fitpage1D.py @ 00d083c

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 00d083c was 00d083c, checked in by Gervaise Alina <gervyh@…>, 15 years ago
small bug fixed
Property mode set to `100644`
File size: 26.3 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
70	for k,v in self.smeares.iteritems():
71	if str(v)=="GaussianModel":
72	self.smearer_box.Insert("Gaussian Resolution",i)
73	else:
74	self.smearer_box.Insert(str(v),i)
75	i+=1
76	self.modelbox = wx.ComboBox(self, -1)
77	id = wx.NewId()
78	self.btFit =wx.Button(self,id,'Fit')
79	self.btFit.Bind(wx.EVT_BUTTON, self.onFit,id=id)
80	self.btFit.SetToolTipString("Perform fit.")
81	self.static_line_1 = wx.StaticLine(self, -1)
82
83	self.vbox.Add(self.sizer3)
84	self.vbox.Add(self.sizer2)
85	self.vbox.Add(self.static_line_1, 0, wx.EXPAND, 0)
86	self.vbox.Add(self.sizer5)
87	self.vbox.Add(self.sizer6)
88	self.vbox.Add(self.sizer4)
89	self.vbox.Add(self.sizer1)
90
91	id = wx.NewId()
92	self.btClose =wx.Button(self,id,'Close')
93	self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id)
94	self.btClose.SetToolTipString("Close page.")
95	ix = 0
96	iy = 1
97	self.sizer3.Add(wx.StaticText(self, -1, 'Data Source Name : '),(iy,ix),\
98	(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
99	ix += 1
100	self.sizer3.Add(self.DataSource,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
101	ix += 1
102	self.sizer3.Add((20,20),(iy,ix),(1,1),wx.RIGHT\|wx.EXPAND\|wx.ADJUST_MINSIZE,0)
103	ix = 0
104	iy += 1
105	self.sizer3.Add(wx.StaticText(self,-1,'Instrument Smearing'),(iy,ix),(1,1)\
106	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
107	ix += 1
108	self.sizer3.Add(self.smearer_box,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
109
110	ix = 0
111	iy += 1
112	self.sizer3.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\
113	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
114	ix += 1
115	self.sizer3.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
116
117	ix = 0
118	iy = 1
119	#set maximum range for x in linear scale
120	self.text4_3 = wx.StaticText(self, -1, 'Maximum Data Range(Linear)', style=wx.ALIGN_LEFT)
121	self.sizer4.Add(self.text4_3,(iy,ix),(1,1),\
122	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
123	ix += 1
124	self.sizer4.Add(wx.StaticText(self, -1, 'Min'),(iy, ix),(1,1),\
125	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
126	ix += 2
127	self.sizer4.Add(wx.StaticText(self, -1, 'Max'),(iy, ix),(1,1),\
128	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
129	ix = 0
130	iy += 1
131	self.sizer4.Add(wx.StaticText(self, -1, 'x range'),(iy, ix),(1,1),\
132	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
133	ix += 1
134	self.xmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
135	self.xmin.SetValue(format_number(numpy.min(data.x)))
136	self.xmin.SetToolTipString("Minimun value of x in linear scale.")
137	self.xmin.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter)
138	self.xmin.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter)
139	self.xmin.Disable()
140	self.sizer4.Add(self.xmin,(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
141
142
143	ix += 2
144	self.xmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
145	self.xmax.SetValue(format_number(numpy.max(data.x)))
146	self.xmax.SetToolTipString("Maximum value of x in linear scale.")
147	self.xmax.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter)
148	self.xmax.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter)
149	self.xmax.Disable()
150	self.sizer4.Add(self.xmax,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
151	ix =0
152	iy+=1
153	self.sizer4.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
154	#Set chisqr result into TextCtrl
155	ix = 0
156	iy = 1
157
158	self.text1_1 = wx.StaticText(self, -1, 'Chi2/dof', style=wx.ALIGN_LEFT)
159	#self.sizer1.Add(self.text1_1,1)
160	self.sizer1.Add(self.text1_1,(iy,ix),(1,1),\
161	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
162	ix += 1
163	self.tcChi = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
164	self.tcChi.SetToolTipString("Chi^2 over degrees of freedom.")
