basepage.py @ a074145

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 a074145 was a074145, checked in by Gervaise Alina <gervyh@…>, 15 years ago
removing unsused code in fitpage
Property mode set to `100644`
File size: 48.1 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= 0.1
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	self.slicerpop.SetTitle("Model Saved States")
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	box_description= wx.StaticBox(self, -1,"PolyDispersity")
180	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
181	#----------------------------------------------------
182	self.disable_disp = wx.RadioButton(self, -1, 'No', (10, 10), style=wx.RB_GROUP)
183	self.enable_disp = wx.RadioButton(self, -1, 'Yes', (10, 30))
184	## saving the state of enable dispersity button
185	self.state.enable_disp= self.enable_disp.GetValue()
186
187	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.disable_disp.GetId())
188	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.enable_disp.GetId())
189
190	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
191	sizer_dispersion.Add((20,20))
192	name="Polydispersity and \nOrientation average "
193	sizer_dispersion.Add(wx.StaticText(self,-1,name))
194	sizer_dispersion.Add(self.enable_disp )
195	sizer_dispersion.Add((20,20))
196	sizer_dispersion.Add(self.disable_disp )
197	sizer_dispersion.Add((10,10))
198
199	## fill a sizer with the combobox to select dispersion type
200	sizer_select_dispers = wx.BoxSizer(wx.HORIZONTAL)
201	self.model_disp = wx.StaticText(self, -1, 'Model Disp')
202
203	import sans.models.dispersion_models
204	self.polydisp= sans.models.dispersion_models.models
205	self.disp_box = wx.ComboBox(self, -1)
206
207	for key in self.polydisp.iterkeys():
208	name = str(key.__name__)
209	if name=="ArrayDispersion":
210	# Remove the option until the rest of the code is ready for it
211	self.disp_box.Append("Select customized Model",key)
212
213	else:
214	self.disp_box.Append(name,key)
215	self.disp_box.SetSelection(0)
216
217	wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp)
218
219	sizer_select_dispers.Add((10,10))
220	sizer_select_dispers.Add(self.model_disp)
221	sizer_select_dispers.Add(self.disp_box)
222	sizer_select_dispers.Add((10,10))
223	self.model_disp.Hide()
224	self.disp_box.Hide()
225
226	boxsizer1.Add( sizer_dispersion )
227	boxsizer1.Add( (10,10) )
228	boxsizer1.Add( sizer_select_dispers )
229	self.sizer4_4 = wx.GridBagSizer(5,5)
230	boxsizer1.Add( self.sizer4_4 )
231	#-----------------------------------------------------
232	self.sizer4.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
233	self.sizer4_4.Layout()
234	self.sizer4.Layout()
235	self.Layout()
236	self.SetScrollbars(20,20,200,100)
237	self.Refresh()
238
239
240	def select_disp_angle(self, event):
241	"""
242	Event for when a user select a parameter to average over.
243	@param event: check box event
244	"""
245
246
247	# Go through the list of dispersion check boxes to identify which one has changed
248	for p in self.disp_cb_dict:
249	# Catch which one of the box was just checked or unchecked.
250	if event.GetEventObject() == self.disp_cb_dict[p]:
251
252
253	if self.disp_cb_dict[p].GetValue() == True:
254	# The user wants this parameter to be averaged.
255	# Pop up the file selection dialog.
256	path = self._selectDlg()
257
258	# If nothing was selected, just return
259	if path is None:
260	self.disp_cb_dict[p].SetValue(False)
261	return
262
263	try:
264	values,weights = self.read_file(path)
265	except:
266	msg="Could not read input file"
267	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
268	return
269
270	# If any of the two arrays is empty, notify the user that we won't
271	# proceed
272	if values is None or weights is None:
273	wx.PostEvent(self.parent.parent, StatusEvent(status=\
274	"The loaded %s distrubtion is corrupted or empty" % p))
275	return
276
277	# Tell the user that we are about to apply the distribution
278	wx.PostEvent(self.parent.parent, StatusEvent(status=\
279	"Applying loaded %s distribution: %s" % (p, path)))
280
281	# Create the dispersion objects
282	from sans.models.dispersion_models import ArrayDispersion
283	disp_model = ArrayDispersion()
284	disp_model.set_weights(values, weights)
285	# Store the object to make it persist outside the scope of this method
286	#TODO: refactor model to clean this up?
