basepage.py @ 69bee6d

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 69bee6d was 69bee6d, checked in by Gervaise Alina <gervyh@…>, 15 years ago
checking value of textcrtl, hide add button for simul fit hide error of fit param in None
Property mode set to `100644`
File size: 49.0 KB

Line
1
2	import sys
3	import wx
4	import numpy
5	import time
6
7	from sans.guiframe.utils import format_number,check_float
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	## list of orientation parameters
58	self.orientation_params=[]
59	if self.model !=None:
60	self.disp_list= self.model.getDispParamList()
61	##enable model 2D draw
62	self.enable2D= False
63	## check that the fit range is correct to plot the model again
64	self.fitrange= True
65	## Q range
66	self.qmin_x= 0.001
67	self.qmax_x= 0.13
68	self.num_points= 100
69	## Create memento to save the current state
70
71	self.state= PageState(parent= self.parent,model=self.model, data=self.data)
72
73	## retrieve saved state
74	self.number_saved_state= 0
75	## dictionary of saved state
76	self.saved_states={}
77	self.slicerpop = wx.Menu()
78
79	## save initial state on context menu
80	self.onSave(event=None)
81	self.Bind(wx.EVT_CONTEXT_MENU, self.onContextMenu)
82
83	## create the basic structure of the panel with empty sizer
84	self.define_page_structure()
85	## drawing Initial dispersion parameters sizer
86	self.set_dispers_sizer()
87	self._fill_save_sizer()
88	## layout
89	self.set_layout()
90
91
92	def onContextMenu(self, event):
93	"""
94	Retrieve the state selected state
95	"""
96	pos = event.GetPosition()
97	pos = self.ScreenToClient(pos)
98	self.PopupMenu(self.slicerpop, pos)
99
100
101
102	def define_page_structure(self):
103	"""
104	Create empty sizer for a panel
105	"""
106	self.vbox = wx.BoxSizer(wx.VERTICAL)
107	self.sizer0 = wx.BoxSizer(wx.VERTICAL)
108	self.sizer1 = wx.BoxSizer(wx.VERTICAL)
109	self.sizer2 = wx.BoxSizer(wx.VERTICAL)
110	self.sizer3 = wx.BoxSizer(wx.VERTICAL)
111	self.sizer4 = wx.BoxSizer(wx.VERTICAL)
112	self.sizer5 = wx.BoxSizer(wx.VERTICAL)
113	self.sizer6 = wx.BoxSizer(wx.VERTICAL)
114
115	self.sizer0.SetMinSize((375,-1))
116	self.sizer1.SetMinSize((375,-1))
117	self.sizer2.SetMinSize((375,-1))
118	self.sizer3.SetMinSize((375,-1))
119	self.sizer4.SetMinSize((375,-1))
120	self.sizer5.SetMinSize((375,-1))
121	self.sizer6.SetMinSize((375,-1))
122
123	self.vbox.Add(self.sizer0)
124	self.vbox.Add(self.sizer1)
125	self.vbox.Add(self.sizer2)
126	self.vbox.Add(self.sizer3)
127	self.vbox.Add(self.sizer4)
128	self.vbox.Add(self.sizer5)
129	self.vbox.Add(self.sizer6)
130
131
132	def set_layout(self):
133	"""
134	layout
135	"""
136	self.vbox.Layout()
137	self.vbox.Fit(self)
138	self.SetSizer(self.vbox)
139
140	self.set_scroll()
141	self.Centre()
142
143
144	def set_scroll(self):
145	self.SetScrollbars(20,20,200,100)
146	self.Layout()
147	self.SetAutoLayout(True)
148
149
150	def set_owner(self,owner):
151	"""
152	set owner of fitpage
153	@param owner: the class responsible of plotting
154	"""
155	self.event_owner = owner
156	self.state.event_owner = owner
157
158	def set_manager(self, manager):
159	"""
160	set panel manager
161	@param manager: instance of plugin fitting
162	"""
163	self.manager = manager
164	self.state.manager = manager
165
166	def populate_box(self, dict):
167	"""
168	Store list of model
169	@param dict: dictionary containing list of models
170	"""
171	self.model_list_box = dict
172	self.state.model_list_box = self.model_list_box
173
174
175
176	def set_dispers_sizer(self):
177	"""
178	fill sizer containing dispersity info
179	"""
180	self.sizer4.Clear(True)
181	name="Polydispersity and Orientational Distribution"
182	box_description= wx.StaticBox(self, -1,name)
183	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
184	#----------------------------------------------------
185	self.disable_disp = wx.RadioButton(self, -1, 'Off', (10, 10), style=wx.RB_GROUP)
186	self.enable_disp = wx.RadioButton(self, -1, 'On', (10, 30))
187	## saving the state of enable dispersity button
188	self.state.enable_disp= self.enable_disp.GetValue()
189
190	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.disable_disp.GetId())
191	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.enable_disp.GetId())
192
193	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
194	sizer_dispersion.Add((20,20))
195	name=""#Polydispersity and \nOrientational Distribution "
196	sizer_dispersion.Add(wx.StaticText(self,-1,name))
197	sizer_dispersion.Add(self.enable_disp )
198	sizer_dispersion.Add((20,20))
199	sizer_dispersion.Add(self.disable_disp )
200	sizer_dispersion.Add((10,10))
201
202	## fill a sizer with the combobox to select dispersion type
203	sizer_select_dispers = wx.BoxSizer(wx.HORIZONTAL)
204	self.model_disp = wx.StaticText(self, -1, 'Distribution Function ')
205
206	import sans.models.dispersion_models
207	self.polydisp= sans.models.dispersion_models.models
208	self.disp_box = wx.ComboBox(self, -1)
209
210	for key in self.polydisp.iterkeys():
211	name = str(key.__name__)
212	if name=="ArrayDispersion":
