def __init__(self, matrix, config):
self.config = config
self._initText()
self.thisMessage = self._getText()
self.nextMessage = self._getText()
self.typeface = OPCText(typeface_bbc)
self.base = 0
class ScrollText(ArtBaseClass):
description = "Scroll text across the display"
fg = None
bg = None
def __init__(self, matrix, config):
self.config = config
self._initText()
self.thisMessage = self._getText()
self.nextMessage = self._getText()
self.typeface = OPCText(typeface_bbc)
self.base = 0
def _initText(self):
raise NotImplementedError
def _getText(self):
raise NotImplementedError
def start(self, matrix):
pass
def refresh(self, matrix):
matrix.clear()
y = matrix.height/2 - 4
end = self.typeface.drawText(matrix, 0-self.base, y,
self.thisMessage, self.fg, self.bg)
# drawText returns None if the image ran to the end of the page. If it
# didn't, then it's time to bring in the new one.
if end is not None:
self.typeface.drawText(matrix, end, y,
self.nextMessage, self.fg, self.bg)
if end == 1:
# this is the final pixel for the original text. So next time
# through, next message is the active messge.
self.thisMessage = self.nextMessage
self.nextMessage = self._getText()
self.base = -1
self.base += 1
def interval(self):
return 50
class ScrollText(ArtBaseClass):
description = "Scroll text across the display"
fg = None
bg = None
def __init__(self, matrix, config):
self.config = config
self._initText()
self.thisMessage = self._getText()
self.nextMessage = self._getText()
self.typeface = OPCText(typeface_bbc)
self.base = 0
def _initText(self):
raise NotImplementedError
def _getText(self):
raise NotImplementedError
def start(self, matrix):
pass
def refresh(self, matrix):
matrix.clear()
y = matrix.height / 2 - 4
end = self.typeface.drawText(matrix, 0 - self.base, y,
self.thisMessage, self.fg, self.bg)
# drawText returns None if the image ran to the end of the page. If it
# didn't, then it's time to bring in the new one.
if end is not None:
self.typeface.drawText(matrix, end, y, self.nextMessage, self.fg,
self.bg)
if end == 1:
# this is the final pixel for the original text. So next time
# through, next message is the active messge.
self.thisMessage = self.nextMessage
self.nextMessage = self._getText()
self.base = -1
self.base += 1
def interval(self):
return 50
def __init__(self, matrix, config):
self.config = config
self._initText()
self.thisMessage = self._getText()
self.nextMessage = self._getText()
self.typeface = OPCText(typeface_bbc)
self.base = 0
def __init__(self, matrix):
stats = os.stat(FILE)
self.length = stats.st_size
self.file = open(FILE, "U")
self.thisMessage = self._getFortune()
self.nextMessage = self._getFortune()
self.typeface = OPCText(typeface_bbc)
self.base = 0
class Art(object):
description = "Scroll classic fortunes across the display"
def _seekFortune(self):
index = randint(0, self.length)
self.file.seek(index)
while self.file.readline()[0] != "%":
pass
def _readFortune(self):
buffer = "+++ "
while True:
line = self.file.readline()
if line == "":
if buffer == "":
# we teleported to the end of the file. Try again.
return self._getFortune()
else:
# we have a fortune, but reached EOF. We're good.
return buffer
# Replace line termination with a space
line = line[:-1]+" "
if line == "% ":
return buffer
buffer += line.replace("\t", " ")
def _getFortune(self):
self._seekFortune()
return self._readFortune()
def __init__(self, matrix):
stats = os.stat(FILE)
self.length = stats.st_size
self.file = open(FILE, "U")
self.thisMessage = self._getFortune()
self.nextMessage = self._getFortune()
self.typeface = OPCText(typeface_bbc)
self.base = 0
def start(self, matrix):
matrix.setFirmwareConfig(nointerp=True)
def refresh(self, matrix):
matrix.clear()
y = matrix.height/2 - 4
end = self.typeface.drawText(matrix, 0-self.base, y,
self.thisMessage, (192, 192, 255), BLUE)
# drawText returns None if the image ran to the end of the page. If it
# didn't, then it's time to bring in the new one.
if end is not None:
self.typeface.drawText(matrix, end, y, self.nextMessage,
(192, 192, 255), BLUE)
if end == 1:
# this is the final pixel for the original text. So next time
# through, next message is the active messge.
self.thisMessage = self.nextMessage
self.nextMessage = self._getFortune()
self.base = -1
self.base += 1
def interval(self):
return 80