287	self._disp_obj_dict[p] = disp_model
288
289	# Set the new model as the dispersion object for the selected parameter
290	self.model.set_dispersion(p, disp_model)
291
292	else:
293	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
294	self._reset_dispersity()
295
296	## Redraw the model
297	self._draw_model()
298	return
299
300
301	def onResetModel(self, event):
302	"""
303	Reset model state
304	"""
305	## post help message for the selected model
306	msg = self.slicerpop.GetHelpString(event.GetId())
307	msg +=" reloaded"
308	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
309
310	name= self.slicerpop.GetLabel(event.GetId())
311	if name in self.saved_states.keys():
312	previous_state = self.saved_states[name]
313	self.reset_page(previous_state)
314
315
316	def onSave(self, event):
317	"""
318	save history of the data and model
319	"""
320	if self.model==None:
321	return
322	if hasattr(self,"enable_disp"):
323	self.state.enable_disp=self.enable_disp.GetValue()
324	if hasattr(self, "disp_box"):
325	self.state.disp_box=SetSelection(self.disp_box.GetSelection())
326
327	self.state.model = self.model.clone()
328	new_state = self.state.clone()
329
330	##Add model state on context menu
331	self.number_saved_state += 1
332	name= self.model.name+"[%g]"%self.number_saved_state
333	self.saved_states[name]= new_state
334
335	## Add item in the context menu
336	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.gmtime()
337	my_time= str(hour)+"hrs "+str(minute)+"min "+str(second)+"s"
338	date= str( month)+"\|"+str(day)+"\|"+str(year)
339	msg= "Model saved at %s on %s"%(my_time, date)
340	## post help message for the selected model
341	msg +=" Saved! right click on this page to retrieve this model"
342	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
343
344	id = wx.NewId()
345	self.slicerpop.Append(id,name,str(msg))
346	wx.EVT_MENU(self, id, self.onResetModel)
347
348	def onSetFocus(self, evt):
349	"""
350	highlight the current textcrtl and hide the error text control shown
351	after fitting
352	"""
353
354	if hasattr(self,"text2_3"):
355	self.text2_3.Hide()
356	if len(self.parameters)>0:
357	for item in self.parameters:
358	## hide statictext +/-
359	if item[3]!=None:
360	item[3].Hide()
361	## hide textcrtl for error after fit
362	if item[4]!=None:
363	item[4].Clear()
364	item[4].Hide()
365	if len(self.fittable_param)>0:
366	for item in self.fittable_param:
367	## hide statictext +/-
368	if item[3]!=None:
369	item[3].Hide()
370	## hide textcrtl for error after fit
371	if item[4]!=None:
372	item[4].Clear()
373	item[4].Hide()
374	self.Layout()
375	# Get a handle to the TextCtrl
376	widget = evt.GetEventObject()
377	# Select the whole control, after this event resolves
378	wx.CallAfter(widget.SetSelection, -1,-1)
379	return
380
381	def read_file(self, path):
382	"""
383	Read two columns file
384	@param path: the path to the file to read
385	"""
386	try:
387	if path==None:
388	wx.PostEvent(self.parent.parent, StatusEvent(status=\
389	" Selected Distribution was not loaded: %s"%path))
390	return None, None
391	input_f = open(path, 'r')
392	buff = input_f.read()
393	lines = buff.split('\n')
394
395	angles = []
396	weights=[]
397	for line in lines:
398	toks = line.split()
399	if len(toks)==2:
400	try:
401	angle = float(toks[0])
402	weight = float(toks[1])
403	except:
404	# Skip non-data lines
405	pass
406	angles.append(angle)
407	weights.append(weight)
408	return numpy.array(angles), numpy.array(weights)
409	except:
410	raise
411
412
413	def createMemento(self):
414	"""
415	return the current state of the page
416	"""
417	return self.state.clone()
418
419
420	def save_current_state(self):
421	"""
422	Store current state
423	"""
424	self.state.model = self.model.clone()
425	self.state.save_data(self.data)
426
427	if hasattr(self,"cb1"):
428	self.state.cb1= self.cb1.GetValue()
429
430	if hasattr(self,"enable_disp"):
431	self.state.enable_disp= self.enable_disp.GetValue()
432
