old_modelpage.py @ 0b99881

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 0b99881 was 0b99881, checked in by Gervaise Alina <gervyh@…>, 15 years ago
working opn refactoring files
Property mode set to `100644`
File size: 39.7 KB

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1	import sys
2	import wx
3	import wx.lib
4	import numpy
5	import copy
6	import math
7	from sans.models.dispersion_models import ArrayDispersion, GaussianDispersion
8
9	from sans.guicomm.events import StatusEvent
10	from sans.guiframe.utils import format_number
11	(ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent()
12	_BOX_WIDTH = 80
13
14
15
16
17	class ModelPage(wx.ScrolledWindow):
18	"""
19	FitPanel class contains fields allowing to display results when
20	fitting a model and one data
21	@note: For Fit to be performed the user should check at least one parameter
22	on fit Panel window.
23
24	"""
25	## Internal name for the AUI manager
26	window_name = "Fit page"
27	## Title to appear on top of the window
28	window_caption = "Fit Page"
29	name=""
30	def __init__(self, parent,model,name, args, *kwargs):
31	wx.ScrolledWindow.__init__(self, parent, args, *kwargs)
32	"""
33	Initialization of the Panel
34	"""
35	# model on which the fit would be performed
36	self.model=model
37	# Data member to store the dispersion object created
38	self._disp_obj_dict = {}
39	self.back_up_model= model.clone()
40	#list of dispersion paramaters
41	self.disp_list=[]
42	try:
43	self.disp_list=self.model.getDispParamList()
44	except:
45	pass
46	self.manager = None
47	self.parent = parent
48	self.event_owner = None
49	# this panel does contain data .existing data allow a different drawing
50	#on set_model parameters
51	self.data=None
52	#panel interface
53	self.vbox = wx.BoxSizer(wx.VERTICAL)
54	self.sizer11 = wx.BoxSizer(wx.HORIZONTAL)
55	#self.sizer10 = wx.GridBagSizer(5,5)
56	self.sizer9 = wx.GridBagSizer(5,5)
57	self.sizer8 = wx.GridBagSizer(5,5)
58	self.sizer7 = wx.GridBagSizer(5,5)
59	self.sizer6 = wx.GridBagSizer(5,5)
60	self.sizer5 = wx.GridBagSizer(5,5)
61	self.sizer4 = wx.GridBagSizer(5,5)
62
63	#model selection
64	self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
65	self.vbox.Add(self.sizer4)
66	#model description
67	self.vbox.Add(self.sizer11)
68	#model paramaters layer
69	self.vbox.Add(self.sizer5)
70	#polydispersion selected
71	self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
72	self.vbox.Add(self.sizer6)
73	#combox box for type of dispersion
74	self.vbox.Add(self.sizer7)
75	#dispersion parameters layer
76	self.vbox.Add(self.sizer8)
77	# plotting range
78	self.vbox.Add(self.sizer9)
79	#close layer
80	#self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
81	#self.vbox.Add(self.sizer10)
82
83
84	#------------------ sizer 4 draw------------------------
85
86
87	# define combox box
88	self.modelbox = wx.ComboBox(self, -1)
89	# preview selected model name
90	self.prevmodel_name=name
91	#print "model view prev_model",name
92	self.modelbox.SetValue(self.prevmodel_name)
93	#enable model 2D draw
94	self.enable2D= False
95	#filling sizer2
96	ix = 0
97	iy = 1
98	self.sizer4.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\
99	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
100	ix += 1
101	self.sizer4.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
102	ix += 1
103	id = wx.NewId()
104	self.model_view =wx.Button(self,id,'View 2D')
105	self.model_view.Bind(wx.EVT_BUTTON, self.onModel2D,id=id)
106	self.model_view.SetToolTipString("View model in 2D")
107
108	self.sizer4.Add(self.model_view,(iy,ix),(1,1),\