165	#self.sizer1.Add(self.tcChi, 1, wx.R \| wx.BOTTOM , 5)
166	self.sizer1.Add(self.tcChi,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
167	ix +=2
168	#self.sizer1.Add(self.btFit, 1, wx.LEFT \| wx.BOTTOM , 5)
169	self.sizer1.Add(self.btFit,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
170	ix+= 2
171	self.sizer1.Add( self.btClose,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
172	#self.sizer1.Add( self.btClose,1, wx.LEFT \| wx.BOTTOM , 5)
173	self.tcChi.Disable()
174	ix= 0
175	iy+=1
176	self.sizer1.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
177	#self.sizer1.Add((20,20), 0)
178	# contains link between model ,all its parameters, and panel organization
179	self.parameters=[]
180	self.fixed_param=[]
181	#contains link between a model and selected parameters to fit
182	self.param_toFit=[]
183	# model on which the fit would be performed
184	self.model=None
185	#dictionary of model name and model class
186	self.model_list_box={}
187	self.data = data
188	## Q range
189	self.qmin= 0.001
190	self.qmax= 0.1
191
192	self.vbox.Layout()
193	self.vbox.Fit(self)
194	self.SetSizer(self.vbox)
195	self.SetScrollbars(20,20,55,40)
196
197	self.Centre()
198	self.Layout()
199	self.GrandParent.GetSizer().Layout()
200
201
202
203
204
205
206	def compute_chisqr(self):
207	""" @param fn: function that return model value
208	@return residuals
209	"""
210
211	flag=self.checkFitRange()
212	if flag== True:
213	try:
214	qmin = float(self.xmin.GetValue())
215	qmax = float(self.xmax.GetValue())
216	x,y,dy = [numpy.asarray(v) for v in (self.data.x,self.data.y,self.data.dy)]
217	if qmin==None and qmax==None:
218	fx =numpy.asarray([self.model.run(v) for v in x])
219	res=(y - fx)/dy
220	else:
221	idx = (x>= qmin) & (x <=qmax)
222	fx = numpy.asarray([self.model.run(item)for item in x[idx ]])
223	res= (y[idx] - fx)/dy[idx]
224
225
226	sum=0
227	for item in res:
228	if numpy.isfinite(item):
229	sum +=item
230	self.tcChi.SetValue(format_number(math.fabs(sum)))
231	except:
232	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
233	"Chisqr cannot be compute: %s"% sys.exc_value))
234
235
236	def onFit(self,event):
237	""" signal for fitting"""
238
239	flag=self.checkFitRange()
240	self.set_manager(self.manager)
241
242	qmin=float(self.xmin.GetValue())
243	qmax =float( self.xmax.GetValue())
244	if len(self.param_toFit) >0 and flag==True:
245	self.manager.schedule_for_fit( value=1,fitproblem =None)
246	self.manager._on_single_fit(qmin=qmin,qmax=qmax)
247	else:
248	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
249	"Select at least on parameter to fit "))
250
251
252	def _on_select_model(self,event):
253	"""
254	react when a model is selected from page's combo box
255	post an event to its owner to draw an appropriate theory
256	"""
257	self.btFit.SetFocus()
258	for item in self.model_list_box.itervalues():
259	name = item.__name__
260	if hasattr(item, "name"):
261	name = item.name
262	#print "fitpage: _on_select_model model name",name ,event.GetString()
263	if name ==event.GetString():
264	try:
265	self.model=item()
266	evt = ModelEventbox(model=self.model,name=name)
267	wx.PostEvent(self.event_owner, evt)
268	#self.model= item()
269	#self.set_panel(self.model)
270	except:
271	raise #ValueError,"model.name is not equal to model class name"
272	break
273
274	def _onTextEnter(self,event):
275	"""
276	set a flag to determine if the fitting range entered by the user is valid
277	"""
278
279	try:
280	flag=self.checkFitRange()
281	if flag==True and self.model!=None:
282	#print"fit page",self.xmin.GetValue(),self.xmax.GetValue()
283	self.manager.redraw_model(float(self.xmin.GetValue())\
284	,float(self.xmax.GetValue()))
285	except:
286
287	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
288	"Drawing Error:wrong value entered %s"% sys.exc_value))
289
290	def checkFitRange(self):
291	"""
292	Check the validity of fitting range
293	@note: xmin should always be less than xmax or else each control box
294	background is colored in pink.
