fitpage.py @ 9cb364a

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 9cb364a was 9cb364a, checked in by Gervaise Alina <gervyh@…>, 15 years ago
compute chisqr
Property mode set to `100644`
File size: 33.4 KB

Line
1	import sys
2	import wx
3	import wx.lib.newevent
4	import numpy
5	import copy
6	import math
7	from sans.models.dispersion_models import ArrayDispersion, GaussianDispersion
8
9	from sans.guicomm.events import StatusEvent
10	from sans.guiframe.utils import format_number
11
12	## event to post model to fit to fitting plugins
13	(ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent()
14
15	## event to know the selected fit engine
16	(FitterTypeEvent, EVT_FITTER_TYPE) = wx.lib.newevent.NewEvent()
17	_BOX_WIDTH = 80
18
19	import basepage
20	from basepage import BasicPage
21	from basepage import PageInfoEvent
22
23
24	class FitPage(BasicPage):
25	"""
26	FitPanel class contains fields allowing to display results when
27	fitting a model and one data
28	@note: For Fit to be performed the user should check at least one parameter
29	on fit Panel window.
30
31	"""
32	def __init__(self,parent, page_info):
33	BasicPage.__init__(self, parent, page_info)
34	"""
35	Initialization of the Panel
36	"""
37	## fit page does not content npts txtcrtl
38	self.npts=None
39	## if no dispersity parameters is avaible
40	self.text_disp_1=None
41	## default fitengine type
42	self.engine_type = None
43	## draw sizer
44	self._fill_datainfo_sizer()
45	self._fill_model_sizer( self.sizer1)
46	self._fill_range_sizer()
47	self._on_select_model(event=None)
48
49	## to update the panel according to the fit engine type selected
50	self.Bind(EVT_FITTER_TYPE,self._on_engine_change)
51
52
53	def _on_engine_change(self, event):
54	"""
55	get an event containing the current name of the fit engine type
56	@param event: FitterTypeEvent containing the name of the current engine
57	"""
58	self.engine_type = event.type
59
60	if len(self.parameters)==0:
61	return
62	for item in self.parameters:
63	if event.type =="scipy":
64	item[5].SetValue(format_number(""))
65	item[5].Hide()
66	item[6].SetValue(format_number(""))
67	item[6].Hide()
68	self.text2_min.Hide()
69	self.text2_max.Hide()
70	else:
71	item[5].Show(True)
72	item[6].Show(True)
73	self.text2_min.Show(True)
74	self.text2_max.Show(True)
75
76	self.sizer3.Layout()
77	self.SetScrollbars(20,20,200,100)
78
79
80	def _fill_range_sizer(self):
81	"""
82	Fill the sizer containing the plotting range
83	add access to npts
84	"""
85	sizer_fit = wx.GridSizer(1, 1,0, 0)
86
87	self.btFit = wx.Button(self,wx.NewId(),'Fit')
88	self.btFit.Bind(wx.EVT_BUTTON, self._onFit,id= self.btFit.GetId())
89	self.btFit.SetToolTipString("Perform fit.")
90
91
92	sizer_fit.Add((5,5),1, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 5)
93	sizer_fit.Add(self.btFit,0, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 5)
94
95	sizer_smearer = wx.BoxSizer(wx.HORIZONTAL)
96	#Filling the sizer containing instruments smearing info.
