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display_seq.py
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display_seq.py
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from traits.api \
import HasTraits, File, Button, Bool, List, Str, Int, Float
from traitsui.api \
import Handler, HSplit, View,Group, HGroup, VGroup, Item, EnumEditor, ListEditor, CheckListEditor, SetEditor, spring
from traitsui.file_dialog \
import open_file
from parse_seq import parse_seq
import os
from mpl_figure_editor import MPLFigureEditor
from matplotlib.figure import Figure
import wx
import numpy
import seqconf
from time import sleep
import pickle
mainpck = os.path.realpath(__file__).split('.')[0]+'_'+os.name+'.pck'
if os.name == "posix":
default_file = seqconf.seqtxtout().replace("L:","/lab")
else:
default_file = seqconf.seqtxtout()
#~ print "DEFAULT_FILE",default_file
class sequence(HasTraits):
name = Str
file = File()
waveforms=List()
digi_num = Int()
analog_num = Int()
load = Button ('Load')
reload = Button ('Reload')
view = View(
Item('file'),
Item('load'),
Item('reload'),
VGroup(
Item( 'waveforms',
style = 'custom',
editor = ListEditor( use_notebook = True,
deletable = True,
dock_style = 'tab',
page_name = '.name' )
),
show_labels = False,
show_border = True,
label = 'Waveforms')
)
def _load_fired(self):
seq = parse_seq(self.file)
self.waveforms= []
self.waveforms.append( waveform( name= 'Digital', channels = seq.digi_channels, time = seq.digi_time, data = seq.digi_data))
for i, analog in enumerate(seq.analog_channels):
self.waveforms.append( waveform( name= 'Analog%d' %i, channels = analog, time = seq.analog_time[i], data = seq.analog_data[i] ))
def _reload_fired(self):
seq = parse_seq(self.file)
self.waveforms[0].data = seq.digi_data
self.waveforms[0].time = seq.digi_time
for i, analog in enumerate(seq.analog_channels):
self.waveforms[i+1].data = seq.analog_data[i]
self.waveforms[i+1].time = seq.analog_time[i]
class waveform(HasTraits):
name = Str
channels = List(['empty','empty'])
time = List()
data = List()
select_channels = List(
editor = SetEditor(
name = 'channels',
ordered = False,
left_column_title = 'Available Channels',
right_column_title = 'Plot Channels' ),
)
view = View(
Item('select_channels',show_label = False),
)
class MainWindowHandler(Handler):
## This handler is just graciously taking care of closing
## the application when it is in the middle of doing a plot or a fit
def init(self, info):
info.object._pck_(action='load')
def close(self, info, is_OK):
try:
info.object._pck_(action='save')
except:
pass
return True
class MainWindow(HasTraits):
def _pck_(self,action,f=mainpck):
if action == 'load':
try:
fpck=open(f,"rb")
print 'Loading panel from %s' % mainpck
self.seqs = pickle.load(fpck)
except:
print "Loading Fail"
return
if action == 'save':
print 'Saving panel to %s' % mainpck
fpck=open(f,"w+b")
pickle.dump(self.seqs,fpck)
fpck.close()
figure = Figure()
seqs = List([sequence(name='S0',file=default_file)])
add = Button("Add Sequence")
plot = Button("Plot")
data_digi = List()
data_analog = List()
data_digi_time = List()
data_digi_names = List()
data_analog_time = List()
data_analog_names = List()
autorangeY = Bool(True, label="Autorange in Y?")
plot_rangeY_max = Float(10)
plot_rangeY_min = Float(0)
autorange = Bool(True, label="Autorange?")
