Código fonte para som

# Invasores
# Escrito por: Nilo Menezes (nilo at nilo dot pro dot br)

# This file is part of Invasores.
#
# Invasores is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Invasores is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Invasores; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

import pygame.mixer
import sys
from typing import Dict


try:
    pygame.mixer.init()
    inicializado = 1
except Exception:
    print("Sound initialization failure.", file=sys.stderr)
    inicializado = 0

sons = {}  # type: Dict[str, pygame.mixer.Sound]


def carregue(nome: str, local: str):
    global sons
    if nome not in sons:
        try:
            sons[nome] = pygame.mixer.Sound(local)
            return sons[nome]
        except Exception:
            return None


def reproduza(nome: str):
    global sons
    try:
        sons[nome].play()
    except Exception:
        pass


def canais(nome=None):
    global sons
    if nome is None:
        try:
            return pygame.mixer.get_num_channels()
        except:
            return 0
    else:
        try:
            return sons[nome].get_num_channels()
        except:
            return 0