433	if hasattr(self,"enable_smearer"):
434	self.state.enable_smearer = self.enable_smearer.GetValue()
435
436	if hasattr(self,"disp_box"):
437	self.state.disp_box = self.disp_box.GetCurrentSelection()
438	self._save_plotting_range()
439
440	## save checkbutton state and txtcrtl values
441	self.state.parameters=[]
442	self.state.fittable_param=[]
443	self.state.fixed_param=[]
444	self._copy_parameters_state(self.parameters, self.state.parameters)
445	self._copy_parameters_state(self.fittable_param, self.state.fittable_param)
446	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
447
448	## post state to fit panel
449	event = PageInfoEvent(page = self)
450	wx.PostEvent(self.parent, event)
451
452
453	def reset_page_helper(self, state):
454	"""
455	Use page_state and change the state of existing page
456	"""
457	self.state = state.clone()
458	self.model= self.state.model
459	self.data = self.state.data
460
461	##model parameter values restore
462	self._set_model_sizer_selection( self.model )
463	self.set_model_param_sizer(self.model)
464
465	## display dispersion info layer
466	self.enable_disp.SetValue(self.state.enable_disp)
467	if hasattr(self, "disp_box"):
468	self.disp_box.SetSelection(self.state.disp_box)
469	self._set_dipers_Param(event=None)
470
471	## smearing info restore
472	if hasattr(self,"enable_smearer"):
473	self.enable_smearer.SetValue(state.enable_smearer)
474
475	##plotting range restore
476	self._reset_plotting_range()
477	## reset context menu items
478	self._reset_context_menu()
479	## reset state of checkbox,textcrtl and parameters value
480	if hasattr(self, "cb1"):
481	self.cb1.SetValue(self.state.cb1)
482	self._reset_parameters_state(self.parameters,state.parameters)
483	self._reset_parameters_state(self.fittable_param,state.fittable_param)
484	self._reset_parameters_state(self.fixed_param,state.fixed_param)
485
486	## draw the model with previous parameters value
487	self._draw_model()
488
489
490
491
492
493	def _selectDlg(self):
494	"""
495	open a dialog file to selected the customized dispersity
496	"""
497	import os
498	dlg = wx.FileDialog(self, "Choose a weight file", os.getcwd(), "", ".", wx.OPEN)
499	path = None
500	if dlg.ShowModal() == wx.ID_OK:
501	path = dlg.GetPath()
502	dlg.Destroy()
503	return path
504
505
506	def _reset_context_menu(self):
507	"""
508	reset the context menu
509	"""
510	for name, state in self.state.saved_states.iteritems():
511	self.number_saved_state += 1
512	## Add item in the context menu
513	id = wx.NewId()
514	self.slicerpop.Append(id,name, 'Save model and state %g'%self.number_saved_state)
515	wx.EVT_MENU(self, id, self.onResetModel)
516
517	def _reset_plotting_range(self):
518	"""
519	Reset the plotting range to a given state
520	"""
521
522	self.qmin.SetValue(format_number(self.state.qmin))
523	self.qmax.SetValue(format_number(self.state.qmax))
524	if self.state.npts!=None:
525	self.npts.SetValue(format_number(self.state.npts))
526	self.num_points = float(self.state.npts)
527
528	self.qmin_x = float(self.qmin.GetValue())
529	self.qmax_x = float(self.qmax.GetValue())
530
531
532	def _save_plotting_range(self ):
533	"""
534	save the state of plotting range
535	"""
536	self.state.qmin = self.qmin_x
537	self.state.qmax = self.qmax_x
538	if self.npts!=None:
539	self.state.npts= self.num_points
540
541
542	def _onparamEnter_helper(self):
543	"""
544	check if values entered by the user are changed and valid to replot
545	model
546	use : _check_value_enter
547	"""
548	if self.model !=None:
549	## save current state
550	self.save_current_state()
551	# Flag to register when a parameter has changed.
552	is_modified = False
553	is_modified =self._check_value_enter( self.fittable_param ,is_modified)
554	is_modified =self._check_value_enter( self.fixed_param ,is_modified)
555	is_modified =self._check_value_enter( self.parameters ,is_modified)
556
557
558	self.Layout()
559	# Here we should check whether the boundaries have been modified.