295	"""
296
297	flag = True
298	valueMin = self.xmin.GetValue()
299	valueMax = self.xmax.GetValue()
300	# Check for possible values entered
301	#print "fitpage: checkfitrange:",valueMin,valueMax
302	try:
303	if (float(valueMax)> float(valueMin)):
304	self.xmax.SetBackgroundColour(wx.WHITE)
305	self.xmin.SetBackgroundColour(wx.WHITE)
306	else:
307	flag = False
308	self.xmin.SetBackgroundColour("pink")
309	self.xmax.SetBackgroundColour("pink")
310	except:
311	flag = False
312	self.xmin.SetBackgroundColour("pink")
313	self.xmax.SetBackgroundColour("pink")
314
315	self.xmin.Refresh()
316	self.xmax.Refresh()
317	return flag
318
319
320
321	def get_param_list(self):
322	"""
323	@return self.param_toFit: list containing references to TextCtrl
324	checked.Theses TextCtrl will allow reference to parameters to fit.
325	@raise: if return an empty list of parameter fit will nnote work
326	properly so raise ValueError,"missing parameter to fit"
327	"""
328	if self.param_toFit !=[]:
329	return self.param_toFit
330	else:
331	raise ValueError,"missing parameter to fit"
332
333
334	def set_panel(self,model):
335	"""
336	Build the panel from the model content
337	@param model: the model selected in combo box for fitting purpose
338	"""
339	self.sizer2.Clear(True)
340	self.sizer5.Clear(True)
341	self.sizer6.Clear(True)
342	self.parameters = []
343	self.param_toFit=[]
344	self.model = model
345	keys = self.model.getParamList()
346	#print "fitpage1D : dispersion list",self.model.getDispParamList()
347	keys.sort()
348	disp_list=self.model.getDispParamList()
349	fixed=self.model.fixed
350	print "fixed",fixed
351	#model.setParam("scale", 2)
352	#print "model sphere scale fixed?", self.model.is_fittable("scale")
353	ip=0
354	iq=1
355
356	ik=0
357	im=1
358	if len(disp_list)>0:
359	disp = wx.StaticText(self, -1, 'Dispersion')
360	self.sizer5.Add(disp,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
361	ip += 1
362	values = wx.StaticText(self, -1, 'Values')
363	self.sizer5.Add(values,( iq, ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
364
365	disp_list.sort()
366	iy = 1
367	ix = 0
368	self.cb1 = wx.CheckBox(self, -1,"Select all", (10, 10))
369	wx.EVT_CHECKBOX(self, self.cb1.GetId(), self.select_all_param)
370	self.sizer2.Add(self.cb1,(iy, ix),(1,1),\
371	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
372	ix +=1
373	self.text2_2 = wx.StaticText(self, -1, 'Values')
374	self.sizer2.Add(self.text2_2,(iy, ix),(1,1),\
375	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
376	ix +=2
377	self.text2_3 = wx.StaticText(self, -1, 'Errors')
378	self.sizer2.Add(self.text2_3,(iy, ix),(1,1),\
379	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
380	self.text2_3.Hide()
381	ix +=1
382	self.text2_4 = wx.StaticText(self, -1, 'Units')
383	self.sizer2.Add(self.text2_4,(iy, ix),(1,1),\
384	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
385	self.text2_4.Hide()
386	#print "keys", keys
387	#print "disp_list", disp_list
388	#print "fix_list",fixed
389	for item in keys:
390	if not item in disp_list:
391	iy += 1
392	ix = 0
393
394	cb = wx.CheckBox(self, -1, item, (10, 10))
395	cb.SetValue(False)
396	self.sizer2.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
397	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
398
399	ix += 1
400	value= self.model.getParam(item)
401	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
402	ctl1.SetValue(str (format_number(value)))
403	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
404	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
405	self.sizer2.Add(ctl1, (iy,ix),(1,1), wx.EXPAND)
406
407	ix += 1
408	text2=wx.StaticText(self, -1, '+/-')
409	self.sizer2.Add(text2,(iy, ix),(1,1),\
410	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
411	text2.Hide()
412	ix += 1
413	ctl2 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
414	self.sizer2.Add(ctl2, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
415	ctl2.Hide()
416	ix +=1
