def test_init_8bitmode():
interface._bitmode = 8
ws0010(interface)
to_4 = \
[call(0, 0, 3, 57)]
calls = \
to_4 + \
[call(DISPLAYOFF)] + \
[call(POWEROFF)] + \
[call(ENTRY)] + \
[call(POWERON | GRAPHIC)] + \
[call(DISPLAYON)] + \
[call(*[DDRAMADDR, CGRAMADDR])] + \
[call(*[DDRAMADDR, CGRAMADDR + 1])]
interface.command.assert_has_calls(calls)
# Data to clear the screen
calls = \
[call(bytearray([0] * 100))] + \
[call(bytearray([0] * 100))]
interface.data.assert_has_calls(calls)
def test_init_4bitmode():
ws0010(interface)
to_4 = \
[call(0, 0, 0, 0, 0, 2, 2, 9)]
calls = \
to_4 + \
[call(*bytes_to_nibbles([DISPLAYOFF]))] + \
[call(*bytes_to_nibbles([POWEROFF]))] + \
[call(*bytes_to_nibbles([ENTRY]))] + \
[call(*bytes_to_nibbles([POWERON | GRAPHIC]))] + \
[call(*bytes_to_nibbles([DISPLAYON]))] + \
[call(*bytes_to_nibbles([DDRAMADDR, CGRAMADDR]))] + \
[call(*bytes_to_nibbles([DDRAMADDR, CGRAMADDR + 1]))]
interface.command.assert_has_calls(calls)
# Data to clear the screen
calls = \
[call(bytes_to_nibbles([0] * 100))] + \
[call(bytes_to_nibbles([0] * 100))]
interface.data.assert_has_calls(calls)
def test_display():
interface._bitmode = 4
d = ws0010(interface)
interface.reset_mock()
# Use canvas to create an all white screen
with canvas(d) as drw:
drw.rectangle((0, 0, 99, 15), fill='white', outline='white')
line1 = [
call.command(*bytes_to_nibbles([DDRAMADDR, CGRAMADDR])),
call.data([0x0F] * 200)
]
line2 = [
call.command(*bytes_to_nibbles([DDRAMADDR, CGRAMADDR + 1])),
call.data([0x0F] * 200)
]
interface.assert_has_calls(line1 + line2)
def test_get_font():
interface._bitmode = 8
device = ws0010(interface)
img = Image.new('1', (11, 8), 0)
device.font.current = 0
f0 = device.font.current
f3 = device.get_font('FT11')
drw = ImageDraw.Draw(img)
assert f0.getsize('\u00E0') == (5, 8)
assert f0.getsize('A\u00E0') == (11, 8)
drw.text((0, 0), '\u00E0', font=f0, fill='white') # Font 0: α
drw.text((6, 0), '\u00E0', font=f3, fill='white') # Font 3: à
# Compare to image containing αà
assert img.tobytes() == \
b'\x01\x00\x00\x80I\xc0\xa8 \x91\xe0\x92 i\xe0\x00\x00'
def test_unsupported_display_mode():
import luma.core
try:
ws0010(interface, width=99, height=15)
except luma.core.error.DeviceDisplayModeError as ex:
assert str(ex) == "Unsupported display mode: 99 x 15"
from luma.oled.device import ws0010
#import face_tracking
import mic_vis
import states
from emotions import *
event = Event()
# Change the state to an emotion or animation
def set_state(state=states.IDLE):
event.set()
time.sleep(.1)
d.clear()
event.clear()
t = Thread(target=globals()[state].play, args=[d, event])
t.start()
p = parallel(RS=7, E=8, PINS=[25, 24, 23, 27])
d = ws0010(p, selected_font=0)
d.text = 'Welcome to Bit\nNow loading...'
time.sleep(1)
#set_state(states.FACE_TRACKING)
set_state(states.MIC_VIS)
from luma.core.interface.parallel import bitbang_6800
from luma.core.render import canvas
from luma.oled.device import ws0010
import time
import requests
serial = bitbang_6800(RS=7, E=8, PINS=[25,24,23,27])
device = ws0010(serial,rotate=2, selected_font='FT01') # this font supports '£' sign
owned = 0.001337
while (True):
response = requests.get('https://api.coindesk.com/v1/bpi/currentprice.json')
data = response.json()
device.text = '!!! UPDATE !!!'
currentPrice = data["bpi"]["GBP"]["rate_float"]
toGbp = round(currentPrice * owned,2)
time.sleep(1)
# other methods from the luma library doesn't seem to work with this particular screen
device.text = '£' + str(data["bpi"]["GBP"]["rate"]) + '\n£' + str(toGbp)
time.sleep(30)