560	# If qmin and qmax have been modified, update qmin and qmax and
561	# set the is_modified flag to True
562	from sans.guiframe.utils import check_value
563	if check_value( self.qmin, self.qmax):
564	if float(self.qmin.GetValue()) != self.qmin_x:
565	self.qmin_x = float(self.qmin.GetValue())
566	is_modified = True
567	if float(self.qmax.GetValue()) != self.qmax_x:
568	self.qmax_x = float(self.qmax.GetValue())
569	is_modified = True
570	self.fitrange = True
571	else:
572	self.fitrange = False
573	if self.npts != None:
574	if float(self.npts.GetValue()) != self.num_points:
575	self.num_points = float(self.npts.GetValue())
576	is_modified = True
577
578
579	## if any value is modify draw model with new value
580	if is_modified:
581	self._draw_model()
582
583
584	def _reset_parameters_state(self, listtorestore,statelist):
585	"""
586	Reset the parameters at the given state
587	"""
588	if len(statelist)==0 or len(listtorestore)==0 :
589	return
590	if len(statelist)!= len(listtorestore) :
591	return
592	for j in range(len(listtorestore)):
593	item_page = listtorestore[j]
594	item_page_info = statelist[j]
595	##change the state of the check box for simple parameters
596	if item_page[0]!=None:
597	item_page[0].SetValue(item_page_info[0])
598
599	if item_page[2]!=None:
600	item_page[2].SetValue(item_page_info[2])
601
602	if item_page[3]!=None:
603	## show or hide text +/-
604	if item_page_info[2]:
605	item_page[3].Show(True)
606	else:
607	item_page[3].Hide()
608	if item_page[4]!=None:
609	## show of hide the text crtl for fitting error
610	if item_page_info[4][0]:
611	item_page[4].Show(True)
612	item_page[4].SetValue(item_page_info[4][1])
613	else:
614	item_page[3].Hide()
615	if item_page[5]!=None:
616	## show of hide the text crtl for fitting error
617	if item_page_info[5][0]:
618	item_page[5].Show(True)
619	item_page[5].SetValue(item_page_info[4][1])
620	else:
621	item_page[5].Hide()
622
623	if item_page[6]!=None:
624	## show of hide the text crtl for fitting error
625	if item_page_info[6][0]:
626	item_page[6].Show(True)
627	item_page[6].SetValue(item_page_info[6][1])
628	else:
629	item_page[6].Hide()
630
631
632	def _copy_parameters_state(self, listtocopy, statelist):
633	"""
634	copy the state of button
635	@param listtocopy: the list of check button to copy
636	@param statelist: list of state object to store the current state
637	"""
638	if len(listtocopy)==0:
639	return
640
641	for item in listtocopy:
642	checkbox_state = None
643	if item[0]!= None:
644	checkbox_state= item[0].GetValue()
645	parameter_name = item[1]
646	parameter_value = None
647	if item[2]!=None:
648	parameter_value = item[2].GetValue()
649	static_text = None
650	if item[3]!=None:
651	static_text = item[3].IsShown()
652	error_value = None
653	error_state = None
654	if item[4]!= None:
655	error_value = item[4].GetValue()
656	error_state = item[4].IsShown()
657
658	min_value = None
659	min_state = None
660	if item[5]!= None:
661	min_value = item[5].GetValue()
662	min_state = item[5].IsShown()
663
664	max_value = None
665	max_state = None
666	if item[6]!= None:
667	max_value = item[6].GetValue()
668	max_state = item[6].IsShown()
669
670	statelist.append([checkbox_state, parameter_name, parameter_value,
671	static_text ,[error_state,error_value],
672	[min_state,min_value],[max_state , max_value],None])
673
674
675
676	def _set_model_sizer_selection(self, model):
677	"""
678	Display the sizer according to the type of the current model
679	"""
680	if hasattr(model ,"model2"):
681
682	class_name= model.model2.__class__
683	name= model.model2.name
684	flag= name != "NoStructure"
685	if flag and (class_name in self.model_list_box["Structure Factors"]):
686	self.structurebox.Enable()
687	items = self.structurebox.GetItems()
688	self.sizer1.Layout()
689	self.SetScrollbars(20,20,200,100)
690	for i in range(len(items)):
691	if items[i]== str(name):
692	self.structurebox.SetSelection(i)
693	break
694
695	if hasattr(model ,"model1"):
696	class_name = model.model1.__class__
697	name = model.model1.name
698	self.formfactorbox.Clear()
699
700	for k, list in self.model_list_box.iteritems():
701	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
702	self.shape_rbutton.SetValue(True)
703	## fill the form factor list with new model
