class TextProgress:
"""
@authors: Brigitte Bigi
@contact: brigitte.bigi((AATT))lpl-aix.fr
@license: GPL
@summary: A 3-lines progress self.bar.
It looks like::
Header
20% [===========----------------------------------]
progress message
The progress self.bar is colored, if the terminal supports color
output; and adjusts to the width of the terminal.
"""
def __init__(self):
"""
Constructor.
"""
try:
self.term = TerminalController()
except:
self.term = None
if not (self.term.CLEAR_EOL and self.term.UP and self.term.BOL):
self.term = None
self.bar = BAR
if self.term:
self.bar = self.term.render(BAR)
self.cleared = 1 #: true if we haven't drawn the self.bar yet.
self.percent = 0
self.text = ""
# End __init__
# ------------------------------------------------------------------
def update(self, percent, message):
"""
Update the progress.
@param text: progress self.bar text (default: None)
@param fraction: progress self.bar value (default: 0)
"""
n = int((WIDTH-10)*percent)
if self.term:
sys.stdout.write(
self.term.BOL + self.term.UP + self.term.CLEAR_EOL +
(self.bar % (100*percent, '='*n, '-'*(WIDTH-10-n))) +
self.term.CLEAR_EOL + message.center(WIDTH))
else:
sys.stdout.write( ' => ' + message + " \n")
self.percent = percent
self.text = message
# End update
# ------------------------------------------------------------------
def clear(self):
"""
Clear.
"""
if not self.cleared:
if self.term:
sys.stdout.write(self.term.BOL + self.term.CLEAR_EOL +
self.term.UP + self.term.CLEAR_EOL +
self.term.UP + self.term.CLEAR_EOL)
else:
sys.stdout.write('\n'*50)
self.cleared = 1
# End clear
# ------------------------------------------------------------------
def set_fraction(self, percent):
"""
Set a new progress value.
@param fraction: new progress value
"""
self.update(percent,self.text)
# End set_fraction
# ------------------------------------------------------------------
def set_text(self,text):
"""
Set a new progress text.
@param text: new progress text
"""
self.update(self.percent,text)
# End set_text
# ------------------------------------------------------------------
def set_header(self,header):
"""
Set a new progress label.
@param label: new progress label
"""
if self.term:
self.header = self.term.render(HEADER % header.center(WIDTH))
else:
self.header = " " + header
sys.stdout.write(self.header)
# End set_header
# ------------------------------------------------------------------
def set_new(self):
"""
Initialize a new progress line.
"""
sys.stdout.write('\n')
self.clear()
self.text = ""
self.percent = 0
rob.relative_pos = (robot.relative_pos.x, robot.relative_pos.y)
rob.third_led_found = robot.third_led_found
rob.ratio = robot.ratio
rob.dist_blue_white = robot.dist_blue_white
rob.dist_red_white = robot.dist_red_white
rob.absolut_pos_cm = (robot.absolut_pos_cm.x, robot.absolut_pos_cm.y)
tmp_robots.append(rob)
robots = tmp_robots
if debug:
print_robots(robots)
newdata = True
if __name__ == "__main__":
print(term.render("${BLUE}Starting Laustracker XBee Node${NORMAL}"))
port = "/dev/ttyUSB0"
parser = OptionParser()
parser.add_option("-d", "--debug",
action="store_true", dest="debug",
help="Print status messages to stdout")
parser.add_option("-r", "--robot", dest="robot", default=None,
help="Specify a robot to track")
parser.add_option("-p", "--port", dest="port", default=port,
help="Serial port to use")
(options, args) = parser.parse_args()
if options.debug:
print("Running in debug mode")
debug = True