213	# Remove the option until the rest of the code is ready for it
214	self.disp_box.Append("Select customized Model",key)
215
216	else:
217	self.disp_box.Append(name,key)
218	self.disp_box.SetSelection(0)
219
220	wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp)
221
222	sizer_select_dispers.Add((10,10))
223	sizer_select_dispers.Add(self.model_disp)
224	sizer_select_dispers.Add(self.disp_box)
225	sizer_select_dispers.Add((10,10))
226	self.model_disp.Hide()
227	self.disp_box.Hide()
228
229	boxsizer1.Add( sizer_dispersion )
230	boxsizer1.Add( (10,10) )
231	boxsizer1.Add( sizer_select_dispers )
232	self.sizer4_4 = wx.GridBagSizer(5,5)
233	boxsizer1.Add( self.sizer4_4 )
234	#-----------------------------------------------------
235	self.sizer4.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
236	self.sizer4_4.Layout()
237	self.sizer4.Layout()
238	self.Layout()
239	self.SetScrollbars(20,20,200,100)
240	self.Refresh()
241
242
243	def select_disp_angle(self, event):
244	"""
245	Event for when a user select a parameter to average over.
246	@param event: check box event
247	"""
248
249
250	# Go through the list of dispersion check boxes to identify which one has changed
251	for p in self.disp_cb_dict:
252	# Catch which one of the box was just checked or unchecked.
253	if event.GetEventObject() == self.disp_cb_dict[p]:
254
255
256	if self.disp_cb_dict[p].GetValue() == True:
257	# The user wants this parameter to be averaged.
258	# Pop up the file selection dialog.
259	path = self._selectDlg()
260
261	# If nothing was selected, just return
262	if path is None:
263	self.disp_cb_dict[p].SetValue(False)
264	return
265
266	try:
267	values,weights = self.read_file(path)
268	except:
269	msg="Could not read input file"
270	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
271	return
272
273	# If any of the two arrays is empty, notify the user that we won't
274	# proceed
275	if values is None or weights is None:
276	wx.PostEvent(self.parent.parent, StatusEvent(status=\
277	"The loaded %s distrubtion is corrupted or empty" % p))
278	return
279
280	# Tell the user that we are about to apply the distribution
281	wx.PostEvent(self.parent.parent, StatusEvent(status=\
282	"Applying loaded %s distribution: %s" % (p, path)))
283
284	# Create the dispersion objects
285	from sans.models.dispersion_models import ArrayDispersion
286	disp_model = ArrayDispersion()
287	disp_model.set_weights(values, weights)
288	# Store the object to make it persist outside the scope of this method
289	#TODO: refactor model to clean this up?
290	self._disp_obj_dict[p] = disp_model
291
292	# Set the new model as the dispersion object for the selected parameter
293	self.model.set_dispersion(p, disp_model)
294
295	else:
296	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
297	self._reset_dispersity()
298
299	## Redraw the model
300	self._draw_model()
301	return
302
303
304	def onResetModel(self, event):
305	"""
306	Reset model state
307	"""
308	## post help message for the selected model
309	msg = self.slicerpop.GetHelpString(event.GetId())
310	msg +=" reloaded"
311	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
312
313	name= self.slicerpop.GetLabel(event.GetId())
314	if name in self.saved_states.keys():
315	previous_state = self.saved_states[name]
316	self.reset_page(previous_state)
317
318
319	def onSave(self, event):
320	"""
321	save history of the data and model
322	"""
323	if self.model==None:
324	return
325	if hasattr(self,"enable_disp"):
326	self.state.enable_disp = self.enable_disp.GetValue()
327	if hasattr(self, "disp_box"):
328	self.state.disp_box = self.disp_box.GetSelection()
329
330	self.state.model = self.model.clone()
331	new_state = self.state.clone()
332
333	##Add model state on context menu
334	self.number_saved_state += 1
335	name= self.model.name+"[%g]"%self.number_saved_state
336	self.saved_states[name]= new_state
337
338	## Add item in the context menu
339	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.gmtime()
340	my_time= str(hour)+"hrs "+str(minute)+"min "+str(second)+"s"
341	date= str( month)+"\|"+str(day)+"\|"+str(year)
342	msg= "Model saved at %s on %s"%(my_time, date)
343	## post help message for the selected model
344	msg +=" Saved! right click on this page to retrieve this model"
345	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
346
347	id = wx.NewId()
348	self.slicerpop.Append(id,name,str(msg))
349	wx.EVT_MENU(self, id, self.onResetModel)
350
351	def onSetFocus(self, evt):
352	"""
353	highlight the current textcrtl and hide the error text control shown
354	after fitting
355	"""
356
357	if hasattr(self,"text2_3"):
358	self.text2_3.Hide()
359	if len(self.parameters)>0:
360	for item in self.parameters:
361	## hide statictext +/-
362	if item[3]!=None:
363	item[3].Hide()
364	## hide textcrtl for error after fit
365	if item[4]!=None:
366	item[4].Clear()
367	item[4].Hide()
368	if len(self.fittable_param)>0:
369	for item in self.fittable_param:
370	## hide statictext +/-
371	if item[3]!=None:
372	item[3].Hide()
373	## hide textcrtl for error after fit
374	if item[4]!=None:
375	item[4].Clear()
376	item[4].Hide()
377	self.Layout()
378	# Get a handle to the TextCtrl
379	widget = evt.GetEventObject()
380	# Select the whole control, after this event resolves
381	wx.CallAfter(widget.SetSelection, -1,-1)
382	return
383
384
385	def read_file(self, path):
386	"""
387	Read two columns file
388	@param path: the path to the file to read
389	"""
390	try:
391	if path==None:
392	wx.PostEvent(self.parent.parent, StatusEvent(status=\
393	" Selected Distribution was not loaded: %s"%path))
394	return None, None
395	input_f = open(path, 'r')
396	buff = input_f.read()
397	lines = buff.split('\n')
398
399	angles = []
400	weights=[]
401	for line in lines:
402	toks = line.split()
403	if len(toks)==2:
404	try:
405	angle = float(toks[0])
406	weight = float(toks[1])
407	except:
408	# Skip non-data lines
409	pass
410	angles.append(angle)
411	weights.append(weight)
412	return numpy.array(angles), numpy.array(weights)
413	except:
414	raise
415
416
417	def createMemento(self):
418	"""
419	return the current state of the page
420	"""
421	return self.state.clone()
422
423
424	def save_current_state(self):
425	"""
426	Store current state
427	"""
428	if self.model!= None:
429	self.state.model = self.model.clone()
430	self.state.save_data(self.data)
431
432	if hasattr(self,"cb1"):
433	self.state.cb1= self.cb1.GetValue()
434
435	if hasattr(self,"enable_disp"):
436	self.state.enable_disp= self.enable_disp.GetValue()
437
438	if hasattr(self,"enable_smearer"):
439	self.state.enable_smearer = self.enable_smearer.GetValue()
440
441	if hasattr(self,"disp_box"):
442	self.state.disp_box = self.disp_box.GetCurrentSelection()
443	self._save_plotting_range()
444
445	## save checkbutton state and txtcrtl values
446	self.state.parameters=[]
447	self.state.fittable_param=[]
448	self.state.fixed_param=[]
449	self._copy_parameters_state(self.parameters, self.state.parameters)
450	self._copy_parameters_state(self.fittable_param, self.state.fittable_param)
451	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
452
453	## post state to fit panel
454	event = PageInfoEvent(page = self)
455	wx.PostEvent(self.parent, event)
456
457
458	def reset_page_helper(self, state):
459	"""
460	Use page_state and change the state of existing page
461	"""
462	self.state = state.clone()
463	self.model= self.state.model
464	self.data = self.state.data
465
466	##model parameter values restore
467	self._set_model_sizer_selection( self.model )
468	self.set_model_param_sizer(self.model)
469
470	## display dispersion info layer
471	self.enable_disp.SetValue(self.state.enable_disp)
472	if hasattr(self, "disp_box"):
473	self.disp_box.SetSelection(self.state.disp_box)
474	self._set_dipers_Param(event=None)
475
476	## smearing info restore
477	if hasattr(self,"enable_smearer"):
478	self.enable_smearer.SetValue(state.enable_smearer)
479
480	##plotting range restore
481	self._reset_plotting_range()
482	## reset context menu items
483	self._reset_context_menu()
484	## reset state of checkbox,textcrtl and parameters value
485	if hasattr(self, "cb1"):
486	self.cb1.SetValue(self.state.cb1)
487	self._reset_parameters_state(self.parameters,state.parameters)
488	self._reset_parameters_state(self.fittable_param,state.fittable_param)
489	self._reset_parameters_state(self.fixed_param,state.fixed_param)
490
491	## draw the model with previous parameters value
492	self._draw_model()
493
494
495
496
497
498	def _selectDlg(self):
499	"""
500	open a dialog file to selected the customized dispersity
501	"""
502	import os
503	dlg = wx.FileDialog(self, "Choose a weight file", os.getcwd(), "", ".", wx.OPEN)
504	path = None
505	if dlg.ShowModal() == wx.ID_OK:
506	path = dlg.GetPath()
507	dlg.Destroy()
508	return path
509
510
511	def _reset_context_menu(self):
512	"""
513	reset the context menu
514	"""
515	for name, state in self.state.saved_states.iteritems():
516	self.number_saved_state += 1
517	## Add item in the context menu
518	id = wx.NewId()
519	self.slicerpop.Append(id,name, 'Save model and state %g'%self.number_saved_state)
520	wx.EVT_MENU(self, id, self.onResetModel)
521
522	def _reset_plotting_range(self):
523	"""
524	Reset the plotting range to a given state
525	"""
526
527	self.qmin.SetValue(format_number(self.state.qmin))
528	self.qmax.SetValue(format_number(self.state.qmax))
529	if self.state.npts!=None:
530	self.npts.SetValue(format_number(self.state.npts))
531	self.num_points = float(self.state.npts)
532
533	self.qmin_x = float(self.qmin.GetValue())
534	self.qmax_x = float(self.qmax.GetValue())
535
536
537	def _save_plotting_range(self ):
538	"""
539	save the state of plotting range
540	"""
541	self.state.qmin = self.qmin_x
542	self.state.qmax = self.qmax_x
543	if self.npts!=None:
544	self.state.npts= self.num_points
545
546
547	def _onparamEnter_helper(self):
548	"""
549	check if values entered by the user are changed and valid to replot
550	model
551	use : _check_value_enter
552	"""
553	if self.model !=None:
554	## save current state
555	self.save_current_state()
556	# Flag to register when a parameter has changed.