704	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
705	items = self.formfactorbox.GetItems()
706	## set comboxbox to the selected item
707	for i in range(len(items)):
708	if items[i]== str(name):
709	self.formfactorbox.SetSelection(i)
710	break
711	return
712	elif k == "Shape-Independent":
713	self.shape_indep_rbutton.SetValue(True)
714	elif k == "Structure Factors":
715	self.struct_rbutton.SetValue(True)
716	else:
717	self.plugin_rbutton.SetValue(True)
718
719	if class_name in list:
720	## fill the form factor list with new model
721	self._populate_box(self.formfactorbox, list)
722	items = self.formfactorbox.GetItems()
723	## set comboxbox to the selected item
724	for i in range(len(items)):
725	if items[i]== str(name):
726	self.formfactorbox.SetSelection(i)
727	break
728	break
729	else:
730	## Select the model from the combobox
731	class_name = model.__class__
732	name = model.name
733	self.formfactorbox.Clear()
734	items = self.formfactorbox.GetItems()
735
736	for k, list in self.model_list_box.iteritems():
737	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
738
739	if class_name in self.model_list_box["P(Q)*S(Q)"]:
740	self.structurebox.Enable()
741	else:
742	self.structurebox.Disable()
743	self.structurebox.SetSelection(0)
744
745	self.shape_rbutton.SetValue(True)
746	## fill the form factor list with new model
747	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
748	items = self.formfactorbox.GetItems()
749	## set comboxbox to the selected item
750	for i in range(len(items)):
751	if items[i]== str(name):
752	self.formfactorbox.SetSelection(i)
753	break
754	return
755	elif k == "Shape-Independent":
756	self.shape_indep_rbutton.SetValue(True)
757	elif k == "Structure Factors":
758	self.struct_rbutton.SetValue(True)
759	else:
760	self.plugin_rbutton.SetValue(True)
761	if class_name in list:
762	self.structurebox.SetSelection(0)
763	self.structurebox.Disable()
764	## fill the form factor list with new model
765	self._populate_box(self.formfactorbox, list)
766	items = self.formfactorbox.GetItems()
767	## set comboxbox to the selected item
768	for i in range(len(items)):
769	if items[i]== str(name):
770	self.formfactorbox.SetSelection(i)
771	break
772	break
773
774
775	def _draw_model(self):
776	"""
777	Method to draw or refresh a plotted model.
778	The method will use the data member from the model page
779	to build a call to the fitting perspective manager.
780
781	[Note to coder: This way future changes will be done in only one place.]
782	"""
783	if self.model !=None:
784	self.manager.draw_model(self.model, data=self.data,
785	qmin=float(self.qmin_x), qmax=float(self.qmax_x),
786	qstep= float(self.num_points),
787	enable2D=self.enable2D)
788
789	def _set_model_sizer(self, sizer, title="", object=None):
790	"""
791	Use lists to fill a sizer for model info
792	"""
793
794	sizer.Clear(True)
795	box_description= wx.StaticBox(self, -1,str(title))
796	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
797	#--------------------------------------------------------
798	self.shape_rbutton = wx.RadioButton(self, -1, 'Shapes', style=wx.RB_GROUP)
799	self.shape_indep_rbutton = wx.RadioButton(self, -1, "Shape-Independent")
800	self.struct_rbutton = wx.RadioButton(self, -1, "Structure Factor ")
801	self.plugin_rbutton = wx.RadioButton(self, -1, "Customized Models")
802
803	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
804	id= self.shape_rbutton.GetId() )
805	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
806	id= self.shape_indep_rbutton.GetId() )
807	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
808	id= self.struct_rbutton.GetId() )
809	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
810	id= self.plugin_rbutton.GetId() )
811
812
813	sizer_radiobutton = wx.GridSizer(2, 2,5, 5)
814	sizer_radiobutton.Add(self.shape_rbutton)
815	sizer_radiobutton.Add(self.shape_indep_rbutton)
816	sizer_radiobutton.Add(self.plugin_rbutton)
817	sizer_radiobutton.Add(self.struct_rbutton)
818
819	sizer_selection = wx.BoxSizer(wx.HORIZONTAL)
820
821	self.text1 = wx.StaticText( self,-1,"P(Q)" )
822	self.text2 = wx.StaticText( self,-1,"* S(Q)" )
823
824
825	self.formfactorbox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
826	if self.model!=None:
827	self.formfactorbox.SetValue(self.model.name)
