fitpage1D.py @ 32673ac

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since 32673ac was 32673ac, checked in by Gervaise Alina <gervyh@…>, 15 years ago
working on the view2D button
Property mode set to `100644`
File size: 25.9 KB

Line
1	import sys
2	import wx
3	import wx.lib
4	import numpy,math
5	import copy
6	import sans.models.dispersion_models
7	from sans.guicomm.events import StatusEvent
8	(ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent()
9	_BOX_WIDTH = 80
10
11	def format_number(value, high=False):
12	"""
13	Return a float in a standardized, human-readable formatted string
14	"""
15	try:
16	value = float(value)
17	except:
18	print "returning 0"
19	return "0"
20
21	if high:
22	return "%-6.4g" % value
23	else:
24	return "%-5.3g" % value
25
26	from modelpage import format_number
27	from modelpage import ModelPage
28	class FitPage1D(ModelPage):
29	"""
30	FitPanel class contains fields allowing to display results when
31	fitting a model and one data
32	@note: For Fit to be performed the user should check at least one parameter
33	on fit Panel window.
34
35	"""
36	## Internal name for the AUI manager
37	window_name = "Fit page"
38	## Title to appear on top of the window
39	window_caption = "Fit Page"
40
41
42	def __init__(self, parent,data, args, *kwargs):
43	wx.ScrolledWindow.__init__(self, parent, args, *kwargs)
44	"""
45	Initialization of the Panel
46	"""
47	#self.scroll = wx.ScrolledWindow(self)
48
49	self.manager = None
50	self.parent = parent
51	self.event_owner = None
52	#panel interface
53	self.vbox = wx.BoxSizer(wx.VERTICAL)
54	self.sizer6 = wx.GridBagSizer(5,5)
55	self.sizer5 = wx.GridBagSizer(5,5)
56	self.sizer4 = wx.GridBagSizer(5,5)
57	self.sizer3 = wx.GridBagSizer(5,5)
58	self.sizer2 = wx.GridBagSizer(5,5)
59	self.sizer1 = wx.GridBagSizer(5,5)
60
61
62	self.DataSource =wx.StaticText(self, -1,str(data.name))
63	self.smearer_box = wx.ComboBox(self, -1)
64	wx.EVT_COMBOBOX( self.smearer_box,-1, self.onSmear )
65	self.smeares= sans.models.dispersion_models.models
66	i=0
67	self.smearer_box.SetValue(str(None))
68	self.smearer_box.Insert(str(None),i)
69	for k,v in self.smeares.iteritems():
70	self.smearer_box.Insert(str(v),i)
71	i+=1
72	self.modelbox = wx.ComboBox(self, -1)
73	id = wx.NewId()
74	self.btFit =wx.Button(self,id,'Fit')
75	self.btFit.Bind(wx.EVT_BUTTON, self.onFit,id=id)
76	self.btFit.SetToolTipString("Perform fit.")
77	self.static_line_1 = wx.StaticLine(self, -1)
78
79	self.vbox.Add(self.sizer3)
80	self.vbox.Add(self.sizer2)
81	self.vbox.Add(self.static_line_1, 0, wx.EXPAND, 0)
82	self.vbox.Add(self.sizer5)
83	self.vbox.Add(self.sizer6)
84	self.vbox.Add(self.sizer4)
85	self.vbox.Add(self.sizer1)
86
87	id = wx.NewId()
88	self.btClose =wx.Button(self,id,'Close')
89	self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id)
90	self.btClose.SetToolTipString("Close page.")
91	ix = 0
92	iy = 1
93	self.sizer3.Add(wx.StaticText(self, -1, 'Data Source Name : '),(iy,ix),\
94	(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
95	ix += 1
96	self.sizer3.Add(self.DataSource,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
97	ix += 1
98	self.sizer3.Add((20,20),(iy,ix),(1,1),wx.RIGHT\|wx.EXPAND\|wx.ADJUST_MINSIZE,0)
99	ix = 0
100	iy += 1
101	self.sizer3.Add(wx.StaticText(self,-1,'Averaging (Smearer Type)'),(iy,ix),(1,1)\
102	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
103	ix += 1
104	self.sizer3.Add(self.smearer_box,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
105
106	ix = 0
107	iy += 1
108	self.sizer3.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\
109	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
110	ix += 1
111	self.sizer3.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
112
113	ix = 0
114	iy = 1
115	#set maximum range for x in linear scale
116	self.text4_3 = wx.StaticText(self, -1, 'Maximum Data Range(Linear)', style=wx.ALIGN_LEFT)
117	self.sizer4.Add(self.text4_3,(iy,ix),(1,1),\
118	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
119	ix += 1
120	self.sizer4.Add(wx.StaticText(self, -1, 'Min'),(iy, ix),(1,1),\
121	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
122	ix += 2
123	self.sizer4.Add(wx.StaticText(self, -1, 'Max'),(iy, ix),(1,1),\
124	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
125	ix = 0
126	iy += 1
127	self.sizer4.Add(wx.StaticText(self, -1, 'x range'),(iy, ix),(1,1),\
128	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
129	ix += 1
130	self.xmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
131	self.xmin.SetValue(format_number(numpy.min(data.x)))
132	self.xmin.SetToolTipString("Minimun value of x in linear scale.")
