def showSecondsOnScrollPhatHD(seconds):
scrollphathd.clear()
float_sec = (seconds % 60) / 59.0
seconds_progress = float_sec * 15
if DISPLAY_BAR:
for y in range(15):
current_pixel = min(seconds_progress, 1)
scrollphathd.set_pixel(y + 1, 6, current_pixel * BRIGHTNESS)
seconds_progress -= 1
if seconds_progress <= 0:
break
else:
scrollphathd.set_pixel(int(seconds_progress), 6, BRIGHTNESS)
hours = str(int(seconds) / 60 / 60).zfill(2)
minutes = str(int(seconds) / 60 % 60).zfill(2)
scrollphathd.write_string(
hours + ":" + minutes,
x=0, # Align to the left of the buffer
y=0, # Align to the top of the buffer
font=font5x5, # Use the font5x5 font we imported above
brightness=BRIGHTNESS # Use our global brightness value
)
if int(seconds) % 2 == 0:
scrollphathd.clear_rect(8, 0, 1, 5)
scrollphathd.show()
def gauge(self):
self.index += 1
y = 6
x_max = int(self.gauge_value * 0.17)
for x in range(x_max):
scrollphathd.set_pixel(x, y, self.brightness)
return
def draw_wind_line():
global wind_speed
global wind_gusts
wind_multiplier = (17.0 / MAX_WIND_SPEED)
if DEBUG:
print("Wind multiplier: ", wind_multiplier)
wind_calc = wind_multiplier * wind_speed
if DEBUG:
print("wind calc: ", wind_calc)
wind_calc = int(wind_calc) #convert to int
if wind_calc > 17: #just in case something goes haywire, like a hurricane :-)
wind_calc = 17
gust_calc = wind_multiplier * wind_gusts
if DEBUG:
print("gust calc: ", gust_calc)
gust_calc = int(gust_calc)
if gust_calc > 17:
gust_calc = 17
if DEBUG:
print("Wind speed, calc", wind_speed, wind_calc)
print("wind gusts, calc", wind_gusts , gust_calc)
# Draw the wind speed first
for x in range(0,wind_calc):
scrollphathd.set_pixel(x, 6, WIND_BRIGHTNESS)
# Now draw the gust indicator as a single pixel
if gust_calc: #only draw if non zero
scrollphathd.set_pixel(gust_calc-1, 6, GUST_BRIGHTNESS)
return;
def _loop(self):
while True:
self.scroll_remaining -= 1
if self.scroll_remaining == 0:
leds.clear()
leds.show()
elif self.scroll_remaining > 0:
leds.scroll()
leds.show()
elif len(self.phrases) > 0:
self.scroll_remaining = leds.write_string("| " + self.phrases.pop(0) + " |") - 20
else:
t = self.scroll_remaining
fade_in = min(1.0, -t / 30000.0) # fade in over 10 minutes, at sleep(0.02) (50Hz)
ox = math.sin(t/50.0) * 2.0
oy = math.cos(t/50.0) * 2.0
for x in range(17):
dx = float(x) + ox - 8.0
for y in range(7):
dy = float(y) + oy - 3.0
d = math.sqrt(math.pow(dx, 2) + math.pow(dy, 2))
b = math.sin(d + (t/5.0))
b = (b + 1) / 2
b = b * fade_in
leds.set_pixel(x, y, b)
leds.show()
time.sleep(0.02)
def wifi_main_loop():
while True:
global count, signal_high, signal_low
scr.clear()
[id, s] = wifi_info()
scr.fill(brightness=bright1, x=0, y=1, width=s - 1, height=height - 2)
scr.fill(brightness=bright3, x=s - 1, y=1, width=1, height=height - 2)
scr.fill(brightness=bright2,
x=signal_high - 1,
y=0,
width=1,
height=height - 1)
scr.fill(brightness=bright2,
x=signal_low - 1,
y=1,
width=1,
height=height - 1)
if (count > 0 and count <= 9):
scr.set_pixel(x=0, y=3, brightness=bright)
elif (count > 9 and count <= 19):
#scr.clear_rect(0, 0, 1, 1)
scr.set_pixel(x=0, y=3, brightness=bright2)
elif (count >= 19):
count = 0
count = count + 1
scr.show()
time.sleep(delay)
def draw_circle(x, y, radius):
if radius == 1:
scrollphathd.set_pixel(x, y, 0.5)
return
cur_x = x
cur_y = y - radius + 1
while y != cur_y:
if cur_y >= 0 and cur_x >= 0:
scrollphathd.set_pixel(cur_x, cur_y, 0.5)
cur_x = cur_x - 1
cur_y = cur_y + 1
while x != cur_x:
if cur_y >= 0 and cur_x >= 0:
scrollphathd.set_pixel(cur_x, cur_y, 0.5)
cur_x = cur_x + 1
cur_y = cur_y + 1
while y != cur_y:
if cur_y >= 0 and cur_x >= 0:
scrollphathd.set_pixel(cur_x, cur_y, 0.5)
cur_x = cur_x + 1
cur_y = cur_y - 1
while x != cur_x:
if cur_y >= 0 and cur_x >= 0:
scrollphathd.set_pixel(cur_x, cur_y, 0.5)
cur_x = cur_x - 1
cur_y = cur_y - 1
def get_lines():
global lengths
global lines
global line_height
lines = []
with open('/home/pi/weather/conditions', 'r') as conditions:
lines = conditions.read().splitlines()
print(lines)
# Determine how far apart each line should be spaced vertically
line_height = scrollphathd.DISPLAY_HEIGHT + 2
# Store the left offset for each subsequent line (starts at the end of the last line)
offset_left = 0
# Draw each line in lines to the Scroll pHAT HD buffer
# scrollphathd.write_string returns the length of the written string in pixels
# we can use this length to calculate the offset of the next line
# and will also use it later for the scrolling effect.
lengths = [0] * len(lines)
for line, text in enumerate(lines):
lengths[line] = scrollphathd.write_string(text,
x=offset_left,
y=line_height * line)
offset_left += lengths[line]
# This adds a little bit of horizontal/vertical padding into the buffer at
# the very bottom right of the last line to keep things wrapping nicely.
scrollphathd.set_pixel(offset_left - 1, (len(lines) * line_height) - 1, 0)
def main():
brightness = 0
last_time = None
show_colon = False
ldr = LightSensor(LDR_PIN)
if "flip" in sys.argv:
sphd.rotate(180)
while True:
now = datetime.now()
current_time = (now.hour, now.minute)
old_brightness = brightness
brightness = MAX_BRIGHTNESS if ldr.light_detected else 0.1
if current_time != last_time or brightness != old_brightness:
sphd.clear()
draw_digit(0, 0, now.hour // 10, brightness)
draw_digit(4, 0, now.hour % 10, brightness)
draw_digit(10, 0, now.minute // 10, brightness)
draw_digit(14, 0, now.minute % 10, brightness)
last_time = current_time
if show_colon != (now.microsecond <
500000) or brightness != old_brightness:
show_colon = now.microsecond < 500000
sphd.set_pixel(8, 1, brightness * show_colon)
sphd.set_pixel(8, 5, brightness * show_colon)
sphd.show()
time.sleep(0.01)
def show_clock():
# Display a progress bar for seconds
# Displays a dot if False
BRIGHTNESS = 0.3
while int((time.time() % 60)) not in [20, 40]:
phat.clear()
float_sec = (time.time() % 60) / 59.0
seconds_progress = float_sec * 15
for y in range(15):
current_pixel = min(seconds_progress, 1)
phat.set_pixel(y + 1, 6, current_pixel * BRIGHTNESS)
seconds_progress -= 1
if seconds_progress <= 0:
break
phat.write_string(
time.strftime("%H:%M"),
x=0, # Align to the left of the buffer
y=0, # Align to the top of the buffer
font=font5x5, # Use the font5x5 font we imported above
brightness=BRIGHTNESS # Use our global brightness value
)
if int(time.time()) % 2 == 0:
phat.clear_rect(8, 0, 1, 5)
phat.show()
time.sleep(0.1)
def drawHeart():
buffer1 = [
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0
]
buffer2 = [
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
]
animbuffer = [buffer1, buffer2]
frames = 2
for loop in range(0, 10):
pic = animbuffer[loop % frames]
for pos in range(0, len(pic)):
xpos = pos % 17
ypos = int(pos / 17)
sphd.set_pixel(xpos, ypos, float(pic[pos]))
sphd.show()
time.sleep(1)
def progress_show(level, per, prev_x, prev_y):
#max value for x in the led display
max_x = 11
fix_x = prev_x
fix_y = prev_y
# get the upper value of the percentage e.g. 4.1 = 5
cal_x = math.ceil(per / 10)
#print("Cal_x:",cal_x)
if cal_x >= max_x:
cal_x = max_x
for y in range(fix_y, level, 1):
x_limit = max_x
if y == level - 1:
x_limit = cal_x + 1
if x_limit >= max_x:
x_limit = max_x
for x in range(fix_x, x_limit):
if prev_x != 1 or prev_y != 5:
scrollphathd.set_pixel(prev_x, 5 - prev_y, 0.1)
scrollphathd.set_pixel(x, 5 - y, 0.3)
scrollphathd.clear_rect(x=13, y=1, width=3, height=5)
scrollphathd.write_string(str(y + 1),
x=13,
y=1,
font=font3x5,
brightness=0.3)
scrollphathd.show()
time.sleep(0.1)
prev_x = x
prev_y = y
fix_x = 1
return prev_x, prev_y
def setPixel():
if request.is_json:
schema = td["actions"]["setPixel"]["input"]
valid_input = Draft6Validator(schema).is_valid(request.json)
if valid_input:
x = 5
y = 5
try:
x = int(request.json["x"])
except Exception as e:
print(e)
try:
y = int(request.json["y"])
except Exception as e:
print(e)
try:
bright = float(request.json["brightness"])
scrollphathd.clear()
scrollphathd.show()
scrollphathd.set_pixel(x, y, bright)
scrollphathd.show()
return "", 204
except Exception as e:
print(e)
abort(400)
else:
abort(400)
else:
abort(415) # Wrong media type.
def internet_on():
try:
urllib2.urlopen('http://216.58.192.142', timeout = 1)
sphd.set_pixel(0,0,0.3)
sphd.show()
return True
except urllib2.URLError as err:
return False
def mainloop():
scrollphathd.rotate(degrees=180)
scrollphathd.clear()
scrollphathd.show()
while True:
# grab the tweet string from the queue
try:
scrollphathd.clear()
status = q.get(False)
scrollphathd.write_string(status, font=font5x7, brightness=0.1)
status_length = scrollphathd.write_string(status,
x=0,
y=0,
font=font5x7,
brightness=0.1)
time.sleep(0.25)
while status_length > 0:
scrollphathd.show()
scrollphathd.scroll(1)
status_length -= 1
time.sleep(0.02)
scrollphathd.clear()
scrollphathd.show()
time.sleep(0.25)
q.task_done()
except queue.Empty:
float_sec = (time.time() % 60) / 59.0
seconds_progress = float_sec * 15
if DISPLAY_BAR:
for y in range(15):
current_pixel = min(seconds_progress, 1)
scrollphathd.set_pixel(y + 1, 6,
current_pixel * BRIGHTNESS)
seconds_progress -= 1
if seconds_progress <= 0:
break
else:
scrollphathd.set_pixel(int(seconds_progress), 6, BRIGHTNESS)
scrollphathd.write_string(time.strftime("%H:%M"),
x=0,
y=0,
font=font5x5,
brightness=BRIGHTNESS)
if int(time.time()) % 2 == 0:
scrollphathd.clear_rect(8, 0, 1, 5)
scrollphathd.show()
time.sleep(0.25)
def scrollList(output):
#accepts a list of strings and displays to the scrollphat
#buffer size is limited, suggesting to limit lines < 10, depending on length of each object
#setup the display default parameters
scrollphathd.rotate(displayrotation)
scrollphathd.set_brightness(displaybrightness)
# displayRewind = True # rapidly displayRewind after the last line
# delay = 0.009 # Delay is the time (in seconds) between each pixel scrolled
# Draw each line in lines to the Scroll pHAT HD buffer
scrollphathd.clear() #clear the buffer before displaying the next list
line_height = scrollphathd.DISPLAY_HEIGHT + 3 # Determine how far apart each line should be spaced vertically
offset_left = 0 # Store the left offset for each subsequent line (starts at the end of the last line)
lengths = [0] * len(output) # Get the length of each 'line' for the buffer
for line, text in enumerate(output):
lengths[line] = scrollphathd.write_string(
text, x=offset_left, y=line_height * line
) # scrollphathd.write_string returns the length of the written string in pixels
offset_left += lengths[
line] # we can use this length to calculate the offset of the next line for scrolling effect lateer
scrollphathd.set_pixel(
offset_left - 1, (len(output) * line_height) - 1, 0
) # adds some horizontal/vertical padding to the buffer at the very bottom right of the last line to wrap nice
scrollphathd.scroll_to(0, 0) # Reset animation
scrollphathd.show()
pos_x = 0 # Keep track of the X and Y position for the displayRewind effect
pos_y = 0
for current_line, line_length in enumerate(lengths):
time.sleep(
displayScrollSpeed *
10) # Delay a slightly longer time at the start of each line
for y in range(line_length): # Scroll to the end of the current line
scrollphathd.scroll(1, 0)
pos_x += 1
time.sleep(displayScrollSpeed)
scrollphathd.show()
if current_line == len(
output
) - 1 and displayRewind: # If on the very last line and displayRewind is True, rapidly scroll back to the first line.
for y in range(pos_y):
scrollphathd.scroll(-int(pos_x / pos_y), -1)
scrollphathd.show()
time.sleep(displayScrollSpeed)
scrollphathd.clear() #Clear the buffer
else: # Otherwise, progress to the next line by scrolling upwards
for x in range(line_height):
scrollphathd.scroll(0, 1)
pos_y += 1
scrollphathd.show()
time.sleep(displayScrollSpeed)
def display_buf(ibuf):
print("Outputting:")
for x in range(17):
for y in range(7):
sphd.set_pixel(x, y, ibuf[x][y])
sys.stdout.write('#' if ibuf[x][y] else ' ')
sys.stdout.write('\n')
sys.stdout.flush()
sphd.show()
def __init__(self): # draw a full moon
sphd.clear() # blank the screen
brightness = 1 # set initial brightness
for x in range(5, 11):
for y in range(7):
sphd.set_pixel(x, y, brightness)
# turn of corners
x_rows = [0, 1, 5, 6]
y_rows = [5, 6, 10, 11]
def rand_pixel():
x = random.randint(1, 15)
y = random.randint(1, 5)
b = random.randint(0, 5) / 10
scrollphathd.set_pixel(x, y, b)
x = random.randint(1, 15)
y = random.randint(1, 5)
scrollphathd.set_pixel(x, y, 0)
scrollphathd.show()
def show(self):
for w in range(self.width):
for h in range(self.height):
if self.pixels[w][h]:
sphd.set_pixel(w, h, self.pixels[w][h].get_brightness())
else:
sphd.set_pixel(w, h, 0)
sphd.set_brightness(0.1)
sphd.show()
def draw_kr_pulse(pos,dir): # clear 5 pixel line (easier than keeping track of where the previous illuminated pixel was) scrollphathd.clear_rect(12,5,5,1) x = pos + 11 #increase position to the actual x offset we need scrollphathd.set_pixel(x, 5, 0.2) #turn on the current pixel scrollphathd.show() time.sleep(KR_PULSE_DELAY) return;
def draw(history):
if len(history) < 5: return
segments = history[-17:]
high = max(history[-60:])
low = min(history[-60:])
range = high - low
for i, v in enumerate(segments):
y = (v - low) / range
sphd.set_pixel(i, 6 - int(y * 6), 0.25)
def display_life(current_game):
sphd.clear() # blank the screen
for key in current_game: # set our new pixels
if current_game[key] == 1: # if 1, then light up the LED
# find Y axis value
y = key//17
# find X axis
x = key - (y * 17)
sphd.set_pixel(x, y, 1) # set a brightness of 1 seeing as our default is already .25 and it is cumulative
sphd.show() # show the new screen
def tv_main_loop():
while True:
#scr.clear()
g = random.uniform(0.0, 0.2)
for x in range(width):
for y in range(height):
b = random.uniform(0.2, 0.5)
scr.set_pixel(x=x, y=y, brightness=b + g)
scr.show()
time.sleep(delay)
def hit_paddle(self, value): self.v_x = self.v_x * -1 self.freq = BALL_FREQ if value == 2: self.freq -= 2 if self.x <= 0: #move ball in front of paddle self.x = 1 elif self.x >= 16: self.x = 15 sphd.set_pixel(self.x, self.y, BRIGHTNESS)
def get_tech_headline():
GPIO.output(21, GPIO.HIGH)
tech_response = urllib2.urlopen(tech_rss)
tech_text = tech_response.read()
tech_root = et.fromstring(tech_text)
tech_headline = tech_root[0][9][0].text
sphd.set_pixel(0,0,0.3)
sphd.show()
GPIO.output(21, GPIO.LOW)
print("Tech: " + tech_headline)
return tech_headline
def get_sport_headlines():
GPIO.output(21, GPIO.HIGH)
sport_response = urllib2.urlopen(sport_rss)
sport_text = sport_response.read()
sport_root = et.fromstring(sport_text)
sport_headline1 = sport_root[0][9][0].text
sport_headlines.append(sport_headline1)
sphd.set_pixel(2,0,0.3)
sphd.show()
GPIO.output(21, GPIO.LOW)
print("Sport: " + sport_headlines[0])
def scan(self):
y = 6
brightness_range = [0.7, 0.5, 0.3, 0.2, 0.1]
dir = 1
if (self.index // 16) % 2 != 0:
x = 16 - (self.index % 16)
dir = -1
else:
x = (self.index % 16) + 1
for i in range(5):
if 0 <= x - i * dir <= 16:
scrollphathd.set_pixel(x - i * dir, y, brightness_range[i])
self.index += 1
def draw_square(x, y, length):
if length == 1:
scrollphathd.set_pixel(x, y, 0.5)
return
for i in range(length + 1):
if x + i >= 0 and y >= 0:
scrollphathd.set_pixel(x + i, y, 0.5)
if x >= 0 and y + i >= 0:
scrollphathd.set_pixel(x, y + i, 0.5)
if x + length - i >= 0 and y + length >= 0:
scrollphathd.set_pixel(x + length - i, y + length, 0.5)
if x + length >= 0 and y + length - i >= 0:
scrollphathd.set_pixel(x + length, y + length - i, 0.5)
def pacmanClose(xpos, ypos, reverse):
pixels = np.asarray([[0, 0, 1, 1, 1, 0, 0], [0, 1, 1, 1, 1, 1, 0],
[1, 1, 1, 1, 0, 1, 1], [1, 1, 1, 1, 1, 1, 1],
[1, 1, 1, 1, 1, 1, 1], [0, 1, 1, 1, 1, 1, 0],
[0, 0, 1, 1, 1, 0, 0]])
for y in range(7):
for x in range(7):
if reverse:
if pixels[y][x] == 1:
sphd.set_pixel(xpos + (7 - x), ypos + y, brightSet)
else:
if pixels[y][x] == 1:
sphd.set_pixel(xpos + x, ypos + y, brightSet)
def showFace(faceToShow):
print("Showing Face")
clearScrollPhatHD()
for column in range(0, 17):
for row in range(0, 7):
scrollphathd.set_pixel(column, row, faceToShow[column][row])
scrollphathd.show()