def get_intensity(self):
"""
Get the intensity of value if valid.
If not warn and return None
"""
val = str2posnum_or_err(self.entryIntensity.get_text(),
self.labelIntensity, parent=self)
return val
def get_intensity(self):
"""
Get the intensity of value if valid.
If not warn and return None
"""
val = str2posnum_or_err(self.entryIntensity.get_text(),
self.labelIntensity,
parent=self)
return val
def validate(self, o):
dlg = self['dlgReader']
if o.readerClass!='vtkNiftiImageReader':
if len(o.pattern)==0:
msg = 'You must supply a number pattern for entry %s.\n' % \
self['labelPattern'].get_label() + 'Consider "%d"'
return error_msg(msg, dlg)
if o.pattern[0]!='%':
msg = '%s format string must begin with a %%.\n' % \
self['labelPattern'].get_label() + 'Consider "%d"'
return error_msg(msg, dlg)
if widgets['radiobuttonDimOther'].get_active():
dim1, dim2 = o.dimensions
val = dim1 = str2posint_or_err(dim1, 'Other: dimension 1', dlg)
if val is None: return None
val = dim2 = str2posint_or_err(dim2, 'Other: dimension 2', dlg)
if val is None: return None
o.dimensions = dim1, dim2
val = o.first = str2int_or_err(o.first, widgets['labelFirst'], dlg)
if val is None:
return None
val = o.last = str2posint_or_err(o.last, widgets['labelLast'], dlg)
if val is None: return None
if o.readerClass!='vtkNiftiImageReader':
fnames = self.get_file_names(o)
for fname in fnames:
print "validate(): doing fname ", fname
if not os.path.exists(fname):
return error_msg('Could not find file %s' % fname, dlg)
if o.readerClass=='vtkBMPReader':
reader = vtk.vtkBMPReader()
b = reader.CanReadFile(fname)
if not b:
return error_msg('Could not read file %s with reader %s'
% (fname, o.readerClass), dlg)
else:
if len(o.extension) > 0:
fname=os.path.join(o.dir,o.pattern+"."+o.extension)
if not os.path.exists(fname):
return error_msg('Could not find file %s' % fname, dlg)
else:
fname=o.pattern
files=os.listdir(o.dir)
match=False
for file in files:
file=file.split(".")
if len(file)>1:
if file[0]==fname:
if file[1] in ["nii","img","hdr"]:
match=True
break
if not match:
return error_msg('Could not find file %s with extension nii, img, hdr [.gz]' % fname, dlg)
# Depth Field Of View
val = o.dfov = str2posnum_or_err(o.dfov, widgets['labelDFOV'], dlg)
print "dfov=", val
if val is None: return None
# Spacing between slices
val = o.spacing = str2posnum_or_err(
o.spacing, widgets['labelSpacing'], dlg)
print "spacing=", val
if val is None: return None
# Size of header
if o.header=='': o.header = 0
else:
val = o.header = str2int_or_err(
o.header, widgets['labelHeader'], dlg)
if val is None: return None
print "header=", val
# Data mask
if o.mask is not None:
if o.mask=='': o.mask = None
else:
val = o.mask = str2int_or_err(
o.mask, widgets['labelMask'], dlg)
if val is None: return None
print "mask=", val
return o
def make_butter_dialog(self):
dlg = gtk.Dialog('Butterworth Filter')
dlg.set_transient_for(self.parent)
vbox = dlg.vbox
lrp = gtk.Label('Ripple pass'); lrp.show()
lrs = gtk.Label('Ripple stop'); lrs.show()
lcf = gtk.Label('Low corner freq'); lcf.show()
lsf = gtk.Label('Low stop freq'); lsf.show()
erp = gtk.Entry(); erp.show(); erp.set_width_chars(10)
ers = gtk.Entry(); ers.show(); ers.set_width_chars(10)
ecf = gtk.Entry(); ecf.show(); ecf.set_width_chars(10)
esf = gtk.Entry(); esf.show(); esf.set_width_chars(10)
erp.set_text('%d'%self.rp)
ers.set_text('%d'%self.rs)
ecf.set_text('%1.1f'%self.cf)
esf.set_text('%1.1f'%self.sf)
table = gtk.Table(2,4)
table.show()
table.set_row_spacings(4)
table.set_col_spacings(4)
table.attach(lrp, 0, 1, 0, 1)
table.attach(lrs, 0, 1, 1, 2)
table.attach(lcf, 0, 1, 2, 3)
table.attach(lsf, 0, 1, 3, 4)
table.attach(erp, 1, 2, 0, 1)
table.attach(ers, 1, 2, 1, 2)
table.attach(ecf, 1, 2, 2, 3)
table.attach(esf, 1, 2, 3, 4)
dlg.vbox.pack_start(table, True, True)
dlg.add_button(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
dlg.add_button(gtk.STOCK_OK, gtk.RESPONSE_OK)
dlg.set_default_response(gtk.RESPONSE_OK)
dlg.show()
while 1:
response = dlg.run()
if response == gtk.RESPONSE_OK:
val = str2posint_or_err(erp.get_text(), lrp, dlg)
if val is None: continue
else: self.rp = val
val = str2posint_or_err(ers.get_text(), lrs, dlg)
if val is None: continue
else: self.rs = val
cf = str2posnum_or_err(ecf.get_text(), lcf, dlg)
if cf is None: continue
sf = str2posnum_or_err(esf.get_text(), lsf, dlg)
if sf is None: continue
if sf<=cf:
error_msg('Stop frequency must be greater than corner frequency', dlg)
continue
self.cf = cf
self.sf = sf
break
else: break
dlg.destroy()