109	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
110
111	self.model_view.Enable()
112	self.model_view.SetFocus()
113
114	ix = 0
115	iy += 1
116	self.sizer4.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
117
118	#----------sizer6-------------------------------------------------
119	self.disable_disp = wx.RadioButton(self, -1, 'No', (10, 10), style=wx.RB_GROUP)
120	self.enable_disp = wx.RadioButton(self, -1, 'Yes', (10, 30))
121	self.Bind(wx.EVT_RADIOBUTTON, self.Set_DipersParam, id=self.disable_disp.GetId())
122	self.Bind(wx.EVT_RADIOBUTTON, self.Set_DipersParam, id=self.enable_disp.GetId())
123	ix= 0
124	iy=1
125	self.sizer6.Add(wx.StaticText(self,-1,'Polydispersity: '),(iy,ix),(1,1)\
126	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
127	ix += 1
128	self.sizer6.Add(self.enable_disp ,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
129	ix += 1
130	self.sizer6.Add(self.disable_disp ,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
131	ix =0
132	iy+=1
133	self.sizer6.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
134
135
136	#---------sizer 9 draw----------------------------------------
137
138	## Q range
139	self.qmin_x= 0.001
140	self.qmax_x= 0.1
141	self.num_points= 100
142
143
144	self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
145	self.qmin.SetValue(format_number(self.qmin_x))
146	self.qmin.SetToolTipString("Minimun value of Q in linear scale.")
147	self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
148	self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
149
150	self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
151	self.qmax.SetValue(format_number(self.qmax_x))
152	self.qmax.SetToolTipString("Maximum value of Q in linear scale.")
153	self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
154	self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
155
156
157	self.npts = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
158	self.npts.SetValue(format_number(self.num_points))
159	self.npts.SetToolTipString("Number of point to plot.")
160	self.npts.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
161	self.npts.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
162
163	ix = 0
164	iy = 1
165	self.sizer9.Add(wx.StaticText(self, -1, 'Plotting Range'),(iy, ix),(1,1),\
166	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
167	ix += 1
168	self.sizer9.Add(wx.StaticText(self, -1, 'Min'),(iy, ix),(1,1),\
169	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
170	ix += 1
171	self.sizer9.Add(wx.StaticText(self, -1, 'Max'),(iy, ix),(1,1),\
172	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
173	ix += 1
174	self.sizer9.Add(wx.StaticText(self, -1, 'Npts'),(iy, ix),(1,1),\
175	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
176	ix = 0
177	iy += 1
178	self.sizer9.Add(wx.StaticText(self, -1, 'Q range'),(iy, ix),(1,1),\
179	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
180	ix += 1
181	self.sizer9.Add(self.qmin,(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
182	ix += 1
183	self.sizer9.Add(self.qmax,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
184	ix += 1
185	self.sizer9.Add(self.npts,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
186
187	ix =0
188	iy+=1
189	self.sizer9.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
190	#----------sizer 10 draw------------------------------------------------------
191	"""
192	id = wx.NewId()
193	self.btClose =wx.Button(self,id,'Close')
194	self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id)
195	self.btClose.SetToolTipString("Close page.")
