basepage.py @ 60d6c23

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 60d6c23 was 60d6c23, checked in by Gervaise Alina <gervyh@…>, 15 years ago
add 1 to compute chsig panel
Property mode set to `100644`
File size: 48.3 KB

Line
1
2	import sys
3	import wx
4	import numpy
5	import time
6
7	from sans.guiframe.utils import format_number
8	from sans.guicomm.events import StatusEvent
9	import pagestate
10	from pagestate import PageState
11	(PageInfoEvent, EVT_PAGE_INFO) = wx.lib.newevent.NewEvent()
12	_BOX_WIDTH = 80
13
14	class BasicPage(wx.ScrolledWindow):
15	"""
16	This class provide general structure of fitpanel page
17	"""
18	## Internal name for the AUI manager
19	window_name = "Basic Page"
20	## Title to appear on top of the window
21	window_caption = "Basic page "
22
23	def __init__(self,parent, page_info):
24	wx.ScrolledWindow.__init__(self, parent)
25	##window_name
26	self.window_name = page_info.window_name
27	##window_caption
28	self.window_caption = page_info.window_caption
29	## parent of the page
30	self.parent = parent
31	## manager is the fitting plugin
32	self.manager= page_info.manager
33	## owner of the page (fitting plugin)
34	self.event_owner= page_info.event_owner
35	## current model
36	self.model = page_info.model
37	## data
38	self.data = page_info.data
39	## dictionary containing list of models
40	self.model_list_box = page_info.model_list_box
41	## Data member to store the dispersion object created
42	self._disp_obj_dict = {}
43	## selected parameters to apply dispersion
44	self.disp_cb_dict ={}
45	##list of model parameters. each item must have same length
46	## each item related to a given parameters
47	##[cb state, name, value, "+/-", error of fit, min, max , units]
48	self.parameters=[]
49	## list of parameters to fit , must be like self.parameters
50	self.param_toFit=[]
51	## list of looking like parameters but with non fittable parameters info
52	self.fixed_param=[]
53	## list of looking like parameters but with fittable parameters info
54	self.fittable_param=[]
55	##list of dispersion parameters
56	self.disp_list=[]
57	if self.model !=None:
58	self.disp_list= self.model.getDispParamList()
59	##enable model 2D draw
60	self.enable2D= False
61	## check that the fit range is correct to plot the model again
62	self.fitrange= True
63	## Q range
64	self.qmin_x= 0.001
65	self.qmax_x= 0.13
66	self.num_points= 100
67	## Create memento to save the current state
68
69	self.state= PageState(parent= self.parent,model=self.model, data=self.data)
70
71	## retrieve saved state
72	self.number_saved_state= 0
73	## dictionary of saved state
74	self.saved_states={}
75	self.slicerpop = wx.Menu()
76
77	## save initial state on context menu
78	self.onSave(event=None)
79	self.Bind(wx.EVT_CONTEXT_MENU, self.onContextMenu)
80
81	## create the basic structure of the panel with empty sizer
82	self.define_page_structure()
83	## drawing Initial dispersion parameters sizer
84	self.set_dispers_sizer()
85	self._fill_save_sizer()
86	## layout
87	self.set_layout()
88
89
90	def onContextMenu(self, event):
91	"""
92	Retrieve the state selected state
93	"""
94	pos = event.GetPosition()
95	pos = self.ScreenToClient(pos)
96	self.PopupMenu(self.slicerpop, pos)
97
98
99
100	def define_page_structure(self):
101	"""
102	Create empty sizer for a panel
103	"""
104	self.vbox = wx.BoxSizer(wx.VERTICAL)
105	self.sizer0 = wx.BoxSizer(wx.VERTICAL)
106	self.sizer1 = wx.BoxSizer(wx.VERTICAL)
107	self.sizer2 = wx.BoxSizer(wx.VERTICAL)
108	self.sizer3 = wx.BoxSizer(wx.VERTICAL)
109	self.sizer4 = wx.BoxSizer(wx.VERTICAL)
110	self.sizer5 = wx.BoxSizer(wx.VERTICAL)
111	self.sizer6 = wx.BoxSizer(wx.VERTICAL)
112
113	self.sizer0.SetMinSize((375,-1))
114	self.sizer1.SetMinSize((375,-1))
115	self.sizer2.SetMinSize((375,-1))
116	self.sizer3.SetMinSize((375,-1))
117	self.sizer4.SetMinSize((375,-1))
118	self.sizer5.SetMinSize((375,-1))
119	self.sizer6.SetMinSize((375,-1))
120
121	self.vbox.Add(self.sizer0)
122	self.vbox.Add(self.sizer1)
123	self.vbox.Add(self.sizer2)
124	self.vbox.Add(self.sizer3)
125	self.vbox.Add(self.sizer4)
126	self.vbox.Add(self.sizer5)
127	self.vbox.Add(self.sizer6)
128
129
130	def set_layout(self):
131	"""
132	layout
133	"""
134	self.vbox.Layout()
135	self.vbox.Fit(self)
136	self.SetSizer(self.vbox)
137
138	self.set_scroll()
139	self.Centre()
140
141
142	def set_scroll(self):
143	self.SetScrollbars(20,20,200,100)
144	self.Layout()
145	self.SetAutoLayout(True)
146
147
148	def set_owner(self,owner):
149	"""
150	set owner of fitpage
151	@param owner: the class responsible of plotting
152	"""
153	self.event_owner = owner
