basepage.py @ 00c3aac

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 00c3aac was 00c3aac, checked in by Gervaise Alina <gervyh@…>, 15 years ago
save option not completed.working on it
Property mode set to `100644`
File size: 37.7 KB

Line
1
2	import sys
3	import wx
4	import numpy
5
6	from sans.guiframe.utils import format_number
7	from sans.guicomm.events import StatusEvent
8
9	_BOX_WIDTH = 80
10
11	class BasicPage(wx.ScrolledWindow):
12	"""
13	This class provide general structure of fitpanel page
14	"""
15	## Internal name for the AUI manager
16	window_name = "Fit page"
17	## Title to appear on top of the window
18	window_caption = "Fit Page"
19	name=""
20	def __init__(self,parent, pageinfo, name):
21	wx.ScrolledWindow.__init__(self, parent)
22	## store name
23	self.name = name
24	## store info of panel
25	self.page_info= pageinfo
26	self.page_info.page_name = name
27	## parent of the page
28	self.parent = parent
29	## owner of the page (fitting plugin)
30	self.event_owner= None
31	## create the basic structure of the panel with empty sizer
32	self.define_page_structure()
33	## dictionary containing list of models
34	self.model_list_box={}
35	## Data member to store the dispersion object created
36	self._disp_obj_dict = {}
37	self.disp_cb_dict ={}
38	##list of model parameters. each item must have same length
39	## each item related to a given parameters
40	##[cb state, name, value, "+/-", error of fit, min, max , units]
41	self.parameters=[]
42	## list of parameters to fit , must be like self.parameters
43	self.param_toFit=[]
44	## list of looking like parameters but with non fittable parameters info
45	self.fixed_param=[]
46	## list of looking like parameters but with fittable parameters info
47	self.fittable_param=[]
48	##list of dispersion parameters
49	self.disp_list=[]
50
51	##enable model 2D draw
52	self.enable2D= False
53	## check that the fit range is correct to plot the model again
54	self.fitrange= True
55	## current model
56	self.model= None
57	## data
58	self.data=None
59	## Q range
60	self.qmin_x= 0.001
61	self.qmax_x= 0.1
62	self.num_points= 100
63	## changing initial values given page_info value
64	if self.page_info !=None and len(self.page_info.model_list_box) >0:
65	self.model_list_box = self.page_info.model_list_box
66	## current model
67	self.model=self.page_info.model
68	self.data = self.page_info.data
69	self.event_owner = self.page_info.event_owner
70	if self.model !=None:
71	self.disp_list= self.model.getDispParamList()
72	## drawing Initial dispersion parameters sizer
73	self.set_dispers_sizer()
74	self._fill_save_sizer()
75	## layout
76	self.set_layout()
77
78
79	def define_page_structure(self):
80	"""
81	Create empty sizer for a panel
82	"""
83	self.vbox = wx.BoxSizer(wx.VERTICAL)
84	self.sizer0 = wx.BoxSizer(wx.VERTICAL)
85	self.sizer1 = wx.BoxSizer(wx.VERTICAL)
86	self.sizer2 = wx.BoxSizer(wx.VERTICAL)
87	self.sizer3 = wx.BoxSizer(wx.VERTICAL)
88	self.sizer4 = wx.BoxSizer(wx.VERTICAL)
89	self.sizer5 = wx.BoxSizer(wx.VERTICAL)
90	self.sizer6 = wx.BoxSizer(wx.VERTICAL)
91
92	self.sizer0.SetMinSize((375,-1))
93	self.sizer1.SetMinSize((375,-1))
94	self.sizer2.SetMinSize((375,-1))
95	self.sizer3.SetMinSize((375,-1))
96	self.sizer4.SetMinSize((375,-1))
97	self.sizer5.SetMinSize((375,-1))
98	self.sizer6.SetMinSize((375,-1))
99
100	self.vbox.Add(self.sizer0)
101	self.vbox.Add(self.sizer1)
102	self.vbox.Add(self.sizer2)
103	self.vbox.Add(self.sizer3)
104	self.vbox.Add(self.sizer4)
105	self.vbox.Add(self.sizer5)
106	self.vbox.Add(self.sizer6)
107
108	def set_layout(self):
109	"""
110	layout
111	"""
112	self.vbox.Layout()
113	self.vbox.Fit(self)