828
829
830	self.structurebox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
831	wx.EVT_COMBOBOX(self.formfactorbox,-1, self._on_select_model)
832	wx.EVT_COMBOBOX(self.structurebox,-1, self._on_select_model)
833
834
835
836	## fill combox box
837	if len(self.model_list_box)>0:
838	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
839
840	if len(self.model_list_box)>0:
841	self._populate_box( self.structurebox,
842	self.model_list_box["Structure Factors"])
843	self.structurebox.Insert("None", 0,None)
844	self.structurebox.SetSelection(0)
845	self.structurebox.Disable()
846
847	if self.model.__class__ in self.model_list_box["P(Q)*S(Q)"]:
848	self.structurebox.Enable()
849
850
851	## check model type to show sizer
852	if self.model !=None:
853	self._set_model_sizer_selection( self.model )
854
855	sizer_selection.Add(self.text1)
856	sizer_selection.Add((5,5))
857	sizer_selection.Add(self.formfactorbox)
858	sizer_selection.Add((5,5))
859	sizer_selection.Add(self.text2)
860	sizer_selection.Add((5,5))
861	sizer_selection.Add(self.structurebox)
862	sizer_selection.Add((5,5))
863
864	boxsizer1.Add( sizer_radiobutton )
865	boxsizer1.Add( (20,20))
866	boxsizer1.Add( sizer_selection )
867	if object !=None:
868	boxsizer1.Add( (20,20))
869	boxsizer1.Add( object )
870	#--------------------------------------------------------
871	sizer.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
872	sizer.Layout()
873	self.SetScrollbars(20,20,200,100)
874
875
876	def _show_combox(self, event):
877	"""
878	Show combox box associate with type of model selected
879	"""
880	## Don't want to populate combo box again if the event comes from check box
881	if self.shape_rbutton.GetValue()and\
882	event.GetEventObject()==self.shape_rbutton:
883	##fill the combobox with form factor list
884	self.structurebox.SetSelection(0)
885	self.structurebox.Disable()
886	self.formfactorbox.Clear()
887	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
888
889	if self.shape_indep_rbutton.GetValue()and\
890	event.GetEventObject()==self.shape_indep_rbutton:
891	##fill the combobox with shape independent factor list
892	self.structurebox.SetSelection(0)
893	self.structurebox.Disable()
894	self.formfactorbox.Clear()
895	self._populate_box( self.formfactorbox,
896	self.model_list_box["Shape-Independent"])
897
898	if self.struct_rbutton.GetValue() and\
899	event.GetEventObject()==self.struct_rbutton:
900	##fill the combobox with structure factor list
901	self.structurebox.SetSelection(0)
902	self.structurebox.Disable()
903	self.formfactorbox.Clear()
904	self._populate_box( self.formfactorbox,
905	self.model_list_box["Structure Factors"])
906
907	if self.plugin_rbutton.GetValue()and\
908	event.GetEventObject()==self.plugin_rbutton:
909
910	##fill the combobox with form factor list
911	self.structurebox.Disable()
912	self.formfactorbox.Clear()
913	self._populate_box( self.formfactorbox,
914	self.model_list_box["Customized Models"])
915
916	self._on_select_model(event=None)
917	self.sizer4_4.Layout()
918	self.sizer4.Layout()
919	self.Layout()
920	self.Refresh()
921	self.SetScrollbars(20,20,200,100)
922
923	def _populate_box(self, combobox, list):
924	"""
925	fill combox box with dict item
926	@param list: contains item to fill the combox
927	item must model class
928	"""
929	for models in list:
930	model= models()
931	name = model.__class__.__name__
932	if models.__name__!="NoStructure":
933	if hasattr(model, "name"):
934	name = model.name
935	combobox.Append(name,models)
936	try:
937
938	combobox.SetSelection(0)
939
940	except:
941	pass
942
943	return 0
944
945
946	def _on_select_model_helper(self):
947	"""
948	call back for model selection
949	"""
950	## reset dictionary containing reference to dispersion
951	self._disp_obj_dict = {}
952	self.disp_cb_dict ={}
953	f_id = self.formfactorbox.GetCurrentSelection()
954	form_factor = self.formfactorbox.GetClientData( f_id )
955	if not form_factor in self.model_list_box["multiplication"]:
956	self.structurebox.Disable()
957	self.structurebox.SetSelection(0)
958
959
960	s_id = self.structurebox.GetCurrentSelection()
961	struct_factor = self.structurebox.GetClientData( s_id )
962
963	if struct_factor !=None:
964	from sans.models.MultiplicationModel import MultiplicationModel