154	self.state.event_owner = owner
155
156	def set_manager(self, manager):
157	"""
158	set panel manager
159	@param manager: instance of plugin fitting
160	"""
161	self.manager = manager
162	self.state.manager = manager
163
164	def populate_box(self, dict):
165	"""
166	Store list of model
167	@param dict: dictionary containing list of models
168	"""
169	self.model_list_box = dict
170	self.state.model_list_box = self.model_list_box
171
172
173
174	def set_dispers_sizer(self):
175	"""
176	fill sizer containing dispersity info
177	"""
178	self.sizer4.Clear(True)
179	name="Polydispersity and Orientational Distribution"
180	box_description= wx.StaticBox(self, -1,name)
181	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
182	#----------------------------------------------------
183	self.disable_disp = wx.RadioButton(self, -1, 'Off', (10, 10), style=wx.RB_GROUP)
184	self.enable_disp = wx.RadioButton(self, -1, 'On', (10, 30))
185	## saving the state of enable dispersity button
186	self.state.enable_disp= self.enable_disp.GetValue()
187
188	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.disable_disp.GetId())
189	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.enable_disp.GetId())
190
191	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
192	sizer_dispersion.Add((20,20))
193	name=""#Polydispersity and \nOrientational Distribution "
194	sizer_dispersion.Add(wx.StaticText(self,-1,name))
195	sizer_dispersion.Add(self.enable_disp )
196	sizer_dispersion.Add((20,20))
197	sizer_dispersion.Add(self.disable_disp )
198	sizer_dispersion.Add((10,10))
199
200	## fill a sizer with the combobox to select dispersion type
201	sizer_select_dispers = wx.BoxSizer(wx.HORIZONTAL)
202	self.model_disp = wx.StaticText(self, -1, 'Distribution Function ')
203
204	import sans.models.dispersion_models
205	self.polydisp= sans.models.dispersion_models.models
206	self.disp_box = wx.ComboBox(self, -1)
207
208	for key in self.polydisp.iterkeys():
209	name = str(key.__name__)
210	if name=="ArrayDispersion":
211	# Remove the option until the rest of the code is ready for it
212	self.disp_box.Append("Select customized Model",key)
213
214	else:
215	self.disp_box.Append(name,key)
216	self.disp_box.SetSelection(0)
217
218	wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp)
219
220	sizer_select_dispers.Add((10,10))
221	sizer_select_dispers.Add(self.model_disp)
222	sizer_select_dispers.Add(self.disp_box)
223	sizer_select_dispers.Add((10,10))
224	self.model_disp.Hide()
225	self.disp_box.Hide()
226
227	boxsizer1.Add( sizer_dispersion )
228	boxsizer1.Add( (10,10) )
229	boxsizer1.Add( sizer_select_dispers )
230	self.sizer4_4 = wx.GridBagSizer(5,5)
231	boxsizer1.Add( self.sizer4_4 )
232	#-----------------------------------------------------
233	self.sizer4.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
234	self.sizer4_4.Layout()
235	self.sizer4.Layout()
236	self.Layout()
237	self.SetScrollbars(20,20,200,100)
238	self.Refresh()
239
240
241	def select_disp_angle(self, event):
242	"""
243	Event for when a user select a parameter to average over.
244	@param event: check box event
245	"""
246
247
248	# Go through the list of dispersion check boxes to identify which one has changed
249	for p in self.disp_cb_dict:
250	# Catch which one of the box was just checked or unchecked.
251	if event.GetEventObject() == self.disp_cb_dict[p]:
252
253
254	if self.disp_cb_dict[p].GetValue() == True:
255	# The user wants this parameter to be averaged.
256	# Pop up the file selection dialog.
257	path = self._selectDlg()
258
259	# If nothing was selected, just return
260	if path is None:
261	self.disp_cb_dict[p].SetValue(False)
262	return
263
264	try:
265	values,weights = self.read_file(path)
266	except:
267	msg="Could not read input file"
268	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
269	return
270
271	# If any of the two arrays is empty, notify the user that we won't
272	# proceed
273	if values is None or weights is None:
274	wx.PostEvent(self.parent.parent, StatusEvent(status=\
275	"The loaded %s distrubtion is corrupted or empty" % p))
276	return
277
278	# Tell the user that we are about to apply the distribution
279	wx.PostEvent(self.parent.parent, StatusEvent(status=\
280	"Applying loaded %s distribution: %s" % (p, path)))
281
282	# Create the dispersion objects
283	from sans.models.dispersion_models import ArrayDispersion
284	disp_model = ArrayDispersion()
285	disp_model.set_weights(values, weights)
286	# Store the object to make it persist outside the scope of this method
287	#TODO: refactor model to clean this up?