417	# Units
418	try:
419	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
420	except:
421	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
422	self.sizer2.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
423	else:
424	if item in fixed:
425	ip = 0
426	iq += 1
427	cb = wx.CheckBox(self, -1, item, (10, 10))
428	cb.SetValue(False)
429	self.sizer5.Add( cb,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
430	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
431
432	ip += 1
433	value= self.model.getParam(item)
434	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
435	ctl1.SetValue(str (format_number(value)))
436	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
437	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
438	self.sizer5.Add(ctl1, (iq,ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
439	else:
440	ik = 0
441	text = wx.StaticText(self, -1, item, style=wx.ALIGN_LEFT)
442	self.sizer6.Add(text,( im, ik),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
443
444	ik += 1
445	value= self.model.getParam(item)
446	Tctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
447	Tctl.SetValue(str (format_number(value)))
448	Tctl.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
449	Tctl.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
450	self.sizer6.Add(Tctl, (im,ik),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
451	self.fixed_param.append([item, Tctl])
452	im += 1
453	#save data
454
455	self.parameters.append([cb,ctl1,text2,ctl2])
456
457	iy+=1
458	self.sizer2.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
459
460	#Display units text on panel
461	for item in keys:
462	if self.model.details[item][0]!='':
463	self.text2_4.Show()
464	break
465	else:
466	self.text2_4.Hide()
467	#Disable or enable fit button
468
469	if not (len(self.param_toFit ) >0):
470	self.xmin.Disable()
471	self.xmax.Disable()
472	else:
473	self.xmin.Enable()
474	self.xmax.Enable()
475
476	self.compute_chisqr()
477	self.vbox.Layout()
478	self.SetScrollbars(20,20,55,40)
479	self.Layout()
480	self.GrandParent.GetSizer().Layout()
481
482
483
484	def _onparamEnter(self,event):
485	"""
486	when enter value on panel redraw model according to changed
487	"""
488	self.set_model()
489	self.compute_chisqr()
490
491	def set_model(self):
492	if len(self.parameters) !=0 and self.model !=None:
493	# Flag to register when a parameter has changed.
494	for item in self.parameters:
495	try:
496	self.text2_3.Hide()
497	item[2].Hide()
498	item[3].Clear()
499	item[3].Hide()
500	except:
501	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
502	"Drawing Error:wrong value entered : %s"% sys.exc_value))
503	self.set_model_parameter()
504
505	def set_model_parameter(self):
506	if len(self.parameters) !=0 and self.model !=None:
507	# Flag to register when a parameter has changed.
508	is_modified = False
509	for item in self.fixed_param:
510
511	try:
512	name=str(item[0])
513	value= float(item[1].GetValue())
514	# print "model para", name,value
515	# If the value of the parameter has changed,
516	# update the model and set the is_modified flag
517	if value != self.model.getParam(name):
518	self.model.setParam(name,value)
519	is_modified = True
520	except:
521	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
522	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
523
524	for item in self.parameters:
525	# print "paramters",str(item[0].GetLabelText())
526	try:
527	name=str(item[0].GetLabelText())
528	value= float(item[1].GetValue())
529	# print "model para", name,value
530	# If the value of the parameter has changed,
531	# update the model and set the is_modified flag
532	if value != self.model.getParam(name):
533	self.model.setParam(name,value)
534	is_modified = True
535	except:
536	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
537	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
538
539	# Here we should check whether the boundaries have been modified.
