kopia lustrzana https://github.com/peterhinch/micropython-micro-gui
43 wiersze
1.3 KiB
Python
43 wiersze
1.3 KiB
Python
# slider_label.py Minimal micro-gui demo showing a Slider controlling a Label.
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# Released under the MIT License (MIT). See LICENSE.
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# Copyright (c) 2021 Peter Hinch
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# hardware_setup must be imported before other modules because of RAM use.
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import hardware_setup # Create a display instance
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from gui.core.ugui import Screen, ssd
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from gui.widgets import CloseButton, Slider, Label
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from gui.core.writer import CWriter
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# Font for CWriter
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import gui.fonts.arial10 as arial10
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from gui.core.colors import *
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class BaseScreen(Screen):
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def __init__(self):
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super().__init__()
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wri = CWriter(ssd, arial10, GREEN, BLACK, verbose=False)
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col = 2
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row = 2
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self.lbl = Label(wri, row + 45, col + 50, 35, bdcolor=RED, bgcolor=DARKGREEN)
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# Instantiate Label first, because Slider callback will run now.
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# See linked_sliders.py for another approach.
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Slider(wri, row, col, callback=self.slider_cb,
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bdcolor=RED, slotcolor=BLUE,
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legends=('0.0', '0.5', '1.0'), value=0.5)
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CloseButton(wri)
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def slider_cb(self, s):
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v = s.value()
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self.lbl.value('{:5.3f}'.format(v))
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def test():
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print('Slider Label demo. Long press select for precision mode.')
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Screen.change(BaseScreen)
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test()
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