114	self.SetSizer(self.vbox)
115
116	self.set_scroll()
117	self.Centre()
118
119	def set_scroll(self):
120	self.SetScrollbars(20,20,200,100)
121	self.Layout()
122	self.SetAutoLayout(True)
123
124	def set_owner(self,owner):
125	"""
126	set owner of fitpage
127	@param owner: the class responsible of plotting
128	"""
129	self.event_owner = owner
130	self.page_info.event_owner = owner
131
132	def set_manager(self, manager):
133	"""
134	set panel manager
135	@param manager: instance of plugin fitting
136	"""
137	self.manager = manager
138	self.page_info.manager = manager
139
140	def populate_box(self, dict):
141	"""
142	Store list of model
143	@param dict: dictionary containing list of models
144	"""
145	self.model_list_box = dict
146	if self.page_info!=None:
147	self.page_info.model_list_box = self.model_list_box
148
149
150
151	def set_dispers_sizer(self):
152	"""
153	fill sizer containing dispersity info
154	"""
155	self.sizer4.Clear(True)
156	box_description= wx.StaticBox(self, -1,"PolyDispersity")
157	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
158	#----------------------------------------------------
159	self.disable_disp = wx.RadioButton(self, -1, 'No', (10, 10), style=wx.RB_GROUP)
160	self.enable_disp = wx.RadioButton(self, -1, 'Yes', (10, 30))
161	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.disable_disp.GetId())
162	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.enable_disp.GetId())
163
164	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
165	sizer_dispersion.Add((20,20))
166	sizer_dispersion.Add(wx.StaticText(self,-1,'Polydispersity: '))
167	sizer_dispersion.Add(self.enable_disp )
168	sizer_dispersion.Add((20,20))
169	sizer_dispersion.Add(self.disable_disp )
170	sizer_dispersion.Add((10,10))
171
172	## fill a sizer with the combobox to select dispersion type
173	sizer_select_dispers = wx.BoxSizer(wx.HORIZONTAL)
174	self.model_disp = wx.StaticText(self, -1, 'Model Disp')
175
176	import sans.models.dispersion_models
177	self.polydisp= sans.models.dispersion_models.models
178	self.disp_box = wx.ComboBox(self, -1)
179	self.disp_box.SetValue("GaussianModel")
180
181	for key in self.polydisp.iterkeys():
182	name = str(key.__name__)
183	if name=="ArrayDispersion":
184	# Remove the option until the rest of the code is ready for it
185	self.disp_box.Append("Select customized Model",key)
186	pass
187	else:
188	self.disp_box.Append(name,key)
189	wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp)
190
191	sizer_select_dispers.Add((10,10))
192	sizer_select_dispers.Add(self.model_disp)
193	sizer_select_dispers.Add(self.disp_box)
194	sizer_select_dispers.Add((10,10))
195	self.model_disp.Hide()
196	self.disp_box.Hide()
197
198	boxsizer1.Add( sizer_dispersion )
199	boxsizer1.Add( (10,10) )
200	boxsizer1.Add( sizer_select_dispers )
201	self.sizer4_4 = wx.GridBagSizer(5,5)
202	boxsizer1.Add( self.sizer4_4 )
203	#-----------------------------------------------------
204	self.sizer4.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
205	self.sizer4.Layout()
206
207	self.SetScrollbars(20,20,200,100)
208
209
210	def select_disp_angle(self, event):
211	"""
212	Event for when a user select a parameter to average over.
213	@param event: check box event
214	"""
215
216
217	# Go through the list of dispersion check boxes to identify which one has changed
218	for p in self.disp_cb_dict:
219	# Catch which one of the box was just checked or unchecked.
220	if event.GetEventObject() == self.disp_cb_dict[p]:
221
222
223	if self.disp_cb_dict[p].GetValue() == True:
224	# The user wants this parameter to be averaged.
225	# Pop up the file selection dialog.