965	self.model= MultiplicationModel(form_factor(),struct_factor())
966	else:
967	self.model= form_factor()
968
969	## post state to fit panel
970	self.save_current_state()
971	self.sizer4_4.Layout()
972	self.sizer4.Layout()
973	self.Layout()
974	self.SetScrollbars(20,20,200,100)
975	self.Refresh()
976
977
978
979	def _onparamEnter(self,event):
980	"""
981	when enter value on panel redraw model according to changed
982	"""
983	self._onparamEnter_helper()
984
985
986	def _check_value_enter(self, list, modified):
987	"""
988	@param list: model parameter and panel info
989	each item of the list should be as follow:
990	item=[cb state, name, value, "+/-", error of fit, min, max , units]
991	"""
992	is_modified = modified
993	if len(list)==0:
994	return is_modified
995	for item in list:
996	try:
997	name = str(item[1])
998	if hasattr(self,"text2_3"):
999	self.text2_3.Hide()
1000	## check model parameters range
1001	## check minimun value
1002	param_min= None
1003	param_max= None
1004	if item[5]!= None:
1005	if format_number(item[5].GetValue())!="NaN":
1006	param_min = float(item[5].GetValue())
1007
1008	## check maximum value
1009	if item[6]!= None:
1010	if format_number(item[6].GetValue())!="NaN":
1011	param_max = float(item[6].GetValue())
1012
1013	from sans.guiframe.utils import check_value
1014	if param_min != None and param_max !=None:
1015	if not check_value(item[5], item[6]):
1016	msg= "Wrong Fit range entered for parameter "
1017	msg+= "name %s of model %s "%(name, self.model.name)
1018	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1019	if name in self.model.details.keys():
1020	self.model.details[name][1:]= param_min,param_max
1021
1022	## hide statictext +/-
1023	if item[3]!=None:
1024	item[3].Hide()
1025	## hide textcrtl for error after fit
1026	if item[4]!=None:
1027	item[4].Clear()
1028	item[4].Hide()
1029
1030	value= float(item[2].GetValue())
1031	# If the value of the parameter has changed,
1032	# +update the model and set the is_modified flag
1033	if value != self.model.getParam(name):
1034	self.model.setParam(name,value)
1035	is_modified = True
1036	except:
1037	msg= "Model Drawing Error:wrong value entered : %s"% sys.exc_value
1038	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1039	return
1040
1041	return is_modified
1042
1043
1044	def _set_dipers_Param(self, event):
1045	"""
1046	Add more item to select user dispersity
1047	"""
1048	if self.model == None:
1049	msg= " Select non - model value:%s !"%self.model
1050	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
1051	return
1052	else:
1053
1054	if self.enable_disp.GetValue():
1055	self.model_disp.Show(True)
1056	self.disp_box.Show(True)
1057	## layout for model containing no dispersity parameters
1058	if len(self.disp_list)==0:
1059	self._layout_sizer_noDipers()
1060	else:
1061	## set gaussian sizer
1062	self._on_select_Disp(event=None)
1063	else:
1064	self.model_disp.Hide()
1065	self.disp_box.Hide()
1066	self.sizer4_4.Clear(True)
1067	self._reset_dispersity()
1068
1069
1070	## post state to fit panel
1071	self.save_current_state()
1072
1073
1074
1075
1076	def _layout_sizer_noDipers(self):
1077	"""
1078	Draw a sizer with no dispersity info
1079	"""
1080	ix=0
1081	iy=1
1082	self.fittable_param=[]
1083	self.fixed_param=[]
1084	self.model_disp.Hide()
1085	self.disp_box.Hide()
1086	self.sizer4_4.Clear(True)
1087	model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model')
1088	self.sizer4_4.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1089	self.sizer4_4.Layout()
1090	self.sizer4.Layout()
1091	self.SetScrollbars(20,20,200,100)
1092
1093
1094	def _reset_dispersity(self):
1095	"""
1096	put gaussian dispersity into current model
1097	"""
1098	self.fittable_param=[]
1099	self.fixed_param=[]
1100
1101	from sans.models.dispersion_models import GaussianDispersion
1102	if len(self.disp_cb_dict)==0:
1103	self.sizer4_4.Clear(True)
1104	self.sizer4_4.Layout()
1105	self.sizer4.Layout()
1106	self.Layout()
1107	self.Refresh()
1108	self.SetScrollbars(20,20,200,100)
1109	return
1110
1111	for p in self.disp_cb_dict:
1112	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
1113	disp_model = GaussianDispersion()
1114	# Store the object to make it persist outside the scope of this method
1115	#TODO: refactor model to clean this up?
