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ledbar/host_python/meny.py
Cestmir Houska 3bb22c73db Added a program for outputting the CZK exchange rates onto a 5x4 matrix 
Signed-off-by: Cestmir Houska <czestmyr@gmail.com>
2012-12-07 07:04:37 +01:00

627 lines
8.9 KiB
Python
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import sys, time, socket, string, threading, httplib
from ledbar import Ledbar
WIDTH = 4
HEIGHT = 5
PIXELS = 20
LETTER_WIDTH = 4
HOST = "irc.freenode.net"
PORT = 6667
NICK = "Ledbar"
IDENT = "Ledbar"
REALNAME = "Brmlab Led display"
chars = {
' ': [
[0, 0],
[0, 0],
[0, 0],
[0, 0],
[0, 0]
],
'A': [
[0, 1, 0],
[1, 0, 1],
[1, 1, 1],
[1, 0, 1],
[1, 0, 1]
],
'B': [
[1, 1, 0],
[1, 0, 1],
[1, 1, 0],
[1, 0, 1],
[1, 1, 0]
],
'C': [
[0, 1, 0],
[1, 0, 1],
[1, 0, 0],
[1, 0, 1],
[0, 1, 0]
],
'D': [
[1, 1, 0],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[1, 1, 0]
],
'E': [
[1, 1, 1],
[1, 0, 0],
[1, 1, 0],
[1, 0, 0],
[1, 1, 1]
],
'F': [
[1, 1, 1],
[1, 0, 0],
[1, 1, 0],
[1, 0, 0],
[1, 0, 0]
],
'G': [
[0, 1, 1, 0],
[1, 0, 0, 0],
[1, 0, 1, 1],
[1, 0, 0, 1],
[0, 1, 1, 0]
],
'H': [
[1, 0, 1],
[1, 0, 1],
[1, 1, 1],
[1, 0, 1],
[1, 0, 1]
],
'I': [
[1, 1, 1],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0],
[1, 1, 1]
],
'J': [
[0, 1, 1],
[0, 0, 1],
[0, 0, 1],
[1, 0, 1],
[0, 1, 0]
],
'K': [
[1, 0, 1],
[1, 0, 1],
[1, 1, 0],
[1, 0, 1],
[1, 0, 1]
],
'L': [
[1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[1, 1, 1]
],
'M': [
[1, 0, 0, 0, 1],
[1, 1, 0, 1, 1],
[1, 0, 1, 0, 1],
[1, 0, 0, 0, 1],
[1, 0, 0, 0, 1]
],
'N': [
[1, 0, 0, 1],
[1, 1, 0, 1],
[1, 0, 1, 1],
[1, 0, 0, 1],
[1, 0, 0, 1]
],
'O': [
[0, 1, 0],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[0, 1, 0]
],
'P': [
[1, 1, 0],
[1, 0, 1],
[1, 1, 0],
[1, 0, 0],
[1, 0, 0]
],
'Q': [
[0, 1, 1, 0],
[1, 0, 0, 1],
[1, 0, 0, 1],
[1, 0, 1, 0],
[0, 1, 0, 1]
],
'R': [
[1, 1, 0],
[1, 0, 1],
[1, 1, 0],
[1, 0, 1],
[1, 0, 1]
],
'S': [
[0, 1, 1],
[1, 0, 0],
[0, 1, 0],
[0, 0, 1],
[1, 1, 0]
],
'T': [
[1, 1, 1],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0]
],
'U': [
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[1, 1, 1]
],
'V': [
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[0, 1, 0]
],
'W': [
[1, 0, 0, 0, 1],
[1, 0, 1, 0, 1],
[1, 0, 1, 0, 1],
[1, 0, 1, 0, 1],
[1, 1, 0, 1, 0]
],
'X': [
[1, 0, 1],
[1, 0, 1],
[0, 1, 0],
[1, 0, 1],
[1, 0, 1]
],
'Y': [
[1, 0, 1],
[1, 0, 1],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0]
],
'Z': [
[1, 1, 1],
[0, 0, 1],
[0, 1, 0],
[1, 0, 0],
[1, 1, 1]
