loop_sign.py

#!/usr/bin/env python
import alphasign
import time
import itertools

sign_device='/dev/ttyUSB0'

colors = ["RED", "GREEN", "AMBER", "RAINBOW_1", "RAINBOW_2", "COLOR_MIX", "AUTOCOLOR"]
modes = ["ROTATE", "HOLD", "ROLL_UP", "ROLL_DOWN", "ROLL_LEFT", "ROLL_RIGHT", "WIPE_UP", "WIPE_DOWN", "WIPE_LEFT", "WIPE_RIGHT", "SCROLL", "ROLL_IN", "ROLL_OUT", "WIPE_IN", "WIPE_OUT", "TWINKLE", "SPARKLE", "SNOW", "INTERLOCK", "SWITCH", "SPRAY", "STARBURST", "WELCOME", "SLOT_MACHINE", "THANK_YOU", "NO_SMOKING", "DONT_DRINK_DRIVE", "RUNNING_ANIMAL", "FIREWORKS", "TURBO_CAR"]
fonts = ["FIVE_HIGH_STD", "SEVEN_HIGH_STD", "SEVEN_HIGH_FANCY"]

msg = "THIS IS A TEST"
msg_color = 'GREEN'
msg_mode = 'HOLD'
msg_font = 'SEVEN_HIGH_STD'

#print len(fonts)

def reset_sign():
	msg = ""
	out_to_sign(msg, msg_color, msg_mode, msg_font)

def static_test():
	msg = "THIS IS A TEST"
	msg_color = 'GREEN'
	msg_mode = 'SLOT_MACHINE'
	msg_font = 'SEVEN_HIGH_STD'
	out_to_sign(msg, msg_color, msg_mode, msg_font)

def colordemo():
	for color in colors:
		msg_color = color
		msg = "(" + str(colors.index(color)) + ")-" + color
		out_to_sign(msg, msg_color, msg_mode, msg_font)
		time.sleep(2)

def fontdemo():
	for font in fonts:
		msg_font = font
		#msg_mode = "HOLD"
		msg = "(" + str(fonts.index(font)) + ")-" + font
		out_to_sign(msg, msg_color, msg_mode, msg_font)
		time.sleep(5)

def modedemo():
	for mode in modes:
		msg_mode = mode
		msg = "(" + str(modes.index(mode)) + ")-" + mode
		#msg = mode
		out_to_sign(msg, msg_color, msg_mode, msg_font)
		time.sleep(4)

def out_to_sign(msg, color, mode, font):
	color = getattr(alphasign.colors, color)
	mode = getattr(alphasign.modes, mode)
	font = getattr(alphasign.charsets, font)
	print msg, color, mode, font
	sign = alphasign.Serial(device=sign_device)
	sign.connect()
	text = alphasign.Text("%s%s%s" % (color, font, msg), label="A", mode=mode)
	sign.write(text)

def ask_for_input(msg_color):
	#msg_font = 'FIVE_HIGH_STD'
	msg = "Type your message"
	out_to_sign(msg, msg_color, msg_mode, msg_font)
	msg = raw_input()
	out_to_sign(msg, msg_color, msg_mode, msg_font)

def colorchoice(colorstring):
	global msg_color
	end_loop = False
	input_color = raw_input()
	if input_color == '':
		msg_color = msg_color
		end_loop = True
	elif input_color in (["l","L"]):
		colordemo()
	elif input_color in str(range(len(colors))):
		print "color is " + input_color
		msg_color = colors[int(input_color)]
		end_loop = True
	else:
		msg_color = msg_color
	return (msg_color, end_loop)


def ask_for_color():
	colorstring = ''
	msg_font = 'FIVE_HIGH_STD'
	msg_mode = 'HOLD'
	msg_color = 'RED'
	colors_zero_indexed = len(colors) -1
	end_loop = False
	while True:
		msg = "Color? (0-" + str(colors_zero_indexed) + "), l"
		out_to_sign(msg, msg_color, msg_mode, msg_font)
		choicereturn = colorchoice(colorstring)
		print(choicereturn)
		end_loop = choicereturn[1]
		if end_loop:
			return choicereturn[0]
			break

def fontchoice(fontstring):
	global msg_font
	end_loop = False
	input_font = raw_input()
	if input_font == '':
		msg_font = msg_font
		end_loop = True
	elif input_font in (["l","L"]):
		fontdemo()
	elif input_font in str(range(len(fonts))):
		print "font is " + input_font
		msg_font = fonts[int(input_font)]
		end_loop = True
	else:
		print "failed to match"
	return (msg_font, end_loop)

def ask_for_font():
	#global msg_color
	#global msg_mode
	fontstring = ''
	msg_font = 'FIVE_HIGH_STD'
	msg_mode = 'HOLD'
	msg_color = 'RED'
	fonts_zero_indexed = len(fonts) -1
	end_loop = False
	while True:
		msg = "Font? (0-" + str(fonts_zero_indexed) + "), l"
		out_to_sign(msg, msg_color, msg_mode, msg_font)
		choicereturn = fontchoice(fontstring)
		print(choicereturn)
		end_loop = choicereturn[1]
		if end_loop:
			return choicereturn[0]
			break


def modechoice(modestring):
	global msg_mode
	end_loop = False
	input_mode = raw_input()
	if input_mode == '':
		msg_mode == msg_mode
		end_loop = True
	elif input_mode in (["l","L"]):
		modedemo()
	elif input_mode in str(range(len(modes))):
		print "mode is " + input_mode
		msg_mode = modes[int(input_mode)]
		end_loop = True
	else:
		print "failed to match"
	return (msg_mode, end_loop)

def ask_for_mode():
	modestring = ''
	msg_mode = 'FIVE_HIGH_STD'
	msg_mode = 'HOLD'
	msg_color = 'RED'
	modes_zero_indexed = len(modes) -1
	end_loop = False
	while True:
		msg = "Mode? (0-" + str(modes_zero_indexed) + "), l"
		out_to_sign(msg, msg_color, msg_mode, msg_font)
		choicereturn = modechoice(modestring)
		print(choicereturn)
		end_loop = choicereturn[1]
		if end_loop:
			return choicereturn[0]
			break



def main():
	#msg = "THIS IS A TEST"
	#msg_color = 'GREEN'
	#msg_mode = 'HOLD'
	#msg_font = 'SEVEN_HIGH_STD'
	#colordemo()
	#modedemo()
	#fontdemo()
	#reset_sign()
	#static_test()
	msg_color=ask_for_color()
	msg_font=ask_for_font()
	msg_mode=ask_for_mode()
	ask_for_input(msg_color)
	just_wait = raw_input()

#if __name__ == "__main__":
# 	main()

while True:
	main()