196
197	ix= 3
198	iy= 1
199	self.sizer10.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
200	ix +=1
201	self.sizer10.Add( self.btClose,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
202	ix =0
203	iy+=1
204	self.sizer10.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
205	"""
206	# contains link between model ,all its parameters, and panel organization
207	self.parameters=[]
208	self.fixed_param=[]
209	self.fittable_param=[]
210	self.polydisp= {}
211	#contains link between a model and selected parameters to fit
212	self.param_toFit=[]
213
214	#dictionary of model name and model class
215	self.model_list_box={}
216	#Draw initial panel
217	#-----sizer 11--------------------model description------
218	if self.model!=None:
219	self.set_panel(self.model)
220	self.theta_cb=None
221
222
223	self.vbox.Layout()
224	self.vbox.Fit(self)
225	self.SetSizer(self.vbox)
226	self.SetScrollbars(20,20,55,40)
227
228	self.Centre()
229	self.Layout()
230	self.parent.GetSizer().Layout()
231	def set_model_description(self, model):
232
233	if model !=None and str(model.description)!=""and self.data==None:
234	self.sizer11.Clear(True)
235	self.box_description= wx.StaticBox(self, -1, 'Model Description')
236	boxsizer1 = wx.StaticBoxSizer(self.box_description, wx.VERTICAL)
237	boxsizer1.SetMinSize((320,20))
238	self.description = wx.StaticText(self,-1,str(model.description))
239	boxsizer1.Add(self.description, 0, wx.EXPAND)
240	self.sizer11.Add(boxsizer1,1, wx.EXPAND \| wx.ALL, 2)
241
242
243	def set_owner(self,owner):
244	"""
245	set owner of fitpage
246	@param owner: the class responsible of plotting
247	"""
248	self.event_owner=owner
249
250
251	def set_manager(self, manager):
252	"""
253	set panel manager
254	@param manager: instance of plugin fitting
255	"""
256	self.manager = manager
257
258	def populate_box(self, dict):
259	"""
260	Populate each combox box of each page
261	@param page: the page to populate
262	"""
263	id=0
264	self.model_list_box=dict
265	list_name=[]
266	for item in self.model_list_box.itervalues():
267	name = item.__name__
268	if hasattr(item, "name"):
269	name = item.name
270	list_name.append(name)
271	list_name.sort()
272
273	for name in list_name:
274	self.modelbox.Insert(name,int(id))
275	id+=1
276	wx.EVT_COMBOBOX(self.modelbox,-1, self._on_select_model)
277	return 0
278
279
280	def Set_DipersParam(self, event):
281	if self.enable_disp.GetValue():
282	if len(self.disp_list)==0:
283	ix=0
284	iy=1
285	self.fittable_param=[]
286	self.fixed_param=[]
287	self.sizer8.Clear(True)
288	model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model')
289	self.sizer7.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
290	self.vbox.Layout()
291	self.SetScrollbars(20,20,55,40)
292	self.Layout()
293	self.parent.GetSizer().Layout()
294	return
295	else:
296	if self.data !=None and self.model !=None: # allow to recognize data panel from model panel
297
298
299	self.cb1.SetValue(False)
300	self.select_all_param_helper()
301
302	self.populate_disp_box()
303	self.set_panel_dispers(self.disp_list)
304
305	else:
306	if self.data !=None and self.model!=None:
307	if self.cb1.GetValue():
308	self.select_all_param_helper()
309
310	if self.back_up_model!=None:
311	keys = self.back_up_model.getDispParamList()
312	keys.sort()
313	#disperse param into the initial state
314	for item in keys:
315	value= self.back_up_model.getParam(item)
316	self.model.setParam(item, value)
317	self._draw_model()
318
319
320	self.fittable_param=[]
321	self.fixed_param=[]
322	self.sizer7.Clear(True)
323	self.sizer8.Clear(True)
324	self.vbox.Layout()
325	self.SetScrollbars(20,20,55,40)
326	self.Layout()
327	self.parent.GetSizer().Layout()
328
329	def populate_disp_box(self):
330	self.sizer7.Clear(True)
331	if len(self.disp_list)>0:
332	ix=0
333	iy=1
334	model_disp = wx.StaticText(self, -1, 'Model Disp')
335	self.sizer7.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
336	ix += 1
337	# set up the combox box
338	id = 0
339	import sans.models.dispersion_models
340	self.polydisp= sans.models.dispersion_models.models
341	self.disp_box = wx.ComboBox(self, -1)
342	self.disp_box.SetValue("GaussianModel")
343	for k,v in self.polydisp.iteritems():
344	if str(v)=="MyModel":
345	# Remove the option until the rest of the code is ready for it
346	#self.disp_box.Insert("Select customized Model",id)
347	pass
348	else:
349	self.disp_box.Insert(str(v),id)
350	id+=1
351
352	wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp)
353	self.sizer7.Add(self.disp_box,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
354	self.vbox.Layout()
355	self.SetScrollbars(20,20,55,40)
356	self.Layout()
357	self.parent.GetSizer().Layout()
358
359
360	def set_range(self, qmin_x, qmax_x, npts):
361	"""
362	Set the range for the plotted models
363	@param qmin: minimum Q
364	@param qmax: maximum Q
365	@param npts: number of Q bins
366	"""
367	# Set the data members
368	self.qmin_x = qmin_x
369	self.qmax_x = qmax_x
370	self.num_points = npts
371
372	# Set the controls
373	self.qmin.SetValue(format_number(self.qmin_x))
374	self.qmax.SetValue(format_number(self.qmax_x))
375	self.npts.SetValue(format_number(self.num_points))
376	def checkFitRange(self):
377	"""
378	Check the validity of fitting range
379	@note: qmin should always be less than qmax or else each control box
380	background is colored in pink.