97	self.disable_smearer = wx.RadioButton(self, -1, 'No', style=wx.RB_GROUP)
98	self.enable_smearer = wx.RadioButton(self, -1, 'Yes')
99	self.Bind(wx.EVT_RADIOBUTTON, self.onSmear, id=self.disable_smearer.GetId())
100	self.Bind(wx.EVT_RADIOBUTTON, self.onSmear, id=self.enable_smearer.GetId())
101
102	sizer_smearer.Add(wx.StaticText(self,-1,'Instrument Smearing? '))
103	sizer_smearer.Add((10, 10))
104	sizer_smearer.Add( self.enable_smearer )
105	sizer_smearer.Add((10,10))
106	sizer_smearer.Add( self.disable_smearer )
107
108	#Display Chi^2/dof
109	sizer_smearer.Add((70,10))
110	box_description= wx.StaticBox(self, -1,'Chi2/dof')
111	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
112	boxsizer1.SetMinSize((55,-1))
113	self.tcChi = wx.StaticText(self, -1, "-", style=wx.ALIGN_LEFT)
114	boxsizer1.Add( self.tcChi )
115	sizer_smearer.Add( boxsizer1 )
116
117	#Set sizer for Fitting section
118	self._set_range_sizer( title="Fitting",
119	object1=sizer_smearer, object= sizer_fit)
120
121
122	def _fill_datainfo_sizer(self):
123	"""
124	fill sizer 0 with data info
125	"""
126	self.sizer0.Clear(True)
127	## no loaded data , don't fill the sizer
128	if self.data== None:
129	self.sizer0.Layout()
130	return
131
132	box_description= wx.StaticBox(self, -1, 'Data')
133	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
134	#----------------------------------------------------------
135	sizer_data = wx.GridSizer(3, 3,5, 5)
136	#Filling the sizer containing data related fields
137	DataSource =wx.StaticText(self, -1,str(self.data.name))
138
139	sizer_data.Add(wx.StaticText(self, -1, 'Source Name : '))
140	sizer_data.Add(DataSource )
141	sizer_data.Add( (5,5) )
142
143	#---------sizer 2 draw--------------------------------
144	#set maximum range for x in linear scale
145	if not hasattr(self.data,"data"): #Display only for 1D data fit
146	# Minimum value of data
147	data_min = str(format_number(numpy.min(self.data.x)))
148	# Maximum value of data
149	data_max = str(format_number(numpy.max(self.data.x)))
150	text4_3 = wx.StaticText(self, -1, 'Total Q Range (1/A)',
151	style=wx.ALIGN_LEFT)
152	sizer_data.Add( text4_3 )
153	sizer_data.Add(wx.StaticText(self, -1, "Min : %s"%data_min))
154	sizer_data.Add(wx.StaticText(self, -1, "Max : %s"%data_max))
155
156	else:
157	radius_min= 0
158	x= numpy.max(self.data.xmin, self.data.xmax)
159	y= numpy.max(self.data.ymin, self.data.ymax)
160	radius_max = math.sqrt(xx + yy)
161	# Minimum value of data
162	data_min = str(format_number(radius_min))
163	# Maximum value of data
164	data_max = str(format_number(radius_max))
165	text4_3 = wx.StaticText(self, -1, 'Total Q Range (1/A)',
166	style=wx.ALIGN_LEFT)
167	sizer_data.Add( text4_3 )
168	sizer_data.Add(wx.StaticText(self, -1, "Min : %s"%data_min))
169	sizer_data.Add(wx.StaticText(self, -1, "Max : %s"%data_max))
170
171	boxsizer1.Add(sizer_data)
172	#------------------------------------------------------------
173	self.sizer0.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
174	self.sizer0.Layout()
175
176	self.qmin_x= data_min
177	self.qmax_x= data_max
178
179
180	def _fill_model_sizer(self, sizer):
181	"""
182	fill sizer containing model info
183	"""
184
185	## class base method to add view 2d button
186	self._set_model_sizer(sizer=sizer, title="Model",object=None )
187
188
189	def _set_sizer_gaussian(self):
190	"""
191	draw sizer with gaussian dispersity parameters
192	"""
193	self.fittable_param=[]
194	self.fixed_param=[]
195
196	self.sizer4_4.Clear(True)
197
198	if self.model==None:
199	##no model is selected
200	return
201	if not self.enable_disp.GetValue():
202	## the user didn't select dispersity display
203	return
204
205	self._reset_dispersity()
206	# Create the dispersion objects
207	for item in self.model.dispersion.keys():
208	disp_model = GaussianDispersion()
209	self._disp_obj_dict[item] = disp_model
210	self.model.set_dispersion(item, disp_model)
211
212	ix=0
213	iy=1
214	disp = wx.StaticText(self, -1, 'Names')
215	self.sizer4_4.Add(disp,( iy, ix),(1,1),