133	self.xmin.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter)
134	self.xmin.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter)
135	self.xmin.Disable()
136	self.sizer4.Add(self.xmin,(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
137
138
139	ix += 2
140	self.xmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
141	self.xmax.SetValue(format_number(numpy.max(data.x)))
142	self.xmax.SetToolTipString("Maximum value of x in linear scale.")
143	self.xmax.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter)
144	self.xmax.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter)
145	self.xmax.Disable()
146	self.sizer4.Add(self.xmax,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
147	ix =0
148	iy+=1
149	self.sizer4.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
150	#Set chisqr result into TextCtrl
151	ix = 0
152	iy = 1
153
154	self.text1_1 = wx.StaticText(self, -1, 'Chi2/dof', style=wx.ALIGN_LEFT)
155	#self.sizer1.Add(self.text1_1,1)
156	self.sizer1.Add(self.text1_1,(iy,ix),(1,1),\
157	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
158	ix += 1
159	self.tcChi = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
160	self.tcChi.SetToolTipString("Chi^2 over degrees of freedom.")
161	#self.sizer1.Add(self.tcChi, 1, wx.R \| wx.BOTTOM , 5)
162	self.sizer1.Add(self.tcChi,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
163	ix +=2
164	#self.sizer1.Add(self.btFit, 1, wx.LEFT \| wx.BOTTOM , 5)
165	self.sizer1.Add(self.btFit,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
166	ix+= 2
167	self.sizer1.Add( self.btClose,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
168	#self.sizer1.Add( self.btClose,1, wx.LEFT \| wx.BOTTOM , 5)
169	self.tcChi.Disable()
170	ix= 0
171	iy+=1
172	self.sizer1.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
173	#self.sizer1.Add((20,20), 0)
174	# contains link between model ,all its parameters, and panel organization
175	self.parameters=[]
176	self.fixed_param=[]
177	#contains link between a model and selected parameters to fit
178	self.param_toFit=[]
179	# model on which the fit would be performed
180	self.model=None
181	#dictionary of model name and model class
182	self.model_list_box={}
183	self.data = data
184	## Q range
185	self.qmin= 0.001
186	self.qmax= 0.1
187
188	self.vbox.Layout()
189	self.vbox.Fit(self)
190	self.SetSizer(self.vbox)
191	self.SetScrollbars(20,20,55,40)
192
193	self.Centre()
194	self.Layout()
195	self.GrandParent.GetSizer().Layout()
196
197
198
199
200
201
202	def compute_chisqr(self):
203	""" @param fn: function that return model value
204	@return residuals
205	"""
206
207	flag=self.checkFitRange()
208	if flag== True:
209	try:
210	qmin = float(self.xmin.GetValue())
211	qmax = float(self.xmax.GetValue())
212	x,y,dy = [numpy.asarray(v) for v in (self.data.x,self.data.y,self.data.dy)]
213	if qmin==None and qmax==None:
214	fx =numpy.asarray([self.model.run(v) for v in x])
215	res=(y - fx)/dy
216	else:
217	idx = (x>= qmin) & (x <=qmax)
218	fx = numpy.asarray([self.model.run(item)for item in x[idx ]])
219	res= (y[idx] - fx)/dy[idx]
220
221
222	sum=0
223	for item in res:
224	if numpy.isfinite(item):
225	sum +=item
226	self.tcChi.SetValue(format_number(math.fabs(sum)))
227	except:
228	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
229	"Chisqr cannot be compute: %s"% sys.exc_value))
230
231
232	def onFit(self,event):
233	""" signal for fitting"""
234
235	flag=self.checkFitRange()
236	self.set_manager(self.manager)
237
238	qmin=float(self.xmin.GetValue())
239	qmax =float( self.xmax.GetValue())
240	if len(self.param_toFit) >0 and flag==True:
241	self.manager.schedule_for_fit( value=1,fitproblem =None)
242	self.manager._on_single_fit(qmin=qmin,qmax=qmax)
243	else:
244	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
245	"Select at least on parameter to fit "))
246
247
248	def _on_select_model(self,event):
249	"""
250	react when a model is selected from page's combo box
251	post an event to its owner to draw an appropriate theory
252	"""
253	self.btFit.SetFocus()
254	for item in self.model_list_box.itervalues():
255	name = item.__name__
256	if hasattr(item, "name"):
257	name = item.name
258	#print "fitpage: _on_select_model model name",name ,event.GetString()
259	if name ==event.GetString():
260	try:
261	self.model=item()
