Pygame中的键盘输入无法正常工作

问题描述 投票:3回答:1

我正在尝试使用pygame和其他一些库创建虚拟合成器。可以通过两种方式播放音符:单击屏幕上的按钮或按键盘上的按键。单击屏幕时,键盘输入不起作用。

下面的代码是Pygame循环,其中指定了两个输入类型。

for event in pygame.event.get():

    if event.type == pygame.QUIT:
        crashed = True

    if event.type == pygame.K_ESCAPE:
        crashed = True

    if pygame.mouse.get_pos()[0] in range(0, 50) and pygame.mouse.get_pos()[1] in range(400,
                                                                                        450) and event.type == pygame.MOUSEBUTTONDOWN:
        button(sineCod, (0, 255, 0))
        wave_1 = 0  # sine

    elif pygame.mouse.get_pos()[0] in range(100, 150) and pygame.mouse.get_pos()[1] in range(400,
                                                                                             450) and event.type == pygame.MOUSEBUTTONDOWN:
        button(sawCod, (0, 255, 0))
        wave_1 = 1  # saw
    elif pygame.mouse.get_pos()[0] in range(200, 250) and pygame.mouse.get_pos()[1] in range(400,
                                                                                             450) and event.type == pygame.MOUSEBUTTONDOWN:
        button(squareCod, (0, 255, 0))
        wave_1 = 2  # saw

    elif pygame.mouse.get_pos()[0] in range(300, 350) and pygame.mouse.get_pos()[1] in range(400,
                                                                                             450) and event.type == pygame.MOUSEBUTTONDOWN:
        button(triangleCod, (0, 255, 0))
        wave_1 = 3

    elif pygame.key.get_focused() is True:
        print("Receiving Keyboard Focus")
        if event.type == pygame.locals.KEYDOWN:
            if event.key == pygame.locals.K_w:  # C
                play(frequencies[0])

            if event.key == pygame.locals.K_2:  # C#
                play(frequencies[1])

            if event.key == pygame.K_w:  # D
                play(frequencies[2])

    if (pygame.mouse.get_pos()[0] in range(40) and pygame.mouse.get_pos()[1] in range(
            190)) or (pygame.mouse.get_pos()[0] in range(75) and pygame.mouse.get_pos()[1] in range(190,
                                                                                                    320)) and event.type == pygame.MOUSEBUTTONDOWN:  # C
        play(frequencies[0])

    elif pygame.mouse.get_pos()[0] in range(75, 150) and pygame.mouse.get_pos()[1] in range(
            320) and event.type == pygame.MOUSEBUTTONDOWN:  # D
        play(frequencies[2])

    elif pygame.mouse.get_pos()[0] in range(150, 225) and pygame.mouse.get_pos()[1] in range(
            320) and event.type == pygame.MOUSEBUTTONDOWN:  # E
        play(frequencies[4])
python python-3.x pygame
1个回答
0
投票

event.type没有指定按下的键。这是由event.key完成的

而不是这个:

if event.type == pygame.K_ESCAPE:

你应该做这个:

if event.type == pygame.KEYDOWN and event.key == pygame.K_ESCAPE:

要么

pressed = pygame.key.get_pressed()
if pressed[pygame.K_ESCAPE]:
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