def drawing():
## Generate an image with PIL and put on the display
## First time through is slow as the fonts are not cached
##
# load an available True Type font
font = ImageFont.truetype(
"/usr/share/fonts/truetype/freefont/FreeSansBold.ttf", 14)
# New b-w image
im = Image.new('1', (84, 48))
# New drawable on image
draw = ImageDraw.Draw(im)
# Full screen and half-screen ellipses
draw.ellipse((0, 0, im.size[0] - 1, im.size[1] - 1), outline=1)
draw.ellipse((im.size[0] / 4, im.size[1] / 4, im.size[0] / 4 * 3 - 1,
im.size[1] / 4 * 3 - 1),
outline=1)
# Some simple text for a test (first with TT font, second with default
draw.text((10, 10), "hello", font=font, fill=1)
draw.text((10, 24), "world", fill=1)
# Check what happens when text exceeds width (clipped)
draw.text((0, 0), "ABCabcDEFdefGHIghi", fill=1)
# Copy it to the display
lcd.image(im)
# clean up
del draw
del im
def drawing():
## Generate an image with PIL and put on the display
## First time through is slow as the fonts are not cached
##
# load an available True Type font
font = ImageFont.truetype("/usr/share/fonts/truetype/freefont/FreeSansBold.ttf", 14)
# New b-w image
im = Image.new("1", (84, 48))
# New drawable on image
draw = ImageDraw.Draw(im)
# Full screen and half-screen ellipses
draw.ellipse((0, 0, im.size[0] - 1, im.size[1] - 1), outline=1)
draw.ellipse((im.size[0] / 4, im.size[1] / 4, im.size[0] / 4 * 3 - 1, im.size[1] / 4 * 3 - 1), outline=1)
# Some simple text for a test (first with TT font, second with default
draw.text((10, 10), "hello", font=font, fill=1)
draw.text((10, 24), "world", fill=1)
# Check what happens when text exceeds width (clipped)
draw.text((0, 0), "ABCabcDEFdefGHIghi", fill=1)
# Copy it to the display
lcd.image(im)
# clean up
del draw
del im
def demo(iterations):
screen = (84, 48)
for loop in range(iterations):
for scale in [2, 3, 4, 3]:
sz = map(lambda z: z / scale - 1, screen)
im = Maze(sz).to_image(lambda z: z * scale)
lcd.image(im)
time.sleep(1)
def demo(iterations):
screen = (84,48)
for loop in range(iterations):
for scale in [2,3,4,3]:
sz = map(lambda z: z/scale-1, screen)
im = Maze(sz).to_image(lambda z: z * scale)
lcd.image(im)
time.sleep(1)
def bitmaps():
im = Image.new('1', (84, 48))
for filename in ["small_font.png", "gnome.png", "gogol.png", "car.png"]:
bitmap = Image.open("images/" + filename)
im.paste(bitmap, (0, 0) + bitmap.size)
lcd.cls()
lcd.image(im, reverse=True)
time.sleep(5)
del bitmap
del im
def bitmaps():
im = Image.new("1", (84, 48))
for filename in ["small_font.png", "gnome.png", "gogol.png", "car.png"]:
bitmap = Image.open("images/" + filename)
im.paste(bitmap, (0, 0) + bitmap.size)
lcd.cls()
lcd.image(im, reverse=True)
time.sleep(5)
del bitmap
del im
def main():
lcd.init()
lcd.backlight(1)
sample = CpuTemperature()
#sample = LoadAverage()
buf = RingBuffer(84)
while True:
current = sample.data()
buf.append(current)
lcd.image(render(buf))
lcd.locate(0,0)
lcd.text(sample.format(current))
time.sleep(1)
def main():
lcd.init()
lcd.backlight(1)
sample = CpuTemperature()
#sample = LoadAverage()
buf = RingBuffer(84)
while True:
current = sample.data()
buf.append(current)
lcd.image(render(buf))
lcd.locate(0, 0)
lcd.text(sample.format(current))
time.sleep(1)