381	"""
382
383	flag = True
384	valueMin = self.qmin.GetValue()
385	valueMax = self.qmax.GetValue()
386	# Check for possible values entered
387	#print "fitpage: checkfitrange:",valueMin,valueMax
388	try:
389	if (float(valueMax)> float(valueMin)):
390	self.qmax.SetBackgroundColour(wx.WHITE)
391	self.qmin.SetBackgroundColour(wx.WHITE)
392	else:
393	flag = False
394	self.qmin.SetBackgroundColour("pink")
395	self.qmax.SetBackgroundColour("pink")
396	except:
397	flag = False
398	self.qmin.SetBackgroundColour("pink")
399	self.qmax.SetBackgroundColour("pink")
400
401	self.qmin.Refresh()
402	self.qmax.Refresh()
403	return flag
404
405
406
407	def onClose(self,event):
408	""" close the page associated with this panel"""
409	self.parent.onClose()
410
411
412
413	def onModel2D(self, event):
414	"""
415	call manager to plot model in 2D
416	"""
417	# If the 2D display is not currently enabled, plot the model in 2D
418	# and set the enable2D flag.
419	if self.enable2D==False:
420	self.enable2D=True
421	self._draw_model()
422	self.model_view.Disable()
423
424
425	def select_model(self, model, name):
426	"""
427	Select a new model
428	@param model: model object
429	"""
430	self.model = model
431	self.parent.model_page.name = name
432	self.parent.draw_model_name = name
433
434	self.set_panel(model)
435	self._draw_model(name)
436
437	# Select the model from the combo box
438	items = self.modelbox.GetItems()
439	for i in range(len(items)):
440	if items[i]==name:
441	self.modelbox.SetSelection(i)
442	self.model_view.SetFocus()
443
444	def _on_select_Disp(self,event):
445	"""
446	allow selecting different dispersion
447	self.disp_list should change type later .now only gaussian
448	"""
449	type =event.GetString()
450	self.set_panel_dispers( self.disp_list,type )
451
452	def _on_select_model(self,event):
453	"""
454	react when a model is selected from page's combo box
455	post an event to its owner to draw an appropriate theory
456	"""
457	self.disable_disp.SetValue(True)
458	self.sizer8.Clear(True)
459	self.sizer7.Clear(True)
460	self.vbox.Layout()
461	self.SetScrollbars(20,20,55,40)
462	self.Layout()
463	self.parent.GetSizer().Layout()
464	for item in self.model_list_box.itervalues():
465	name = item.__name__
466	if hasattr(item, "name"):
467	name = item.name
468	if name ==event.GetString():
469	model=item()
470	self.model= model
471	self.set_panel(model)
472	self.name= name
473	self.model_view.SetFocus()
474	self.parent.model_page.name=name
475	self.parent.draw_model_name=name
476
477	self._draw_model(name)
478
479
480	def get_model_box(self):
481	""" return reference to combox box self.model"""
482	return self.modelbox
483
484
485	def get_param_list(self):
486	"""
487	@return self.param_toFit: list containing references to TextCtrl
488	checked.Theses TextCtrl will allow reference to parameters to fit.