540	# If qmin and qmax have been modified, update qmin and qmax and
541	# set the is_modified flag to True
542	if float(self.xmin.GetValue()) != self.qmin:
543	self.qmin = float(self.xmin.GetValue())
544	is_modified = True
545	if float(self.xmax.GetValue()) != self.qmax:
546	self.qmax = float(self.xmax.GetValue())
547	is_modified = True
548
549	if is_modified:
550	self.manager.redraw_model(qmin=self.qmin, qmax=self.qmax)
551
552	def select_all_param(self,event):
553	"""
554	set to true or false all checkBox given the main checkbox value cb1
555	"""
556	self.param_toFit=[]
557	if self.parameters !=[]:
558	if self.cb1.GetValue()==True:
559	for item in self.parameters:
560	item[0].SetValue(True)
561	list= [item[0],item[1],item[2],item[3]]
562	self.param_toFit.append(list )
563
564	if not (len(self.param_toFit ) >0):
565	self.xmin.Disable()
566	self.xmax.Disable()
567	else:
568	self.xmin.Enable()
569	self.xmax.Enable()
570	else:
571	for item in self.parameters:
572	item[0].SetValue(False)
573	self.param_toFit=[]
574
575	self.xmin.Disable()
576	self.xmax.Disable()
577
578
579	def select_param(self,event):
580	"""
581	Select TextCtrl checked for fitting purpose and stores them
582	in self.param_toFit=[] list
583	"""
584	self.param_toFit=[]
585	for item in self.parameters:
586	if item[0].GetValue()==True:
587	list= [item[0],item[1],item[2],item[3]]
588	if not (list in self.param_toFit):
589	self.param_toFit.append(list )
590	else:
591	if item in self.param_toFit:
592	self.param_toFit.remove(item)
593	if len(self.parameters)==len(self.param_toFit):
594	self.cb1.SetValue(True)
595	else:
596	self.cb1.SetValue(False)
597
598	if not (len(self.param_toFit ) >0):
599	self.xmin.Disable()
600	self.xmax.Disable()
601	else:
602	self.xmin.Enable()
603	self.xmax.Enable()
604
605
606
607
608	def onsetValues(self,chisqr, out,cov):
609	"""
610	Build the panel from the fit result
611	@param chisqr:Value of the goodness of fit metric
612	@param out:list of parameter with the best value found during fitting
613	@param cov:Covariance matrix
614
615	"""
616	#print "fitting : onsetvalues out",out
617	self.tcChi.Clear()
618	self.tcChi.SetValue(format_number(chisqr))
619	params = {}
620	is_modified = False
621	has_error = False
622	if out.__class__==numpy.float64:
623	self.param_toFit[0][1].SetValue(format_number(out))
624	self.param_toFit[0][1].Refresh()
625	if cov !=None :
626	self.text2_3.Show()
627	self.param_toFit[0][2].Show()
628	self.param_toFit[0][3].Clear()
629	self.param_toFit[0][3].SetValue(format_number(cov[0]))
630	self.param_toFit[0][3].Show()
631	#out is a list : set parameters and errors in TextCtrl
632	else:
633	i=0
634	#print "fitpage: list param model",list
635	#for item in self.param_toFit:
636	# print "fitpage: list display",item[0].GetLabelText()
637	for item in self.param_toFit:
638	if( out != None ) and len(out)<=len(self.param_toFit)and i < len(out):
639	#item[1].SetValue(format_number(out[i]))
640	item[1].SetValue(format_number(self.model.getParam(item[0].GetLabelText())))
641	item[1].Refresh()
642	if (cov !=None)and len(cov)<=len(self.param_toFit)and i < len(cov):
643	self.text2_3.Show()
644	item[2].Show()
645	item[3].Clear()
646	item[3].SetValue(format_number(cov[i]))
647	item[3].Show()
648	i+=1
649
650	self.vbox.Layout()
651	self.SetScrollbars(20,20,55,40)
652	self.Layout()
653	self.GrandParent.GetSizer().Layout()
654
655
656	def onSmear(self, event):
657	if event.GetString()=="None":
658	self.manager.set_smearer(None)
659
660
661	if event.GetString()=="Gaussian Resolution":
662	from DataLoader.qsmearing import smear_selection
663	smear =smear_selection( self.data )
664	self.manager.set_smearer(smear)
665	# print "on smearing"
666

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SasView

source: sasview/sansview/perspectives/fitting/fitpage1D.py @ 00d083c

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