basepage.py @ 6c79243

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 6c79243 was 74755ff, checked in by Gervaise Alina <gervyh@…>, 14 years ago
working on documentation theory view
Property mode set to `100644`
File size: 72.8 KB

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1
2	import sys, os
3	import wx
4	import numpy
5	import time
6	import copy
7	import math
8	import string
9	from sans.guiframe.utils import format_number,check_float
10	from sans.guicomm.events import StatusEvent
11	import pagestate
12	from pagestate import PageState
13	(PageInfoEvent, EVT_PAGE_INFO) = wx.lib.newevent.NewEvent()
14	(PreviousStateEvent, EVT_PREVIOUS_STATE) = wx.lib.newevent.NewEvent()
15	(NextStateEvent, EVT_NEXT_STATE) = wx.lib.newevent.NewEvent()
16	_BOX_WIDTH = 76
17	_QMIN_DEFAULT = 0.001
18	_QMAX_DEFAULT = 0.13
19	_NPTS_DEFAULT = 50
20	#Control panel width
21	if sys.platform.count("darwin")==0:
22	PANEL_WIDTH = 450
23	FONT_VARIANT = 0
24	ON_MAC = False
25	else:
26	PANEL_WIDTH = 500
27	FONT_VARIANT = 1
28	ON_MAC = True
29
30	class BasicPage(wx.ScrolledWindow):
31	"""
32	This class provide general structure of fitpanel page
33
34	"""
35	## Internal name for the AUI manager
36	window_name = "Basic Page"
37	## Title to appear on top of the window
38	window_caption = "Basic page "
39
40	def __init__(self,parent, page_info= None, model_list_box=None):
41	wx.ScrolledWindow.__init__(self, parent,
42	style= wx.FULL_REPAINT_ON_RESIZE )
43	#Set window's font size
44	self.SetWindowVariant(variant=FONT_VARIANT)
45
46	## parent of the page
47	self.parent = parent
48	self.model_list_box = model_list_box
49	self.model = None
50	self.manager = None
51	self.data = None
52	## owner of the page (fitting plugin)
53	self.event_owner = None
54
55	if page_info is not None:
56	## manager is the fitting plugin
57	self.manager= page_info.manager
58	## owner of the page (fitting plugin)
59	self.event_owner= page_info.event_owner
60	## current model
61	self.model = page_info.model
62	## data
63	self.data = page_info.data
64	## dictionary containing list of models
65	self.model_list_box = page_info.model_list_box
66	##window_name
67	self.window_name = page_info.window_name
68	##window_caption
69	self.window_caption = page_info.window_caption
70	## Data member to store the dispersion object created
71	self._disp_obj_dict = {}
72	## selected parameters to apply dispersion
73	self.disp_cb_dict ={}
74
75	## smearer object
76	self.smearer = None
77
78	##list of model parameters. each item must have same length
79	## each item related to a given parameters
80	##[cb state, name, value, "+/-", error of fit, min, max , units]
81	self.parameters=[]
82	## list of parameters to fit , must be like self.parameters
83	self.param_toFit=[]
84	## list of looking like parameters but with non fittable parameters info
85	self.fixed_param=[]
86	## list of looking like parameters but with fittable parameters info
87	self.fittable_param=[]
88	##list of dispersion parameters
89	self.disp_list=[]
90	self.disp_name=""
91	## list of orientation parameters
92	self.orientation_params=[]
93	self.orientation_params_disp=[]
94	if self.model != None:
95	self.disp_list= self.model.getDispParamList()
96
97	##enable model 2D draw
98	self.enable2D= False
99	## check that the fit range is correct to plot the model again
100	self.fitrange= True
101
102	## Q range
103	self.qmin_x= _QMIN_DEFAULT
104	self.qmax_x= _QMAX_DEFAULT
105	self.num_points= _NPTS_DEFAULT
106
107	## Create memento to save the current state
108	self.state= PageState(parent= self.parent,model=self.model, data=self.data)
109	## flag to determine if state has change
110	self.state_change= False
111	## save customized array
112	self.values=[]
113	self.weights=[]
114	## retrieve saved state
115	self.number_saved_state= 0
116	## dictionary of saved state
117	self.saved_states={}
118
119	## Create context menu for page
120	self.popUpMenu = wx.Menu()
121	#id = wx.NewId()
122	#self._undo = wx.MenuItem(self.popUpMenu,id, "Undo","cancel the previous action")
123	#self.popUpMenu.AppendItem(self._undo)
124	#self._undo.Enable(False)
125	#wx.EVT_MENU(self, id, self.onUndo)
126
127	#id = wx.NewId()
128	#self._redo = wx.MenuItem(self.popUpMenu,id,"Redo"," Restore the previous action")
129	#self.popUpMenu.AppendItem(self._redo)
130	#self._redo.Enable(False)
131	#wx.EVT_MENU(self, id, self.onRedo)
132	#self.popUpMenu.AppendSeparator()
133	#if sys.platform.count("win32")>0:
134	id = wx.NewId()
135	self._keep = wx.MenuItem(self.popUpMenu,id,"BookMark"," Keep the panel status to recall it later")
136	self.popUpMenu.AppendItem(self._keep)
137	self._keep.Enable(True)
138	wx.EVT_MENU(self, id, self.onSave)
139	self.popUpMenu.AppendSeparator()
140
141	## Default locations
142	self._default_save_location = os.getcwd()
143	## save initial state on context menu
144	#self.onSave(event=None)
145	self.Bind(wx.EVT_CONTEXT_MENU, self.onContextMenu)
146
147	## create the basic structure of the panel with empty sizer
148	self.define_page_structure()
149	## drawing Initial dispersion parameters sizer
150	self.set_dispers_sizer()
151	self._fill_save_sizer()
152	## layout
153	self.set_layout()
154
155	class ModelTextCtrl(wx.TextCtrl):
156	"""
