kopia lustrzana https://github.com/peterhinch/micropython-nano-gui
111 wiersze
3.3 KiB
Python
111 wiersze
3.3 KiB
Python
# color96.py Test/demo program for ssd1331 Adafruit 0.96" OLED display.
|
|
# Cross-platfom.
|
|
# Works on larger displays, but only occupies the top left region.
|
|
# https://www.adafruit.com/product/684
|
|
# For wiring details see drivers/ADAFRUIT.md in this repo.
|
|
|
|
# Released under the MIT License (MIT). See LICENSE.
|
|
# Copyright (c) 2018-2020 Peter Hinch
|
|
|
|
# Initialise hardware and framebuf before importing modules.
|
|
from color_setup import ssd # Create a display instance
|
|
|
|
from gui.core.nanogui import refresh
|
|
from gui.widgets.led import LED
|
|
from gui.widgets.meter import Meter
|
|
from gui.widgets.label import Label
|
|
|
|
refresh(ssd)
|
|
# Fonts
|
|
import gui.fonts.arial10 as arial10
|
|
|
|
from gui.core.writer import Writer, CWriter
|
|
import utime
|
|
import uos
|
|
from gui.core.colors import *
|
|
|
|
CWriter.set_textpos(ssd, 0, 0) # In case previous tests have altered it
|
|
wri = CWriter(ssd, arial10, GREEN, BLACK, verbose=False)
|
|
wri.set_clip(True, True, False)
|
|
|
|
def meter():
|
|
print('meter')
|
|
refresh(ssd, True) # Clear any prior image
|
|
m = Meter(wri, 5, 2, height = 45, divisions = 4, ptcolor=YELLOW,
|
|
label='level', style=Meter.BAR, legends=('0.0', '0.5', '1.0'))
|
|
l = LED(wri, 5, 40, bdcolor=YELLOW, label ='over')
|
|
steps = 10
|
|
for _ in range(steps):
|
|
v = int.from_bytes(uos.urandom(3),'little')/16777216
|
|
m.value(v)
|
|
l.color(GREEN if v < 0.5 else RED)
|
|
refresh(ssd)
|
|
utime.sleep(1)
|
|
refresh(ssd)
|
|
|
|
|
|
def multi_fields(t):
|
|
print('multi_fields')
|
|
refresh(ssd, True) # Clear any prior image
|
|
nfields = []
|
|
dy = wri.height + 6
|
|
y = 2
|
|
col = 15
|
|
width = wri.stringlen('99.99')
|
|
for txt in ('X:', 'Y:', 'Z:'):
|
|
Label(wri, y, 0, txt) # Use wri default colors
|
|
nfields.append(Label(wri, y, col, width, bdcolor=None)) # Specify a border, color TBD
|
|
y += dy
|
|
|
|
end = utime.ticks_add(utime.ticks_ms(), t * 1000)
|
|
while utime.ticks_diff(end, utime.ticks_ms()) > 0:
|
|
for field in nfields:
|
|
value = int.from_bytes(uos.urandom(3),'little')/167772
|
|
overrange = None if value < 70 else YELLOW if value < 90 else RED
|
|
field.value('{:5.2f}'.format(value), fgcolor = overrange, bdcolor = overrange)
|
|
refresh(ssd)
|
|
utime.sleep(1)
|
|
Label(wri, 0, 64, ' OK ', True, fgcolor = RED)
|
|
refresh(ssd)
|
|
utime.sleep(1)
|
|
|
|
def vari_fields():
|
|
print('vari_fields')
|
|
refresh(ssd, True) # Clear any prior image
|
|
Label(wri, 0, 0, 'Text:')
|
|
Label(wri, 20, 0, 'Border:')
|
|
width = wri.stringlen('Yellow')
|
|
lbl_text = Label(wri, 0, 40, width)
|
|
lbl_bord = Label(wri, 20, 40, width)
|
|
lbl_text.value('Red')
|
|
lbl_bord.value('Red')
|
|
lbl_var = Label(wri, 40, 2, '25.46', fgcolor=RED, bdcolor=RED)
|
|
refresh(ssd)
|
|
utime.sleep(2)
|
|
lbl_text.value('Red')
|
|
lbl_bord.value('Yellow')
|
|
lbl_var.value(bdcolor=YELLOW)
|
|
refresh(ssd)
|
|
utime.sleep(2)
|
|
lbl_text.value('Red')
|
|
lbl_bord.value('None')
|
|
lbl_var.value(bdcolor=False)
|
|
refresh(ssd)
|
|
utime.sleep(2)
|
|
lbl_text.value('Yellow')
|
|
lbl_bord.value('None')
|
|
lbl_var.value(fgcolor=YELLOW)
|
|
refresh(ssd)
|
|
utime.sleep(2)
|
|
lbl_text.value('Blue')
|
|
lbl_bord.value('Green')
|
|
lbl_var.value('18.99', fgcolor=BLUE, bdcolor=GREEN)
|
|
refresh(ssd)
|
|
|
|
print('Color display test is running.')
|
|
print('Test runs to completion.')
|
|
meter()
|
|
multi_fields(t = 10)
|
|
vari_fields()
|
|
print('Test complete.')
|