],
'!': [
[1],
[1],
[1],
[0],
[1]
],
'a': [
[1, 1, 0],
[0, 0, 1],
[0, 1, 1],
[1, 0, 1],
[0, 1, 0]
],
'b': [
[1, 0, 0],
[1, 0, 0],
[1, 1, 0],
[1, 0, 1],
[1, 1, 0]
],
'c': [
[0, 0, 0],
[0, 1, 1],
[1, 0, 0],
[1, 0, 0],
[0, 1, 1]
],
'd': [
[0, 0, 1],
[0, 0, 1],
[0, 1, 1],
[1, 0, 1],
[0, 1, 1]
],
'e': [
[0, 1, 0],
[1, 0, 1],
[1, 1, 1],
[1, 0, 0],
[0, 1, 0]
],
'f': [
[0, 1, 1],
[1, 0, 0],
[1, 1, 0],
[1, 0, 0],
[1, 0, 0]
],
'g': [
[0, 1, 1],
[1, 0, 1],
[0, 1, 1],
[0, 0, 1],
[1, 1, 0]
],
'h': [
[1, 0, 0],
[1, 0, 0],
[1, 1, 0],
[1, 0, 1],
[1, 0, 1]
],
'i': [
[0],
[1],
[0],
[1],
[1]
],
'j': [
[0, 0, 1],
[0, 0, 0],
[0, 0, 1],
[1, 0, 1],
[0, 1, 0]
],
'k': [
[1, 0, 0],
[1, 0, 0],
[1, 0, 1],
[1, 1, 0],
[1, 0, 1]
],
'l': [
[1, 1],
[0, 1],
[0, 1],
[0, 1],
[0, 1]
],
'm': [
[0, 0, 0, 0, 0],
[0, 1, 0, 1, 1],
[1, 0, 1, 0, 1],
[1, 0, 1, 0, 1],
[1, 0, 1, 0, 1]
],
'n': [
[0, 0, 0],
[1, 1, 0],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1]
],
'o': [
[0, 0, 0],
[0, 1, 0],
[1, 0, 1],
[1, 0, 1],
[0, 1, 0]
],
'p': [
[0, 0, 0],
[1, 1, 0],
[1, 0, 1],
[1, 1, 0],
[1, 0, 0]
],
'q': [
[0, 0, 0],
[0, 1, 1],
[1, 0, 1],
[0, 1, 1],
[0, 0, 1]
],
'r': [
[0, 0],
[0, 1],
[1, 0],
[1, 0],
[1, 0]
],
's': [
[0, 0, 0],
[0, 1, 1],
[1, 1, 0],
[0, 0, 1],
[1, 1, 0]
],
't': [
[1, 0],
[1, 1],
[1, 0],
[1, 0],
[0, 1]
],
'u': [
[0, 0, 0],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[1, 1, 1]
],
'v': [
[0, 0, 0],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[0, 1, 0]
],
'w': [
[0, 0, 0, 0, 0],
[1, 0, 0, 0, 1],
[1, 0, 1, 0, 1],
[1, 0, 1, 0, 1],
[0, 1, 0, 1, 0]
],
'x': [
[0, 0, 0],
[1, 0, 1],
[0, 1, 0],
[1, 0, 1],
[1, 0, 1]
],
'y': [
[0, 0, 0],
[1, 0, 1],
[0, 1, 1],
[0, 0, 1],
[0, 0, 1]
],
'z': [
[0, 0, 0],
[1, 1, 1],
[0, 1, 0],
[1, 0, 0],
[1, 1, 1]
],
'0': [
[1, 1, 1],
[1, 0, 1],
[1, 0, 1],
[1, 0, 1],
[1, 1, 1]
],
'1': [
[0, 0, 1],
[0, 1, 1],
[1, 0, 1],
[0, 0, 1],
[0, 0, 1]
],
'2': [
[1, 1, 0],
[0, 0, 1],
[0, 1, 0],
[1, 0, 0],
[1, 1, 1]
],
'3': [
[1, 1, 0],
[0, 0, 1],
[0, 1, 0],
[0, 0, 1],
[1, 1, 0]
],
'4': [
[1, 0, 1],
[1, 0, 1],
[1, 1, 1],
[0, 0, 1],
[0, 0, 1]
],
'5': [
[1, 1, 1],
[1, 0, 0],
[1, 1, 0],
[0, 0, 1],
[1, 1, 0]
],
'6': [
[0, 1, 1],
[1, 0, 0],
[1, 1, 0],
[1, 0, 1],
[0, 1, 0]
],
'7': [
[1, 1, 1],
[0, 0, 1],
[0, 1, 1],
[0, 0, 1],
[0, 0, 1]
],
'8': [
[0, 1, 0],
[1, 0, 1],
[0, 1, 0],
[1, 0, 1],
[0, 1, 0]
],
'9': [
[0, 1, 0],
[1, 0, 1],
[0, 1, 1],
[0, 0, 1],
[1, 1, 0]
],
',': [
[0],
[0],
[0],
[1],
[1]
],
'.': [
[0],
[0],
[0],
[0],
[1]
],
':': [
[0],
[1],
[0],
[1],
[0]
],
'=': [
[0, 0, 0],
[1, 1, 1],