288	self._disp_obj_dict[p] = disp_model
289
290	# Set the new model as the dispersion object for the selected parameter
291	self.model.set_dispersion(p, disp_model)
292
293	else:
294	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
295	self._reset_dispersity()
296
297	## Redraw the model
298	self._draw_model()
299	return
300
301
302	def onResetModel(self, event):
303	"""
304	Reset model state
305	"""
306	## post help message for the selected model
307	msg = self.slicerpop.GetHelpString(event.GetId())
308	msg +=" reloaded"
309	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
310
311	name= self.slicerpop.GetLabel(event.GetId())
312	if name in self.saved_states.keys():
313	previous_state = self.saved_states[name]
314	self.reset_page(previous_state)
315
316
317	def onSave(self, event):
318	"""
319	save history of the data and model
320	"""
321	if self.model==None:
322	return
323	if hasattr(self,"enable_disp"):
324	self.state.enable_disp = self.enable_disp.GetValue()
325	if hasattr(self, "disp_box"):
326	self.state.disp_box = self.disp_box.GetSelection()
327
328	self.state.model = self.model.clone()
329	new_state = self.state.clone()
330
331	##Add model state on context menu
332	self.number_saved_state += 1
333	name= self.model.name+"[%g]"%self.number_saved_state
334	self.saved_states[name]= new_state
335
336	## Add item in the context menu
337	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.gmtime()
338	my_time= str(hour)+"hrs "+str(minute)+"min "+str(second)+"s"
339	date= str( month)+"\|"+str(day)+"\|"+str(year)
340	msg= "Model saved at %s on %s"%(my_time, date)
341	## post help message for the selected model
342	msg +=" Saved! right click on this page to retrieve this model"
343	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
344
345	id = wx.NewId()
346	self.slicerpop.Append(id,name,str(msg))
347	wx.EVT_MENU(self, id, self.onResetModel)
348
349	def onSetFocus(self, evt):
350	"""
351	highlight the current textcrtl and hide the error text control shown
352	after fitting
353	"""
354
355	if hasattr(self,"text2_3"):
356	self.text2_3.Hide()
357	if len(self.parameters)>0:
358	for item in self.parameters:
359	## hide statictext +/-
360	if item[3]!=None:
361	item[3].Hide()
362	## hide textcrtl for error after fit
363	if item[4]!=None:
364	item[4].Clear()
365	item[4].Hide()
366	if len(self.fittable_param)>0:
367	for item in self.fittable_param:
368	## hide statictext +/-
369	if item[3]!=None:
370	item[3].Hide()
371	## hide textcrtl for error after fit
372	if item[4]!=None:
373	item[4].Clear()
374	item[4].Hide()
375	self.Layout()
376	# Get a handle to the TextCtrl
377	widget = evt.GetEventObject()
378	# Select the whole control, after this event resolves
379	wx.CallAfter(widget.SetSelection, -1,-1)
380	return
381
382
383	def read_file(self, path):
384	"""
385	Read two columns file
386	@param path: the path to the file to read
387	"""
388	try:
389	if path==None:
390	wx.PostEvent(self.parent.parent, StatusEvent(status=\
391	" Selected Distribution was not loaded: %s"%path))
392	return None, None
393	input_f = open(path, 'r')
394	buff = input_f.read()
395	lines = buff.split('\n')
396
397	angles = []
398	weights=[]
399	for line in lines:
400	toks = line.split()
401	if len(toks)==2:
402	try:
403	angle = float(toks[0])
404	weight = float(toks[1])
405	except:
406	# Skip non-data lines
407	pass
408	angles.append(angle)
409	weights.append(weight)
410	return numpy.array(angles), numpy.array(weights)
411	except:
412	raise
413
414
415	def createMemento(self):
416	"""
417	return the current state of the page
418	"""
419	return self.state.clone()
420
421
422	def save_current_state(self):
423	"""
424	Store current state
425	"""
426	if self.model!= None:
427	self.state.model = self.model.clone()
428	self.state.save_data(self.data)
429
430	if hasattr(self,"cb1"):
431	self.state.cb1= self.cb1.GetValue()
432
433	if hasattr(self,"enable_disp"):
434	self.state.enable_disp= self.enable_disp.GetValue()
435
436	if hasattr(self,"enable_smearer"):
437	self.state.enable_smearer = self.enable_smearer.GetValue()
438
439	if hasattr(self,"disp_box"):
440	self.state.disp_box = self.disp_box.GetCurrentSelection()
441	self._save_plotting_range()
442
443	## save checkbutton state and txtcrtl values
444	self.state.parameters=[]
445	self.state.fittable_param=[]
446	self.state.fixed_param=[]
447	self._copy_parameters_state(self.parameters, self.state.parameters)
448	self._copy_parameters_state(self.fittable_param, self.state.fittable_param)
449	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
450
451	## post state to fit panel
452	event = PageInfoEvent(page = self)
453	wx.PostEvent(self.parent, event)
454
455
456	def reset_page_helper(self, state):
457	"""
458	Use page_state and change the state of existing page
459	"""
460	self.state = state.clone()
461	self.model= self.state.model
462	self.data = self.state.data
463