557	is_modified = False
558	is_modified =self._check_value_enter( self.fittable_param ,is_modified)
559	is_modified =self._check_value_enter( self.fixed_param ,is_modified)
560	is_modified =self._check_value_enter( self.parameters ,is_modified)
561
562
563	self.Layout()
564	# Here we should check whether the boundaries have been modified.
565	# If qmin and qmax have been modified, update qmin and qmax and
566	# set the is_modified flag to True
567	from sans.guiframe.utils import check_value
568	if check_value( self.qmin, self.qmax):
569	if float(self.qmin.GetValue()) != self.qmin_x:
570	self.qmin_x = float(self.qmin.GetValue())
571	is_modified = True
572	if float(self.qmax.GetValue()) != self.qmax_x:
573	self.qmax_x = float(self.qmax.GetValue())
574	is_modified = True
575	self.fitrange = True
576	else:
577	self.fitrange = False
578	if self.npts != None:
579	if check_float(self.npts):
580	if float(self.npts.GetValue()) != self.num_points:
581	self.num_points = float(self.npts.GetValue())
582	is_modified = True
583	else:
584	msg= "Cannot Plot :Must enter a number!!! "
585	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
586
587
588	## if any value is modify draw model with new value
589	if is_modified:
590	self._draw_model()
591
592
593	def _reset_parameters_state(self, listtorestore,statelist):
594	"""
595	Reset the parameters at the given state
596	"""
597	if len(statelist)==0 or len(listtorestore)==0 :
598	return
599	if len(statelist)!= len(listtorestore) :
600	return
601	for j in range(len(listtorestore)):
602	item_page = listtorestore[j]
603	item_page_info = statelist[j]
604	##change the state of the check box for simple parameters
605	if item_page[0]!=None:
606	item_page[0].SetValue(item_page_info[0])
607
608	if item_page[2]!=None:
609	item_page[2].SetValue(item_page_info[2])
610
611	if item_page[3]!=None:
612	## show or hide text +/-
613	if item_page_info[2]:
614	item_page[3].Show(True)
615	else:
616	item_page[3].Hide()
617	if item_page[4]!=None:
618	## show of hide the text crtl for fitting error
619	if item_page_info[4][0]:
620	item_page[4].Show(True)
621	item_page[4].SetValue(item_page_info[4][1])
622	else:
623	item_page[3].Hide()
624	if item_page[5]!=None:
625	## show of hide the text crtl for fitting error
626	if item_page_info[5][0]:
627	item_page[5].Show(True)
628	item_page[5].SetValue(item_page_info[4][1])
629	else:
630	item_page[5].Hide()
631
632	if item_page[6]!=None:
633	## show of hide the text crtl for fitting error
634	if item_page_info[6][0]:
635	item_page[6].Show(True)
636	item_page[6].SetValue(item_page_info[6][1])
637	else:
638	item_page[6].Hide()
639
640
641	def _copy_parameters_state(self, listtocopy, statelist):
642	"""
643	copy the state of button
644	@param listtocopy: the list of check button to copy
645	@param statelist: list of state object to store the current state
646	"""
647	if len(listtocopy)==0:
648	return
649
650	for item in listtocopy:
651	checkbox_state = None
652	if item[0]!= None:
653	checkbox_state= item[0].GetValue()
654	parameter_name = item[1]
655	parameter_value = None
656	if item[2]!=None:
657	parameter_value = item[2].GetValue()
658	static_text = None
659	if item[3]!=None:
660	static_text = item[3].IsShown()
661	error_value = None
662	error_state = None
663	if item[4]!= None:
664	error_value = item[4].GetValue()
665	error_state = item[4].IsShown()
666
667	min_value = None
668	min_state = None
669	if item[5]!= None:
670	min_value = item[5].GetValue()
671	min_state = item[5].IsShown()
672
673	max_value = None
674	max_state = None
675	if item[6]!= None:
676	max_value = item[6].GetValue()
677	max_state = item[6].IsShown()
678
679	statelist.append([checkbox_state, parameter_name, parameter_value,
680	static_text ,[error_state,error_value],
681	[min_state,min_value],[max_state , max_value],None])
682
683
684
685	def _set_model_sizer_selection(self, model):
686	"""
687	Display the sizer according to the type of the current model
688	"""
689	if hasattr(model ,"model2"):
690
691	class_name= model.model2.__class__
692	name= model.model2.name
693	flag= name != "NoStructure"
694	if flag and (class_name in self.model_list_box["Structure Factors"]):
695	self.structurebox.Enable()
696	items = self.structurebox.GetItems()
697	self.sizer1.Layout()
698	self.SetScrollbars(20,20,200,100)
699	for i in range(len(items)):
700	if items[i]== str(name):
701	self.structurebox.SetSelection(i)
702	break
703
704	if hasattr(model ,"model1"):
705	class_name = model.model1.__class__