216	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
217	ix += 1
218	values = wx.StaticText(self, -1, 'Values')
219	self.sizer4_4.Add(values,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
220	ix +=2
221	self.text_disp_1 = wx.StaticText(self, -1, 'Errors')
222	self.sizer4_4.Add( self.text_disp_1,(iy, ix),(1,1),\
223	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
224	self.text_disp_1.Hide()
225	ix += 1
226	npts = wx.StaticText(self, -1, 'Npts')
227	self.sizer4_4.Add(npts,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
228	ix += 1
229	nsigmas = wx.StaticText(self, -1, 'Nsigmas')
230	self.sizer4_4.Add(nsigmas,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
231
232	for item in self.model.dispersion.keys():
233	self.disp_cb_dict[item]= None
234	name1=item+".width"
235	name2=item+".npts"
236	name3=item+".nsigmas"
237	iy += 1
238	for p in self.model.dispersion[item].keys():
239
240	if p=="width":
241	ix = 0
242	cb = wx.CheckBox(self, -1, name1, (10, 10))
243	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
244
245	self.sizer4_4.Add( cb,( iy, ix),(1,1),
246	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
247	ix = 1
248	value= self.model.getParam(name1)
249	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20),
250	style=wx.TE_PROCESS_ENTER)
251
252	ctl1.SetValue(str (format_number(value)))
253	ctl1.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
254	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
255	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
256	self.sizer4_4.Add(ctl1, (iy,ix),(1,1),wx.EXPAND)
257
258	## text to show error sign
259	ix = 2
260	text2=wx.StaticText(self, -1, '+/-')
261	self.sizer4_4.Add(text2,(iy, ix),(1,1),
262	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
263	text2.Hide()
264	## txtcrtl to add error from fit
265	ix = 3
266	ctl2 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
267	self.sizer4_4.Add(ctl2, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
268	ctl2.Hide()
269
270	self.fittable_param.append([cb,name1,ctl1,text2,
271	ctl2, None, None,None])
272	elif p=="npts":
273	ix = 4
274	value= self.model.getParam(name2)
275	Tctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH/2,20),
276	style=wx.TE_PROCESS_ENTER)
277
278	Tctl.SetValue(str (format_number(value)))
279	Tctl.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
280	Tctl.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
281	Tctl.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
282	self.sizer4_4.Add(Tctl, (iy,ix),(1,1),
283	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
284
285	self.fixed_param.append([None,name2, Tctl,None,None,
286	None, None,None])
287
288	elif p=="nsigmas":
289	ix = 5
290	value= self.model.getParam(name3)
291	Tctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH/2,20),
292	style=wx.TE_PROCESS_ENTER)
293	Tctl.SetValue(str (format_number(value)))
294	Tctl.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
295	Tctl.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
296	Tctl.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
297	self.sizer4_4.Add(Tctl, (iy,ix),(1,1),
298	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
299	ix +=1
300	self.sizer4_4.Add((20,20), (iy,ix),(1,1),
301	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
302
303	self.fixed_param.append([None,name3, Tctl
304	,None,None, None, None,None])
305
306	wx.PostEvent(self.parent, StatusEvent(status=\
307	" Selected Distribution: Gaussian"))
308	ix =0
309	iy +=1
310	self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
311	self.sizer4_4.Layout()
312	self.sizer4.Layout()
313	self.SetScrollbars(20,20,200,100)
314
315
316	def _onFit(self, event):
317	"""
318	Allow to fit
319	"""
320	#self.btFit.SetLabel("Stop")
321	from sans.guiframe.utils import check_value
322	flag = check_value( self.qmin, self.qmax)
323
324	if not flag:
325	msg= "Fitting range invalid"
326	wx.PostEvent(self.parent.parent, StatusEvent(status= msg ))
327	return
328