464	##model parameter values restore
465	self._set_model_sizer_selection( self.model )
466	self.set_model_param_sizer(self.model)
467
468	## display dispersion info layer
469	self.enable_disp.SetValue(self.state.enable_disp)
470	if hasattr(self, "disp_box"):
471	self.disp_box.SetSelection(self.state.disp_box)
472	self._set_dipers_Param(event=None)
473
474	## smearing info restore
475	if hasattr(self,"enable_smearer"):
476	self.enable_smearer.SetValue(state.enable_smearer)
477
478	##plotting range restore
479	self._reset_plotting_range()
480	## reset context menu items
481	self._reset_context_menu()
482	## reset state of checkbox,textcrtl and parameters value
483	if hasattr(self, "cb1"):
484	self.cb1.SetValue(self.state.cb1)
485	self._reset_parameters_state(self.parameters,state.parameters)
486	self._reset_parameters_state(self.fittable_param,state.fittable_param)
487	self._reset_parameters_state(self.fixed_param,state.fixed_param)
488
489	## draw the model with previous parameters value
490	self._draw_model()
491
492
493
494
495
496	def _selectDlg(self):
497	"""
498	open a dialog file to selected the customized dispersity
499	"""
500	import os
501	dlg = wx.FileDialog(self, "Choose a weight file", os.getcwd(), "", ".", wx.OPEN)
502	path = None
503	if dlg.ShowModal() == wx.ID_OK:
504	path = dlg.GetPath()
505	dlg.Destroy()
506	return path
507
508
509	def _reset_context_menu(self):
510	"""
511	reset the context menu
512	"""
513	for name, state in self.state.saved_states.iteritems():
514	self.number_saved_state += 1
515	## Add item in the context menu
516	id = wx.NewId()
517	self.slicerpop.Append(id,name, 'Save model and state %g'%self.number_saved_state)
518	wx.EVT_MENU(self, id, self.onResetModel)
519
520	def _reset_plotting_range(self):
521	"""
522	Reset the plotting range to a given state
523	"""
524
525	self.qmin.SetValue(format_number(self.state.qmin))
526	self.qmax.SetValue(format_number(self.state.qmax))
527	if self.state.npts!=None:
528	self.npts.SetValue(format_number(self.state.npts))
529	self.num_points = float(self.state.npts)
530
531	self.qmin_x = float(self.qmin.GetValue())
532	self.qmax_x = float(self.qmax.GetValue())
533
534
535	def _save_plotting_range(self ):
536	"""
537	save the state of plotting range
538	"""
539	self.state.qmin = self.qmin_x
540	self.state.qmax = self.qmax_x
541	if self.npts!=None:
542	self.state.npts= self.num_points
543
544
545	def _onparamEnter_helper(self):
546	"""
547	check if values entered by the user are changed and valid to replot
548	model
549	use : _check_value_enter
550	"""
551	if self.model !=None:
552	## save current state
553	self.save_current_state()
554	# Flag to register when a parameter has changed.
555	is_modified = False
556	is_modified =self._check_value_enter( self.fittable_param ,is_modified)
557	is_modified =self._check_value_enter( self.fixed_param ,is_modified)
558	is_modified =self._check_value_enter( self.parameters ,is_modified)
559
560
561	self.Layout()
562	# Here we should check whether the boundaries have been modified.
563	# If qmin and qmax have been modified, update qmin and qmax and
564	# set the is_modified flag to True
565	from sans.guiframe.utils import check_value
566	if check_value( self.qmin, self.qmax):
567	if float(self.qmin.GetValue()) != self.qmin_x:
568	self.qmin_x = float(self.qmin.GetValue())
569	is_modified = True
570	if float(self.qmax.GetValue()) != self.qmax_x:
571	self.qmax_x = float(self.qmax.GetValue())
572	is_modified = True
573	self.fitrange = True
574	else:
575	self.fitrange = False
576	if self.npts != None:
577	if float(self.npts.GetValue()) != self.num_points:
578	self.num_points = float(self.npts.GetValue())
579	is_modified = True
580
581
582	## if any value is modify draw model with new value
583	if is_modified:
584	self._draw_model()
585
586
587	def _reset_parameters_state(self, listtorestore,statelist):
588	"""
589	Reset the parameters at the given state
590	"""
591	if len(statelist)==0 or len(listtorestore)==0 :
592	return
593	if len(statelist)!= len(listtorestore) :
594	return
595	for j in range(len(listtorestore)):
596	item_page = listtorestore[j]
597	item_page_info = statelist[j]
598	##change the state of the check box for simple parameters
599	if item_page[0]!=None:
600	item_page[0].SetValue(item_page_info[0])
601
602	if item_page[2]!=None:
603	item_page[2].SetValue(item_page_info[2])
604
605	if item_page[3]!=None:
606	## show or hide text +/-
607	if item_page_info[2]:
608	item_page[3].Show(True)
609	else:
610	item_page[3].Hide()
611	if item_page[4]!=None:
612	## show of hide the text crtl for fitting error
613	if item_page_info[4][0]:
614	item_page[4].Show(True)
615	item_page[4].SetValue(item_page_info[4][1])
616	else:
617	item_page[3].Hide()
618	if item_page[5]!=None:
619	## show of hide the text crtl for fitting error
620	if item_page_info[5][0]:
621	item_page[5].Show(True)
622	item_page[5].SetValue(item_page_info[4][1])