262	evt = ModelEventbox(model=self.model,name=name)
263	wx.PostEvent(self.event_owner, evt)
264	#self.model= item()
265	#self.set_panel(self.model)
266	except:
267	raise #ValueError,"model.name is not equal to model class name"
268	break
269
270	def _onTextEnter(self,event):
271	"""
272	set a flag to determine if the fitting range entered by the user is valid
273	"""
274
275	try:
276	flag=self.checkFitRange()
277	if flag==True and self.model!=None:
278	#print"fit page",self.xmin.GetValue(),self.xmax.GetValue()
279	self.manager.redraw_model(float(self.xmin.GetValue())\
280	,float(self.xmax.GetValue()))
281	except:
282
283	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
284	"Drawing Error:wrong value entered %s"% sys.exc_value))
285
286	def checkFitRange(self):
287	"""
288	Check the validity of fitting range
289	@note: xmin should always be less than xmax or else each control box
290	background is colored in pink.
291	"""
292
293	flag = True
294	valueMin = self.xmin.GetValue()
295	valueMax = self.xmax.GetValue()
296	# Check for possible values entered
297	#print "fitpage: checkfitrange:",valueMin,valueMax
298	try:
299	if (float(valueMax)> float(valueMin)):
300	self.xmax.SetBackgroundColour(wx.WHITE)
301	self.xmin.SetBackgroundColour(wx.WHITE)
302	else:
303	flag = False
304	self.xmin.SetBackgroundColour("pink")
305	self.xmax.SetBackgroundColour("pink")
306	except:
307	flag = False
308	self.xmin.SetBackgroundColour("pink")
309	self.xmax.SetBackgroundColour("pink")
310
311	self.xmin.Refresh()
312	self.xmax.Refresh()
313	return flag
314
315
316
317	def get_param_list(self):
318	"""
319	@return self.param_toFit: list containing references to TextCtrl
320	checked.Theses TextCtrl will allow reference to parameters to fit.
321	@raise: if return an empty list of parameter fit will nnote work
322	properly so raise ValueError,"missing parameter to fit"
323	"""
324	if self.param_toFit !=[]:
325	return self.param_toFit
326	else:
327	raise ValueError,"missing parameter to fit"
328
329
330	def set_panel(self,model):
331	"""
332	Build the panel from the model content
333	@param model: the model selected in combo box for fitting purpose
334	"""
335	self.sizer2.Clear(True)
336	self.sizer5.Clear(True)
337	self.sizer6.Clear(True)
338	self.parameters = []
339	self.param_toFit=[]
340	self.model = model
341	keys = self.model.getParamList()
342	#print "fitpage1D : dispersion list",self.model.getDispParamList()
343	keys.sort()
344	disp_list=self.model.getDispParamList()
345	fixed=self.model.fixed
346	print "fixed"
347	ip=0
348	iq=1
349
350	ik=0
351	im=1
352	if len(disp_list)>0:
353	disp = wx.StaticText(self, -1, 'Dispersion')
354	self.sizer5.Add(disp,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
355	ip += 1
356	values = wx.StaticText(self, -1, 'Values')
357	self.sizer5.Add(values,( iq, ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
358
359	disp_list.sort()
360	iy = 1
361	ix = 0
362	self.cb1 = wx.CheckBox(self, -1,'Parameters', (10, 10))
363	wx.EVT_CHECKBOX(self, self.cb1.GetId(), self.select_all_param)
364	self.sizer2.Add(self.cb1,(iy, ix),(1,1),\
365	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
366	ix +=1
367	self.text2_2 = wx.StaticText(self, -1, 'Values')
368	self.sizer2.Add(self.text2_2,(iy, ix),(1,1),\
369	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
370	ix +=2
371	self.text2_3 = wx.StaticText(self, -1, 'Errors')
372	self.sizer2.Add(self.text2_3,(iy, ix),(1,1),\
373	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
374	self.text2_3.Hide()
375	ix +=1
376	self.text2_4 = wx.StaticText(self, -1, 'Units')
377	self.sizer2.Add(self.text2_4,(iy, ix),(1,1),\
378	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
379	self.text2_4.Hide()
380	print "keys", keys
381	for item in keys:
382	if not item in disp_list:
383	iy += 1
384	ix = 0
385
386	cb = wx.CheckBox(self, -1, item, (10, 10))
387	cb.SetValue(False)
388	self.sizer2.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
389	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
390
391	ix += 1
392	value= self.model.getParam(item)
393	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
394	ctl1.SetValue(str (format_number(value)))
395	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
396	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
397	self.sizer2.Add(ctl1, (iy,ix),(1,1), wx.EXPAND)