329	if len(self.param_toFit) <= 0:
330	msg= "Select at least one parameter to fit"
331	wx.PostEvent(self.parent.parent, StatusEvent(status= msg ))
332	return
333
334	self.qmin_x=float(self.qmin.GetValue())
335	self.qmax_x =float( self.qmax.GetValue())
336	self.manager._reset_schedule_problem( value=0)
337	self.manager.schedule_for_fit( value=1,page=self,fitproblem =None)
338	self.manager.set_fit_range(page= self,qmin= self.qmin_x, qmax= self.qmax_x)
339	#single fit
340	self.manager.onFit()
341
342	self.sizer5.Layout()
343	self.SetScrollbars(20,20,55,40)
344
345
346	def _on_select_model(self, event):
347	"""
348	call back for model selection
349	"""
350	self._on_select_model_helper()
351	self.set_model_param_sizer(self.model)
352	try:
353	self.compute_chisqr()
354	except:
355	## error occured on chisqr computation
356	pass
357	self.enable_disp.SetValue(False)
358	self.disable_disp.SetValue(True)
359	self._set_dipers_Param(event=None)
360
361	evt = ModelEventbox(model=self.model)
362	wx.PostEvent(self.event_owner, evt)
363
364
365	def _onparamEnter(self,event):
366	"""
367	when enter value on panel redraw model according to changed
368	"""
369	self._onparamEnter_helper()
370	self.compute_chisqr()
371
372
373	def reset_page(self, state):
374	"""
375	reset the state
376	"""
377	self.reset_page_helper(state)
378	evt = ModelEventbox(model=self.model)
379	wx.PostEvent(self.event_owner, evt)
380
381
382	def get_range(self):
383	"""
384	return the fitting range
385	"""
386	return float(self.qmin_x) , float(self.qmax_x)
387
388	def get_param_list(self):
389	"""
390	@return self.param_toFit: list containing references to TextCtrl
391	checked.Theses TextCtrl will allow reference to parameters to fit.
392	@raise: if return an empty list of parameter fit will nnote work
393	properly so raise ValueError,"missing parameter to fit"
394	"""
395	if self.param_toFit !=[]:
396	return self.param_toFit
397	else:
398	raise ValueError,"missing parameter to fit"
399
400	def onsetValues(self,chisqr, out,cov):
401	"""
402	Build the panel from the fit result
403	@param chisqr:Value of the goodness of fit metric
404	@param out:list of parameter with the best value found during fitting
405	@param cov:Covariance matrix
406
407	"""
408	self.tcChi.SetLabel(format_number(chisqr))
409	params = {}
410	is_modified = False
411	has_error = False
412	self.text2_3.Hide()
413	if self.text_disp_1 !=None:
414	self.text_disp_1.Hide()
415	#set the panel when fit result are float not list
416	if out.__class__==numpy.float64:
417	self.param_toFit[0][2].SetValue(format_number(out))
418	self.param_toFit[0][2].Refresh()
419
420	self.param_toFit[0][4].Clear()
421	self.param_toFit[0][4].Hide()
422	if cov !=None :
423	self.text2_3.Show(True)
424	if self.text_disp_1 !=None:
425	self.text_disp_1.Show(True)
426
427	self.param_toFit[0][3].Show(True)
428	self.param_toFit[0][4].Clear()
429	self.param_toFit[0][4].SetValue(format_number(cov[0]))
430	self.param_toFit[0][4].Show(True)
431	else:
432	i=0
433	j=0
434	#Set the panel when fit result are list
435	for item in self.param_toFit:
436	## reset error value to initial state
437	item[4].Clear()
438	item[4].Hide()
439	item[4].Refresh()
440	if( out != None ) and len(out)<=len(self.param_toFit)and i < len(out):
441	item[2].SetValue(format_number(self.model.getParam(item[1])))
442	item[2].Refresh()
443	if(cov !=None)and len(cov)<=len(self.param_toFit)and i < len(cov):
444	self.text2_3.Show(True)
445	if self.text_disp_1!=None:
446	self.text_disp_1.Show(True)
447	item[3].Show(True)
448	item[4].Clear()
449	for j in range(len(out)):
450	if out[j]==self.model.getParam(item[1]):
451	break
452	item[4].SetValue(format_number(cov[j]))
453	item[4].Refresh()
454	item[4].Show(True)
455	i+=1
456
457	self.sizer3.Layout()
458	self.sizer4.Layout()
459	self.SetScrollbars(20,20,200,100)
460
461
462
463	def onSmear(self, event):
464	"""
465	Create a smear object that will change the way residuals
466	are compute when fitting
467	"""
468	smear =None
469	msg=""