623	else:
624	item_page[5].Hide()
625
626	if item_page[6]!=None:
627	## show of hide the text crtl for fitting error
628	if item_page_info[6][0]:
629	item_page[6].Show(True)
630	item_page[6].SetValue(item_page_info[6][1])
631	else:
632	item_page[6].Hide()
633
634
635	def _copy_parameters_state(self, listtocopy, statelist):
636	"""
637	copy the state of button
638	@param listtocopy: the list of check button to copy
639	@param statelist: list of state object to store the current state
640	"""
641	if len(listtocopy)==0:
642	return
643
644	for item in listtocopy:
645	checkbox_state = None
646	if item[0]!= None:
647	checkbox_state= item[0].GetValue()
648	parameter_name = item[1]
649	parameter_value = None
650	if item[2]!=None:
651	parameter_value = item[2].GetValue()
652	static_text = None
653	if item[3]!=None:
654	static_text = item[3].IsShown()
655	error_value = None
656	error_state = None
657	if item[4]!= None:
658	error_value = item[4].GetValue()
659	error_state = item[4].IsShown()
660
661	min_value = None
662	min_state = None
663	if item[5]!= None:
664	min_value = item[5].GetValue()
665	min_state = item[5].IsShown()
666
667	max_value = None
668	max_state = None
669	if item[6]!= None:
670	max_value = item[6].GetValue()
671	max_state = item[6].IsShown()
672
673	statelist.append([checkbox_state, parameter_name, parameter_value,
674	static_text ,[error_state,error_value],
675	[min_state,min_value],[max_state , max_value],None])
676
677
678
679	def _set_model_sizer_selection(self, model):
680	"""
681	Display the sizer according to the type of the current model
682	"""
683	if hasattr(model ,"model2"):
684
685	class_name= model.model2.__class__
686	name= model.model2.name
687	flag= name != "NoStructure"
688	if flag and (class_name in self.model_list_box["Structure Factors"]):
689	self.structurebox.Enable()
690	items = self.structurebox.GetItems()
691	self.sizer1.Layout()
692	self.SetScrollbars(20,20,200,100)
693	for i in range(len(items)):
694	if items[i]== str(name):
695	self.structurebox.SetSelection(i)
696	break
697
698	if hasattr(model ,"model1"):
699	class_name = model.model1.__class__
700	name = model.model1.name
701	self.formfactorbox.Clear()
702
703	for k, list in self.model_list_box.iteritems():
704	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
705	self.shape_rbutton.SetValue(True)
706	## fill the form factor list with new model
707	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
708	items = self.formfactorbox.GetItems()
709	## set comboxbox to the selected item
710	for i in range(len(items)):
711	if items[i]== str(name):
712	self.formfactorbox.SetSelection(i)
713	break
714	return
715	elif k == "Shape-Independent":
716	self.shape_indep_rbutton.SetValue(True)
717	elif k == "Structure Factors":
718	self.struct_rbutton.SetValue(True)
719	else:
720	self.plugin_rbutton.SetValue(True)
721
722	if class_name in list:
723	## fill the form factor list with new model
724	self._populate_box(self.formfactorbox, list)
725	items = self.formfactorbox.GetItems()
726	## set comboxbox to the selected item
727	for i in range(len(items)):
728	if items[i]== str(name):
729	self.formfactorbox.SetSelection(i)
730	break
731	break
732	else:
733	## Select the model from the combobox
734	class_name = model.__class__
735	name = model.name
736	self.formfactorbox.Clear()
737	items = self.formfactorbox.GetItems()
738
739	for k, list in self.model_list_box.iteritems():
740	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
741
742	if class_name in self.model_list_box["P(Q)*S(Q)"]:
743	self.structurebox.Enable()
744	else:
745	self.structurebox.Disable()
746	self.structurebox.SetSelection(0)
747
748	self.shape_rbutton.SetValue(True)
749	## fill the form factor list with new model
750	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
751	items = self.formfactorbox.GetItems()
752	## set comboxbox to the selected item
753	for i in range(len(items)):
754	if items[i]== str(name):
755	self.formfactorbox.SetSelection(i)
756	break
757	return
758	elif k == "Shape-Independent":
759	self.shape_indep_rbutton.SetValue(True)
760	elif k == "Structure Factors":
761	self.struct_rbutton.SetValue(True)
762	else:
763	self.plugin_rbutton.SetValue(True)
764	if class_name in list:
765	self.structurebox.SetSelection(0)
766	self.structurebox.Disable()
767	## fill the form factor list with new model
768	self._populate_box(self.formfactorbox, list)
769	items = self.formfactorbox.GetItems()
770	## set comboxbox to the selected item
771	for i in range(len(items)):
772	if items[i]== str(name):
773	self.formfactorbox.SetSelection(i)
774	break
775	break
776
777
778	def _draw_model(self):
779	"""
780	Method to draw or refresh a plotted model.
781	The method will use the data member from the model page
782	to build a call to the fitting perspective manager.
783
784	[Note to coder: This way future changes will be done in only one place.]
