def showText(strip,
text,
font=None,
fg_color=None,
bg_color=None,
fps=8,
count=1,
offset=1):
'''
Display text on display
'''
if font == None:
font = os.path.join('/usr/share/fonts/truetype/freefont/',
'FreeSans.ttf')
if fg_color == None: fg_color = Color(255, 255, 255)
if bg_color == None: bg_color = Color(0, 0, 0)
text = ' ' + text + ' '
fnt = fontdemo.Font(font, HEIGHT - offset + 3 if offset > 1 else HEIGHT)
text_width, text_height, text_max_descent = fnt.text_dimensions(text)
text_as_pixel = fnt.render_text(text)
print(text_width)
print(text_as_pixel)
# Display text count times
for i in range(count):
# Erase previous content
setColorToAll(strip, bg_color, offset)
# Assure here correct rendering, if the text does not fill the whole display
render_range = WIDTH if WIDTH < text_width else text_width
print(render_range)
for y in range(text_height):
for x in range(render_range):
setColorBy2DCoordinates(
strip, x, y,
fg_color if text_as_pixel.pixels[y * text_width +
x] else bg_color, offset)
# Show first frame for 0.5 seconds
strip.show()
time.sleep(0.5)
print(text_width - WIDTH + 1)
# Shift text from left to right to show all.
for cur_offset in range(text_width - WIDTH + 1):
for y in range(text_height):
for x in range(WIDTH):
setColorBy2DCoordinates(
strip, x, y, fg_color if
text_as_pixel.pixels[y * text_width + x +
cur_offset] else bg_color, offset)
strip.show()
time.sleep(1.0 / fps)
def showText(self,
text,
font=None,
fg_color=None,
bg_color=None,
fps=10,
count=1):
"""
Display text on display
"""
if font is None:
font = self.default_font
if fg_color is None:
fg_color = self.default_fg_color
if bg_color is None:
bg_color = self.default_bg_color
text = ' ' + text + ' '
fnt = fontdemo.Font(font, self.wcl.WCA_HEIGHT)
text_width, text_height, text_max_descent = fnt.text_dimensions(text)
text_as_pixel = fnt.render_text(text)
# Display text count times
for i in range(count):
# Erase previous content
self.setColorToAll(bg_color, includeMinutes=True)
# Assure here correct rendering, if the text does not fill the whole display
render_range = self.wcl.WCA_WIDTH if self.wcl.WCA_WIDTH < text_width else text_width
for y in range(text_height):
for x in range(render_range):
self.wcl.setColorBy2DCoordinates(
self.strip, x, y,
fg_color if text_as_pixel.pixels[y * text_width +
x] else bg_color)
# Show first frame for 0.5 seconds
self.show()
if self.wci.waitForExit(0.5):
return
# Shift text from left to right to show all.
for cur_offset in range(text_width - self.wcl.WCA_WIDTH + 1):
for y in range(text_height):
for x in range(self.wcl.WCA_WIDTH):
self.wcl.setColorBy2DCoordinates(
self.strip, x, y, fg_color
if text_as_pixel.pixels[y * text_width + x +
cur_offset] else bg_color)
self.show()
if self.wci.waitForExit(1.0 / fps):
return
def showTimeAsText(self, fg_color, bg_color, fps=10, count=1):
# get current time from system
curTime = datetime.datetime.now()
# separate time elements
hour = curTime.hour
minute = curTime.minute
# set the displaying text
# default is time with hours and minutes
# if customText file exists then display the text within the file
text = ' ' \
+ format(hour, '02d') \
+ ':' \
+ format(minute, '02d') \
+ ' '
# customText file readout if exists
pathToTextFile = os.path.join(self.basePath, 'other', 'customText.txt')
if os.path.exists(pathToTextFile):
with open(pathToTextFile, 'r') as f:
text = ' ' + f.read() + ' '
os.remove(pathToTextFile)
# set font
font = os.path.join(self.basePath, 'other', 'tiny.ttf')
# setup fontdemo
fnt = fontdemo.Font(font, self.clock_width)
txt_width, txt_height, txt_max_descent = fnt.text_dimensions(text)
txt_as_pixel = fnt.render_text(text)
# Display text count times
for i in range(count):
# Erase previous content
self.stripFunctions.wipeLEDs(bg_color)