706	name = model.model1.name
707	self.formfactorbox.Clear()
708
709	for k, list in self.model_list_box.iteritems():
710	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
711	self.shape_rbutton.SetValue(True)
712	## fill the form factor list with new model
713	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
714	items = self.formfactorbox.GetItems()
715	## set comboxbox to the selected item
716	for i in range(len(items)):
717	if items[i]== str(name):
718	self.formfactorbox.SetSelection(i)
719	break
720	return
721	elif k == "Shape-Independent":
722	self.shape_indep_rbutton.SetValue(True)
723	elif k == "Structure Factors":
724	self.struct_rbutton.SetValue(True)
725	else:
726	self.plugin_rbutton.SetValue(True)
727
728	if class_name in list:
729	## fill the form factor list with new model
730	self._populate_box(self.formfactorbox, list)
731	items = self.formfactorbox.GetItems()
732	## set comboxbox to the selected item
733	for i in range(len(items)):
734	if items[i]== str(name):
735	self.formfactorbox.SetSelection(i)
736	break
737	break
738	else:
739	## Select the model from the combobox
740	class_name = model.__class__
741	name = model.name
742	self.formfactorbox.Clear()
743	items = self.formfactorbox.GetItems()
744
745	for k, list in self.model_list_box.iteritems():
746	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
747
748	if class_name in self.model_list_box["P(Q)*S(Q)"]:
749	self.structurebox.Enable()
750	else:
751	self.structurebox.Disable()
752	self.structurebox.SetSelection(0)
753
754	self.shape_rbutton.SetValue(True)
755	## fill the form factor list with new model
756	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
757	items = self.formfactorbox.GetItems()
758	## set comboxbox to the selected item
759	for i in range(len(items)):
760	if items[i]== str(name):
761	self.formfactorbox.SetSelection(i)
762	break
763	return
764	elif k == "Shape-Independent":
765	self.shape_indep_rbutton.SetValue(True)
766	elif k == "Structure Factors":
767	self.struct_rbutton.SetValue(True)
768	else:
769	self.plugin_rbutton.SetValue(True)
770	if class_name in list:
771	self.structurebox.SetSelection(0)
772	self.structurebox.Disable()
773	## fill the form factor list with new model
774	self._populate_box(self.formfactorbox, list)
775	items = self.formfactorbox.GetItems()
776	## set comboxbox to the selected item
777	for i in range(len(items)):
778	if items[i]== str(name):
779	self.formfactorbox.SetSelection(i)
780	break
781	break
782
783
784	def _draw_model(self):
785	"""
786	Method to draw or refresh a plotted model.
787	The method will use the data member from the model page
788	to build a call to the fitting perspective manager.
789
790	[Note to coder: This way future changes will be done in only one place.]
791	"""
792	if self.model !=None:
793	self.manager.draw_model(self.model, data=self.data,
794	qmin=float(self.qmin_x), qmax=float(self.qmax_x),
795	qstep= float(self.num_points),
796	enable2D=self.enable2D)
797
798	def _set_model_sizer(self, sizer, title="", object=None):
799	"""
800	Use lists to fill a sizer for model info
801	"""
802
803	sizer.Clear(True)
804	box_description= wx.StaticBox(self, -1,str(title))
805	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
806	#--------------------------------------------------------
807	self.shape_rbutton = wx.RadioButton(self, -1, 'Shapes', style=wx.RB_GROUP)
808	self.shape_indep_rbutton = wx.RadioButton(self, -1, "Shape-Independent")
809	self.struct_rbutton = wx.RadioButton(self, -1, "Structure Factor ")
810	self.plugin_rbutton = wx.RadioButton(self, -1, "Customized Models")
811
812	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
813	id= self.shape_rbutton.GetId() )
814	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
815	id= self.shape_indep_rbutton.GetId() )
816	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
817	id= self.struct_rbutton.GetId() )
818	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
819	id= self.plugin_rbutton.GetId() )
820
821
822	sizer_radiobutton = wx.GridSizer(2, 2,5, 5)
823	sizer_radiobutton.Add(self.shape_rbutton)
824	sizer_radiobutton.Add(self.shape_indep_rbutton)
825	sizer_radiobutton.Add(self.plugin_rbutton)
826	sizer_radiobutton.Add(self.struct_rbutton)
827
828	sizer_selection = wx.BoxSizer(wx.HORIZONTAL)
829
830	self.text1 = wx.StaticText( self,-1,"" )
831	self.text2 = wx.StaticText( self,-1,"P(Q)*S(Q)" )
832
833
834	self.formfactorbox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
