/usr/share/pyshared/PyMca/SimpleFitConfigurationGUI.py is in pymca 4.5.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2004-2010 European Synchrotron Radiation Facility
#
# This file is part of the PyMCA X-ray Fluorescence Toolkit developed at
# the ESRF by the Beamline Instrumentation Software Support (BLISS) group.
#
# This toolkit is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# PyMCA is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# PyMCA; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307, USA.
#
# PyMCA follows the dual licensing model of Trolltech's Qt and Riverbank's PyQt
# and cannot be used as a free plugin for a non-free program.
#
# Please contact the ESRF industrial unit (industry@esrf.fr) if this license
# is a problem for you.
#############################################################################*/
import sys
import SimpleFitControlWidget
qt = SimpleFitControlWidget.qt
HorizontalSpacer = SimpleFitControlWidget.HorizontalSpacer
VerticalSpacer = SimpleFitControlWidget.VerticalSpacer
import ConfigDict
import PyMca_Icons as Icons
import os.path
import PyMcaDirs
#strip background handling
import StripBackgroundWidget
import numpy
import Parameters
DEBUG = 0
class DummyWidget(qt.QWidget):
def __init__(self, parent=None, text="Automatically estimated function"):
qt.QWidget.__init__(self, parent)
self.mainLayout = qt.QVBoxLayout(self)
self.mainLayout.setMargin(0)
self.mainLayout.setSpacing(0)
self.label = qt.QLabel(self)
self.label.setAlignment(qt.Qt.AlignHCenter)
self.label.setText(text)
self.mainLayout.addWidget(VerticalSpacer(self))
self.mainLayout.addWidget(self.label)
self.mainLayout.addWidget(VerticalSpacer(self))
self._configuration = {}
def setConfiguration(self, ddict):
self._configuration = ddict
def getConfiguration(self):
return self._configuration
def configure(self, ddict=None):
if ddict is None:
return self.getConfiguration()
else:
return self.setConfiguration(ddict)
class DefaultParametersWidget(qt.QWidget):
def __init__(self, parent=None, fit=None, background=False):
qt.QWidget.__init__(self, parent)
self.mainLayout = qt.QVBoxLayout(self)
self.mainLayout.setMargin(0)
self.mainLayout.setSpacing(0)
self.parametersWidget = Parameters.Parameters(self)
self.mainLayout.addWidget(self.parametersWidget)
self.simpleFitInstance = fit
self.background = background
self._buffer = {}
def setConfiguration(self, ddict):
if self.simpleFitInstance is None:
self._buffer = ddict
return
if ddict['configuration']['estimation'] is None:
#initialize with the default parameters
parameters = ddict['parameters']
if type(parameters) == type(""):
parameters = [parameters]
xmin = self.simpleFitInstance._x.min()
xmax = self.simpleFitInstance._x.max()
if self.background:
group = 0
else:
group = 1
paramlist = []
for i in range(len(parameters)):
pname = parameters[i]+"_1"
paramdict = {'name':pname,
'estimation':0,
'group':group,
'code':'FREE',
'cons1':0,
'cons2':0,
'fitresult':0.0,
'sigma':0.0,
'xmin':xmin,
'xmax':xmax}
paramlist.append(paramdict)
else:
parameters = ddict['configuration']['estimation']['parameters']
if type(parameters) == type(""):
parameters = [parameters]
paramlist = []
for parameter in parameters:
paramdict = ddict['configuration']['estimation'][parameter]
paramlist.append(paramdict)
self.parametersWidget.fillTableFromFit(paramlist)
def getConfiguration(self):
if self.simpleFitInstance is None:
return self._buffer
paramlist = self.parametersWidget.fillFitFromTable()
ddict = {}
ddict['configuration']={}
ddict['configuration']['estimation'] = {}
ddict['configuration']['estimation']['parameters'] = []
