43 lines
1005 B
Python
43 lines
1005 B
Python
# encoding: utf8
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from kivy.app import App
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from kivy.core.audio import SoundLoader
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from kivy.uix.boxlayout import BoxLayout
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from kivy.uix.button import Button
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from sys import version_info
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NOTES = (
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('Do', 1),
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('Ré', 9 / 8.),
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('Mi', 5 / 4.),
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('Fa', 4 / 3.),
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('Sol', 3 / 2.),
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('La', 5 / 3.),
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('Si', 15 / 8.),
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)
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class Test(App):
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def build(self):
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self.sound = SoundLoader.load(
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'/usr/lib64/python{}.{}/test/audiodata/pluck-pcm32.wav'
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.format(*version_info[0:2])
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)
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root = BoxLayout()
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for octave in range(-2, 3):
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for note, pitch in NOTES:
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button = Button(text=note)
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button.pitch = pitch * 2 ** octave
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button.bind(on_release=self.play_note)
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root.add_widget(button)
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return root
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def play_note(self, button):
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self.sound.pitch = button.pitch
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self.sound.play()
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Test().run()
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