226	path = self._selectDlg()
227
228	# If nothing was selected, just return
229	if path is None:
230	self.disp_cb_dict[p].SetValue(False)
231	return
232
233	try:
234	values,weights = self.read_file(path)
235	except:
236	msg="Could not read input file"
237	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
238	return
239
240	# If any of the two arrays is empty, notify the user that we won't
241	# proceed
242	if values is None or weights is None:
243	wx.PostEvent(self.parent.parent, StatusEvent(status=\
244	"The loaded %s distrubtion is corrupted or empty" % p))
245	return
246
247	# Tell the user that we are about to apply the distribution
248	wx.PostEvent(self.parent.parent, StatusEvent(status=\
249	"Applying loaded %s distribution: %s" % (p, path)))
250
251	# Create the dispersion objects
252	from sans.models.dispersion_models import ArrayDispersion
253	disp_model = ArrayDispersion()
254	disp_model.set_weights(values, weights)
255	# Store the object to make it persist outside the scope of this method
256	#TODO: refactor model to clean this up?
257	self._disp_obj_dict[p] = disp_model
258
259	# Set the new model as the dispersion object for the selected parameter
260	self.model.set_dispersion(p, disp_model)
261
262	else:
263	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
264	self._reset_dispersity()
265
266	## Redraw the model
267	self._draw_model()
268	return
269
270	def onSave(self, event):
271	"""
272	save history of the data and model
273	"""
274	self.page_info.model= self.model
275	self.page_info.data = self.data
276	import os
277
278
279	path = None
280	dlg = wx.FileDialog(self, "Choose a file", os.getcwd(), "", "*.txt", wx.SAVE)
281	if dlg.ShowModal() == wx.ID_OK:
282	path = dlg.GetPath()
283	mypath = os.path.basename(path)
284
285	dlg.Destroy()
286
287	if not path == None:
288	out = open(path, 'w')
289	has_data = self.data !=None
290	has_model = self.model!=None
291	import time
292	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.gmtime()
293	import os.path
294	out.write("Title: State for %s\n"%os.path.basename(path))
295	out.write("Date: %g\%g\%g \n"%(year, month, day))
296	out.write("GMT Time: %g:%g:%g \n\n"%(hour,minute, second))
297	# Sanity check
298	if has_data:
299	out.write("Fit Data name: %s\n\n"%self.data.name)
300
301	if has_model:
302	out.write("Model name: %s\n"%self.model.name)
303	if len(self.parameters)>0:
304	out.write("Parameters Info:\n")
305	msg= "Name\t\tValues\t\t+\-\tErrors\t\tMin\t\tMax\t\tUnits\t\tstate\n"
306	out.write(msg)
307	##self.parameters=
308	##[cb state, name, value, "+/-", error of fit, min, max , units]
309	for item in self.parameters:
310	if item[1]!=None:
311	name= item[1]
312	else:
313	name=""
314	if item[2]!=None:
315	value= str(item[2].GetValue().rstrip().lstrip())
316	else:
317	value=""
318	if item[3]!=None:
319	sign= str(item[3].GetLabelText().rstrip().lstrip())
320	else:
321	sign=""
322	if item[4]!=None:
323	error= str(item[4].GetValue().rstrip().lstrip())
324	else:
325	error=""
326	if item[5]!=None:
327	min= str(item[5].GetValue().rstrip().lstrip())
328	else:
329	min=""
330	if item[6]!=None:
331	max= str(item[6].GetValue().rstrip().lstrip())
332	else:
333	max=""
334	if item[7]!=None:
335	unit= str(item[7].GetLabelText().rstrip().lstrip())
336	else:
337	unit=""
338	if item[0]!=None:
339	if item[0].GetValue():
340	state= "Fitted"
341	else:
342	state= "Not Fitted"
343	else:
344	state="Not Fitted"
345
346	msg= "%s\t\t%s\t\t%s\t%s\t\t%s\t\t%s\t\t%s\t\t%s\n"\
347	%(name,value,sign,error,min,max,unit,state)
348	out.write(msg)
349
350
351	out.close()
352
353
354
355	def read_file(self, path):
356	"""
357	Read two columns file
358	@param path: the path to the file to read
359	"""
360	try:
361	if path==None:
362	wx.PostEvent(self.parent.parent, StatusEvent(status=\
363	" Selected Distribution was not loaded: %s"%path))
364	return None, None
365	input_f = open(path, 'r')
366	buff = input_f.read()
367	lines = buff.split('\n')
368
369	angles = []
370	weights=[]
371	for line in lines:
372	toks = line.split()
373	if len(toks)==2:
374	try:
375	angle = float(toks[0])
376	weight = float(toks[1])
377	except:
378	# Skip non-data lines
379	pass
380	angles.append(angle)
381	weights.append(weight)
382	return numpy.array(angles), numpy.array(weights)
383	except:
384	raise
385
386
387	def _selectDlg(self):
388	"""
389	open a dialog file to selected the customized dispersity
390	"""
391	import os
392	dlg = wx.FileDialog(self, "Choose a weight file", os.getcwd(), "", ".", wx.OPEN)
393	path = None
394	if dlg.ShowModal() == wx.ID_OK:
395	path = dlg.GetPath()
396	dlg.Destroy()
397	return path
398
399
400	def _onparamEnter_helper(self):
401	"""
402	check if values entered by the user are changed and valid to replot
403	model
404	use : _check_value_enter
405	"""
406	if self.model !=None:
407	# Flag to register when a parameter has changed.
408	is_modified = False
409	is_modified =self._check_value_enter( self.fittable_param ,is_modified)
410	is_modified =self._check_value_enter( self.fixed_param ,is_modified)
411	is_modified =self._check_value_enter( self.parameters ,is_modified)
412
413	self.Layout()
414	# Here we should check whether the boundaries have been modified.
415	# If qmin and qmax have been modified, update qmin and qmax and
416	# set the is_modified flag to True
417	from sans.guiframe.utils import check_value
418	if check_value( self.qmin, self.qmax):
419	if float(self.qmin.GetValue()) != self.qmin_x:
420	self.qmin_x = float(self.qmin.GetValue())
421	is_modified = True
422	if float(self.qmax.GetValue()) != self.qmax_x:
423	self.qmax_x = float(self.qmax.GetValue())
424	is_modified = True
425	self.fitrange = True
426	else:
427	self.fitrange = False
428	if self.npts != None:
429	if float(self.npts.GetValue()) != self.num_points:
430	self.num_points = float(self.npts.GetValue())
431	is_modified = True
432	## if any value is modify draw model with new value
433	if is_modified:
434	self._draw_model()
435
436
437	def _set_model_sizer_selection(self, model):
438	"""
439	Display the sizer according to the type of the current model
440	"""
441	if hasattr(model ,"model2"):
442
443	class_name= model.model2.__class__
444	name= model.model2.name
445	flag= name != "NoStructure"
446	if flag and (class_name in self.model_list_box["Structure Factors"]):
447	self.structurebox.Show(True)
448	self.text2.Show(True)
449	self.multip_cb.SetValue(True)
450	items = self.structurebox.GetItems()
451	self.sizer1.Layout()
452	self.SetScrollbars(20,20,200,100)
453	for i in range(len(items)):
454	if items[i]== str(name):
455	self.structurebox.SetSelection(i)
456	break
457
458	if hasattr(model ,"model1"):
459	class_name = model.model1.__class__
460	name = model.model1.name
461	self.formfactorbox.Clear()
462
463	for k, list in self.model_list_box.iteritems():
464	if k == "shapes":
465	self.shape_rbutton.SetValue(True)
466	elif k == "Shape-independent":
467	self.shape_indep_rbutton.SetValue(True)
468	elif k == "Structure Factors":
469	self.struct_rbutton.SetValue(True)
470	else:
471	self.plugin_rbutton.SetValue(True)
472
473	if class_name in list:
474	## fill the form factor list with new model
475	self._populate_box(self.formfactorbox, list)
476	items = self.formfactorbox.GetItems()
477	## set comboxbox to the selected item
478	for i in range(len(items)):
479	if items[i]== str(name):
480	self.formfactorbox.SetSelection(i)
481	break
482	break
483	else:
484	## Select the model from the combo box
485	class_name = model.__class__
486	name = model.name
487	self.formfactorbox.Clear()
488	items = self.formfactorbox.GetItems()
489	for k, list in self.model_list_box.iteritems():
490	if k == "shapes":
491	self.shape_rbutton.SetValue(True)
492	elif k == "Shape-independent":
493	self.shape_indep_rbutton.SetValue(True)
494	elif k == "Structure Factors":
495	self.struct_rbutton.SetValue(True)
496	else:
497	self.plugin_rbutton.SetValue(True)
498	if class_name in list:
499	## fill the form factor list with new model
500	self._populate_box(self.formfactorbox, list)
501	items = self.formfactorbox.GetItems()
502	## set comboxbox to the selected item
503	for i in range(len(items)):
504	if items[i]== str(name):
505	self.formfactorbox.SetSelection(i)
506	break
507	break
508
509
510
511	def _draw_model(self):
512	"""