# Shift text from left to right to show all.
for cur_offset in range(txt_width - self.clock_width + 1):
for y in range(txt_height):
for x in range(self.clock_width):
if txt_as_pixel.pixels[y * txt_width + x + cur_offset]:
u_color = fg_color
else:
u_color = bg_color
self.stripFunctions.setColorBy2DCoordinates(
x, y, u_color)
self.strip.show()
time.sleep(1.0 / fps)
def scroll_text(strip, txt, wait_ms=100, func=None):
fnt = fontdemo.Font('helvetica.ttf', 11)
txt = fnt.render_text(' ' + txt + ' ', 14, 8)
for x in range(txt.width):
for y in range(8):
for x2 in range(8):
c = Color(0, 0, 0)
if x2 + x < txt.width:
if txt.pixels[(y * txt.width) + (x + x2)]:
c = Color(255, 255, 255)
setp(strip, 7 - x2, y, c)
strip.show()
if func and func(): return
time.sleep(wait_ms / 1000.0)
def scroll_text(strip, txt, wait_ms=100, textcolor=(255, 255, 255), func=None):
#fnt = fontdemo.Font('helvetica.ttf', 11)
fnt = fontdemo.Font('C64.ttf', 8)
txt = fnt.render_text(' ' + txt + ' ', 14, 8)
for x in range(txt.width):
for y in range(8):
for x2 in range(8):
c = Color(0, 0, 0)
if x2 + x < txt.width:
try:
if txt.pixels[(y * txt.width) + (x + x2)]:
c = Color(textcolor[0], textcolor[1],
textcolor[2]) #Color(255,255,255)
except Exception as e:
print(e)
setp(strip, x2, y, c)
strip.show()
if func and func(): return
time.sleep(wait_ms / 1000.0)
def showCountDown(self):
'''
0 1 2 3 4 5 ->--
|
--<- 11 10 9 8 7 6 -<--
|
-->- 12 13 14 15 16 17 ->--
|
23 22 21 20 19 18 -<--
'''
# Erase previous content
self.stripFunctions.wipeLEDs()
colors = [
Color(255, 0, 0),
Color(255, 96, 0),
Color(255, 255, 0),
Color(128, 255, 0),
Color(0, 255, 0),
Color(0, 255, 128),
Color(0, 255, 255),
Color(0, 178, 255),
Color(0, 0, 255),
Color(128, 0, 255),
Color(255, 0, 255)
]
for i in range(10):
if i == 0:
# 10
self.stripFunctions.setColorBy1DCoordinate(11, colors[i])
self.stripFunctions.setColorBy1DCoordinate(23, colors[i])
self.stripFunctions.setColorBy1DCoordinate(1, colors[i])
self.stripFunctions.setColorBy1DCoordinate(10, colors[i])
self.stripFunctions.setColorBy1DCoordinate(13, colors[i])
self.stripFunctions.setColorBy1DCoordinate(22, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(4, colors[i])
self.stripFunctions.setColorBy1DCoordinate(8, colors[i])
self.stripFunctions.setColorBy1DCoordinate(15, colors[i])
self.stripFunctions.setColorBy1DCoordinate(19, colors[i])
self.stripFunctions.setColorBy1DCoordinate(17, colors[i])
self.stripFunctions.setColorBy1DCoordinate(6, colors[i])
elif i == 1:
# 9
self.stripFunctions.setColorBy1DCoordinate(9, colors[i])
self.stripFunctions.setColorBy1DCoordinate(14, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(15, colors[i])
self.stripFunctions.setColorBy1DCoordinate(4, colors[i])
self.stripFunctions.setColorBy1DCoordinate(7, colors[i])
self.stripFunctions.setColorBy1DCoordinate(16, colors[i])
self.stripFunctions.setColorBy1DCoordinate(19, colors[i])
elif i == 2:
# 8
self.stripFunctions.setColorBy1DCoordinate(1, colors[i])
self.stripFunctions.setColorBy1DCoordinate(10, colors[i])
self.stripFunctions.setColorBy1DCoordinate(13, colors[i])
self.stripFunctions.setColorBy1DCoordinate(2, colors[i])
self.stripFunctions.setColorBy1DCoordinate(14, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(8, colors[i])
self.stripFunctions.setColorBy1DCoordinate(20, colors[i])
self.stripFunctions.setColorBy1DCoordinate(7, colors[i])
self.stripFunctions.setColorBy1DCoordinate(16, colors[i])
self.stripFunctions.setColorBy1DCoordinate(19, colors[i])