835	if self.model!=None:
836	self.formfactorbox.SetValue(self.model.name)
837
838
839	self.structurebox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
840	wx.EVT_COMBOBOX(self.formfactorbox,-1, self._on_select_model)
841	wx.EVT_COMBOBOX(self.structurebox,-1, self._on_select_model)
842
843
844
845	## fill combox box
846	if len(self.model_list_box)>0:
847	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
848
849	if len(self.model_list_box)>0:
850	self._populate_box( self.structurebox,
851	self.model_list_box["Structure Factors"])
852	self.structurebox.Insert("None", 0,None)
853	self.structurebox.SetSelection(0)
854	self.structurebox.Disable()
855
856	if self.model.__class__ in self.model_list_box["P(Q)*S(Q)"]:
857	self.structurebox.Enable()
858
859
860	## check model type to show sizer
861	if self.model !=None:
862	self._set_model_sizer_selection( self.model )
863
864	sizer_selection.Add(self.text1)
865	sizer_selection.Add((5,5))
866	sizer_selection.Add(self.formfactorbox)
867	sizer_selection.Add((5,5))
868	sizer_selection.Add(self.text2)
869	sizer_selection.Add((5,5))
870	sizer_selection.Add(self.structurebox)
871	sizer_selection.Add((5,5))
872
873	boxsizer1.Add( sizer_radiobutton )
874	boxsizer1.Add( (20,20))
875	boxsizer1.Add( sizer_selection )
876	if object !=None:
877	boxsizer1.Add( (-72,-72))
878	boxsizer1.Add( object, 0, wx.ALIGN_RIGHT\| wx.RIGHT, 10)
879	boxsizer1.Add( (60,60))
880	#--------------------------------------------------------
881	sizer.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
882	sizer.Layout()
883	self.SetScrollbars(20,20,200,100)
884
885
886	def _show_combox(self, event):
887	"""
888	Show combox box associate with type of model selected
889	"""
890	## Don't want to populate combo box again if the event comes from check box
891	if self.shape_rbutton.GetValue()and\
892	event.GetEventObject()==self.shape_rbutton:
893	##fill the combobox with form factor list
894	self.structurebox.SetSelection(0)
895	self.structurebox.Disable()
896	self.formfactorbox.Clear()
897	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
898
899	if self.shape_indep_rbutton.GetValue()and\
900	event.GetEventObject()==self.shape_indep_rbutton:
901	##fill the combobox with shape independent factor list
902	self.structurebox.SetSelection(0)
903	self.structurebox.Disable()
904	self.formfactorbox.Clear()
905	self._populate_box( self.formfactorbox,
906	self.model_list_box["Shape-Independent"])
907
908	if self.struct_rbutton.GetValue() and\
909	event.GetEventObject()==self.struct_rbutton:
910	##fill the combobox with structure factor list
911	self.structurebox.SetSelection(0)
912	self.structurebox.Disable()
913	self.formfactorbox.Clear()
914	self._populate_box( self.formfactorbox,
915	self.model_list_box["Structure Factors"])
916
917	if self.plugin_rbutton.GetValue()and\
918	event.GetEventObject()==self.plugin_rbutton:
919
920	##fill the combobox with form factor list
921	self.structurebox.Disable()
922	self.formfactorbox.Clear()
923	self._populate_box( self.formfactorbox,
924	self.model_list_box["Customized Models"])
925
926	self._on_select_model(event=None)
927	self.sizer4_4.Layout()
928	self.sizer4.Layout()
929	self.Layout()
930	self.Refresh()
931	self.SetScrollbars(20,20,200,100)
932
933	def _populate_box(self, combobox, list):
934	"""
935	fill combox box with dict item
936	@param list: contains item to fill the combox
937	item must model class
938	"""
939	for models in list:
940	model= models()
941	name = model.__class__.__name__
942	if models.__name__!="NoStructure":
943	if hasattr(model, "name"):
944	name = model.name
945	combobox.Append(name,models)
946	try:
947
948	combobox.SetSelection(0)
949
950	except:
951	pass
952
953	return 0
954
955
956	def _on_select_model_helper(self):
957	"""
958	call back for model selection
959	"""
960	## reset dictionary containing reference to dispersion
961	self._disp_obj_dict = {}
962	self.disp_cb_dict ={}
963	f_id = self.formfactorbox.GetCurrentSelection()
964	form_factor = self.formfactorbox.GetClientData( f_id )
965	if not form_factor in self.model_list_box["multiplication"]:
966	self.structurebox.Disable()
967	self.structurebox.SetSelection(0)
968	else:
969	self.structurebox.Enable()
970
971	s_id = self.structurebox.GetCurrentSelection()
972	struct_factor = self.structurebox.GetClientData( s_id )
973
974	if struct_factor !=None:
975	from sans.models.MultiplicationModel import MultiplicationModel