489	@raise: if return an empty list of parameter fit will nnote work
490	properly so raise ValueError,"missing parameter to fit"
491	"""
492	if self.param_toFit !=[]:
493	return self.param_toFit
494	else:
495	raise ValueError,"missing parameter to fit"
496
497
498	def set_panel(self,model):
499	"""
500	Build the panel from the model content
501	@param model: the model selected in combo box for fitting purpose
502	"""
503
504	self.sizer5.Clear(True)
505	self.parameters = []
506	self.param_toFit=[]
507	self.fixed_param=[]
508	self.model = model
509
510	self.set_model_description( self.model)
511
512	keys = self.model.getParamList()
513	#list of dispersion paramaters
514	self.disp_list=self.model.getDispParamList()
515
516	keys.sort()
517	ik=0
518	im=1
519
520	iy = 1
521	ix = 0
522	self.cb1 = wx.CheckBox(self, -1,"Select all", (10, 10))
523	if self.data!=None:
524	wx.EVT_CHECKBOX(self, self.cb1.GetId(), self.select_all_param)
525	self.cb1.SetValue(False)
526	else:
527	self.cb1.Disable()
528	self.cb1.Hide()
529
530	self.sizer5.Add(self.cb1,(iy, ix),(1,1),\
531	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
532	ix +=1
533	self.text2_2 = wx.StaticText(self, -1, 'Values')
534	self.sizer5.Add(self.text2_2,(iy, ix),(1,1),\
535	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
536	ix +=2
537	self.text2_3 = wx.StaticText(self, -1, 'Errors')
538	self.sizer5.Add(self.text2_3,(iy, ix),(1,1),\
539	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
540	self.text2_3.Hide()
541
542
543	ix +=1
544	self.text2_4 = wx.StaticText(self, -1, 'Units')
545	self.sizer5.Add(self.text2_4,(iy, ix),(1,1),\
546	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
547	self.text2_4.Hide()
548	disp_list=self.model.getDispParamList()
549	for item in keys:
550	if not item in disp_list:
551	iy += 1
552	ix = 0
553
554	cb = wx.CheckBox(self, -1, item, (10, 10))
555	if self.data!=None:
556	cb.SetValue(False)
557	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
558	else:
559	cb.Disable()
560	self.sizer5.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
561
562	ix += 1
563	value= self.model.getParam(item)
564	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
565	ctl1.SetValue(str (format_number(value)))
566	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
567	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
568	self.sizer5.Add(ctl1, (iy,ix),(1,1), wx.EXPAND)
569
570	ix += 1
571	text2=wx.StaticText(self, -1, '+/-')
572	self.sizer5.Add(text2,(iy, ix),(1,1),\
573	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
574	text2.Hide()
575	ix += 1
576	ctl2 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
577	self.sizer5.Add(ctl2, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
578	ctl2.Hide()
579
580	ix +=1
581	# Units
582	try:
583	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
584	except:
585	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
586	self.sizer5.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
587
588	self.parameters.append([cb,ctl1,text2,ctl2])
589
590	iy+=1
591	self.sizer5.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
592
593	#Display units text on panel
594	for item in keys:
595	if self.model.details[item][0]!='':
596	self.text2_4.Show()
597	break
598	else:
599	self.text2_4.Hide()
600
601	self.vbox.Layout()
602	self.SetScrollbars(20,20,55,40)
603	self.Layout()
604	self.parent.GetSizer().Layout()
605
606
607
608	def _selectDlg(self):
609	import os
610	dlg = wx.FileDialog(self, "Choose a weight file", os.getcwd(), "", ".", wx.OPEN)
611	path = None
612	if dlg.ShowModal() == wx.ID_OK:
613	path = dlg.GetPath()
614	dlg.Destroy()
615	return path
616	def read_file(self, path):
617	try:
618	if path==None:
619	wx.PostEvent(self.parent.parent, StatusEvent(status=\
620	" Selected Distribution was not loaded: %s"%path))
621	return None, None
622	input_f = open(path, 'r')
623	buff = input_f.read()
624	lines = buff.split('\n')
625
626	angles = []
627	weights=[]
628	for line in lines:
629	toks = line.split()
630	if len(toks)==2:
631	try:
632	angle = float(toks[0])
633	weight = float(toks[1])
634	except:
635	# Skip non-data lines
636	pass
637	angles.append(angle)
638	weights.append(weight)
639	return numpy.array(angles), numpy.array(weights)
640	except:
641	raise
642
643
644	def select_disp_angle(self, event):
645	"""
646	Event for when a user select a parameter to average over.
647	@param event: check box event
648	"""
649
650
651	# Go through the list of dispersion check boxes to identify which one has changed
652	for p in self.disp_cb_dict:
653	# Catch which one of the box was just checked or unchecked.
