class Display:
def __init__(self):
self.Led = Pixel()
self.tem = [[0, 0, 0]] * 25 # 显示缓存区m=
def Disrupt_Col(color):
a = color[-1]
while True:
if color_num != 1:
import random
random.shuffle(color)
if a != color[0]:
break
def scroll(self, val, color=Red, delay=150):
pixel_col = [[0, 0, 0]] * 25 # 显示缓存区m=
val = str(val) + ' '
color_num = 1
if color != Red:
if isinstance(color[0], list):
color_num = len(color)
# self.Disrupt_Col(color) #打乱颜色顺序
col_cnt = 0
it = iter(color)
for val1 in val:
val2 = CharData[val1]
if color_num == 1:
now_col = color
else:
if col_cnt < color_num:
now_col = next(it) # 确定当前字符的颜色
else:
col_cnt = 0
it = iter(color)
now_col = next(it)
col_cnt += 1
for i in range(25): # 为字符的像素点添加颜色
if val2[i] == 1:
pixel_col[i] = now_col
else:
pixel_col[i] = [0, 0, 0]
for i in range(6): # 开始滚动显示
for t in range(4):
self.tem[20 - (t * 5):20 - (t * 5) +
5] = self.tem[20 - ((t + 1) * 5):20 -
((t + 1) * 5) + 5]
# 数据向前移动5位
if i == 5:
self.tem[0:5] = Zero[0:5] # 每个字符之间间隔一行
else:
self.tem[0:5] = pixel_col[20 - (i * 5):20 - (i * 5) + 5]
for r in range(25):
self.Led.LoadPos(r, self.tem[r]) # 亮度为0
self.Led.Show()
sleep_ms(delay)
def clear(self):
self.Led.fill((0, 0, 0))
self.Led.Show()
def __show(self, it, color):
it = iter(it)
for r in range(25):
col = next(it)
self.Led.LoadPos(r, color if col else black)
self.Led.Show()
def show(self, images, color=Red, *, loop=False, delay=500):
if isinstance(images, str):
images = CharData[images]
if isinstance(images, list) and (isinstance(images[0], Image)
or isinstance(images[0], list)):
for i in images:
self.__show(i, color)
sleep_ms(delay)
try:
while loop:
for i in images:
self.__show(i, color)
sleep_ms(delay)
except Exception as e:
self.Led.fill((0, 0, 0))
self.Led.Show()
else:
it = iter(images)
self.__show(it, color)
try:
while loop:
self.__show(it, color)
except Exception as e:
self.Led.fill((0, 0, 0))
self.Led.Show()
class Display:
lock = _thread.allocate_lock()
def __init__(self):
self.alive = False
self.Led = Pixel()
self.tem = [[0, 0, 0]] * 25 # 显示缓存区m=
def stop(self):
self.alive = False
if Display.lock.acquire():
# print("stop")
Display.lock.release()
def scroll(self, val, color=Red, delay=150):
self.stop()
self.alive = True
if Display.lock.acquire():
# print("start")
_thread.start_new_thread(self._scroll, ([val, color, delay]))
Display.lock.release()
def Disrupt_Col(color):
a = color[-1]
while True:
if color_num != 1:
import random
random.shuffle(color)
if a != color[0]:
break
def _scroll(self, val, color=Red, delay=150):
pixel_col = [[0, 0, 0]] * 25 # 显示缓存区m=
val = str(val) + ' '
color_num = 1
if color != Red:
if isinstance(color[0], list):
color_num = len(color)
# self.Disrupt_Col(color) #打乱颜色顺序
col_cnt = 0
it = iter(color)
for val1 in val:
val2 = CharData[val1]
if color_num == 1:
now_col = color
else:
if col_cnt < color_num:
now_col = next(it) # 确定当前字符的颜色
else:
col_cnt = 0
it = iter(color)
now_col = next(it)
col_cnt += 1
for i in range(25): # 为字符的像素点添加颜色
if val2[i] == 1:
pixel_col[i] = now_col
else:
pixel_col[i] = [0, 0, 0]
if Display.lock.acquire():
for i in range(6): # 开始滚动显示
if self.alive == False:
Display.lock.release()
self.clear()
_thread.exit()
else:
for t in range(4):
self.tem[20 - (t * 5):20 - (t * 5) + 5] = self.tem[20 -
((t + 1) * 5):20 - ((t + 1) * 5) + 5]
# 数据向前移动5位
if i == 5:
self.tem[0:5] = Zero[0:5] # 每个字符之间间隔一行
else:
self.tem[0:5] = pixel_col[20 -
(i * 5):20 - (i * 5) + 5]
for r in range(25):