976	self.model= MultiplicationModel(form_factor(),struct_factor())
977	else:
978	self.model= form_factor()
979
980	## post state to fit panel
981	self.save_current_state()
982	self.sizer4_4.Layout()
983	self.sizer4.Layout()
984	self.Layout()
985	self.SetScrollbars(20,20,200,100)
986	self.Refresh()
987
988
989
990	def _onparamEnter(self,event):
991	"""
992	when enter value on panel redraw model according to changed
993	"""
994	tcrtl= event.GetEventObject()
995	if check_float(tcrtl):
996	self._onparamEnter_helper()
997	else:
998	msg= "Cannot Plot :Must enter a number!!! "
999	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1000	return
1001
1002
1003	def _check_value_enter(self, list, modified):
1004	"""
1005	@param list: model parameter and panel info
1006	each item of the list should be as follow:
1007	item=[cb state, name, value, "+/-", error of fit, min, max , units]
1008	"""
1009	is_modified = modified
1010	if len(list)==0:
1011	return is_modified
1012	for item in list:
1013	try:
1014	name = str(item[1])
1015	if hasattr(self,"text2_3"):
1016	self.text2_3.Hide()
1017	## check model parameters range
1018	## check minimun value
1019	param_min= None
1020	param_max= None
1021	if item[5]!= None:
1022	if format_number(item[5].GetValue())!="NaN":
1023	param_min = float(item[5].GetValue())
1024
1025	## check maximum value
1026	if item[6]!= None:
1027	if format_number(item[6].GetValue())!="NaN":
1028	param_max = float(item[6].GetValue())
1029
1030	from sans.guiframe.utils import check_value
1031	if param_min != None and param_max !=None:
1032	if not check_value(item[5], item[6]):
1033	msg= "Wrong Fit range entered for parameter "
1034	msg+= "name %s of model %s "%(name, self.model.name)
1035	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1036	if name in self.model.details.keys():
1037	self.model.details[name][1:]= param_min,param_max
1038
1039	## hide statictext +/-
1040	if item[3]!=None:
1041	item[3].Hide()
1042	## hide textcrtl for error after fit
1043	if item[4]!=None:
1044	item[4].Clear()
1045	item[4].Hide()
1046
1047
1048	value= float(item[2].GetValue())
1049
1050	# If the value of the parameter has changed,
1051	# +update the model and set the is_modified flag
1052	if value != self.model.getParam(name):
1053	self.model.setParam(name,value)
1054	is_modified = True
1055
1056	except:
1057	msg= "Model Drawing Error:wrong value entered : %s"% sys.exc_value
1058	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
1059	return
1060
1061	return is_modified
1062
1063
1064	def _set_dipers_Param(self, event):
1065	"""
1066	Add more item to select user dispersity
1067	"""
1068	if self.model == None:
1069	msg= " Select non - model value:%s !"%self.model
1070	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
1071	return
1072	else:
1073
1074	if self.enable_disp.GetValue():
1075	self.model_disp.Show(True)
1076	self.disp_box.Show(True)
1077	## layout for model containing no dispersity parameters
1078	if len(self.disp_list)==0:
1079	self._layout_sizer_noDipers()
1080	else:
1081	## set gaussian sizer
1082	self._on_select_Disp(event=None)
1083	else:
1084	self.model_disp.Hide()
1085	self.disp_box.Hide()
1086	self.sizer4_4.Clear(True)
1087	self._reset_dispersity()
1088
1089
1090	## post state to fit panel
1091	self.save_current_state()
1092
1093
1094
1095
1096	def _layout_sizer_noDipers(self):
1097	"""
1098	Draw a sizer with no dispersity info
1099	"""
1100	ix=0
1101	iy=1
1102	self.fittable_param=[]
1103	self.fixed_param=[]
1104	self.model_disp.Hide()
1105	self.disp_box.Hide()
1106	self.sizer4_4.Clear(True)
1107	model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model')
1108	self.sizer4_4.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1109	self.sizer4_4.Layout()
1110	self.sizer4.Layout()
1111	self.SetScrollbars(20,20,200,100)
1112
1113
1114	def _reset_dispersity(self):
1115	"""
1116	put gaussian dispersity into current model
1117	"""
1118	self.fittable_param=[]
1119	self.fixed_param=[]
1120
1121	from sans.models.dispersion_models import GaussianDispersion
1122	if len(self.disp_cb_dict)==0:
1123	self.sizer4_4.Clear(True)
1124	self.sizer4_4.Layout()
1125	self.sizer4.Layout()
1126	self.Layout()
1127	self.Refresh()
1128	self.SetScrollbars(20,20,200,100)
1129	return
1130
1131	for p in self.disp_cb_dict:
1132	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
1133	disp_model = GaussianDispersion()
1134	# Store the object to make it persist outside the scope of this method
1135	#TODO: refactor model to clean this up?
