/
lego_toolbar.py
446 lines (369 loc) · 16.6 KB
/
lego_toolbar.py
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#! /usr/bin/env python
# -*- coding: utf-8 -*-
import gtk
import gobject
import random
from gettext import gettext as _
from config import MAX_LOG_ENTRIES
from NxtSensorPlugin import NxtSensorPlugin
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.combobox import ComboBox
from sugar.graphics.menuitem import MenuItem
from sugar.graphics.toolcombobox import ToolComboBox
from sugar.graphics.radiotoolbutton import RadioToolButton
from threading import Timer
import logging
import logging.config
log = logging.getLogger('measure-activity')
log.setLevel(logging.DEBUG)
file_name = 'measure.log'
handler = logging.handlers.RotatingFileHandler(file_name, backupCount=0)
nxt = NxtSensorPlugin()
LOG_TIMER_VALUES = [1, 10, 300, 3000, 18000] # In 10th second intervals
LOG_TIMER_LABELS = {1: _('1/10 second'), 10: _('1 second'),
300: _('30 seconds'), 3000: _('5 minutes'),
30000: _('30 minutes')}
PORT_VALUES = [1, 2, 3, 4] # In 10th second intervals
PORT_LABELS = {1: _('Port 1'), 2: _('Port 2'), 3: _('Port 3'), 4: _('Port 4')}
class LegoToolbar(gtk.Toolbar):
''' The toolbar for specifiying the sensor: temp, distance,
light or gray '''
def __init__(self, activity, channels):
#Its used to avoid it from running twice
self._lego_context_id = None
gtk.Toolbar.__init__(self)
self.activity = activity
self._channels = channels
self.mode = 'lego'
# Set up Sensores Button
self.time = RadioToolButton(group=None)
# Keeps the button list (sensors)
# added to the LegoToolbar
self.lista_sensores_button = []
self.we_are_logging = False
self._log_this_sample = False
self._logging_timer = None
self._logging_counter = 0
self._image_counter = 0
self._logging_interval = 0
self._port_status = 1
self._channels_logged = []
self._busy = False
self._take_screenshot = True
self.refrescar_button = RadioToolButton(group=None)
self.refrescar_button.set_named_icon('recargar')
self.insert(self.refrescar_button, -1)
separator = gtk.SeparatorToolItem()
separator.props.draw = True
self.insert(separator, -1)
self.load_buttons()
separator = gtk.SeparatorToolItem()
separator.props.draw = True
self.insert(separator, -1)
self._port = PORT_VALUES[0]
self.port_label = gtk.Label(self._port_to_string(self._port))
toolitem = gtk.ToolItem()
toolitem.add(self.port_label)
self.insert(toolitem, -1)
self._port_button = ToolButton('LEGO-tools')
self._port_button.set_tooltip(_('Select Port'))
self._port_button.connect('clicked', self._port_selection_cb)
self.insert(self._port_button, -1)
self._setup_port_palette()
separator = gtk.SeparatorToolItem()
separator.props.draw = True
self.insert(separator, -1)
self._log_value = LOG_TIMER_VALUES[1]
self.log_label = gtk.Label(self._log_to_string(self._log_value))
toolitem = gtk.ToolItem()
toolitem.add(self.log_label)
self.insert(toolitem, -1)
self._log_button = ToolButton('timer-10')
self._log_button.set_tooltip(_('Select logging interval'))
self._log_button.connect('clicked', self._log_selection_cb)
self.insert(self._log_button, -1)
self._setup_log_palette()
# Set up Logging/Stop Logging Button
self._record = ToolButton('media-record')
self.insert(self._record, -1)
self._record.set_tooltip(_('Start Recording'))
self._record.connect('clicked', self.record_control_cb)
self.show_all()
def get_log(self):
return self._log_value
def get_log_idx(self):
if self._log_value in LOG_TIMER_VALUES:
return LOG_TIMER_VALUES.index(self._log_value)
else:
return LOG_TIMER_VALUES[0]
def set_log_idx(self, idx):
self._log_value = LOG_TIMER_VALUES[idx]
self.log_label.set_text(self._log_to_string(self._log_value))
if hasattr(self, '_log_button'):
self._log_button.set_icon('timer-%d' % (self._log_value))
def _log_selection_cb(self, widget):
if self._log_palette:
if not self._log_palette.is_up():
self._log_palette.popup(immediate=True,
state=self._log_palette.SECONDARY)
else:
self._log_palette.popdown(immediate=True)
return
def _log_to_seconds(self, tenth_seconds):
return tenth_seconds / 10.