398
399	ix += 1
400	text2=wx.StaticText(self, -1, '+/-')
401	self.sizer2.Add(text2,(iy, ix),(1,1),\
402	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
403	text2.Hide()
404	ix += 1
405	ctl2 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
406	self.sizer2.Add(ctl2, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
407	ctl2.Hide()
408	ix +=1
409	# Units
410	try:
411	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
412	except:
413	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
414	self.sizer2.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
415	else:
416	if not item in fixed:
417	ip = 0
418	iq += 1
419	cb = wx.CheckBox(self, -1, item, (10, 10))
420	cb.SetValue(False)
421	self.sizer5.Add( cb,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
422	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
423
424	ip += 1
425	value= self.model.getParam(item)
426	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
427	ctl1.SetValue(str (format_number(value)))
428	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
429	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
430	self.sizer5.Add(ctl1, (iq,ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
431	else:
432	ik = 0
433	text = wx.StaticText(self, -1, item, style=wx.ALIGN_LEFT)
434	self.sizer6.Add(text,( im, ik),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
435
436	ik += 1
437	value= self.model.getParam(item)
438	Tctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
439	Tctl.SetValue(str (format_number(value)))
440	Tctl.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
441	Tctl.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
442	self.sizer6.Add(Tctl, (im,ik),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
443	self.fixed_param.append([item, Tctl])
444	im += 1
445	#save data
446	self.parameters.append([cb,ctl1,text2,ctl2])
447
448	iy+=1
449	self.sizer2.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
450
451	#Display units text on panel
452	for item in keys:
453	if self.model.details[item][0]!='':
454	self.text2_4.Show()
455	break
456	else:
457	self.text2_4.Hide()
458	#Disable or enable fit button
459
460	if not (len(self.param_toFit ) >0):
461	self.xmin.Disable()
462	self.xmax.Disable()
463	else:
464	self.xmin.Enable()
465	self.xmax.Enable()
466
467	self.compute_chisqr()
468	self.vbox.Layout()
469	self.SetScrollbars(20,20,55,40)
470	self.Layout()
471	self.GrandParent.GetSizer().Layout()
472
473
474
475	def _onparamEnter(self,event):
476	"""
477	when enter value on panel redraw model according to changed
478	"""
479	self.set_model()
480	self.compute_chisqr()
481
482	def set_model(self):
483	if len(self.parameters) !=0 and self.model !=None:
484	# Flag to register when a parameter has changed.
485	for item in self.parameters:
486	try:
487	self.text2_3.Hide()
488	item[2].Hide()
489	item[3].Clear()
490	item[3].Hide()
491	except:
492	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
493	"Drawing Error:wrong value entered : %s"% sys.exc_value))
494	self.set_model_parameter()
495
496	def set_model_parameter(self):
497	if len(self.parameters) !=0 and self.model !=None:
498	# Flag to register when a parameter has changed.
499	is_modified = False
500	for item in self.fixed_param:
501
502	try:
503	name=str(item[0])
504	value= float(item[1].GetValue())
505	print "model para", name,value
506	# If the value of the parameter has changed,
507	# update the model and set the is_modified flag
508	if value != self.model.getParam(name):
509	self.model.setParam(name,value)
510	is_modified = True
511	except:
512	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
513	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
514
515	for item in self.parameters:
516	print "paramters",str(item[0].GetLabelText())
517	try:
518	name=str(item[0].GetLabelText())
519	value= float(item[1].GetValue())
520	print "model para", name,value
521	# If the value of the parameter has changed,
522	# update the model and set the is_modified flag
523	if value != self.model.getParam(name):
524	self.model.setParam(name,value)
525	is_modified = True
526	except:
527	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
528	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
529
530	# Here we should check whether the boundaries have been modified.