1136	self._disp_obj_dict[p] = disp_model
1137	# Set the new model as the dispersion object for the selected parameter
1138	self.model.set_dispersion(p, disp_model)
1139	# Redraw the model
1140	self._draw_model()
1141
1142	self.sizer4_4.Layout()
1143	self.sizer4.Layout()
1144	self.Layout()
1145	self.SetScrollbars(20,20,200,100)
1146	self.Refresh()
1147
1148
1149
1150	def _on_select_Disp(self,event):
1151	"""
1152	allow selecting different dispersion
1153	self.disp_list should change type later .now only gaussian
1154	"""
1155
1156	n = self.disp_box.GetCurrentSelection()
1157	dispersity= self.disp_box.GetClientData(n)
1158	name= dispersity.__name__
1159	if name == "GaussianDispersion":
1160	self._set_sizer_gaussian()
1161
1162	if name=="ArrayDispersion":
1163	self._set_sizer_arraydispersion()
1164
1165	self.state.disp_box= n
1166	## post state to fit panel
1167	event = PageInfoEvent(page = self)
1168	wx.PostEvent(self.parent, event)
1169
1170	self.sizer4_4.Layout()
1171	self.sizer4.Layout()
1172	self.Layout()
1173	self.SetScrollbars(20,20,200,100)
1174	self.Refresh()
1175
1176
1177
1178
1179	def _set_sizer_arraydispersion(self):
1180	"""
1181	draw sizer with array dispersity parameters
1182	"""
1183	self.sizer4_4.Clear(True)
1184	ix=0
1185	iy=1
1186	disp1 = wx.StaticText(self, -1, 'Array Dispersion')
1187	self.sizer4_4.Add(disp1,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1188
1189	# Look for model parameters to which we can apply an ArrayDispersion model
1190	# Add a check box for each parameter.
1191	self.disp_cb_dict = {}
1192	for p in self.model.dispersion.keys():
1193	ix+=1
1194	self.disp_cb_dict[p] = wx.CheckBox(self, -1, p, (10, 10))
1195
1196	wx.EVT_CHECKBOX(self, self.disp_cb_dict[p].GetId(), self.select_disp_angle)
1197	self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
1198
1199	ix =0
1200	iy +=1
1201	self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1202	self.sizer4_4.Layout()
1203	self.sizer4.Layout()
1204	self.SetScrollbars(20,20,200,100)
1205
1206
1207	def _set_range_sizer(self, title, object1=None,object=None):
1208	"""
1209	Fill the
1210	"""
1211	self.sizer5.Clear(True)
1212	box_description= wx.StaticBox(self, -1,str(title))
1213	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1214	#--------------------------------------------------------------
1215	self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
1216	self.qmin.SetValue(format_number(self.qmin_x))
1217	self.qmin.SetToolTipString("Minimun value of Q in linear scale.")
1218	self.qmin.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
1219	self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
1220	self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
1221
1222	self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
1223	self.qmax.SetValue(format_number(self.qmax_x))
1224	self.qmax.SetToolTipString("Maximum value of Q in linear scale.")
1225	self.qmax.Bind(wx.EVT_SET_FOCUS, self.onSetFocus)
1226	self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
1227	self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
1228
1229	sizer_horizontal=wx.BoxSizer(wx.HORIZONTAL)
1230	sizer= wx.GridSizer(3, 3,5, 5)
1231
1232	sizer.Add((5,5))
1233	sizer.Add(wx.StaticText(self, -1, 'Min'))
1234	sizer.Add(wx.StaticText(self, -1, 'Max'))
1235	sizer.Add(wx.StaticText(self, -1, 'Q range'))
1236
1237	sizer.Add(self.qmin)
1238	sizer.Add(self.qmax)
1239	sizer_horizontal.Add(sizer)
1240	if object!=None:
1241	sizer_horizontal.Add(object)
1242
1243	if object1!=None:
1244	boxsizer1.Add(object1)
1245	boxsizer1.Add((10,10))
1246	boxsizer1.Add(sizer_horizontal)
1247	## save state
1248	self.save_current_state()
1249	#----------------------------------------------------------------
1250	self.sizer5.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1251	self.sizer5.Layout()
1252	self.Layout()
1253	self.SetScrollbars(20,20,200,100)
1254
1255
1256	def _fill_save_sizer(self):
1257	"""
1258	Draw the layout for saving option
1259	"""
1260	self.sizer6.Clear(True)
1261	box_description= wx.StaticBox(self, -1,"Save Status")
1262	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1263	sizer_save = wx.BoxSizer(wx.HORIZONTAL)
1264
1265	self.btSave_title = wx.StaticText(self, -1, 'Save the current panel status')
1266	self.btSave = wx.Button(self,wx.NewId(),'Save')
1267	self.btSave.Bind(wx.EVT_BUTTON, self.onSave,id= self.btSave.GetId())
1268	self.btSave.SetToolTipString("Save current panel status")
1269
1270	sizer_save.Add(self.btSave_title)
1271	sizer_save.Add((20,20),0, wx.LEFT\|wx.RIGHT\|wx.EXPAND,45)
1272
1273	sizer_save.Add(self.btSave)
1274
1275	boxsizer1.Add(sizer_save)
1276	self.sizer6.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1277	self.sizer6.Layout()
1278	self.SetScrollbars(20,20,200,100)
1279
1280
1281

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SasView

source: sasview/sansview/perspectives/fitting/basepage.py @ 69bee6d

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