654	if event.GetEventObject() == self.disp_cb_dict[p]:
655
656
657	if self.disp_cb_dict[p].GetValue() == True:
658	# The user wants this parameter to be averaged.
659	# Pop up the file selection dialog.
660	path = self._selectDlg()
661
662	# If nothing was selected, just return
663	if path is None:
664	self.disp_cb_dict[p].SetValue(False)
665	return
666
667	try:
668	values,weights = self.read_file(path)
669	except:
670	wx.PostEvent(self.parent.parent, StatusEvent(status=\
671	"Could not read input file"))
672	return
673
674	# If any of the two arrays is empty, notify the user that we won't
675	# proceed
676	if values is None or weights is None:
677	wx.PostEvent(self.parent.parent, StatusEvent(status=\
678	"The loaded %s distrubtion is corrupted or empty" % p))
679	return
680
681	# Tell the user that we are about to apply the distribution
682	wx.PostEvent(self.parent.parent, StatusEvent(status=\
683	"Applying loaded %s distribution: %s" % (p, path)))
684
685	# Create the dispersion objects
686	disp_model = ArrayDispersion()
687	disp_model.set_weights(values, weights)
688	# Store the object to make it persist outside the scope of this method
689	#TODO: refactor model to clean this up?
690	self._disp_obj_dict[p] = disp_model
691
692	# Set the new model as the dispersion object for the selected parameter
693	self.model.set_dispersion(p, disp_model)
694
695
696	# Redraw the model
697	self._draw_model()
698
699	else:
700	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
701	disp_model = GaussianDispersion()
702	# Store the object to make it persist outside the scope of this method
703	#TODO: refactor model to clean this up?
704	self._disp_obj_dict[p] = disp_model
705
706	# Set the new model as the dispersion object for the selected parameter
707	self.model.set_dispersion(p, disp_model)
708
709	# Redraw the model
710	self._draw_model()
711	return
712
713
714
715
716	def set_panel_dispers(self, disp_list, type="GaussianModel" ):
717	"""
718	"""
719
720	self.fittable_param=[]
721	self.fixed_param=[]
722
723	ix=0
724	iy=1
725	### this will become a separate method
726	if type== "Select customized Model":
727	ix=0
728	iy=1
729	self.sizer8.Clear(True)
730	disp1 = wx.StaticText(self, -1, 'Array Dispersion')
731	self.sizer8.Add(disp1,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
732
733	# Look for model parameters to which we can apply an ArrayDispersion model
734	# Add a check box for each parameter.