470	if self.enable_smearer.GetValue():
471	from DataLoader.qsmearing import smear_selection
472	smear = smear_selection( self.data )
473	if hasattr(self.data,"dxl"):
474	msg= ": Resolution smearing parameters"
475	if hasattr(self.data,"dxw"):
476	msg= ": Slit smearing parameters"
477	if smear ==None:
478	wx.PostEvent(self.manager.parent, StatusEvent(status=\
479	"Data contains no smearing information"))
480	else:
481	wx.PostEvent(self.manager.parent, StatusEvent(status=\
482	"Data contains smearing information %s"%msg))
483	## set smearing value whether or not the data contain the smearing info
484	self.manager.set_smearer(smear, qmin= float(self.qmin_x),
485	qmax= float(self.qmax_x))
486	## save the state enable smearing
487	self.save_current_state()
488
489
490	def compute_chisqr2D(self):
491	"""
492	compute chi square given a model and data 2D and set the value
493	to the tcChi txtcrl
494	"""
495	from sans.guiframe.utils import check_value
496	flag = check_value( self.qmin, self.qmax)
497	err_image = self.data.err_data
498	if err_image==[] or err_image==None:
499	err_image= numpy.zeros(len(self.data.x_bins),len(self.data.y_bins))
500
501	err_image[err_image==0]=1
502
503	res=[]
504	if flag== True:
505	try:
506	self.qmin_x = float(self.qmin.GetValue())
507	self.qmax_x = float(self.qmax.GetValue())
508	for i in range(len(self.data.x_bins)):
509	for j in range(len(self.data.y_bins)):
510	#Check the range containing data between self.qmin_x and self.qmax_x
511	value = math.pow(self.data.x_bins[i],2)+ math.pow(self.data.y_bins[j],2)
512	if value >= math.pow(self.qmin_x,2) and value <= math.pow(self.qmax_x,2):
513	temp = [self.data.x_bins[i],self.data.y_bins[j]]
514	error= err_image[j][i]
515	chisqrji = (self.data.data[j][i]- self.model.runXY(temp ))/error
516	#Vector containing residuals
517	res.append( math.pow(chisqrji,2) )
518	# compute sum of residual
519	sum=0
520	for item in res:
521	if numpy.isfinite(item):
522	sum +=item
523	self.tcChi.SetLabel(format_number(math.fabs(sum/ len(res))))
524	except:
525	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
526	"Chisqr cannot be compute: %s"% sys.exc_value))
527	return
528
529
530	def compute_chisqr(self):
531	"""
532	compute chi square given a model and data 1D and set the value
533	to the tcChi txtcrl
534	"""
535	from sans.guiframe.utils import check_value
536	flag = check_value( self.qmin, self.qmax)
537
538	if flag== True:
539	try:
540	if hasattr(self.data,"data"):
541	self.compute_chisqr2D()
542	return
543	else:
544	self.qmin_x = float(self.qmin.GetValue())
545	self.qmax_x = float(self.qmax.GetValue())
546	# return residuals within self.qmin_x and self.qmax_x
547	x,y = [numpy.asarray(v) for v in (self.data.x,self.data.y)]
548
549	if self.data.dy==None:
550	dy= numpy.zeros(len(y))
551	else:
552	dy= numpy.asarray(self.data.dy)
553	dy[dy==0]=1
554	if self.qmin_x==None and self.qmax_x==None:
555	fx =numpy.asarray([self.model.run(v) for v in x])
556	temp=(y - fx)/dy
557	res= temp*temp
558	else:
559	idx = (x>= self.qmin_x) & (x <=self.qmax_x)
560	fx = numpy.asarray([self.model.run(item)for item in x[idx ]])
561	temp=(y[idx] - fx)/dy[idx]
562	res= temp*temp
563	#sum of residuals
564	sum=0
565	for item in res:
566	if numpy.isfinite(item):
567	sum +=item
568	self.tcChi.SetLabel(format_number(math.fabs(sum/ len(res))))
569	except:
570	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
571	"Chisqr cannot be compute: %s"% sys.exc_value))
572	return
573
574
575	def select_all_param(self,event):
576	"""
577	set to true or false all checkBox given the main checkbox value cb1
578	"""
579	self.param_toFit=[]
580
581	if self.parameters !=[]:
582	if self.cb1.GetValue()==True:
583	for item in self.parameters:
584	item[0].SetValue(True)
585	self.param_toFit.append(item )
586	if len(self.fittable_param)>0:
587	for item in self.fittable_param:
588	item[0].SetValue(True)
589	self.param_toFit.append(item )
590	else:
591	for item in self.parameters:
592	item[0].SetValue(False)
593	for item in self.fittable_param:
594	item[0].SetValue(False)
595	self.param_toFit=[]
596	self.save_current_state()
597
598
599
600	def select_param(self,event):
601	"""
602	Select TextCtrl checked for fitting purpose and stores them
603	in self.param_toFit=[] list
604	"""
605	self.param_toFit=[]
606	for item in self.parameters:
607	#Select parameters to fit for list of primary parameters
608	if item[0].GetValue()==True:
609	if not (item in self.param_toFit):
610	self.param_toFit.append(item )
611	else:
612	#remove parameters from the fitting list
613	if item in self.param_toFit:
614	self.param_toFit.remove(item)
615	#Select parameters to fit for list of fittable parameters with dispersion
616	for item in self.fittable_param:
617	if item[0].GetValue()==True:
618	if not (item in self.param_toFit):
619	self.param_toFit.append(item)
620	else:
621	#remove parameters from the fitting list
622	if item in self.param_toFit:
623	self.param_toFit.remove(item)
624	#Set the value of checkbox that selected every checkbox or not
625	if len(self.parameters)+len(self.fittable_param) ==len(self.param_toFit):
626	self.cb1.SetValue(True)
627	else:
628	self.cb1.SetValue(False)
629	## save current state of the page
630	self.save_current_state()
631
632
633
634	def set_model_param_sizer(self, model):
635	"""
636	Build the panel from the model content
637	@param model: the model selected in combo box for fitting purpose
638	"""
639	self.sizer3.Clear(True)
640	self.parameters = []
641	self.param_toFit=[]
642	self.fittable_param=[]
643	self.fixed_param=[]
644
645	if model ==None:
646	self.sizer3.Layout()
647	self.SetScrollbars(20,20,200,100)
648	return
649	## the panel is drawn using the current value of the fit engine
650	if self.engine_type==None and self.manager !=None:
651	self.engine_type= self.manager._return_engine_type()
652
653	box_description= wx.StaticBox(self, -1,str("Model Parameters"))
654	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
655	sizer = wx.GridBagSizer(5,5)
656	## save the current model
657	self.model = model
658
659	keys = self.model.getParamList()
660	#list of dispersion paramaters
661	self.disp_list=self.model.getDispParamList()
662
663	keys.sort()
664
665	iy = 1
666	ix = 0
667	self.cb1 = wx.CheckBox(self, -1,"Select all", (10, 10))
668	wx.EVT_CHECKBOX(self, self.cb1.GetId(), self.select_all_param)
669	self.cb1.SetValue(False)
670
671	sizer.Add(self.cb1,(iy, ix),(1,1),\
672	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
673	ix +=1
674	self.text2_2 = wx.StaticText(self, -1, 'Values')
675	sizer.Add(self.text2_2,(iy, ix),(1,1),\
676	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
677	ix +=2
678	self.text2_3 = wx.StaticText(self, -1, 'Errors')
679	sizer.Add(self.text2_3,(iy, ix),(1,1),\
680	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
681	self.text2_3.Hide()
682	ix +=1
683	self.text2_min = wx.StaticText(self, -1, 'Min')
684	sizer.Add(self.text2_min,(iy, ix),(1,1),\
685	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
686	self.text2_min.Hide()
687	ix +=1
688	self.text2_max = wx.StaticText(self, -1, 'Max')
689	sizer.Add(self.text2_max,(iy, ix),(1,1),\
690	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
691	self.text2_max.Hide()
692	ix += 1
693	self.text2_4 = wx.StaticText(self, -1, 'Units')
694	sizer.Add(self.text2_4,(iy, ix),(1,1),\
695	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
696	self.text2_4.Hide()
697	if self.engine_type=="park":
698	self.text2_max.Show(True)
699	self.text2_min.Show(True)
700
701	for item in keys:
702	if not item in self.disp_list:
703	iy += 1
704	ix = 0
705	## add parameters name with checkbox for selecting to fit
706	cb = wx.CheckBox(self, -1, item )
707	cb.SetValue(False)
708	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
709	sizer.Add( cb,( iy, ix),(1,1),
710	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
711	## add parameter value
712	ix += 1
713	value= self.model.getParam(item)
714	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20),
715	style=wx.TE_PROCESS_ENTER)
716