for param in paramlist:
name = param['name']
ddict['configuration']['estimation']['parameters'].append(name)
ddict['configuration']['estimation'][name] = {}
for key in param.keys():
if key in ['xmax', 'xmin']:
ddict['configuration']['estimation'][name][key] = float(param[key])
else:
ddict['configuration']['estimation'][name][key] = param[key]
return ddict
def configure(self, ddict=None):
if ddict is None:
return self.getConfiguration()
else:
return self.setConfiguration(ddict)
class SimpleFitConfigurationGUI(qt.QDialog):
def __init__(self, parent = None, fit=None):
qt.QDialog.__init__(self, parent)
self.setWindowTitle("PyMca - Simple Fit Configuration")
self.setWindowIcon(qt.QIcon(qt.QPixmap(Icons.IconDict["gioconda16"])))
self.mainLayout = qt.QVBoxLayout(self)
self.mainLayout.setMargin(2)
self.mainLayout.setSpacing(2)
if 0:
self.fitControlWidget = SimpleFitControlWidget.SimpleFitControlWidget(self)
self.mainLayout.addWidget(self.fitControlWidget)
self.connect(self.fitControlWidget,
qt.SIGNAL("FitControlSignal"),
self._fitControlSlot)
self._stripDialog = None
else:
self.tabWidget = qt.QTabWidget(self)
self.fitControlWidget = SimpleFitControlWidget.SimpleFitControlWidget(self)
self.connect(self.fitControlWidget,
qt.SIGNAL("FitControlSignal"),
self._fitControlSlot)
self.tabWidget.insertTab(0, self.fitControlWidget, "FIT")
self.fitFunctionWidgetStack = qt.QWidget(self)
self.fitFunctionWidgetStack.mainLayout = qt.QStackedLayout(self.fitFunctionWidgetStack)
self.fitFunctionWidgetStack.mainLayout.setMargin(0)
self.fitFunctionWidgetStack.mainLayout.setSpacing(0)
self.tabWidget.insertTab(1, self.fitFunctionWidgetStack, "FUNCTION")
self.backgroundWidgetStack = qt.QWidget(self)
self.backgroundWidgetStack.mainLayout = qt.QStackedLayout(self.backgroundWidgetStack)
self.backgroundWidgetStack.mainLayout.setMargin(0)
self.backgroundWidgetStack.mainLayout.setSpacing(0)
self.tabWidget.insertTab(2, self.backgroundWidgetStack, "BACKGROUND")
self.mainLayout.addWidget(self.tabWidget)
self._stripDialog = None
self.buildAndConnectActions()
self.mainLayout.addWidget(VerticalSpacer(self))
self._fitFunctionWidgets = {}
self._backgroundWidgets = {}
self.setSimpleFitInstance(fit)
#input output directory
self.initDir = None
def _fitControlSlot(self, ddict):
if DEBUG:
print("FitControlSignal", ddict)
event = ddict['event']
if event == "stripSetupCalled":
if self._stripDialog is None:
self._stripDialog = StripBackgroundWidget.StripBackgroundDialog()
self._stripDialog.setWindowIcon(qt.QIcon(\
qt.QPixmap(Icons.IconDict["gioconda16"])))
pars = self.__getConfiguration("FIT")
if self.simpleFitInstance is None:
return
xmin = pars['xmin']
xmax = pars['xmax']
idx = (self.simpleFitInstance._x0 >= xmin) & (self.simpleFitInstance._x0 <= xmax)
x = self.simpleFitInstance._x0[idx] * 1
y = self.simpleFitInstance._y0[idx] * 1
self._stripDialog.setParameters(pars)
self._stripDialog.setData(x, y)
ret = self._stripDialog.exec_()
if not ret:
return
pars = self._stripDialog.getParameters()
self.fitControlWidget.setConfiguration(pars)
if event == "fitFunctionChanged":
functionName = ddict['fit_function']
if functionName in [None, "None", "NONE"]:
functionName = "None"
instance = self._fitFunctionWidgets.get(functionName, None)
if instance is None:
instance = qt.QWidget(self.fitFunctionWidgetStack)
self.fitFunctionWidgetStack.mainLayout.addWidget(instance)
self._fitFunctionWidgets[functionName] = instance
self.fitFunctionWidgetStack.mainLayout.setCurrentWidget(instance)
return
fun = self.simpleFitInstance._fitConfiguration['functions'][functionName]
instance = self._fitFunctionWidgets.get(functionName, None)