157	Text control for model and fit parameters.
158	Binds the appropriate events for user interactions.
159	Default callback methods can be overwritten on initialization
160
161	:param kill_focus_callback: callback method for EVT_KILL_FOCUS event
162	:param set_focus_callback: callback method for EVT_SET_FOCUS event
163	:param mouse_up_callback: callback method for EVT_LEFT_UP event
164	:param text_enter_callback: callback method for EVT_TEXT_ENTER event
165
166	"""
167	## Set to True when the mouse is clicked while the whole string is selected
168	full_selection = False
169	## Call back for EVT_SET_FOCUS events
170	_on_set_focus_callback = None
171
172	def __init__(self, parent, id=-1, value=wx.EmptyString, pos=wx.DefaultPosition,
173	size=wx.DefaultSize, style=0, validator=wx.DefaultValidator, name=wx.TextCtrlNameStr,
174	kill_focus_callback = None, set_focus_callback = None,
175	mouse_up_callback = None, text_enter_callback = None):
176
177	wx.TextCtrl.__init__(self, parent, id, value, pos, size, style, validator, name)
178
179	# Bind appropriate events
180	self._on_set_focus_callback = parent.onSetFocus \
181	if set_focus_callback is None else set_focus_callback
182	self.Bind(wx.EVT_SET_FOCUS, self._on_set_focus)
183	self.Bind(wx.EVT_KILL_FOCUS, parent._onparamEnter \
184	if kill_focus_callback is None else kill_focus_callback)
185	self.Bind(wx.EVT_TEXT_ENTER, parent._onparamEnter \
186	if text_enter_callback is None else text_enter_callback)
187	if not ON_MAC :
188	self.Bind(wx.EVT_LEFT_UP, self._highlight_text \
189	if mouse_up_callback is None else mouse_up_callback)
190
191	def _on_set_focus(self, event):
192	"""
193	Catch when the text control is set in focus to highlight the whole
194	text if necessary
195
196	:param event: mouse event
197	"""
198
199	event.Skip()
200	self.full_selection = True
201	return self._on_set_focus_callback(event)
202
203
204
205	def _highlight_text(self, event):
206	"""
207	Highlight text of a TextCtrl only of no text has be selected
208
209	:param event: mouse event
210
211	"""
212	# Make sure the mouse event is available to other listeners
213	event.Skip()
214	control = event.GetEventObject()
215	if self.full_selection:
216	self.full_selection = False
217	# Check that we have a TextCtrl
218	if issubclass(control.__class__, wx.TextCtrl):
219	# Check whether text has been selected,
220	# if not, select the whole string
221	(start, end) = control.GetSelection()
222	if start==end:
223	control.SetSelection(-1,-1)
224
225	def onContextMenu(self, event):
226	"""
227	Retrieve the state selected state
228
229	"""
230	pos = event.GetPosition()
231	pos = self.ScreenToClient(pos)
232	self.PopupMenu(self.popUpMenu, pos)
233
234	def onUndo(self, event):
235	"""
236	Cancel the previous action
237
238	"""
239	event = PreviousStateEvent(page = self)
240	wx.PostEvent(self.parent, event)
241
242	def onRedo(self, event):
243	"""
244	Restore the previous action canceled
245
246	"""
247	event = NextStateEvent(page= self)
248	wx.PostEvent(self.parent, event)
249
250	def define_page_structure(self):
251	"""
252	Create empty sizer for a panel
253
254	"""
255	self.vbox = wx.BoxSizer(wx.VERTICAL)
256	self.sizer0 = wx.BoxSizer(wx.VERTICAL)
257	self.sizer1 = wx.BoxSizer(wx.VERTICAL)
258	self.sizer2 = wx.BoxSizer(wx.VERTICAL)
259	self.sizer3 = wx.BoxSizer(wx.VERTICAL)
260	self.sizer4 = wx.BoxSizer(wx.VERTICAL)
261	self.sizer5 = wx.BoxSizer(wx.VERTICAL)
262	self.sizer6 = wx.BoxSizer(wx.VERTICAL)
263
264	self.sizer0.SetMinSize((PANEL_WIDTH,-1))