717	ctl1.SetValue(format_number(value))
718	ctl1.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
719	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
720	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
721	sizer.Add(ctl1, (iy,ix),(1,1), wx.EXPAND)
722	## text to show error sign
723	ix += 1
724	text2=wx.StaticText(self, -1, '+/-')
725	sizer.Add(text2,(iy, ix),(1,1),\
726	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
727	text2.Hide()
728	## txtcrtl to add error from fit
729	ix += 1
730	ctl2 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
731	sizer.Add(ctl2, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
732	ctl2.Hide()
733
734	param_min, param_max= self.model.details[item][1:]
735	ix += 1
736	ctl3 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH/2,20), style=wx.TE_PROCESS_ENTER)
737	ctl3.SetValue(format_number(param_min))
738	ctl3.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
739	ctl3.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
740	ctl3.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
741	sizer.Add(ctl3, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
742	ctl3.Hide()
743
744	ix += 1
745	ctl4 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH/2,20), style=wx.TE_PROCESS_ENTER)
746	ctl4.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
747	ctl4.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
748	ctl4.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
749	sizer.Add(ctl4, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
750	ctl4.SetValue(format_number(param_max))
751	ctl4.Hide()
752
753	if self.engine_type=="park":
754	ctl3.Show(True)
755	ctl4.Show(True)
756
757	ix +=1
758	# Units
759	try:
760	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
761	except:
762	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
763	sizer.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
764
765	##[cb state, name, value, "+/-", error of fit, min, max , units]
766	self.parameters.append([cb,item, ctl1,
767	text2,ctl2, ctl3, ctl4,None])
768
769	iy+=1
770	sizer.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
771
772	#Display units text on panel
773	for item in keys:
774	if self.model.details[item][0]!='':
775	self.text2_4.Show()
776	break
777	else:
778	self.text2_4.Hide()
779
780	boxsizer1.Add(sizer)
781
782	self.sizer3.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
783	self.sizer3.Layout()
784	self.SetScrollbars(20,20,200,100)
785
786
787
788
789	class HelpWindow(wx.Frame):
790	def __init__(self, parent, id, title):
791	wx.Frame.__init__(self, parent, id, title, size=(570, 400))
792
793	from sans.models.CylinderModel import CylinderModel
794	model = CylinderModel()
795
796	from danse.common.plottools.plottables import Data1D
797	data= Data1D(x=[1,2], y=[3,4], dy=[0.1, 0,1])
798
799	from fitpanel import PageInfo
800	myinfo = PageInfo(self, model, data=data )
801
802	## add data
803
804	from models import ModelList
805	mylist= ModelList()
806
807	from sans.models.SphereModel import SphereModel
808	from sans.models.SquareWellStructure import SquareWellStructure
809	from sans.models.DebyeModel import DebyeModel
810	from sans.models.LineModel import LineModel
811	name= "shapes"
812	list1= [SphereModel]
813	mylist.set_list( name, list1)
814
815	name= "Shape-independent"
816	list1= [DebyeModel]
817	mylist.set_list( name, list1)
818
819	name= "Structure Factors"
820	list1= [SquareWellStructure]
821	mylist.set_list( name, list1)
822
823	name= "Added models"
824	list1= [LineModel]
825	mylist.set_list( name, list1)
826
827	myinfo.model_list_box = mylist.get_list()
828
829	self.page = FitPage(self, myinfo)
830
831
832
833	self.Centre()
834	self.Show(True)
835
836
837
838	if __name__=="__main__":
839	app = wx.App()
840	HelpWindow(None, -1, 'HelpWindow')
841	app.MainLoop()
842

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SasView

source: sasview/sansview/perspectives/fitting/fitpage.py @ 9cb364a

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