513	Method to draw or refresh a plotted model.
514	The method will use the data member from the model page
515	to build a call to the fitting perspective manager.
516
517	[Note to coder: This way future changes will be done in only one place.]
518	"""
519	if self.model !=None:
520	self.manager.draw_model(self.model, data=self.data,
521	qmin=float(self.qmin_x), qmax=float(self.qmax_x),
522	qstep= float(self.num_points),
523	enable2D=self.enable2D)
524
525	def _set_model_sizer(self, sizer, title="", object=None):
526	"""
527	Use lists to fill a sizer for model info
528	"""
529
530	sizer.Clear(True)
531	box_description= wx.StaticBox(self, -1,str(title))
532	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
533	#--------------------------------------------------------
534	self.shape_rbutton = wx.RadioButton(self, -1, 'Shape', style=wx.RB_GROUP)
535	self.shape_indep_rbutton = wx.RadioButton(self, -1, "Shape Independent")
536	self.struct_rbutton = wx.RadioButton(self, -1, "Structure ")
537	self.plugin_rbutton = wx.RadioButton(self, -1, "customized Model")
538	self.multip_cb = wx.CheckBox(self, -1,"P(Q)*S(Q)")
539
540
541
542	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
543	id= self.shape_rbutton.GetId() )
544	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
545	id= self.shape_indep_rbutton.GetId() )
546	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
547	id= self.struct_rbutton.GetId() )
548	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
549	id= self.plugin_rbutton.GetId() )
550	wx.EVT_CHECKBOX(self, self.multip_cb.GetId() , self._show_combox )
551	## store state
552	self.page_info.save_radiobox_state( self.shape_rbutton )
553	self.page_info.save_radiobox_state( self.shape_indep_rbutton )
554	self.page_info.save_radiobox_state( self.struct_rbutton )
555	self.page_info.save_radiobox_state( self.plugin_rbutton )
556
557
558	sizer_radiobutton = wx.GridSizer(3, 3,5, 5)
559	sizer_radiobutton.Add(self.shape_rbutton)
560	sizer_radiobutton.Add(self.shape_indep_rbutton)
561	sizer_radiobutton.Add(self.multip_cb)
562	sizer_radiobutton.Add(self.plugin_rbutton)
563	sizer_radiobutton.Add(self.struct_rbutton)
564
565	sizer_selection = wx.BoxSizer(wx.HORIZONTAL)
566
567	self.text1 = wx.StaticText( self,-1,"P(Q)" )
568	self.text2 = wx.StaticText( self,-1,"* S(Q)" )
569
570	self.text2.Hide()
571
572	self.formfactorbox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
573	if self.model!=None:
574	self.formfactorbox.SetValue(self.model.name)
575
576	self.structurebox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
577	wx.EVT_COMBOBOX(self.formfactorbox,-1, self._on_select_model)
578	wx.EVT_COMBOBOX(self.structurebox,-1, self._on_select_model)
579	self.structurebox.Hide()
580
581	## fill combox box
582	if len(self.model_list_box)>0:
583	self._populate_box( self.formfactorbox,self.model_list_box["shapes"])
584
585	if len(self.model_list_box)>0:
586	self._populate_box( self.structurebox,
587	self.model_list_box["Structure Factors"])
588
589	## check model type to show sizer
590	if self.model !=None:
591	self._set_model_sizer_selection( self.model )
592
593	sizer_selection.Add(self.text1)
594	sizer_selection.Add((5,5))
595	sizer_selection.Add(self.formfactorbox)
596	sizer_selection.Add((5,5))
597	sizer_selection.Add(self.text2)
598	sizer_selection.Add((5,5))
599	sizer_selection.Add(self.structurebox)
600	sizer_selection.Add((5,5))
601
602	boxsizer1.Add( sizer_radiobutton )
603	boxsizer1.Add( (20,20))
604	boxsizer1.Add( sizer_selection )
605	if object !=None:
606	boxsizer1.Add( (20,20))
607	boxsizer1.Add( object )
608	#--------------------------------------------------------
609	sizer.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
610	sizer.Layout()
611	self.SetScrollbars(20,20,200,100)
612
613
614	def _show_combox(self, event):
615	"""
616	Show combox box associate with type of model selected
617	"""
618	self.page_info.save_radiobox_state( self.shape_rbutton )
619	self.page_info.save_radiobox_state( self.shape_indep_rbutton )
620	self.page_info.save_radiobox_state( self.struct_rbutton )
621	self.page_info.save_radiobox_state( self.plugin_rbutton )
622
623
624
625	if self.shape_rbutton.GetValue():
626	##fill the comboxbox with form factor list
627	self.structurebox.Hide()
628	self.text2.Hide()
629	self.formfactorbox.Clear()
630	self._populate_box( self.formfactorbox,self.model_list_box["shapes"])
631
632	if self.shape_indep_rbutton.GetValue():
633	##fill the comboxbox with shape independent factor list
634	self.structurebox.Hide()
635	self.text2.Hide()
636	self.formfactorbox.Clear()
637	self._populate_box( self.formfactorbox,
638	self.model_list_box["Shape-independent"])
639
640	if self.struct_rbutton.GetValue():
641	##fill the comboxbox with structure factor list
642	self.structurebox.Hide()
643	self.text2.Hide()
644	self.formfactorbox.Clear()
645	self._populate_box( self.formfactorbox,
646	self.model_list_box["Structure Factors"])
647
648	if self.plugin_rbutton.GetValue():
649	##fill the comboxbox with form factor list
650	self.structurebox.Hide()
651	self.text2.Hide()
652	self.formfactorbox.Clear()
653	self._populate_box( self.formfactorbox,
654	self.model_list_box["Added models"])
655
656
657	if self.multip_cb.GetValue():
658	## multplication not available for structure factor
659	if self.struct_rbutton.GetValue():
660	self.multip_cb.SetValue(False)
661	self.structurebox.Hide()
662	return
663	##fill the comboxbox with form factor list
664	self.structurebox.Show(True)
665	self.text2.Show(True)
666	## draw empty model
667	from sans.models.NullModel import NullModel
668	self.model = NullModel()
669	self.model.name = "Select P(Q) and S(Q)"
670	self.set_model_param_sizer(self.model)
671	self.sizer4_4.Clear()
672	self.sizer4.Layout()
673	self._draw_model()
674
675	self.set_scroll()
676
677
678
679
680	def _populate_box(self, combobox, list):
681	"""
682	fill combox box with dict item
683	@param list: contains item to fill the combox
684	item must model class
685	"""
686	for models in list:
687	model= models()
688	name = model.__class__.__name__
689	if models.__name__!="NoStructure":
690	if hasattr(model, "name"):
691	name = model.name
692	combobox.Append(name,models)
693
694	wx.EVT_COMBOBOX(combobox,-1, self._on_select_model)
695	return 0
696
697
698	def _on_select_model_helper(self,event):
699	"""
700	call back for model selection
701	"""
702	f_id = self.formfactorbox.GetCurrentSelection()
703	s_id = self.structurebox.GetCurrentSelection()
704	form_factor = self.formfactorbox.GetClientData( f_id )
705	struct_factor = self.structurebox.GetClientData( s_id )
706
707	if self.multip_cb.GetValue():
708	if struct_factor != None and form_factor != None:
709	from sans.models.MultiplicationModel import MultiplicationModel
710	self.model= MultiplicationModel(form_factor(),struct_factor())
711	else:
712	from sans.models.NullModel import NullModel
713	self.model = NullModel()
714	self.model.name = "Select P(Q) and S(Q)"
715	msg= "select one P(Q) and one S(Q) to plot"
716	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
717	else:
718	if form_factor != None:
719	self.model= form_factor()
720
721
722	def _onparamEnter(self,event):
723	"""
724	when enter value on panel redraw model according to changed
725	"""
726	self._onparamEnter_helper()
727
728
729	def _check_value_enter(self, list, modified):
730	"""
731	@param list: model parameter and panel info
732	each item of the list should be as follow:
733	item=[cb state, name, value, "+/-", error of fit, min, max , units]
734	"""
735	is_modified = modified
736	if len(list)==0:
737	return is_modified
738	for item in list:
739	try:
740	if hasattr(self,"text2_3"):
741	self.text2_3.Hide()
742	if item[3]!=None:
743	item[3].Hide()
744	if item[4]!=None:
745	item[4].Clear()
746	item[4].Hide()
747	name = str(item[1])
748	value= float(item[2].GetValue())
749	# If the value of the parameter has changed,
750	# update the model and set the is_modified flag
751	if value != self.model.getParam(name):
752	self.model.setParam(name,value)
753	is_modified = True
754	except:
755	msg= "Model Drawing Error:wrong value entered : %s"% sys.exc_value
756	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
757	return
758
759	return is_modified
760
761
762
763	def _set_dipers_Param(self, event):
764	"""
765	Add more item to select user dispersity
766	"""
767	if self.model == None:
768	msg= " Select non - model value:%s !"%self.model
769	wx.PostEvent(self.parent.parent, StatusEvent(status= msg))
770	return
771	else:
772	if self.enable_disp.GetValue():
773	self.model_disp.Show(True)
774	self.disp_box.Show(True)
775	## layout for model containing no dispersity parameters
776	if len(self.disp_list)==0:
777	self._layout_sizer_noDipers()
778	else:
779	## set gaussian sizer
780	self._set_sizer_gaussian()
781	else:
782	self.model_disp.Hide()
783	self.disp_box.Hide()
784	self.sizer4_4.Clear(True)
785	self._reset_dispersity()
786	self._draw_model()
787
788	self.sizer4.Layout()
789	self.Layout()
790	self.SetScrollbars(20,20,200,100)
791
792
793
794	def _layout_sizer_noDipers(self):
795	"""
796	Draw a sizer with no dispersity info
797	"""
798	ix=0
799	iy=1
800	self.fittable_param=[]
801	self.fixed_param=[]
802	self.model_disp.Hide()
803	self.disp_box.Hide()
804	self.sizer4_4.Clear(True)
805	model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model')
806	self.sizer4_4.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
807	#self.sizer4_4.Layout()
808	self.sizer4.Layout()
809	self.SetScrollbars(20,20,200,100)
810	return
811
812	def _reset_gaussian_dispers(self):
813	"""
814	reset model paramaters to gaussian
815	TO IMPLEMENT
816	"""
817
818	return
819	from sans.models.dispersion_models import GaussianDispersion
820	if self.model==None:
821	return
822	list= self.model.dispersion.keys()
823	for key in list:
824
825	## The parameter was un-selected. Go back to Gaussian model (with 0 pts)
826	disp_model = GaussianDispersion()
827	## Set the new model as the dispersion object for the selected parameter
828	self.model.set_dispersion(key,disp_model)
829	self._draw_model()
830
831
832	def _reset_dispersity(self):
833	"""
834	put gaussian dispersity into current model
835	"""
836	self.fittable_param=[]
837	self.fixed_param=[]
838	from sans.models.dispersion_models import GaussianDispersion
839	if len(self.disp_cb_dict)==0:
840	return
841
842	for p in self.disp_cb_dict:
843	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
844	disp_model = GaussianDispersion()
845	# Store the object to make it persist outside the scope of this method
846	#TODO: refactor model to clean this up?
847	self._disp_obj_dict[p] = disp_model
848
849	# Set the new model as the dispersion object for the selected parameter
850	self.model.set_dispersion(p, disp_model)
851
852	# Redraw the model
853
854
855
856	def _on_select_Disp(self,event):
857	"""
858	allow selecting different dispersion
859	self.disp_list should change type later .now only gaussian
860	"""
861	dispersity =event.GetClientData()
862	name= dispersity.__name__
863
864	if name == "GaussianModel":
865	self._set_sizer_gaussian()
866
867	if name=="ArrayDispersion":
868	self._set_sizer_arraydispersion()
869
870
871
872
873	def _set_sizer_arraydispersion(self):
874	"""
875	draw sizer with array dispersity parameters
876	"""
877	self.sizer4_4.Clear(True)
878	ix=0
879	iy=1
880	disp1 = wx.StaticText(self, -1, 'Array Dispersion')
881	self.sizer4_4.Add(disp1,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
882
883	# Look for model parameters to which we can apply an ArrayDispersion model
884	# Add a check box for each parameter.
885	self.disp_cb_dict = {}
886	for p in self.model.dispersion.keys():
887	ix+=1
888	self.disp_cb_dict[p] = wx.CheckBox(self, -1, p, (10, 10))
889
890	wx.EVT_CHECKBOX(self, self.disp_cb_dict[p].GetId(), self.select_disp_angle)
891	self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
892
893	ix =0
894	iy +=1
895	self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
896	self.sizer4_4.Layout()
897	self.sizer4.Layout()
898	self.SetScrollbars(20,20,200,100)
899
900
901	def _set_range_sizer(self, title, object1=None,object=None):
902	"""
903	Fill the
904	"""
905	self.sizer5.Clear(True)
906	box_description= wx.StaticBox(self, -1,str(title))
907	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
908	#--------------------------------------------------------------
909	self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
910	self.qmin.SetValue(format_number(self.qmin_x))
911	self.qmin.SetToolTipString("Minimun value of Q in linear scale.")
912	self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
913	self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
914
915	self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
916	self.qmax.SetValue(format_number(self.qmax_x))
917	self.qmax.SetToolTipString("Maximum value of Q in linear scale.")
918	self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
919	self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
920
921	sizer_horizontal=wx.BoxSizer(wx.HORIZONTAL)
922	sizer= wx.GridSizer(3, 3,5, 5)
923
924	sizer.Add((5,5))
925	sizer.Add(wx.StaticText(self, -1, 'Min'))
926	sizer.Add(wx.StaticText(self, -1, 'Max'))
927	sizer.Add(wx.StaticText(self, -1, 'Q range'))
928
929	sizer.Add(self.qmin)
930	sizer.Add(self.qmax)
931	sizer_horizontal.Add(sizer)
932	if object!=None:
933	sizer_horizontal.Add(object)
934
935	if object1!=None:
936	boxsizer1.Add(object1)
937	boxsizer1.Add((10,10))
938	boxsizer1.Add(sizer_horizontal)
939
940	#----------------------------------------------------------------
941	self.sizer5.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
942	self.sizer5.Layout()
943	self.SetScrollbars(20,20,200,100)
944
945	def _fill_save_sizer(self):
946	"""
947	Draw the layout for saving option
948	"""
949	self.sizer6.Clear(True)
950	box_description= wx.StaticBox(self, -1,"Save Options")
951	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
952	sizer_save = wx.BoxSizer(wx.HORIZONTAL)
953
954	self.btSave = wx.Button(self,wx.NewId(),'Save')
955	self.btSave.Bind(wx.EVT_BUTTON, self.onSave,id= self.btSave.GetId())
956	self.btSave.SetToolTipString("Save current state")
957
958	sizer_save.Add((20,20),0, wx.LEFT\|wx.RIGHT\|wx.EXPAND,120)
959	sizer_save.Add(self.btSave)
960
961	boxsizer1.Add(sizer_save)
962	self.sizer6.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
963	self.sizer6.Layout()
964	self.SetScrollbars(20,20,200,100)
965
966
967

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SasView

source: sasview/sansview/perspectives/fitting/basepage.py @ 00c3aac

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