735	self.disp_cb_dict = {}
736	for p in self.model.dispersion.keys():
737	ix+=1
738	self.disp_cb_dict[p] = wx.CheckBox(self, -1, p, (10, 10))
739
740	wx.EVT_CHECKBOX(self, self.disp_cb_dict[p].GetId(), self.select_disp_angle)
741	self.sizer8.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
742
743	ix =0
744	iy +=1
745	self.sizer8.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
746	self.vbox.Layout()
747	self.SetScrollbars(20,20,55,40)
748	self.Layout()
749	self.parent.GetSizer().Layout()
750
751	if type== "GaussianModel" :
752
753	self.sizer8.Clear(True)
754	disp = wx.StaticText(self, -1, 'Dispersion')
755	self.sizer8.Add(disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
756	ix += 1
757	values = wx.StaticText(self, -1, 'Values')
758	self.sizer8.Add(values,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
759	ix +=2
760	self.text2_3 = wx.StaticText(self, -1, 'Errors')
761	self.sizer8.Add(self.text2_3,(iy, ix),(1,1),\
762	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
763	self.text2_3.Hide()
764
765	ix += 1
766	npts = wx.StaticText(self, -1, 'Npts')
767	self.sizer8.Add(npts,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
768	ix += 1
769	nsigmas = wx.StaticText(self, -1, 'Nsigmas')
770	self.sizer8.Add(nsigmas,( iy, ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
771
772	disp_list.sort()
773	#print disp_list,self.model.dispersion
774	for item in self.model.dispersion.keys():
775	name1=item+".width"
776	name2=item+".npts"
777	name3=item+".nsigmas"
778	iy += 1
779	for p in self.model.dispersion[item].keys():
780	#print "name 1 2 3", name1, name2, name3
781	if p=="width":
782	ix = 0
783	cb = wx.CheckBox(self, -1, name1, (10, 10))
784	if self.data !=None:
785	cb.SetValue(False)
786	wx.EVT_CHECKBOX(self, cb.GetId(), self.select_param)
787	else:
788	cb.Disable()
789	self.sizer8.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
790	ix = 1
791	value= self.model.getParam(name1)
792	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
793	ctl1.SetValue(str (format_number(value)))
794	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
795	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
796	self.sizer8.Add(ctl1, (iy,ix),(1,1), wx.EXPAND)
797
798	ix = 2
799	text2=wx.StaticText(self, -1, '+/-')
800	self.sizer8.Add(text2,(iy, ix),(1,1),\
801	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
802	text2.Hide()
803	ix = 3
804	ctl2 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
805	self.sizer8.Add(ctl2, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
806	ctl2.Hide()
807	self.fittable_param.append([cb,ctl1,text2,ctl2])
808
809
810	elif p=="npts":
811	ix =4
812	value= self.model.getParam(name2)
813	Tctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH/2,20), style=wx.TE_PROCESS_ENTER)
814	Tctl.SetValue(str (format_number(value)))
815	Tctl.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
816	Tctl.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
817	self.sizer8.Add(Tctl, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
818	self.fixed_param.append([name2, Tctl])
819	elif p=="nsigmas":
820	ix =5
821	value= self.model.getParam(name3)
822	Tctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH/2,20), style=wx.TE_PROCESS_ENTER)
823	Tctl.SetValue(str (format_number(value)))
824	Tctl.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
825	Tctl.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
826	self.sizer8.Add(Tctl, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
827	self.fixed_param.append([name3, Tctl])
828	wx.PostEvent(self.parent.parent, StatusEvent(status=\
829	" Selected Distribution: Gaussian"))
830	ix =0
831	iy +=1
832	self.sizer8.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
833	self.vbox.Layout()
834	self.SetScrollbars(20,20,55,40)
835	self.Layout()
836	self.parent.GetSizer().Layout()
837
838	def checkFitValues(self,val_min, val_max):
839	"""
840	Check the validity of input values
841	"""
842	flag = True
843	min_value = val_min.GetValue()
844	max_value = val_max.GetValue()
845	# Check for possible values entered
846	if min_value.lstrip().rstrip() =="-inf":
847	min_value= -numpy.inf
848	if max_value.lstrip().rstrip() =="+inf":
849	max_value= numpy.inf
850	if min_value==-numpy.inf and max_value== numpy.inf:
851	val_min.SetBackgroundColour(wx.WHITE)
852	val_min.Refresh()
853	val_max.SetBackgroundColour(wx.WHITE)
854	val_max.Refresh()
855	return flag
856	elif max_value== numpy.inf:
857	try:
858	float(min_value)
859	val_min.SetBackgroundColour(wx.WHITE)
860	val_min.Refresh()
861	except:
862	flag = False
863	val_min.SetBackgroundColour("pink")
864	val_min.Refresh()
865	return flag
866	elif min_value==-numpy.inf:
867	try:
868	float(max_value)
869	val_max.SetBackgroundColour(wx.WHITE)
870	val_max.Refresh()
871	except:
872	flag = False
873	val_max.SetBackgroundColour("pink")
874	val_max.Refresh()
875	return flag
876	else:
877	if (float(min_value)< float(max_value)):
878	val_min.SetBackgroundColour(wx.WHITE)
879	val_min.Refresh()
880	else:
881	flag = False
882	val_min.SetBackgroundColour("pink")
883	val_min.Refresh()
884	return flag
885
886
887	def _onparamEnter(self,event):
888	"""
889	when enter value on panel redraw model according to changed
890	"""
891	self.set_model_parameter()
892
893	def set_model_parameter(self):
894	"""
895	"""
896	if len(self.parameters) !=0 and self.model !=None:
897	# Flag to register when a parameter has changed.
