def write_text(text0, text1='', text2='', text3=''):
dpl.text_pixels(text0,
clear_screen=True,
x=10,
y=15,
text_color='black',
font=fonts.load('luBS19'))
dpl.text_pixels(text1,
clear_screen=False,
x=10,
y=40,
text_color='black',
font=fonts.load('luBS19'))
dpl.text_pixels(text2,
clear_screen=False,
x=10,
y=65,
text_color='black',
font=fonts.load('luBS19'))
dpl.text_pixels(text3,
clear_screen=False,
x=10,
y=90,
text_color='black',
font=fonts.load('luBS19'))
dpl.update()
def show_text(string,
font=fonts.load('luBS14'),
font_width=15,
font_height=24):
lcd.clear()
logging.info('Fonts available: {}'.format(fonts.available()))
lcd.draw.text((font_width, font_height), string, font=font)
lcd.update()
def __init__(self, config):
threading.Thread.__init__(self)
self.roboId = config['id']
self.threadID = 1
self.name = 'ui-thread'
self.isRunning = True
self.messageText = '-'
self.statusText = '-'
self.powerSupplyText = '-'
self.lcd = Display()
self.btn = Button()
self.sound = Sound()
self.leds = Leds()
self.theFont = fonts.load(Ui.M_FONT)
self.lcd.clear()
self.drawText()
self.lcd.update()
exit()
'''
console.reset_console()
console.text_at('Hello World!', column=1, row=5, reset_console=True, inverse=True)
sleep(2)
'''
# 在屏幕上显示字体
if True:
#显示有效的Display字体
print(fonts.available(), file=sys.stderr)
sleep(2)
exit()
disp.clear()
disp.draw.text((10, 10), 'Hello World!', font=fonts.load('courB18'))
disp.update()
# 改变面板显示灯的颜色
leds.set_color("LEFT", "GREEN")
leds.set_color("RIGHT", "RED")
# 英文转语音
sleep(1)
sounds.speak(text='Welcome to the E V 3 dev project!')
sleep(1)
# 控制电机转动
m = LargeMotor(OUTPUT_A)
#m.on_for_rotations(SpeedPercent(75), 1)
m.on_for_degrees(50, 50)
def cmToRotations(cm):
return cm/wheelCircumference_cm
# inches to millimeters:
def inToMillimeters(inches):
return inches * 25.4
# centimeters to millimeters:
def cmToMillimeters(cm): #hhm it works... questionable -- no syntax errors!
return cm * 10 # Yay, no syntax errors!
def drive_cm(power, cm):
rt = cmToRotations(cm)
tank_drive.on_for_rotations(SpeedPercent(power), SpeedPercent(power), int(rt) )
def drive_cm_new(power, cm):
rt = cmToRotations(cm)
tank_drive.on_for_rotations(SpeedPercent(power), SpeedPercent(power), rt)
#---------------------------------------------------------------------------------------------------------------------------------------------
while True:
if (btn.down):
break
pass
btn.wait_for_released('enter')
finish = time.time()
Display_.clear()
Display_.draw.text((0,0), str(finish - start), font=fonts.load('helvR24'))
Display_.update()
time.sleep(5)
drive_cm_new(50, 50)
time.sleep(5)
drive_cm_new(-50, 50)
start = time.time()
import logging
import time
logging.basicConfig(level=logging.DEBUG)
gyro = GyroSensor(INPUT_4)
disp = Display()
b = Button()
s = Sound()
color_left = ColorSensor(INPUT_1)
color_right = ColorSensor(INPUT_3)
# 14, 18, ...
# See all: https://python-ev3dev.readthedocs.io/en/latest/display.html
f = fonts.load('luBS18')
def show(text):
#disp.text_grid(t, x=5, y=5)
disp.clear()
# 0 = left, 80 = far right?
# align="center" doesn't seem to work
lr = 0
down = 20
#down = 50
disp.draw.text((lr, down), text, font=f, align="left")
disp.update()
def follow_line(speed=10, want_rli=65, edge="right"):
#from ev3dev2.sound import Sound
#sound = Sound()
#sound.speak('Left')
import ev3dev2.fonts as fonts
from ev3dev2.display import Display
from time import sleep
display = Display()
display.clear()
display.update()
display.text_grid('Hello World!',
x=2,
y=2,
text_color='black',
font=fonts.load('luBS14'))
display.update()
sleep(10)
import ev3dev2.fonts as fonts
from ev3dev2.display import Display
Display.draw.text((10, 10), 'Hello World!', font=fonts.load('luBS14'))
# code_font_path = os.path.join(fileDir, 'assets/CODE2000.ttf')
# Some display docs: https://python-ev3dev.readthedocs.io/en/stable/display.html
lcd = Display()
def show_text(string,
font=fonts.load('luBS14'),
font_width=15,
font_height=24):
lcd.clear()
logging.info('Fonts available: {}'.format(fonts.available()))
lcd.draw.text((font_width, font_height), string, font=font)
lcd.update()
# https://www.fileformat.info/info/unicode/char/0ca0/index.htm
face = 'ಠ_ಠ'.encode('utf-8')
#show_text(face, ImageFont.truetype(code_font_path, 15), 30, 30) # TODO: fix OSError: cannot open resource
show_text(face, fonts.load('luBS14'), 30,
30) # TODO: find better default font?
sleep(20)
# def show_eyes(image):
# lcd.clear()
# lcd.image.paste(image, (0, 0))
# lcd.update()
# image = Love.bmp
# show_eyes()
# sleep(2)