785	"""
786	if self.model !=None:
787	self.manager.draw_model(self.model, data=self.data,
788	qmin=float(self.qmin_x), qmax=float(self.qmax_x),
789	qstep= float(self.num_points),
790	enable2D=self.enable2D)
791
792	def _set_model_sizer(self, sizer, title="", object=None):
793	"""
794	Use lists to fill a sizer for model info
795	"""
796
797	sizer.Clear(True)
798	box_description= wx.StaticBox(self, -1,str(title))
799	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
800	#--------------------------------------------------------
801	self.shape_rbutton = wx.RadioButton(self, -1, 'Shapes', style=wx.RB_GROUP)
802	self.shape_indep_rbutton = wx.RadioButton(self, -1, "Shape-Independent")
803	self.struct_rbutton = wx.RadioButton(self, -1, "Structure Factor ")
804	self.plugin_rbutton = wx.RadioButton(self, -1, "Customized Models")
805
806	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
807	id= self.shape_rbutton.GetId() )
808	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
809	id= self.shape_indep_rbutton.GetId() )
810	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
811	id= self.struct_rbutton.GetId() )
812	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
813	id= self.plugin_rbutton.GetId() )
814
815
816	sizer_radiobutton = wx.GridSizer(2, 2,5, 5)
817	sizer_radiobutton.Add(self.shape_rbutton)
818	sizer_radiobutton.Add(self.shape_indep_rbutton)
819	sizer_radiobutton.Add(self.plugin_rbutton)
820	sizer_radiobutton.Add(self.struct_rbutton)
821
822	sizer_selection = wx.BoxSizer(wx.HORIZONTAL)
823
824	self.text1 = wx.StaticText( self,-1,"" )
825	self.text2 = wx.StaticText( self,-1,"P(Q)*S(Q)" )
826
827
828	self.formfactorbox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
829	if self.model!=None:
830	self.formfactorbox.SetValue(self.model.name)
831
832
833	self.structurebox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
834	wx.EVT_COMBOBOX(self.formfactorbox,-1, self._on_select_model)
835	wx.EVT_COMBOBOX(self.structurebox,-1, self._on_select_model)
836
837
838
839	## fill combox box
840	if len(self.model_list_box)>0:
841	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
842
843	if len(self.model_list_box)>0:
844	self._populate_box( self.structurebox,
845	self.model_list_box["Structure Factors"])
846	self.structurebox.Insert("None", 0,None)
847	self.structurebox.SetSelection(0)
848	self.structurebox.Disable()
849
850	if self.model.__class__ in self.model_list_box["P(Q)*S(Q)"]:
851	self.structurebox.Enable()
852
853
854	## check model type to show sizer
855	if self.model !=None:
856	self._set_model_sizer_selection( self.model )
857
858	sizer_selection.Add(self.text1)
859	sizer_selection.Add((5,5))
860	sizer_selection.Add(self.formfactorbox)
861	sizer_selection.Add((5,5))
862	sizer_selection.Add(self.text2)
863	sizer_selection.Add((5,5))
864	sizer_selection.Add(self.structurebox)
865	sizer_selection.Add((5,5))
866
867	boxsizer1.Add( sizer_radiobutton )
868	boxsizer1.Add( (20,20))
869	boxsizer1.Add( sizer_selection )
870	if object !=None:
871	boxsizer1.Add( (20,20))
872	boxsizer1.Add( object )
873	#--------------------------------------------------------
874	sizer.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
875	sizer.Layout()
876	self.SetScrollbars(20,20,200,100)
877
878
879	def _show_combox(self, event):
880	"""
881	Show combox box associate with type of model selected
882	"""
883	## Don't want to populate combo box again if the event comes from check box
884	if self.shape_rbutton.GetValue()and\
885	event.GetEventObject()==self.shape_rbutton:
886	##fill the combobox with form factor list
887	self.structurebox.SetSelection(0)
888	self.structurebox.Disable()
889	self.formfactorbox.Clear()
890	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
891
892	if self.shape_indep_rbutton.GetValue()and\
893	event.GetEventObject()==self.shape_indep_rbutton:
894	##fill the combobox with shape independent factor list
895	self.structurebox.SetSelection(0)
896	self.structurebox.Disable()
897	self.formfactorbox.Clear()
898	self._populate_box( self.formfactorbox,
899	self.model_list_box["Shape-Independent"])
900
901	if self.struct_rbutton.GetValue() and\
902	event.GetEventObject()==self.struct_rbutton:
903	##fill the combobox with structure factor list
904	self.structurebox.SetSelection(0)
905	self.structurebox.Disable()
906	self.formfactorbox.Clear()
907	self._populate_box( self.formfactorbox,
908	self.model_list_box["Structure Factors"])
909
910	if self.plugin_rbutton.GetValue()and\
911	event.GetEventObject()==self.plugin_rbutton:
912
913	##fill the combobox with form factor list
914	self.structurebox.Disable()
915	self.formfactorbox.Clear()
916	self._populate_box( self.formfactorbox,
917	self.model_list_box["Customized Models"])
918
919	self._on_select_model(event=None)
920	self.sizer4_4.Layout()
921	self.sizer4.Layout()
922	self.Layout()
923	self.Refresh()
924	self.SetScrollbars(20,20,200,100)
925
926	def _populate_box(self, combobox, list):
927	"""
928	fill combox box with dict item
929	@param list: contains item to fill the combox
930	item must model class
931	"""
932	for models in list:
933	model= models()
934	name = model.__class__.__name__
935	if models.__name__!="NoStructure":