if instance is None:
widget = fun.get('widget', None)
if widget is None:
instance = self._buildDefaultWidget(functionName, background=False)
else:
instance = widget(self.fitFunctionWidgetStack)
self.fitFunctionWidgetStack.mainLayout.addWidget(instance)
self._fitFunctionWidgets[functionName] = instance
if hasattr(instance, 'configure'):
configureMethod = fun['configure']
if configureMethod is not None:
#make sure it is up-to-date
fun['configuration'].update(configureMethod())
instance.configure(fun)
self.fitFunctionWidgetStack.mainLayout.setCurrentWidget(instance)
if event == "backgroundFunctionChanged":
functionName = ddict['background_function']
if functionName in [None, "None", "NONE"]:
functionName = "None"
instance = self._backgroundWidgets.get(functionName, None)
if instance is None:
instance = qt.QWidget(self.backgroundWidgetStack)
self.backgroundWidgetStack.mainLayout.addWidget(instance)
self._backgroundWidgets[functionName] = instance
self.backgroundWidgetStack.mainLayout.setCurrentWidget(instance)
return
fun = self.simpleFitInstance._fitConfiguration['functions'][functionName]
instance = self._backgroundWidgets.get(functionName, None)
if instance is None:
widget = fun.get('widget', None)
if widget is None:
instance = self._buildDefaultWidget(functionName, background=True)
else:
instance = widget(self.backgroundWidgetStack)
self.backgroundWidgetStack.mainLayout.addWidget(instance)
self._backgroundWidgets[functionName] = instance
if hasattr(instance, 'configure'):
configureMethod = fun['configure']
if configureMethod is not None:
#make sure it is up-to-date
fun['configuration'].update(configureMethod())
instance.configure(fun)
self.backgroundWidgetStack.mainLayout.setCurrentWidget(instance)
def _buildDefaultWidget(self, functionName, background=False):
functionDescription = self.simpleFitInstance._fitConfiguration['functions']\
[functionName]
#if we here that means the function does not provide a widget
#if the function does not provide an authomatic estimate
#the user has to fill the default parameters in the default table
estimate = functionDescription['estimate']
if estimate is None:
if background:
widget = DefaultParametersWidget(self.backgroundWidgetStack,
self.simpleFitInstance, background=background)
widget.setConfiguration(functionDescription)
self.backgroundWidgetStack.mainLayout.addWidget(widget)
else:
widget = DefaultParametersWidget(self.fitFunctionWidgetStack,
self.simpleFitInstance,
background=background)
widget.setConfiguration(functionDescription)
self.fitFunctionWidgetStack.mainLayout.addWidget(widget)
else:
text = "%s is automatically configured and estimated" % functionName
if background:
widget = DummyWidget(self.backgroundWidgetStack, text=text)
self.backgroundWidgetStack.mainLayout.addWidget(widget)
else:
widget = DummyWidget(self.fitFunctionWidgetStack, text=text)
self.fitFunctionWidgetStack.mainLayout.addWidget(widget)
return widget
def buildAndConnectActions(self):
buts= qt.QGroupBox(self)
buts.layout = qt.QHBoxLayout(buts)
load= qt.QPushButton(buts)
load.setAutoDefault(False)
load.setText("Load")
save= qt.QPushButton(buts)
save.setAutoDefault(False)
save.setText("Save")
reject= qt.QPushButton(buts)
reject.setAutoDefault(False)
reject.setText("Cancel")
accept= qt.QPushButton(buts)
accept.setAutoDefault(False)
accept.setText("OK")
buts.layout.addWidget(load)
buts.layout.addWidget(save)
buts.layout.addWidget(reject)
buts.layout.addWidget(accept)
self.mainLayout.addWidget(buts)
self.connect(load, qt.SIGNAL("clicked()"), self.load)
self.connect(save, qt.SIGNAL("clicked()"), self.save)
self.connect(reject, qt.SIGNAL("clicked()"), self.reject)