898	is_modified = False
899	for item in self.fittable_param:
900	try:
901	name=str(item[0].GetLabelText())
902	value= float(item[1].GetValue())
903	# If the value of the parameter has changed,
904	# update the model and set the is_modified flag
905	if value != self.model.getParam(name):
906	self.model.setParam(name,value)
907	is_modified = True
908
909	except:
910	#raise
911	wx.PostEvent(self.parent.parent, StatusEvent(status=\
912	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
913	return
914
915
916	for item in self.fixed_param:
917	try:
918	name=str(item[0])
919	value= float(item[1].GetValue())
920	# If the value of the parameter has changed,
921	# update the model and set the is_modified flag
922	if value != self.model.getParam(name):
923	self.model.setParam(name,value)
924	is_modified = True
925
926	except:
927	raise
928	wx.PostEvent(self.parent.parent, StatusEvent(status=\
929	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
930
931	for item in self.parameters:
932	try:
933	name=str(item[0].GetLabelText())
934	value= float(item[1].GetValue())
935	# If the value of the parameter has changed,
936	# update the model and set the is_modified flag
937	if value != self.model.getParam(name):
938	self.model.setParam(name,value)
939	is_modified = True
940
941	except:
942	#raise
943	wx.PostEvent(self.parent.parent, StatusEvent(status=\
944	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
945	return
946
947
948	# Here we should check whether the boundaries have been modified.
949	# If qmin and qmax have been modified, update qmin and qmax and
950	# set the is_modified flag to True
951	if float(self.qmin.GetValue()) != self.qmin_x:
952	self.qmin_x = float(self.qmin.GetValue())
953	is_modified = True
954	if float(self.qmax.GetValue()) != self.qmax_x:
955	self.qmax_x = float(self.qmax.GetValue())
956	is_modified = True
957
958	if float(self.npts.GetValue()) != self.num_points:
959	self.num_points = float(self.npts.GetValue())
960	is_modified = True
961
962	if is_modified:
963	self._draw_model()
964
965	def _draw_model(self, name=None):
966	"""
967	Method to draw or refresh a plotted model.
968	The method will use the data member from the model page
969	to build a call to the fitting perspective manager.
970
971	[Note to coder: This way future changes will be done in only one place.]
972	"""
973	if name==None:
974	name= self.model.name
975
976	self.manager.draw_model(self.model, name, data=self.data,
977	qmin=self.qmin_x, qmax=self.qmax_x,
978	qstep= self.num_points,
979	enable2D=self.enable2D)
980
981	def select_param(self,event):
982	"""
983
984	"""
985	pass
986	def select_all_param(self,event):
987	"""
988
989	"""
990	pass
991	def select_all_param_helper(self):
992	"""
993	Allows selecting or delecting button
994	"""
995	self.param_toFit=[]
996	if self.parameters !=[]:
997	if self.cb1.GetValue()==True:
998	for item in self.parameters:
999	item[0].SetValue(True)
1000	list= [item[0],item[1],item[2],item[3]]
1001	self.param_toFit.append(list )
1002	if len(self.fittable_param)>0:
1003	for item in self.fittable_param:
1004	item[0].SetValue(True)
1005	list= [item[0],item[1],item[2],item[3]]
1006	self.param_toFit.append(list )
1007	else:
1008	for item in self.parameters:
1009	item[0].SetValue(False)
1010	for item in self.fittable_param:
1011	item[0].SetValue(False)
1012	self.param_toFit=[]
1013
1014
1015

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SasView

source: sasview/sansview/perspectives/fitting/old_modelpage.py @ 0b99881

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