936	if hasattr(model, "name"):
937	name = model.name
938	combobox.Append(name,models)
939	try:
940
941	combobox.SetSelection(0)
942
943	except:
944	pass
945
946	return 0
947
948
949	def _on_select_model_helper(self):
950	"""
951	call back for model selection
952	"""
953	## reset dictionary containing reference to dispersion
954	self._disp_obj_dict = {}
955	self.disp_cb_dict ={}
956	f_id = self.formfactorbox.GetCurrentSelection()
957	form_factor = self.formfactorbox.GetClientData( f_id )
958	if not form_factor in self.model_list_box["multiplication"]:
959	self.structurebox.Disable()
960	self.structurebox.SetSelection(0)
961	else:
962	self.structurebox.Enable()
963
964	s_id = self.structurebox.GetCurrentSelection()
965	struct_factor = self.structurebox.GetClientData( s_id )
966
967	if struct_factor !=None:
968	from sans.models.MultiplicationModel import MultiplicationModel
969	self.model= MultiplicationModel(form_factor(),struct_factor())
970	else:
971	self.model= form_factor()
972
973	## post state to fit panel
974	self.save_current_state()
975	self.sizer4_4.Layout()
976	self.sizer4.Layout()
977	self.Layout()
978	self.SetScrollbars(20,20,200,100)
979	self.Refresh()
980
981
982
983	def _onparamEnter(self,event):
984	"""
985	when enter value on panel redraw model according to changed
986	"""
987	self._onparamEnter_helper()
988
989
990	def _check_value_enter(self, list, modified):
991	"""
992	@param list: model parameter and panel info
993	each item of the list should be as follow:
994	item=[cb state, name, value, "+/-", error of fit, min, max , units]
995	"""
996	is_modified = modified
997	if len(list)==0:
998	return is_modified
999	for item in list:
1000	try:
1001	name = str(item[1])
1002	if hasattr(self,"text2_3"):
1003	self.text2_3.Hide()
1004	## check model parameters range
1005	## check minimun value
1006	param_min= None
1007	param_max= None
1008	if item[5]!= None:
1009	if format_number(item[5].GetValue())!="NaN":
1010	param_min = float(item[5].GetValue())
1011
1012	## check maximum value
1013	if item[6]!= None:
1014	if format_number(item[6].GetValue())!="NaN":
1015	param_max = float(item[6].GetValue())
1016
1017	from sans.guiframe.utils import check_value
1018	if param_min != None and param_max !=None:
1019	if not check_value(item[5], item[6]):
1020	msg= "Wrong Fit range entered for parameter "
1021	msg+= "name %s of model %s "%(name, self.model.name)
1022	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1023	if name in self.model.details.keys():
1024	self.model.details[name][1:]= param_min,param_max
1025
1026	## hide statictext +/-
1027	if item[3]!=None:
1028	item[3].Hide()
1029	## hide textcrtl for error after fit
1030	if item[4]!=None:
1031	item[4].Clear()
1032	item[4].Hide()
1033
1034	value= float(item[2].GetValue())
1035	# If the value of the parameter has changed,
1036	# +update the model and set the is_modified flag
1037	if value != self.model.getParam(name):
1038	self.model.setParam(name,value)
1039	is_modified = True
1040	except:
1041	msg= "Model Drawing Error:wrong value entered : %s"% sys.exc_value
1042	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1043	return
1044
1045	return is_modified
1046
1047
1048	def _set_dipers_Param(self, event):
1049	"""
1050	Add more item to select user dispersity
1051	"""
1052	if self.model == None:
1053	msg= " Select non - model value:%s !"%self.model
1054	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
1055	return
1056	else:
1057
1058	if self.enable_disp.GetValue():
1059	self.model_disp.Show(True)
1060	self.disp_box.Show(True)
1061	## layout for model containing no dispersity parameters
1062	if len(self.disp_list)==0:
1063	self._layout_sizer_noDipers()
1064	else:
1065	## set gaussian sizer
1066	self._on_select_Disp(event=None)
1067	else:
1068	self.model_disp.Hide()
1069	self.disp_box.Hide()
1070	self.sizer4_4.Clear(True)
1071	self._reset_dispersity()
1072
1073
1074	## post state to fit panel
1075	self.save_current_state()
1076
1077
1078
1079
1080	def _layout_sizer_noDipers(self):
1081	"""
1082	Draw a sizer with no dispersity info
1083	"""
1084	ix=0
1085	iy=1
1086	self.fittable_param=[]
1087	self.fixed_param=[]
1088	self.model_disp.Hide()
1089	self.disp_box.Hide()
1090	self.sizer4_4.Clear(True)
1091	model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model')
1092	self.sizer4_4.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1093	self.sizer4_4.Layout()
1094	self.sizer4.Layout()
1095	self.SetScrollbars(20,20,200,100)
1096
1097
1098	def _reset_dispersity(self):
1099	"""
1100	put gaussian dispersity into current model
1101	"""
1102	self.fittable_param=[]
1103	self.fixed_param=[]
1104
1105	from sans.models.dispersion_models import GaussianDispersion
1106	if len(self.disp_cb_dict)==0:
1107	self.sizer4_4.Clear(True)
1108	self.sizer4_4.Layout()
1109	self.sizer4.Layout()
1110	self.Layout()
1111	self.Refresh()
1112	self.SetScrollbars(20,20,200,100)
1113	return
1114
1115	for p in self.disp_cb_dict:
1116	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
1117	disp_model = GaussianDispersion()
1118	# Store the object to make it persist outside the scope of this method
1119	#TODO: refactor model to clean this up?