[0, 0, 0],
[1, 1, 1],
[0, 0, 0]
],
'|': [
[1],
[1],
[1],
[1],
[1]
]
}
def set_pixel_2d(bar, x, y, r, g, b):
bar.set_pixel(WIDTH - x - 1 + y*WIDTH, r, g, b)
class TextScroller:
def __init__(self):
self.dt = 0.12
self.reset("Hello, world!");
def reset(self, text):
self.text = text
self.idx = 0
self.col = 0
self.kern = 1
self.gap = 1
self.r = 1
self.g = 1
self.b = 1
self.scroll_len = len(self.text) + self.gap
def letter_dx(self, ltr_idx):
return self.letter_width(ltr_idx) + self.kern
def letter_width(self, ltr_idx):
if ltr_idx >= len(self.text):
return 4
if self.text[ltr_idx] in chars:
return len(chars[self.text[ltr_idx]][0])
else:
return 4
def update(self, ledbar):
time.sleep(self.dt)
idx = self.idx
col = self.col
for x in range(WIDTH):
char = None
if idx < len(self.text) and self.text[idx] in chars:
char = chars[self.text[idx]]
display = False
if char != None and col < self.letter_width(idx):
display = True
for y in range(HEIGHT):
if display and char[y][col] == 1:
set_pixel_2d(ledbar, x, y, self.r, self.g, self.b)
else:
set_pixel_2d(ledbar, x, y, 0, 0, 0)
col = col + 1
if col == self.letter_dx(idx):
idx += 1
if idx >= self.scroll_len:
idx = 0
col = 0
self.col += 1
if self.col >= self.letter_dx(self.idx):
self.idx = (self.idx + 1) % self.scroll_len
self.col = 0
return ledbar.update()
l = Ledbar(PIXELS)
work = True
scroll = TextScroller()
class WebThread(threading.Thread):
def __init__(self):
self.lineNum = -1
self.line = ""
self.mutex = threading.Lock()
threading.Thread.__init__(self)
def run(self):
while(True):
self.loop()
def loop(self):
http = httplib.HTTPConnection("www.cnb.cz")
http.request("GET", "http://www.cnb.cz/cs/financni_trhy/devizovy_trh/kurzy_devizoveho_trhu/denni_kurz.txt")
resp = http.getresponse()
data = resp.read()
http.close()
linenum = 0
self.text = "Data z CNB.cz:"
for line in data.split("\n"):
linenum += 1
if linenum < 3:
continue
linedata = line.split("|")
if len(linedata) < 5:
continue
self.text = self.text + " " + linedata[2] + " " + linedata[3] + " = " + linedata[4] + " CZK |"
self.lock()
self.line = self.text
self.lineNum += 1
self.unlock()
time.sleep(600)
def lock(self):
self.mutex.acquire()
def unlock(self):
self.mutex.release()
def getLine(self):
return self.line
def getLineNum(self):
return self.lineNum
web = WebThread()
web.start()
prevnum = -1
while work:
web.lock()
if web.getLineNum() != prevnum:
prevnum = web.getLineNum()
scroll.reset(web.getLine())
web.unlock()
work = scroll.update(l)
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