self.connect(accept, qt.SIGNAL("clicked()"), self.accept)
def setSimpleFitInstance(self, fitInstance):
self.simpleFitInstance = fitInstance
if self.simpleFitInstance is not None:
self.setConfiguration(self.simpleFitInstance.getConfiguration())
def setConfiguration(self, ddict):
currentConfig = self.simpleFitInstance.getConfiguration()
currentFiles = []
for functionName in currentConfig['functions'].keys():
fname = currentConfig['functions'][functionName]['file']
if fname not in currentFiles:
currentFiles.append(fname)
if 'functions' in ddict:
#make sure new modules are imported
for functionName in ddict['functions'].keys():
fileName = ddict['functions'][functionName]['file']
if fileName not in currentFiles:
try:
if DEBUG:
print("Adding file %s" % fileName)
self.simpleFitInstance.importFunctions(fileName)
currentFiles.append(fileName)
except:
print("Cannot import file %s" % fileName)
print(sys.exc_info()[1])
if 'fit' in ddict:
self.fitControlWidget.setConfiguration(ddict['fit'])
fitFunction = ddict['fit']['fit_function']
background = ddict['fit']['background_function']
if fitFunction not in self._fitFunctionWidgets.keys():
self._fitControlSlot({'event':'fitFunctionChanged',
'fit_function':fitFunction})
if background not in self._backgroundWidgets.keys():
self._fitControlSlot({'event':'backgroundFunctionChanged',
'background_function':background})
#fit function
fname = ddict['fit']['fit_function']
widget = self._fitFunctionWidgets[fname]
if fname not in [None, "None", "NONE"]:
if fname in ddict['functions']:
#if currentConfig['functions'][fname]['widget'] is not None:
widget.setConfiguration(ddict['functions'][fname])
self.fitFunctionWidgetStack.mainLayout.setCurrentWidget(widget)
#background function
fname = ddict['fit']['background_function']
widget = self._backgroundWidgets[fname]
if fname not in [None, "None", "NONE"]:
if fname in ddict['functions']:
#if currentConfig['functions'][fname]['widget'] is not None:
widget.setConfiguration(ddict['functions'][fname])
self.backgroundWidgetStack.mainLayout.setCurrentWidget(widget)
def getConfiguration(self):
oldConfiguration = self.simpleFitInstance.getConfiguration()
ddict = {}
for name in ['fit']:
ddict[name] = self.__getConfiguration(name)
#fit function
fname = ddict['fit']['fit_function']
ddict['functions'] = {}
widget = self._fitFunctionWidgets[fname]
if fname not in [None, "None", "NONE"]:
ddict['functions'][fname]={}
ddict['functions'][fname]['file'] = \
oldConfiguration['functions'][fname]['file']
ddict['functions'][fname]['configuration'] =\
oldConfiguration['functions'][fname]['configuration']
newConfig = widget.getConfiguration()
if 'configuration' in newConfig:
ddict['functions'][fname]['configuration'].update(\
newConfig['configuration'])
else:
ddict['functions'][fname]['configuration'].update(newConfig)
#background function
fname = ddict['fit']['background_function']
widget = self._backgroundWidgets[fname]
if fname not in [None, "None", "NONE"]:
ddict['functions'][fname]={}
ddict['functions'][fname]['file'] = \
oldConfiguration['functions'][fname]['file']
ddict['functions'][fname]['configuration'] =\
oldConfiguration['functions'][fname]['configuration']
newConfig = widget.getConfiguration()
if 'configuration' in newConfig:
ddict['functions'][fname]['configuration'].update(\
newConfig['configuration'])
else:
ddict['functions'][fname]['configuration'].update(newConfig)
return ddict
def __getConfiguration(self, name):
if name in ['fit', 'FIT']:
return self.fitControlWidget.getConfiguration()
def load(self):
if PyMcaDirs.nativeFileDialogs:
filedialog = qt.QFileDialog(self)
filedialog.setFileMode(filedialog.ExistingFiles)
filedialog.setWindowIcon(qt.QIcon(qt.QPixmap(Icons.IconDict["gioconda16"])))
initdir = os.path.curdir
if self.initDir is not None:
if os.path.isdir(self.initDir):
initdir = self.initDir
filename = filedialog.getOpenFileName(
self,
"Choose fit configuration file",
initdir,
"Fit configuration files (*.cfg)\nAll Files (*)")
filename = str(filename)
if len(filename):
self.loadConfiguration(filename)
self.initDir = os.path.dirname(filename)
else:
filedialog = qt.QFileDialog(self)
filedialog.setFileMode(filedialog.ExistingFiles)
filedialog.setWindowIcon(qt.QIcon(qt.QPixmap(Icons.IconDict["gioconda16"])))
initdir = os.path.curdir
if self.initDir is not None:
if os.path.isdir(self.initDir):
initdir = self.initDir
filename = filedialog.getOpenFileName(
self,
"Choose fit configuration file",
initdir,
"Fit configuration files (*.cfg)\nAll Files (*)")
filename = str(filename)
if len(filename):
self.loadConfiguration(filename)
self.initDir = os.path.dirname(filename)
def save(self):
if self.initDir is None:
self.initDir = PyMcaDirs.outputDir
if PyMcaDirs.nativeFileDialogs:
filedialog = qt.QFileDialog(self)
filedialog.setFileMode(filedialog.AnyFile)
filedialog.setWindowIcon(qt.QIcon(qt.QPixmap(Icons.IconDict["gioconda16"])))
initdir = os.path.curdir
if self.initDir is not None:
if os.path.isdir(self.initDir):
initdir = self.initDir
filename = filedialog.getSaveFileName(
self,
"Enter output fit configuration file",
initdir,
"Fit configuration files (*.cfg)\nAll Files (*)")
filename = str(filename)
if len(filename):
if len(filename) < 4:
filename = filename+".cfg"
elif filename[-4:] != ".cfg":
filename = filename+".cfg"
self.saveConfiguration(filename)
self.initDir = os.path.dirname(filename)
else:
filedialog = qt.QFileDialog(self)
filedialog.setFileMode(filedialog.AnyFile)
filedialog.setWindowIcon(qt.QIcon(qt.QPixmap(Icons.IconDict["gioconda16"])))
initdir = os.path.curdir
if self.initDir is not None:
if os.path.isdir(self.initDir):
initdir = self.initDir
filename = filedialog.getSaveFileName(
self,
"Enter output fit configuration file",
initdir,
"Fit configuration files (*.cfg)\nAll Files (*)")
filename = str(filename)
if len(filename):
if len(filename) < 4:
filename = filename+".cfg"
elif filename[-4:] != ".cfg":
filename = filename+".cfg"
self.saveConfiguration(filename)
self.initDir = os.path.dirname(filename)
PyMcaDirs.outputDir = os.path.dirname(filename)
def loadConfiguration(self, filename):
cfg= ConfigDict.ConfigDict()
try:
cfg.read(filename)
self.initDir = os.path.dirname(filename)
self.setConfiguration(cfg)
except:
if DEBUG:
raise
qt.QMessageBox.critical(self, "Load Parameters",
"ERROR while loading parameters from\n%s"%filename,
qt.QMessageBox.Ok,
qt.QMessageBox.NoButton,
qt.QMessageBox.NoButton)
def saveConfiguration(self, filename):
cfg = ConfigDict.ConfigDict(self.getConfiguration())
if DEBUG:
cfg.write(filename)
self.initDir = os.path.dirname(filename)
else:
try:
cfg.write(filename)
self.initDir = os.path.dirname(filename)
except:
qt.QMessageBox.critical(self, "Save Parameters",
"ERROR while saving parameters to\n%s"%filename,
qt.QMessageBox.Ok, qt.QMessageBox.NoButton, qt.QMessageBox.NoButton)
def test():
app = qt.QApplication(sys.argv)
app.connect(app, qt.SIGNAL("lastWindowClosed()"), app.quit)
wid = SimpleFitConfigurationGUI()
ddict = {}
ddict['fit'] = {}
ddict['fit']['use_limits'] = 1
ddict['fit']['xmin'] = 1
ddict['fit']['xmax'] = 1024
wid.setConfiguration(ddict)
wid.exec_()
print(wid.getConfiguration())
sys.exit()
if __name__=="__main__":
DEBUG = 1
test()
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