1120	self._disp_obj_dict[p] = disp_model
1121	# Set the new model as the dispersion object for the selected parameter
1122	self.model.set_dispersion(p, disp_model)
1123	# Redraw the model
1124	self._draw_model()
1125
1126	self.sizer4_4.Layout()
1127	self.sizer4.Layout()
1128	self.Layout()
1129	self.SetScrollbars(20,20,200,100)
1130	self.Refresh()
1131
1132
1133
1134	def _on_select_Disp(self,event):
1135	"""
1136	allow selecting different dispersion
1137	self.disp_list should change type later .now only gaussian
1138	"""
1139
1140	n = self.disp_box.GetCurrentSelection()
1141	dispersity= self.disp_box.GetClientData(n)
1142	name= dispersity.__name__
1143	if name == "GaussianDispersion":
1144	self._set_sizer_gaussian()
1145
1146	if name=="ArrayDispersion":
1147	self._set_sizer_arraydispersion()
1148
1149	self.state.disp_box= n
1150	## post state to fit panel
1151	event = PageInfoEvent(page = self)
1152	wx.PostEvent(self.parent, event)
1153
1154	self.sizer4_4.Layout()
1155	self.sizer4.Layout()
1156	self.Layout()
1157	self.SetScrollbars(20,20,200,100)
1158	self.Refresh()
1159
1160
1161
1162
1163	def _set_sizer_arraydispersion(self):
1164	"""
1165	draw sizer with array dispersity parameters
1166	"""
1167	self.sizer4_4.Clear(True)
1168	ix=0
1169	iy=1
1170	disp1 = wx.StaticText(self, -1, 'Array Dispersion')
1171	self.sizer4_4.Add(disp1,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1172
1173	# Look for model parameters to which we can apply an ArrayDispersion model
1174	# Add a check box for each parameter.
1175	self.disp_cb_dict = {}
1176	for p in self.model.dispersion.keys():
1177	ix+=1
1178	self.disp_cb_dict[p] = wx.CheckBox(self, -1, p, (10, 10))
1179
1180	wx.EVT_CHECKBOX(self, self.disp_cb_dict[p].GetId(), self.select_disp_angle)
1181	self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
1182
1183	ix =0
1184	iy +=1
1185	self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1186	self.sizer4_4.Layout()
1187	self.sizer4.Layout()
1188	self.SetScrollbars(20,20,200,100)
1189
1190
1191	def _set_range_sizer(self, title, object1=None,object=None):
1192	"""
1193	Fill the
1194	"""
1195	self.sizer5.Clear(True)
1196	box_description= wx.StaticBox(self, -1,str(title))
1197	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1198	#--------------------------------------------------------------
1199	self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
1200	self.qmin.SetValue(format_number(self.qmin_x))
1201	self.qmin.SetToolTipString("Minimun value of Q in linear scale.")
1202	self.qmin.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
1203	self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
1204	self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
1205
1206	self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
1207	self.qmax.SetValue(format_number(self.qmax_x))
1208	self.qmax.SetToolTipString("Maximum value of Q in linear scale.")
1209	self.qmax.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
1210	self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
1211	self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
1212
1213	sizer_horizontal=wx.BoxSizer(wx.HORIZONTAL)
1214	sizer= wx.GridSizer(3, 3,5, 5)
1215
1216	sizer.Add((5,5))
1217	sizer.Add(wx.StaticText(self, -1, 'Min'))
1218	sizer.Add(wx.StaticText(self, -1, 'Max'))
1219	sizer.Add(wx.StaticText(self, -1, 'Q range'))
1220
1221	sizer.Add(self.qmin)
1222	sizer.Add(self.qmax)
1223	sizer_horizontal.Add(sizer)
1224	if object!=None:
1225	sizer_horizontal.Add(object)
1226
1227	if object1!=None:
1228	boxsizer1.Add(object1)
1229	boxsizer1.Add((10,10))
1230	boxsizer1.Add(sizer_horizontal)
1231	## save state
1232	self.save_current_state()
1233	#----------------------------------------------------------------
1234	self.sizer5.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1235	self.sizer5.Layout()
1236	self.Layout()
1237	self.SetScrollbars(20,20,200,100)
1238
1239
1240	def _fill_save_sizer(self):
1241	"""
1242	Draw the layout for saving option
1243	"""
1244	self.sizer6.Clear(True)
1245	box_description= wx.StaticBox(self, -1,"Save Status")
1246	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1247	sizer_save = wx.BoxSizer(wx.HORIZONTAL)
1248
1249	self.btSave_title = wx.StaticText(self, -1, 'Save the current panel status')
1250	self.btSave = wx.Button(self,wx.NewId(),'Save')
1251	self.btSave.Bind(wx.EVT_BUTTON, self.onSave,id= self.btSave.GetId())
1252	self.btSave.SetToolTipString("Save current panel status")
1253
1254	sizer_save.Add(self.btSave_title)
1255	sizer_save.Add((20,20),0, wx.LEFT\|wx.RIGHT\|wx.EXPAND,45)
1256
1257	sizer_save.Add(self.btSave)
1258
1259	boxsizer1.Add(sizer_save)
1260	self.sizer6.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1261	self.sizer6.Layout()
1262	self.SetScrollbars(20,20,200,100)
1263
1264
1265

Note: See TracBrowser for help on using the repository browser.

SasView

source: sasview/sansview/perspectives/fitting/basepage.py @ 60d6c23

Download in other formats: