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mqtt-to-flipdot
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tuning

This commit is contained in:
Stefan Kinzel 2016-12-23 02:39:36 +01:00
parent 74abec0096
commit 863e07d89e
2 changed files with 16 additions and 7 deletions
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13
FlipdotSender.py
View File

@ -13,10 +13,12 @@ class FlipdotSender(object):
C_BLACK = 0 C_BLACK = 0
C_WHITE = 255 C_WHITE = 255
def __init__(self, udphost, udpport, img_size=(80,16), font_size=11, def __init__(self, udphost, udpport, img_size=(80,16), font_size=8, font_size_scroll=12,
font_offset1=(0,-2), font_offset2=(0,6), font_offset1=(0,-1), font_offset2=(0,7),
font_family='/usr/share/fonts/gnu-free/FreeMono.ttf', #font_family='/usr/share/fonts/gnu-free/FreeMono.ttf',
font_family='/usr/share/fonts/truetype/ttf-dejavu/DejaVuSansMono.ttf',
#font_family='/usr/share/fonts/truetype/freefont/FreeMono.ttf', #font_family='/usr/share/fonts/truetype/freefont/FreeMono.ttf',
chars_per_line=11): chars_per_line=11):
''' '''
Constructor Constructor
@ -28,6 +30,7 @@ class FlipdotSender(object):
self._udpport = udpport self._udpport = udpport
self._img_size = img_size self._img_size = img_size
self._font_size = font_size self._font_size = font_size
self._font_size_scroll = font_size_scroll
self._font_offset1 = font_offset1 self._font_offset1 = font_offset1
self._font_offset2 = font_offset2 self._font_offset2 = font_offset2
self._font_family = font_family self._font_family = font_family
@ -72,14 +75,14 @@ class FlipdotSender(object):
splitted_text = text.split("|") splitted_text = text.split("|")
draw.text(self._font_offset1, splitted_text[0], font=font, fill=FlipdotSender.C_WHITE) draw.text(self._font_offset1, splitted_text[0], font=font, fill=FlipdotSender.C_WHITE)
if not splitted_text[1] is None: if len(splitted_text)>1:
draw.text(self._font_offset2, splitted_text[1], font=font, fill=FlipdotSender.C_WHITE) draw.text(self._font_offset2, splitted_text[1], font=font, fill=FlipdotSender.C_WHITE)
self._send(image) self._send(image)
def send_marquee(self, str, speed=3): def send_marquee(self, str, speed=3):
offset = self._img_size[0] offset = self._img_size[0]
font = ImageFont.truetype(self._font_family, self._font_size) font = ImageFont.truetype(self._font_family, self._font_size_scroll)
while offset >= -font.getsize(str)[0]-speed: while offset >= -font.getsize(str)[0]-speed:
image = Image.new("RGBA", self._img_size, FlipdotSender.C_BLACK) image = Image.new("RGBA", self._img_size, FlipdotSender.C_BLACK)

10
mqtt-to-flipdot.py
View File

@ -15,9 +15,15 @@ def on_message(client, userdata, msg):
if msg.topic == "raum2/flipdot/scroll": if msg.topic == "raum2/flipdot/scroll":
payload = msg.payload.decode("utf-8") payload = msg.payload.decode("utf-8")
speed = int(payload[0])
if (payload[0]).isdigit():
speed = int(payload[0])
text = payload[1:]
else:
speed = 3
text = payload
flipdot.send_marquee(payload[1:], speed) flipdot.send_marquee(text, speed)
if msg.topic == "raum2/flipdot/text": if msg.topic == "raum2/flipdot/text":
payload = msg.payload.decode("utf-8") payload = msg.payload.decode("utf-8")
flipdot.send_text(payload) flipdot.send_text(payload)