elif i == 3:
# 7
self.stripFunctions.setColorBy1DCoordinate(2, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(15, colors[i])
self.stripFunctions.setColorBy1DCoordinate(4, colors[i])
self.stripFunctions.setColorBy1DCoordinate(7, colors[i])
elif i == 4:
# 6
self.stripFunctions.setColorBy1DCoordinate(9, colors[i])
self.stripFunctions.setColorBy1DCoordinate(14, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(2, colors[i])
self.stripFunctions.setColorBy1DCoordinate(15, colors[i])
self.stripFunctions.setColorBy1DCoordinate(20, colors[i])
self.stripFunctions.setColorBy1DCoordinate(6, colors[i])
self.stripFunctions.setColorBy1DCoordinate(16, colors[i])
self.stripFunctions.setColorBy1DCoordinate(19, colors[i])
elif i == 5:
# 5
self.stripFunctions.setColorBy1DCoordinate(2, colors[i])
self.stripFunctions.setColorBy1DCoordinate(9, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(20, colors[i])
self.stripFunctions.setColorBy1DCoordinate(4, colors[i])
self.stripFunctions.setColorBy1DCoordinate(16, colors[i])
elif i == 6:
# 4
self.stripFunctions.setColorBy1DCoordinate(9, colors[i])
self.stripFunctions.setColorBy1DCoordinate(14, colors[i])
self.stripFunctions.setColorBy1DCoordinate(15, colors[i])
self.stripFunctions.setColorBy1DCoordinate(4, colors[i])
self.stripFunctions.setColorBy1DCoordinate(7, colors[i])
self.stripFunctions.setColorBy1DCoordinate(16, colors[i])
self.stripFunctions.setColorBy1DCoordinate(19, colors[i])
elif i == 7:
# 3
self.stripFunctions.setColorBy1DCoordinate(2, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(8, colors[i])
self.stripFunctions.setColorBy1DCoordinate(20, colors[i])
self.stripFunctions.setColorBy1DCoordinate(7, colors[i])
self.stripFunctions.setColorBy1DCoordinate(16, colors[i])
elif i == 8:
# 2
self.stripFunctions.setColorBy1DCoordinate(2, colors[i])
self.stripFunctions.setColorBy1DCoordinate(14, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.stripFunctions.setColorBy1DCoordinate(3, colors[i])
self.stripFunctions.setColorBy1DCoordinate(20, colors[i])
self.stripFunctions.setColorBy1DCoordinate(7, colors[i])
self.stripFunctions.setColorBy1DCoordinate(19, colors[i])
elif i == 9:
# 1
self.stripFunctions.setColorBy1DCoordinate(11, colors[i])
self.stripFunctions.setColorBy1DCoordinate(23, colors[i])
self.stripFunctions.setColorBy1DCoordinate(1, colors[i])
self.stripFunctions.setColorBy1DCoordinate(10, colors[i])
self.stripFunctions.setColorBy1DCoordinate(13, colors[i])
self.stripFunctions.setColorBy1DCoordinate(22, colors[i])
self.stripFunctions.setColorBy1DCoordinate(21, colors[i])
self.strip.show()
time.sleep(1)
self.stripFunctions.wipeLEDs()
text = 'Frohes Neues'
fg_color = colors[10]
bg_color = Color(0, 0, 0)
fps = 5
count = 1
# set font
font = os.path.join(self.basePath, 'other', 'tiny.ttf')
# setup fontdemo
fnt = fontdemo.Font(font, self.clock_width)
txt_width, txt_height, txt_max_descent = fnt.text_dimensions(text)
txt_as_pixel = fnt.render_text(text)
# Display text count times
for i in range(count):
# Erase previous content
self.stripFunctions.wipeLEDs(bg_color)
# Shift text from left to right to show all.
for cur_offset in range(txt_width - self.clock_width + 1):
for y in range(txt_height):
for x in range(self.clock_width):
if txt_as_pixel.pixels[y * txt_width + x + cur_offset]:
u_color = fg_color
else:
u_color = bg_color
self.stripFunctions.setColorBy2DCoordinates(
x, y, u_color)
self.strip.show()
time.sleep(1.0 / fps)