def _log_to_string(self, tenth_seconds):
if tenth_seconds in LOG_TIMER_LABELS:
return LOG_TIMER_LABELS[tenth_seconds]
else:
return _('1 second')
def _setup_log_palette(self):
self._log_palette = self._log_button.get_palette()
for tenth_seconds in LOG_TIMER_VALUES:
text = self._log_to_string(tenth_seconds)
menu_item = MenuItem(icon_name='timer-%d' % (tenth_seconds),
text_label=self._log_to_string(tenth_seconds))
menu_item.connect('activate', self._log_selected_cb, tenth_seconds)
self._log_palette.menu.append(menu_item)
menu_item.show()
def _log_selected_cb(self, button, seconds):
self.set_log_idx(LOG_TIMER_VALUES.index(seconds))
def get_port(self):
return self._port_value
def get_port_idx(self):
if self._port_value in PORT_VALUES:
return PORT_VALUES.index(self._port_value)
else:
return PORT_VALUES[0]
def set_port_idx(self, idx):
self._port_value = PORT_VALUES[idx]
self.port_label.set_text(self._port_to_string(self._port_value))
if hasattr(self, '_port_button'):
self._port_button.set_icon('LEGO-tools')
def _port_selection_cb(self, widget):
if self._port_palette:
if not self._port_palette.is_up():
self._port_palette.popup(immediate=True,
state=self._port_palette.SECONDARY)
else:
self._port_palette.popdown(immediate=True)
return
def _port_to_string(self, tenth_seconds):
if tenth_seconds in PORT_LABELS:
return PORT_LABELS[tenth_seconds]
else:
return _('1 second')
def _setup_port_palette(self):
self._port_palette = self._port_button.get_palette()
for tenth_seconds in PORT_VALUES:
text = self._port_to_string(tenth_seconds)
menu_item = MenuItem(icon_name='LEGO-tools',
text_label=self._port_to_string(tenth_seconds))
menu_item.connect('activate', self._port_selected_cb, tenth_seconds)
self._port_palette.menu.append(menu_item)
menu_item.show()
def _port_selected_cb(self, button, seconds):
self.set_port_idx(PORT_VALUES.index(seconds))
#LEGO set up the sensor buttons
def load_buttons(self):
self.sensores = [_('Light Sensor'), _('Distance Sensor'), _('Grey Sensor'), _('Button Sensor'), _('Sound Sensor')]
self.lista_sensores_button = []
for i in range(len(self.sensores)):
self.sensor = self.sensores[i]
radio_tool_button = RadioToolButton(group=self.time)
icono = self.sensor.strip('0123456789:')
radio_tool_button.set_named_icon(icono)
radio_tool_button.set_tooltip(_(self.sensor))
if self.sensor.count(_('Sound Sensor')):
radio_tool_button.connect('clicked',self.click_sound_button)
if self.sensor.count(_('Distance Sensor')):
radio_tool_button.connect('clicked',self.click_dist_button)
elif self.sensor.count(_('Grey Sensor')):
radio_tool_button.connect('clicked',self.click_grises_button)
elif self.sensor.count(_('Button Sensor')):
radio_tool_button.connect('clicked',self.click_button)
log.debug(self.sensores)
elif self.sensor.count(_('Light sensor')):
radio_tool_button.connect('clicked',self.click_luz_button)
self.insert(radio_tool_button, 2)
self.lista_sensores_button.append(radio_tool_button)
def get_sensor_number(self):
log.debug('GETING SENSOR NUMBER')
log.debug(str(self._port_status))
return self._port_status
# LEGO reading sensor functions
def read_sound_from_bobot_server(self):
return nxt.getSound(self.get_port())
def read_dist_from_bobot_server(self):
return nxt.getDistance(self.get_port())
def read_boton_from_bobot_server(self):
return nxt.getButton(self.get_port())
def read_grises_from_bobot_server(self):
return nxt.getGray(self.get_port())
def read_luz_from_bobot_server(self):
return nxt.getLight(self.get_port())
def read_sensor_from_bobot_server(self):
return 0
def click_button(self,button=None):
self.set_lego_context()
return False
def click_sound_button(self, button=None):
self.mode = 'temperatura'
self.read_sensor_from_bobot_server = self.read_sound_from_bobot_server
self.set_lego_context()
return False
def click_dist_button(self, button=None):
self.mode = 'distancia'
self.read_sensor_from_bobot_server = self.read_dist_from_bobot_server
self.activity.limpiar_canales()
self.set_lego_context()
return False
def click_boton_button(self, button=None):
self.mode = 'boton'
self.read_sensor_from_bobot_server = self.read_boton_from_bobot_server
self.activity.limpiar_canales()
self.set_lego_context()
return False
def click_grises_button(self, button=None):
self.mode = 'grises'
self.read_sensor_from_bobot_server = self.read_grises_from_bobot_server
self.activity.limpiar_canales()
self.set_lego_context()
return False
def click_luz_button(self, button=None):
self.mode = 'luz'
self.read_sensor_from_bobot_server = self.read_luz_from_bobot_server
self.activity.limpiar_canales()
self.set_lego_context()
return False
def set_lego_context(self):
