
# Initialize game singletons.
Game(player_empire, enemy_empire)
Interface(player_empire, enemy_empire)
Display(SCREEN)
player_empire.set_city(user_configs.CITY_NAME)
player_default_city = player_empire.get_city(user_configs.CITY_NAME)
player_default_city.rect.x = 500
player_default_city.rect.centery = Map().rect.centery
enemy_empire.set_city("Nuhen")
enemy_default_city = enemy_empire.get_city("Nuhen")
enemy_default_city.rect.right = Map().rect.right - 700
enemy_default_city.rect.centery = Map().rect.centery
AI(enemy_empire)
# Game objects initialization ends.
while True:
mouse_pressed = False
for event in pygame.event.get():
if event.type == pygame.QUIT or \
event.type == pygame.KEYDOWN and event.key == pygame.K_ESCAPE:
pygame.quit()
quit()
if event.type == pygame.MOUSEBUTTONDOWN:
mouse_pressed = True
key = pygame.key.get_pressed()
mouse_pos = pygame.mouse.get_pos()
if mouse_pressed:
click_handler.handle_click(mouse_pos)
# AI is singleton, which has been initialized before.
AI().play_step()
# If any of empires is out of cities, the game is finished.
if not player_empire.alive() or not enemy_empire.alive():
finish_game(win=player_empire.alive(), screen=SCREEN)
return
Interface().move_view(key, mouse_pos)
# Update objects.
# It looks weird, but use Game().objects.update() causes an error in
# specific case: if one of objects is killed during `update`, its `update`
# method is still called. It happens because Game().objects.update() updates
# ALL sprites which are contained in Game().objects at the moment of
# Game().objects.update() is called.
for obj in Game().objects:
if obj in Game().objects:
obj.update()
# Make place of camera location visible.
SCREEN.blit(Map().image,
(-Interface().camera.x, -Interface().camera.y))
place_objects_on_display()
Interface().draw_interface(SCREEN)
# Show screen.
pygame.display.update()
# Cap the framerate.
CLOCK.tick(50)
def place_objects_on_display():
""" Finds what objects can be displayed onto the screen and displays them. """
for obj in pygame.sprite.spritecollide(Display(), Game().objects, False):
Display().image.blit(obj.image, (obj.rect.x - Interface().camera.x,
obj.rect.y - Interface().camera.y))