def __init__(self):
self.stage_pos = ActiveValue((0,0)) # m,m
self.stage_pos.bind(self.avOnStagePos)
# FIXME: maybe could go into (sub)classes like OpticalEmitter, SEDetector...
self.optical_emt_wavelength = ActiveValue(450) # nm XXX a range?
self.optical_det_wavelength = ActiveValue(568) # nm
self.optical_det_exposure_time = ActiveValue(0.5) # s
self.optical_det_image = ActiveValue(InstrumentalImage(None, None, None))
self.sem_emt_dwell_time = ActiveValue(0.00001) #s
self.sem_emt_spot = ActiveValue(4) # no unit (could be m²)
self.sem_emt_hv = ActiveValue(30000) # V
self.sem_det_image = ActiveValue(InstrumentalImage(None, None, None))
class SECOMModel(object):
"""
Represent the data of a SECOM microscope
This is the main Model, from a Model/View/Controller perspective
"""
def __init__(self):
self.stage_pos = ActiveValue((0,0)) # m,m
self.stage_pos.bind(self.avOnStagePos)
# FIXME: maybe could go into (sub)classes like OpticalEmitter, SEDetector...
self.optical_emt_wavelength = ActiveValue(450) # nm XXX a range?
self.optical_det_wavelength = ActiveValue(568) # nm
self.optical_det_exposure_time = ActiveValue(0.5) # s
self.optical_det_image = ActiveValue(InstrumentalImage(None, None, None))
self.sem_emt_dwell_time = ActiveValue(0.00001) #s
self.sem_emt_spot = ActiveValue(4) # no unit (could be m²)
self.sem_emt_hv = ActiveValue(30000) # V
self.sem_det_image = ActiveValue(InstrumentalImage(None, None, None))
def avOnStagePos(self, val):
print "requested to move stage to pos:", val
def _set(self, value):
# don't raise an error, just clamp the values
final_val = sorted((0.0, 1.0) + (value,))[1] # clamp
ActiveValue._set(self, final_val)
def _set(self, value):
assert(0.0 < value)
ActiveValue._set(self, value)
