class Game:
_control_to_selected_index = {
Controls.select_item_0: 0,
Controls.select_item_1: 1,
Controls.select_item_2: 2,
Controls.select_item_3: 3,
Controls.select_item_4: 4,
Controls.select_item_5: 5,
Controls.select_item_6: 6,
Controls.select_item_7: 7,
Controls.select_item_8: 8,
}
def __init__(self):
pg.init()
pg.mouse.set_cursor(*CURSOR)
self._camera = Camera()
self._hotbar = Hotbar()
self._world = World()
self._main_player = Player("main_player",
spawn_pos=PLAYER_DEFAULT_SPAWN_POS)
self._action = GameAction.play
def main_loop(self):
while True:
# Keyboard inputs
keys_pressed = pg.key.get_pressed()
mods_pressed = pg.key.get_mods()
if (keys_pressed[Controls.quit] or pg.event.peek(pg.QUIT)
or self._action == GameAction.quit
or self._action == GameAction.quit_without_saving):
return
# Requesting horizontal movements
does_horiz_movement = False
if keys_pressed[Controls.move_left]:
if mods_pressed == pg.KMOD_NONE:
self._main_player.req_move_left()
else:
if mods_pressed & Mods.sprinting:
self._main_player.req_sprint_left()
does_horiz_movement ^= True
if keys_pressed[Controls.move_right]:
if mods_pressed == pg.KMOD_NONE:
self._main_player.req_move_right()
else:
if mods_pressed & Mods.sprinting:
self._main_player.req_sprint_right()
does_horiz_movement ^= True
if not does_horiz_movement:
self._main_player.req_h_move_stop()
# Requesting jumps
if keys_pressed[Controls.jump]:
self._main_player.req_jump()
else:
self._main_player.req_jump_stop()
# Requesting camera zooms
is_zooming = False
if keys_pressed[Controls.zoom_in]:
self._camera.req_zoom_in()
is_zooming ^= True
if keys_pressed[Controls.zoom_out]:
self._camera.req_zoom_out()
is_zooming ^= True
if not is_zooming:
self._camera.req_zoom_stop()
# Mouse inputs
mb_pressed = pg.mouse.get_pressed()
# Select item in hotbar
for control in self._control_to_selected_index:
if keys_pressed[control]:
self._hotbar.req_select_index(
self._control_to_selected_index[control])
# Breaking blocks
if mb_pressed[Controls.break_block]:
self._world.req_break_block(self._camera.selected_block_w_pos)
# Placing blocks
if mb_pressed[Controls.place_block]:
block = self._hotbar.selected_item
self._world.req_place_block(self._camera.selected_space_w_pos,
block,
self._main_player.get_bounds())
# Applying movements
self._main_player.move(self._world)
self._camera.req_move(self._main_player.pos)
self._camera.move()
# Graphics
self._world.draw_and_tick(self._camera)
self._main_player.draw(self._camera, self._world)
self.draw_gui()
if DEBUG:
self._camera.draw_debug_info()
self._camera.display_flip_and_clock_tick()
# Death
if self._main_player.is_dead:
self.death_loop()
def death_loop(self):
self._main_player.spawn()
self._action = GameAction.quit
def __enter__(self):
if LOAD:
# Create SAVES_CURRENT_DIR if it doesn't already exist.
try:
os.makedirs(CURRENT_SAVE_PATH)
except FileExistsError:
pass
world_load_result = self._world.load_from_disk(CURRENT_SAVE_PATH)
player_load_result = self._main_player.load_from_disk(
CURRENT_SAVE_PATH)
if world_load_result == LoadResult.incompatible or player_load_result == LoadResult.incompatible:
self._action = GameAction.quit_without_saving
print("Error: incompatible save file.")
self._camera.set_transforms(self._main_player.pos)
return self
def __exit__(self, exc_type, exc_val, exc_tb):
if SAVE and not self._action == GameAction.quit_without_saving:
self._world.save_to_disk(CURRENT_SAVE_PATH)
self._main_player.save_to_disk(CURRENT_SAVE_PATH)
pg.quit()
def draw_gui(self):
self._camera.draw_block_selector(self._main_player.action_w_pos,
self._world)
self._hotbar.draw(self._camera)