plot_range_max = Float(10000)
plot_range_min = Float()
def _figure_default(self):
self.figure = Figure()
self.figure.add_axes([0.05, 0.04, 0.9, 0.92])
control_group = Group(
Item('plot', show_label = False),
VGroup(
Item( 'seqs',
style = 'custom',
editor = ListEditor( use_notebook = True,
deletable = True,
dock_style = 'tab',
page_name = '.name')
),
Item('add', show_label = False),
show_labels = False,
show_border = True,
label = 'seqs',
)
)
view= View(
HSplit(
control_group,
VGroup(
Item('figure', editor=MPLFigureEditor(),
dock='vertical', show_label = False,width=700),
HGroup(
'autorange',
'plot_range_min',
spring,
'plot_range_max'
),
HGroup(
'autorangeY',
'plot_rangeY_min',
spring,
'plot_rangeY_max'
)
)
),
width = 1,
height = 0.95,
resizable = True,
handler=MainWindowHandler(),
)
def _add_fired(self):
self.seqs.append( sequence( name= 'S%d' %len(self.seqs),file=default_file) )
def _plot_fired(self):
self.get_data()
self.image_show()
#~ def _plot_range_max_changed(self):
#~ sleep()
#~ self.image_show()
#~ def _plot_range_min_changed(self):
#~ self.image_show()
def get_data(self):
self.data_digi = []
self.data_analog = []
self.data_digi_time = []
self.data_digi_names = []
self.data_analog_time = []
self.data_analog_names = []
digi_counter = 1
for seq in self.seqs:
for waveform in seq.waveforms:
for i, channel in enumerate( waveform.channels):
if channel in waveform.select_channels:
if waveform.name == 'Digital':
digi_counter = digi_counter + 1
digi_counter_2 = 1
for seq in self.seqs:
for waveform in seq.waveforms:
for i, channel in enumerate( waveform.channels):
if channel in waveform.select_channels:
if waveform.name == 'Digital':
self.data_digi_time.append(waveform.time)
self.data_digi_names.append(seq.name + '_' + waveform.name + '_' + channel)
length = len(waveform.select_channels)
height = 10./(digi_counter-1)
self.data_digi.append([ i*height*0.8 - digi_counter_2*height + height*0.1 for i in waveform.data[i]])
digi_counter_2 = digi_counter_2 + 1
else:
self.data_analog_time.append(waveform.time)
self.data_analog_names.append(seq.name + '_' + waveform.name + '_' + channel)
self.data_analog.append(waveform.data[i])
def image_clear(self):
""" Clears canvas
"""
self.figure.clf()
wx.CallAfter(self.figure.canvas.draw)
def image_show(self):
""" Plots an image on the canvas
"""
self.image_clear()
self.figure.add_axes([0.08,0.5,0.7,0.4])
analog_axis = self.figure.axes[0]
self.figure.add_axes([0.08,0.05,0.7,0.4])
self.figure.axes[1].set_yticks([])
digi_axis = self.figure.axes[1].twinx()
digi_ticks = []
for i, name in enumerate(self.data_digi_names):
digi_axis.step(self.data_digi_time[i],self.data_digi[i],where = 'post', label = name)
digi_ticks.append( - (i+0.5)*10./len(self.data_digi_names))
digi_axis.axhline(- (i+1)*10./len(self.data_digi_names),color='grey', lw=1.5)
for i, name in enumerate(self.data_analog_names):
#~ print name,len(self.data_analog_time[i]),len(self.data_analog[i])
analog_axis.step(self.data_analog_time[i],self.data_analog[i],where = 'post', label = name)
analog_axis.axhline(0, color='black', lw=2)
analog_axis.legend(bbox_to_anchor=(1.01, 1.01),loc=2,prop={'size':10})
#digi_axis.legend(bbox_to_anchor=(1.01, 0.5),loc=2,prop={'size':10})
analog_axis.set_xlabel('Time(ms)')
self.figure.axes[1].set_ylabel('TTL')
analog_axis.set_ylabel('Voltage(V)')
analog_axis.grid(True)
if not self.autorangeY:
analog_axis.set_ylim(self.plot_rangeY_min,self.plot_rangeY_max)
else:
axismin = min(analog_axis.get_ylim())
axismax = max(analog_axis.get_ylim())
analog_axis.set_ylim(axismin,axismax)
self.plot_rangeY_max = axismax
self.plot_rangeY_min = axismin
if not self.autorange:
analog_axis.set_xlim(self.plot_range_min,self.plot_range_max)
digi_axis.set_xlim(self.plot_range_min,self.plot_range_max)
else:
axismin = min(analog_axis.get_xlim()+digi_axis.get_xlim())
axismax = max(analog_axis.get_xlim()+digi_axis.get_xlim())
analog_axis.set_xlim(axismin,axismax)
digi_axis.set_xlim(axismin,axismax)
#~ analog_axis.set_ylim(bottom=0,top=11)
self.plot_range_max = axismax
self.plot_range_min = axismin
digi_axis.set_ylim(bottom=-11,top=0)
digi_axis.set_yticks(digi_ticks)
digi_axis.set_yticklabels(self.data_digi_names)
wx.CallAfter(self.figure.canvas.draw)
if __name__ == '__main__':
MainWindow().configure_traits()