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
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()