531	# If qmin and qmax have been modified, update qmin and qmax and
532	# set the is_modified flag to True
533	if float(self.xmin.GetValue()) != self.qmin:
534	self.qmin = float(self.xmin.GetValue())
535	is_modified = True
536	if float(self.xmax.GetValue()) != self.qmax:
537	self.qmax = float(self.xmax.GetValue())
538	is_modified = True
539
540	if is_modified:
541	self.manager.redraw_model(qmin=self.qmin, qmax=self.qmax)
542
543	def select_all_param(self,event):
544	"""
545	set to true or false all checkBox given the main checkbox value cb1
546	"""
547	self.param_toFit=[]
548	if self.parameters !=[]:
549	if self.cb1.GetValue()==True:
550	for item in self.parameters:
551	item[0].SetValue(True)
552	list= [item[0],item[1],item[2],item[3]]
553	self.param_toFit.append(list )
554
555	if not (len(self.param_toFit ) >0):
556	self.xmin.Disable()
557	self.xmax.Disable()
558	else:
559	self.xmin.Enable()
560	self.xmax.Enable()
561	else:
562	for item in self.parameters:
563	item[0].SetValue(False)
564	self.param_toFit=[]
565
566	self.xmin.Disable()
567	self.xmax.Disable()
568
569
570	def select_param(self,event):
571	"""
572	Select TextCtrl checked for fitting purpose and stores them
573	in self.param_toFit=[] list
574	"""
575	self.param_toFit=[]
576	for item in self.parameters:
577	if item[0].GetValue()==True:
578	list= [item[0],item[1],item[2],item[3]]
579	self.param_toFit.append(list )
580	else:
581	if item in self.param_toFit:
582	self.param_toFit.remove(item)
583	if len(self.parameters)==len(self.param_toFit):
584	self.cb1.SetValue(True)
585	else:
586	self.cb1.SetValue(False)
587
588	if not (len(self.param_toFit ) >0):
589	self.xmin.Disable()
590	self.xmax.Disable()
591	else:
592	self.xmin.Enable()
593	self.xmax.Enable()
594
595
596
597
598	def onsetValues(self,chisqr, out,cov):
599	"""
600	Build the panel from the fit result
601	@param chisqr:Value of the goodness of fit metric
602	@param out:list of parameter with the best value found during fitting
603	@param cov:Covariance matrix
604
605	"""
606	#print "fitting : onsetvalues out",out
607	self.tcChi.Clear()
608	self.tcChi.SetValue(format_number(chisqr))
609	params = {}
610	is_modified = False
611	has_error = False
612	if out.__class__==numpy.float64:
613	self.param_toFit[0][1].SetValue(format_number(out))
614	self.param_toFit[0][1].Refresh()
615	if cov !=None :
616	self.text2_3.Show()
617	self.param_toFit[0][2].Show()
618	self.param_toFit[0][3].Clear()
619	self.param_toFit[0][3].SetValue(format_number(cov[0]))
620	self.param_toFit[0][3].Show()
621	#out is a list : set parameters and errors in TextCtrl
622	else:
623	i=0
624	#print "fitpage: list param model",list
625	#for item in self.param_toFit:
626	# print "fitpage: list display",item[0].GetLabelText()
627	for item in self.param_toFit:
628	if( out != None ) and len(out)<=len(self.param_toFit)and i < len(out):
629	#item[1].SetValue(format_number(out[i]))
630	item[1].SetValue(format_number(self.model.getParam(item[0].GetLabelText())))
631	item[1].Refresh()
632	if (cov !=None)and len(cov)<=len(self.param_toFit)and i < len(cov):
633	self.text2_3.Show()
634	item[2].Show()
635	item[3].Clear()
636	item[3].SetValue(format_number(cov[i]))
637	item[3].Show()
638	i+=1
639
640	self.vbox.Layout()
641	self.SetScrollbars(20,20,55,40)
642	self.Layout()
643	self.GrandParent.GetSizer().Layout()
644
645
646	def onSmear(self, event):
647	if event.GetString()=="None":
648	self.manager.set_smearer(None)
649
650
651	if event.GetString()=="GaussianModel":
652	from DataLoader.qsmearing import smear_selection
653	smear =smear_selection( self.data )
654	self.manager.set_smearer(smear)
655	print "on smearing"
656

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SasView

source: sasview/sansview/perspectives/fitting/fitpage1D.py @ 32673ac

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