def openFile(self):
filepath, filter = QtGui.QFileDialog.getOpenFileName(parent=self,
caption='Open a PL spectrum file')
if not filepath:
return
dirpath, filename = os.path.split(filepath)
self.setWindowTitle(u'SimpleFit - {}'.format(filename))
spectrum = openMeasuredSpectrum(filepath)
# Check if the system response removed is included.
# If not, ask user to select a system response file.
print spectrum.intensity
if not len(spectrum.intensity):
sysres_filepath, filter = QtGui.QFileDialog.getOpenFileName(
parent=self, caption='Open a system response file')
if not sysres_filepath:
return
spectrum = openMeasuredSpectrum(filepath, sysres_filepath)
# remove the previous measured spectrum
if self.spectrum:
self.plot.removeSpectrum(self.spectrum)
# plot the measured spectrum
self.plot.addSpectrum(spectrum)
self.spectrum = spectrum
# update the simulated spectrum
self.control.setEnergy(spectrum.energy)
self.control.setIntensity(spectrum.intensity)
# Create main window with grid layout
w = QtGui.QWidget()
layout = QtGui.QHBoxLayout()
# Load the user's measured spectrum
from simplepl.utils import open_dialog
print 'Select a PL file...'
filepath = open_dialog('*.*')
print 'PL File Path:', filepath
print 'Select the system response file to use (if any)...'
sysres_filepath = open_dialog('*.*')
print 'System Response File Path:', sysres_filepath
measuredSpectrum = openMeasuredSpectrum(filepath, sysres_filepath)
energy = measuredSpectrum.getEnergy()
intensity = measuredSpectrum.getIntensity()
# Create some simulated spectrum
bg = ConstantSpectrum(energy=energy)
peak1 = GaussianSpectrum(energy=energy)
peak2 = GaussianSpectrum(energy=energy)
peak3 = GaussianSpectrum(energy=energy)
sum = SummedSpectrum(bg, peak1, peak2, peak3)
sum.energy = energy
bg.constant.max = peak1.amplitude.max = \
peak2.amplitude.max = peak3.amplitude.max = intensity.max()
peak1.center.min = peak2.center.min = peak3.center.min = energy.min()
peak1.center.max = peak2.center.max = peak3.center.max = energy.max()
peak1.center.value = peak2.center.value = \