self.activity.audiograb.stop_grabbing()
if self._lego_context_id:
gobject.source_remove(self._lego_context_id)
self._lego_context_id =\
gobject.timeout_add(50,self.lego_context_on)
def lego_context_on(self):
bufChannelTmp = []
#If pause button is active, do not add the value
if self.activity.audiograb.get_freeze_the_display():
bufChannelTmp.append(self.read_sensor_from_bobot_server())
for i in range(self.activity.audiograb.channels):
self.activity.wave.new_buffer(bufChannelTmp,i)
if self.we_are_logging:
self.logging_to_file(bufChannelTmp,i)
if self.activity.CONTEXT == 'lego':
return True
else:
return False
def logging_to_file(self, data_buffer, channel):
if self.we_are_logging:
if self._logging_counter == MAX_LOG_ENTRIES:
self._logging_counter = 0
self.we_are_logging = False
self.activity.data_logger.stop_session()
else:
if self._logging_interval == 0:
self._emit_for_logging(data_buffer, channel=channel)
self._log_this_sample = False
self.we_are_logging = False
self.activity.data_logger.stop_session()
elif self._log_this_sample:
# Sample channels in order
if self.activity.audiograb._channels_logged.index(False) ==\
channel:
self.activity.audiograb._channels_logged[channel] =\
True
self._emit_for_logging(data_buffer, channel=channel)
# Have we logged every channel?
if self.activity.audiograb._channels_logged.count(True)\
== self.activity.audiograb.channels:
self._log_this_sample = False
for i in range(self.activity.audiograb.channels):
self.activity.audiograb._channels_logged[i] =\
False
self._logging_counter += 1
def _emit_for_logging(self, data_buffer, channel=0):
'''Sends the data for logging'''
if not self._busy:
self._busy = True
if self._take_screenshot:
if self.activity.data_logger.take_screenshot(
self._image_counter):
self._image_counter += 1
else:
log.debug('failed to take screenshot %d' % (
self._logging_counter))
self._busy = False
return
value_string = data_buffer[0]
def _sample_now(self):
''' Log the current sample now. This method is called from the
_logging_timer object when the interval expires. '''
self._log_this_sample = True
self._make_timer()
def _make_timer(self):
''' Create the next timer that will trigger data logging. '''
self._logging_timer = Timer(self._logging_interval, self._sample_now)
self._logging_timer.start()
def record_control_cb(self, button=None):
''' Depending upon the selected interval, does either a logging
session, or just logs the current buffer. '''
if self.we_are_logging:
self.activity.audiograb.set_logging_params(start_stop=False)
self._record.set_icon('media-record')
self._record.show()
self._record.set_tooltip(_('Start Recording'))
else:
Xscale = (1.00 / self.activity.audiograb.get_sampling_rate())
Yscale = 0.0
interval = self._log_value / 10. # self.interval_convert()
username = self.activity.nick
if self.activity.wave.get_fft_mode():
self.activity.data_logger.start_new_session(
username, Xscale, Yscale,
self._log_to_string(self._log_value),
channels=self._channels, mode='frequency')
else:
self.activity.data_logger.start_new_session(
username, Xscale, Yscale,
self._log_to_string(self._log_value),
channels=self._channels, mode=self.mode)
self.set_logging_params(
start_stop=True, interval=interval, screenshot=False)
self._record.set_icon('record-stop')
self._record.show()
self._record.set_tooltip(_('Stop Recording'))
self.activity.new_recording = True
def set_logging_params(self, start_stop=False, interval=0,
screenshot=True):
''' Configures for logging of data: starts or stops a session;
sets the logging interval; and flags if screenshot is taken. '''
self.we_are_logging = start_stop
self._logging_interval = interval
if not start_stop:
if self._logging_timer:
self._logging_timer.cancel()
self._logging_timer = None
self._log_this_sample = False
self._logging_counter = 0
elif interval != 0:
self._make_timer()
self._take_screenshot = screenshot
self._busy = False
def interval_convert(self):
''' Converts interval string to an integer that denotes the
number of times the audiograb buffer must be called before a
value is written. When set to 0, the whole of current buffer
will be written. '''
interval_dictionary = {'1/10 second': 0.1, '1 second': 1,
'30 seconds': 30,
'5 minutes': 300, '30 minutes': 1800}
try:
return interval_dictionary[self.logging_interval_status]
except ValueError:
logging.error('logging interval status = %s' %\
(str(self.logging_interval_status)))
return 0
def take_screenshot(self):
''' Capture the current screen to the Journal '''
log.debug('taking a screenshot %d' % (self._logging_counter))
self.set_logging_params(start_stop=True, interval=0, screenshot=True)