self.Led.LoadPos(r, self.tem[r]) # 亮度为0
self.Led.Show()
sleep_ms(delay)
Display.lock.release()
_thread.exit()
def clear(self):
self.stop()
self.Led.fill((0, 0, 0))
self.Led.Show()
def __show(self, it, color):
it = iter(it)
for r in range(25):
col = next(it)
self.Led.LoadPos(r, color if col else black)
self.Led.Show()
def show(self, images, wait=True, color=Red, *, loop=False, delay=500, clear=False):
if isinstance(images, str):
images = CharData[images]
if isinstance(images, list) and (isinstance(images[0], Image) or isinstance(images[0], list)):
for i in images:
self.__show(i, color)
sleep_ms(delay)
try:
while loop:
for i in images:
self.__show(i, color)
sleep_ms(delay)
except Exception as e:
self.Led.fill((0, 0, 0))
self.Led.Show()
else:
it = iter(images)
self.__show(it, color)
try:
while loop:
self.__show(it, color)
except Exception as e:
self.Led.fill((0, 0, 0))
self.Led.Show()
def get_pixel(self, x=0, y=0):
print("get_pixel will be supported in the future.")
def set_pixel(self, x=0, y=0, value=9):
print("set_pixel will be supported in the future.")
def on(self):
self.clear()
def off(self):
self.clear()
def is_on(self):
return self.Led != None
def loop():
digital_outputs = [False, False, False]
while True:
data = uart.readline()
sleep(8)
if data:
cmd = str(data, 'utf-8').rstrip()
if not len(cmd):
continue
# noinspection PyUnresolvedReferences
cmd_list = cmd.split(",")
# get command id
try:
cmd_id = cmd_list[0]
except IndexError:
cmd_id = 'z'
continue
# display image command
if cmd_id == 'd':
image_dict = {"HAPPY": Image.HAPPY,
"SAD": Image.SAD,
"ANGRY": Image.ANGRY,
"SMILE": Image.SMILE,
"CONFUSED": Image.CONFUSED,
"ASLEEP": Image.ASLEEP,
"SURPRISED": Image.SURPRISED,
"SILLY": Image.SILLY,
"FABULOUS": Image.FABULOUS,
"MEH": Image.MEH,
"YES": Image.YES,
"NO": Image.NO,
"RABBIT": Image.RABBIT,
"COW": Image.COW,
"ROLLERSKATE": Image.ROLLERSKATE,
"HOUSE": Image.HOUSE,
"SNAKE": Image.SNAKE,
"HEART": Image.HEART,
"DIAMOND": Image.DIAMOND,
"DIAMOND_SMALL": Image.DIAMOND_SMALL,
"SQUARE": Image.SQUARE,
"SQUARE_SMALL": Image.SQUARE_SMALL,
"TRIANGLE": Image.TRIANGLE,
"TARGET": Image.TARGET,
"STICKFIGURE": Image.STICKFIGURE,
"ARROW_N": Image.ARROW_N,
"ARROW_NE": Image.ARROW_NE,
"ARROW_E": Image.ARROW_E,
"ARROW_SE": Image.ARROW_SE,
"ARROW_S": Image.ARROW_S,
"ARROW_SW": Image.ARROW_SW,
"ARROW_W": Image.ARROW_W,
"ARROW_NW": Image.ARROW_NW}
# get image key
try:
image_key = cmd_list[1]
except IndexError:
continue
try:
r_value = int(cmd_list[2])
except ValueError:
continue
except IndexError:
continue
if r_value < 0:
r_value = 0
if r_value > 255:
r_value = 255
try:
g_value = int(cmd_list[3])
except ValueError:
continue
except IndexError:
continue
if g_value < 0:
g_value = 0
if g_value > 255:
g_value = 255
try:
b_value = int(cmd_list[4])
except ValueError:
continue
except IndexError:
continue
if b_value < 0:
b_value = 0
if b_value > 255:
b_value = 255
#if image_key in image_dict:
display.show(image_dict.get(image_key),[r_value,g_value,b_value])
# scroll text command
elif cmd_id == 's':
try:
r_value = int(cmd_list[2])
except ValueError:
continue
except IndexError:
continue
if r_value < 0:
r_value = 0
if r_value > 255:
r_value = 255
try:
g_value = int(cmd_list[3])
except ValueError:
continue
except IndexError:
continue
if g_value < 0:
g_value = 0
if g_value > 255:
g_value = 255
try:
b_value = int(cmd_list[4])
except ValueError:
continue
except IndexError:
continue
if b_value < 0:
b_value = 0
if b_value > 255:
b_value = 255
display.scroll(str(cmd_list[1]),[r_value,g_value,b_value])
# write pixel command
elif cmd_id == 'p':
# get row, column and intensity value
# make sure values are within valid range
# print(cmd)
try:
x = int(cmd_list[1])
except ValueError:
continue
except IndexError:
continue
if x < 0:
x = 0
if x > 4:
x = 4
try:
y = int(cmd_list[2])
except ValueError:
continue
except IndexError:
continue
if y < 0:
y = 0
if y > 4:
y = 4
try:
r_value = int(cmd_list[3])
except ValueError:
continue
except IndexError:
continue
if r_value < 0:
r_value = 0
if r_value > 255:
r_value = 255
try:
g_value = int(cmd_list[4])
except ValueError:
continue
except IndexError:
continue
if g_value < 0:
g_value = 0
if g_value > 255:
g_value = 255
try:
b_value = int(cmd_list[5])
except ValueError:
continue
except IndexError:
continue
if b_value < 0:
b_value = 0
if b_value > 255:
b_value = 255
#display.set_pixel(x, y, value)
from pixel import Pixel
View = Pixel()
View.LoadXY(x, y, [r_value,g_value,b_value])
View.Show()
# clear display command
elif cmd_id == 'c':
display.clear()
# analog write command
# if values are out of range, command is ignored
elif cmd_id == 'a':
# check pin and value ranges
try:
pin = int(cmd_list[1])
value = int(cmd_list[2])
digital_outputs[pin] = True
except IndexError:
continue
except ValueError:
continue
if 0 <= pin <= 2:
if not 0 <= value <= 1023:
value = 256
if pin == 0:
pin0.write_analog(value)
elif pin == 1:
pin1.write_analog(value)
elif pin == 2:
pin2.write_analog(value)
# digital write command
elif cmd_id == 't':
# check pin and value ranges
# if values are out of range, command is ignored
try:
pin = int(cmd_list[1])
value = int(cmd_list[2])
digital_outputs[pin] = True
except IndexError:
continue
except ValueError:
continue
if 0 <= pin <= 2:
if 0 <= value <= 1:
if pin == 0:
pin0.write_digital(value)
elif pin == 1:
pin1.write_digital(value)
elif pin == 2:
pin2.write_digital(value)
else:
pass
elif cmd == 'g':
# This string will contain the sensor values and will
# be "printed" to the serial port.
# Fields are comma delimited
sensor_string = ""
# accelerometer
sensor_string += str(int(accelerometer.get_x()*20)) + ','
sensor_string += str(int(accelerometer.get_y()*20)) + ','
sensor_string += str(int(accelerometer.get_z()*20)) + ','
# buttons
sensor_string += str(button_a.is_pressed()) + ','
sensor_string += str(button_b.is_pressed()) + ','
# get digital input pin values
if not digital_outputs[0]:
sensor_string += str(pin0.read_digital()) + ','
else:
sensor_string += '0' + ','
#
if not digital_outputs[1]:
sensor_string += str(pin1.read_digital()) + ','
else:
sensor_string += '0' + ','
#
if not digital_outputs[2]:
sensor_string += str(pin2.read_digital()) + ','
else:
sensor_string += '0' + ','
# get analog input pin values
if not digital_outputs[0]:
sensor_string += '0' + ','
else:
sensor_string += '0' + ','
if not digital_outputs[1]:
sensor_string += str(pin1.read_analog()) + ','
else:
sensor_string += '0' + ','
if not digital_outputs[2]:
sensor_string += str(pin2.read_analog())+','
else:
sensor_string += '0' + ','
###temperature
sensor_string += str(temperature()) +','
#L R light
import light
R = light.Intensity(39)
L = light.Intensity(36)
sensor_string += str(int(L.read()))+','
sensor_string += str(int(R.read()))
print(sensor_string)
sleep(10)
elif cmd == 'v':
print('s2mb.py Version 1.10 14 April 2018')
else:
continue
sleep(8)