1116	self._disp_obj_dict[p] = disp_model
1117	# Set the new model as the dispersion object for the selected parameter
1118	self.model.set_dispersion(p, disp_model)
1119	# Redraw the model
1120	self._draw_model()
1121
1122	self.sizer4_4.Layout()
1123	self.sizer4.Layout()
1124	self.Layout()
1125	self.SetScrollbars(20,20,200,100)
1126	self.Refresh()
1127
1128
1129
1130	def _on_select_Disp(self,event):
1131	"""
1132	allow selecting different dispersion
1133	self.disp_list should change type later .now only gaussian
1134	"""
1135
1136	n = self.disp_box.GetCurrentSelection()
1137	dispersity= self.disp_box.GetClientData(n)
1138	name= dispersity.__name__
1139	if name == "GaussianDispersion":
1140	self._set_sizer_gaussian()
1141
1142	if name=="ArrayDispersion":
1143	self._set_sizer_arraydispersion()
1144
1145	self.state.disp_box= n
1146	## post state to fit panel
1147	event = PageInfoEvent(page = self)
1148	wx.PostEvent(self.parent, event)
1149
1150	self.sizer4_4.Layout()
1151	self.sizer4.Layout()
1152	self.Layout()
1153	self.SetScrollbars(20,20,200,100)
1154	self.Refresh()
1155
1156
1157
1158
1159	def _set_sizer_arraydispersion(self):
1160	"""
1161	draw sizer with array dispersity parameters
1162	"""
1163	self.sizer4_4.Clear(True)
1164	ix=0
1165	iy=1
1166	disp1 = wx.StaticText(self, -1, 'Array Dispersion')
1167	self.sizer4_4.Add(disp1,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1168
1169	# Look for model parameters to which we can apply an ArrayDispersion model
1170	# Add a check box for each parameter.
1171	self.disp_cb_dict = {}
1172	for p in self.model.dispersion.keys():
1173	ix+=1
1174	self.disp_cb_dict[p] = wx.CheckBox(self, -1, p, (10, 10))
1175
1176	wx.EVT_CHECKBOX(self, self.disp_cb_dict[p].GetId(), self.select_disp_angle)
1177	self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
1178
1179	ix =0
1180	iy +=1
1181	self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1182	self.sizer4_4.Layout()
1183	self.sizer4.Layout()
1184	self.SetScrollbars(20,20,200,100)
1185
1186
1187	def _set_range_sizer(self, title, object1=None,object=None):
1188	"""
1189	Fill the
1190	"""
1191	self.sizer5.Clear(True)
1192	box_description= wx.StaticBox(self, -1,str(title))
1193	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1194	#--------------------------------------------------------------
1195	self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
1196	self.qmin.SetValue(format_number(self.qmin_x))
1197	self.qmin.SetToolTipString("Minimun value of Q in linear scale.")
1198	self.qmin.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
1199	self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
1200	self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
1201
1202	self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
1203	self.qmax.SetValue(format_number(self.qmax_x))
1204	self.qmax.SetToolTipString("Maximum value of Q in linear scale.")
1205	self.qmax.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
1206	self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
1207	self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
1208
1209	sizer_horizontal=wx.BoxSizer(wx.HORIZONTAL)
1210	sizer= wx.GridSizer(3, 3,5, 5)
1211
1212	sizer.Add((5,5))
1213	sizer.Add(wx.StaticText(self, -1, 'Min'))
1214	sizer.Add(wx.StaticText(self, -1, 'Max'))
1215	sizer.Add(wx.StaticText(self, -1, 'Q range'))
1216
1217	sizer.Add(self.qmin)
1218	sizer.Add(self.qmax)
1219	sizer_horizontal.Add(sizer)
1220	if object!=None:
1221	sizer_horizontal.Add(object)
1222
1223	if object1!=None:
1224	boxsizer1.Add(object1)
1225	boxsizer1.Add((10,10))
1226	boxsizer1.Add(sizer_horizontal)
1227	## save state
1228	self.save_current_state()
1229	#----------------------------------------------------------------
1230	self.sizer5.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1231	self.sizer5.Layout()
1232	self.Layout()
1233	self.SetScrollbars(20,20,200,100)
1234
1235
1236	def _fill_save_sizer(self):
1237	"""
1238	Draw the layout for saving option
1239	"""
1240	self.sizer6.Clear(True)
1241	box_description= wx.StaticBox(self, -1,"Save Options")
1242	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1243	sizer_save = wx.BoxSizer(wx.HORIZONTAL)
1244
1245	self.btSave = wx.Button(self,wx.NewId(),'Save')
1246	self.btSave.Bind(wx.EVT_BUTTON, self.onSave,id= self.btSave.GetId())
1247	self.btSave.SetToolTipString("Save current state")
1248
1249	sizer_save.Add((20,20),0, wx.LEFT\|wx.RIGHT\|wx.EXPAND,120)
1250	sizer_save.Add(self.btSave)
1251
1252	boxsizer1.Add(sizer_save)
1253	self.sizer6.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1254	self.sizer6.Layout()
1255	self.SetScrollbars(20,20,200,100)
1256
1257
1258

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SasView

source: sasview/sansview/perspectives/fitting/basepage.py @ a074145

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