def test():
color = divoom_image.BMP_BLUE
SYMBOL = "BTCUSDT"
json_url = urllib.urlopen("https://www.binance.com/api/v3/ticker/24hr?symbol="+SYMBOL)
data = json.loads(json_url.read())
if float(data["priceChange"]) < 0:
arrow = u"\u2193"
color = divoom_image.BMP_RED
elif float(data["priceChange"]) == 0:
arrow = u"\u2194"
else:
arrow = u"\u2191"
color = divoom_image.BMP_GREEN
TEXT = arrow+str(int(round(float(data["lastPrice"]))))
img = divoom_image.draw_text_to_image(text=TEXT, color=color, size=(70, 10))
sliced_images = divoom_image.horizontal_slices(img)
# create divoom packages
raw_data_packages = []
# thing.create_off_package() #brightness
for img in sliced_images:
raw_data_packages.append(divoom_image.to_divoom_data(img))
# create BT divoom packages
pkgs = thing.create_animation_packages(raw_data_packages, 1)
for i in range(0, len(pkgs)):
dev.send(pkgs[i])
def draw_text(self, text="HELLO WORLD"):
img = divoom_image.draw_text_to_image(text=text, color=divoom_image.BMP_YELLOW, size=(70, 10))
sliced_images = divoom_image.horizontal_slices(img)
# create divoom packages
raw_data_packages = []
for img in sliced_images:
raw_data_packages.append(divoom_image.to_divoom_data(img))
# create BT divoom packages
pkgs = self.protocol.create_animation_packages(raw_data_packages, 1)
for i in range(0, len(pkgs)):
self.device.send(pkgs[i])
def old_to_new(old_img, new_img, way=1):
sliced_images = divoom_image.scroll_between(old_img, new_img, way)
pkgs = []
# prepare the data before sending it
for img in sliced_images:
img_raw_bytes = divoom_image.to_divoom_data(img)
img_bytes = thing.create_image_package(img_raw_bytes)
pkgs.append(img_bytes)
# send single images to divoom
for pkg in pkgs:
dev.send(pkg)
time.sleep(0.1)
def hello_world():
img = divoom_image.draw_text_to_image(text="HELLO WORLD",
color=divoom_image.BMP_YELLOW,
size=(70, 10))
sliced_images = divoom_image.horizontal_slices(img)
# create divoom packages
raw_data_packages = []
for img in sliced_images:
raw_data_packages.append(divoom_image.to_divoom_data(img))
# create BT divoom packages
pkgs = thing.create_animation_packages(raw_data_packages, 1)
for i in range(0, len(pkgs)):
dev.send(pkgs[i])
def test_image_and_back_example7(self):
img = Image.open(self.TESTDATA_DIR + "example7.bmp")
divoom_data = divoom_image.to_divoom_data(img)
img2 = divoom_image.divoom_to_image(divoom_data)
#replace all non-unique keys
img2data = list(img2.getdata())
for idx, item in enumerate(img2data):
if item == 1: # red is 9 & 1
img2data[idx] = 9
self.assertEquals(len(img.getdata()), len(img2.getdata()))
self.assertItemsEqual(img.getdata(), img2data)
def scroll_sequence():
img_1 = Image.open(imagename("example7.bmp"))
img_2 = Image.open(imagename("example9.bmp"))
img_3 = Image.open(imagename("firework6.bmp"))
img_4 = Image.open(imagename("example3.bmp"))
img_5 = Image.open(imagename("example5.bmp"))
dev.send(thing.create_temp_package())
time.sleep(1)
first_img_raw_bytes = divoom_image.to_divoom_data(img_1)
first_img_bytes = thing.create_image_package(first_img_raw_bytes)
dev.send(first_img_bytes)
time.sleep(4)
old_to_new(img_1, img_2, 1)
time.sleep(1)
old_to_new(img_2, img_3, 2)
time.sleep(1)
old_to_new(img_3, img_4, 3)
time.sleep(1)
old_to_new(img_4, img_5, 4)
def scroll_sequence(self):
img_1 = Image.open("images/example7.bmp")
img_2 = Image.open("images/example9.bmp")
img_3 = Image.open("images/firework6.bmp")
img_4 = Image.open("images/example3.bmp")
img_5 = Image.open("images/example5.bmp")
self.device.send(self.protocol.create_temp_package())
time.sleep(1)
first_img_raw_bytes = divoom_image.to_divoom_data(img_1)
first_img_bytes = self.protocol.create_image_package(first_img_raw_bytes)
self.device.send(first_img_bytes)
time.sleep(4)
self.old_to_new(img_1, img_2, 1)
time.sleep(1)
self.old_to_new(img_2, img_3, 2)
time.sleep(1)
self.old_to_new(img_3, img_4, 3)
time.sleep(1)
self.old_to_new(img_4, img_5, 4)
def test_image_and_back_black(self):
img = Image.open(self.TESTDATA_DIR + "black.bmp")
divoom_data = divoom_image.to_divoom_data(img)
img2 = divoom_image.divoom_to_image(divoom_data)
self.assertEquals(len(img.getdata()), len(img2.getdata()))
self.assertItemsEqual(img.getdata(), img2.getdata())