def instantiate_virtual_plotter(left_bottom = Coordinate(0,0),
right_top = Coordinate(10320, 7920),
type=None):
'''
Instantiates a virtual plotter with 8.5x11" (ANSI A) paper.
If you have a default plotter defined in your config.py file
we will use that plotter definition file (ignoring the serial
port setting).
'''
which_plotter = type
if type is None:
map = get_config_value('serial_port_to_plotter_map')
## if user has set fixed port to plotter mapping...
if map is not None:
for k, v in map.items( ):
which_plotter = v
else:
which_plotter = "Plotter"
ser = VirtualSerialPort(left_bottom, right_top)
plotter = instantiate_plotter_from_id(ser, which_plotter)
print "\nInstantiated plotter %s:" % plotter
coords = plotter.margins.soft.all_coordinates
print " Drawing limits: (left %s; bottom %s; right %s; top %s)" % coords
print " Buffer Size: %s" % plotter.buffer_size
return plotter
def instantiate_virtual_plotter(
left_bottom=Coordinate(0, 0),
right_top=Coordinate(10320, 7920), type=None):
'''
Instantiates a virtual plotter with 8.5x11" (ANSI A) paper.
If you have a default plotter defined in your config.py file
we will use that plotter definition file (ignoring the serial
port setting).
'''
which_plotter = type
if type is None:
map = get_config_value('serial_port_to_plotter_map')
## if user has set fixed port to plotter mapping...
if map is not None:
for k, v in map.items():
which_plotter = v
else:
which_plotter = "Plotter"
ser = VirtualSerialPort(left_bottom, right_top)
plotter = instantiate_plotter_from_id(ser, which_plotter)
print "\nInstantiated plotter %s:" % plotter
coords = plotter.margins.soft.all_coordinates
print " Drawing limits: (left %s; bottom %s; right %s; top %s)" % coords
print " Buffer Size: %s" % plotter.buffer_size
return plotter
def __init__(self, serial_port):
self.type = '_BasePlotter'
self._logger = get_logger(self.__class__.__name__)
self._serial_port = serial_port
self._hpgl = commands
self._margins = MarginsInterface(self)
self.maximum_response_wait_time = get_config_value('maximum_response_wait_time')
#this is so that we don't pause while preparing and sending
#full buffers to the plotter. By sending 1/2 buffers we assure
#that the plotter will still have some data to plot while
#receiving the new data
self.buffer_size = int(self._buffer_space / 2)
self.initialize_plotter( )
def __init__(self, serial_port):
self.type = "_BasePlotter"
self._logger = get_logger(self.__class__.__name__)
self._serial_port = serial_port
self._hpgl = commands
self._margins = MarginsInterface(self)
self.maximum_response_wait_time = get_config_value(
"maximum_response_wait_time")
# this is so that we don't pause while preparing and sending
# full buffers to the plotter. By sending 1/2 buffers we assure
# that the plotter will still have some data to plot while
# receiving the new data
self.buffer_size = int(self._buffer_space / 2)
self.initialize_plotter()
def instantiate_plotters():
"""Instantiates all found and available plotters.
The function sniffs all serial ports in search for pen plotters and
instantiates all plotters found. If a plotter is not recognized,
the function interactively queries user for plotter type."""
from chiplotle.tools.plottertools import search_and_instantiate_plotters
map = get_config_value("serial_port_to_plotter_map")
## if user has set fixed port to plotter mapping...
if map is not None:
result = []
for k, v in list(map.items()):
p = _instantiate_plotter(k, v)
result.append(p)
else:
result = search_and_instantiate_plotters()
return result
def instantiate_plotters( ):
'''Instantiates all found and available plotters.
The function sniffs all serial ports in search for pen plotters and
instantiates all plotters found. If a plotter is not recognized,
the function interactively queries user for plotter type.'''
from chiplotle.tools.plottertools import search_and_instantiate_plotters
map = get_config_value('serial_port_to_plotter_map')
## if user has set fixed port to plotter mapping...
if map is not None:
result = [ ]
for k, v in map.items( ):
p = _instantiate_plotter(k, v)
result.append(p)
else:
result = search_and_instantiate_plotters( )
return result
def get_logger(name):
logger = logging.getLogger(name)
logger.setLevel(logging.DEBUG)
string = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
formatter = logging.Formatter(string)
fh = logging.FileHandler(LOG_FILE, "w")
fh.setLevel(logging.DEBUG)
fh.setFormatter(formatter)
logger.addHandler(fh)
if get_config_value("verbose") == True:
string = "%(name)s - %(levelname)s - %(message)s"
formatter = logging.Formatter(string)
s = logging.StreamHandler()
s.setLevel(logging.INFO)
s.setFormatter(formatter)
logger.addHandler(s)
return logger
def get_logger(name):
logger = logging.getLogger(name)
logger.setLevel(logging.DEBUG)
string = '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
formatter = logging.Formatter(string)
fh = logging.FileHandler(LOG_FILE, 'w')
fh.setLevel(logging.DEBUG)
fh.setFormatter(formatter)
logger.addHandler(fh)
if get_config_value('verbose') == True:
string = '%(name)s - %(levelname)s - %(message)s'
formatter = logging.Formatter(string)
s = logging.StreamHandler( )
s.setLevel(logging.INFO)
s.setFormatter(formatter)
logger.addHandler(s)
return logger
def instantiate_serial_from_config_file(port):
'''Instantiates a Serial with port `port` and serial config
parameters read from the configuration file.'''
bytesize = get_config_value('bytesize')
parity = get_config_value('parity')
stopbits = get_config_value('stopbits')
timeout = get_config_value('timeout')
xonxoff = get_config_value('xonxoff')
rtscts = get_config_value('rtscts')
ser = serial.Serial(port = port,
bytesize = bytesize,
parity = parity,
stopbits = stopbits,
timeout = timeout,
xonxoff = xonxoff,
rtscts = rtscts)
return ser
def instantiate_serial_from_config_file(port):
'''Instantiates a Serial with port `port` and serial config
parameters read from the configuration file.'''
bytesize = get_config_value('bytesize')
parity = get_config_value('parity')
stopbits = get_config_value('stopbits')
timeout = get_config_value('timeout')
xonxoff = get_config_value('xonxoff')
rtscts = get_config_value('rtscts')
ser = serial.Serial(port=port,
bytesize=bytesize,
parity=parity,
stopbits=stopbits,
timeout=timeout,
xonxoff=xonxoff,
rtscts=rtscts)
return ser
def instantiate_serial_from_config_file(port):
"""Instantiates a Serial with port `port` and serial config
parameters read from the configuration file."""
bytesize = get_config_value("bytesize")
parity = get_config_value("parity")
stopbits = get_config_value("stopbits")
timeout = get_config_value("timeout")
xonxoff = get_config_value("xonxoff")
rtscts = get_config_value("rtscts")
ser = serial.Serial(
port=port,
bytesize=bytesize,
parity=parity,
stopbits=stopbits,
timeout=timeout,
xonxoff=xonxoff,
rtscts=rtscts,
)
return ser