265	self.sizer1.SetMinSize((PANEL_WIDTH,-1))
266	self.sizer2.SetMinSize((PANEL_WIDTH,-1))
267	self.sizer3.SetMinSize((PANEL_WIDTH,-1))
268	self.sizer4.SetMinSize((PANEL_WIDTH,-1))
269	self.sizer5.SetMinSize((PANEL_WIDTH,-1))
270	#self.sizer6.SetMinSize((375,-1))
271
272	self.vbox.Add(self.sizer0)
273	self.vbox.Add(self.sizer1)
274	self.vbox.Add(self.sizer2)
275	self.vbox.Add(self.sizer3)
276	self.vbox.Add(self.sizer4)
277	self.vbox.Add(self.sizer5)
278	#self.vbox.Add(self.sizer6)
279
280
281	def set_layout(self):
282	"""
283	layout
284
285	"""
286	self.vbox.Layout()
287	self.vbox.Fit(self)
288	self.SetSizer(self.vbox)
289	self.set_scroll()
290	self.Centre()
291
292	def set_scroll(self):
293	"""
294	"""
295	self.SetScrollbars(20,20,25,65)
296	self.Layout()
297	self.SetAutoLayout(True)
298
299	def set_owner(self, owner):
300	"""
301	set owner of fitpage
302	@param owner: the class responsible of plotting
303	"""
304	self.event_owner = owner
305	self.state.event_owner = owner
306
307	def set_manager(self, manager):
308	"""
309	set panel manager
310
311	:param manager: instance of plugin fitting
312	"""
313	self.manager = manager
314	self.state.manager = manager
315
316	def populate_box(self, dict):
317	"""
318	Store list of model
319
320	:param dict: dictionary containing list of models
321
322	"""
323	self.model_list_box = dict
324	self.state.model_list_box = self.model_list_box
325
326	def set_dispers_sizer(self):
327	"""
328	fill sizer containing dispersity info
329
330	"""
331	self.sizer4.Clear(True)
332	name = "Polydispersity and Orientational Distribution"
333	box_description= wx.StaticBox(self, -1,name)
334	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
335	#----------------------------------------------------
336	self.disable_disp = wx.RadioButton(self, -1, 'Off', (10, 10), style=wx.RB_GROUP)
337	self.enable_disp = wx.RadioButton(self, -1, 'On', (10, 30))
338
339	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.disable_disp.GetId())
340	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.enable_disp.GetId())
341	#MAC needs SetValue
342	self.disable_disp.SetValue(True)
343	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
344	sizer_dispersion.Add((20,20))
345	name=""#Polydispersity and \nOrientational Distribution "
346	sizer_dispersion.Add(wx.StaticText(self,-1,name))
347	sizer_dispersion.Add(self.enable_disp )
348	sizer_dispersion.Add((20,20))
349	sizer_dispersion.Add(self.disable_disp )
350	sizer_dispersion.Add((10,10))
351
352	## fill a sizer with the combobox to select dispersion type
353	sizer_select_dispers = wx.BoxSizer(wx.HORIZONTAL)
354	self.model_disp = wx.StaticText(self, -1, 'Distribution Function ')
355
356	import sans.models.dispersion_models
357	self.polydisp= sans.models.dispersion_models.models
358	self.disp_box = wx.ComboBox(self, -1)
359
360	for key, value in self.polydisp.iteritems():
361	name = str(key)
362	self.disp_box.Append(name,value)
363	self.disp_box.SetStringSelection("gaussian")
364	wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp)
365
366	sizer_select_dispers.Add((10,10))
367	sizer_select_dispers.Add(self.model_disp)
368	sizer_select_dispers.Add(self.disp_box,0,
369	wx.TOP\|wx.BOTTOM\|wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE,border=5)
370
371	self.model_disp.Hide()
372	self.disp_box.Hide()
373
374	boxsizer1.Add( sizer_dispersion,0,
375	wx.TOP\|wx.BOTTOM\|wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE,border=5)
376	#boxsizer1.Add( (10,10) )
377	boxsizer1.Add( sizer_select_dispers )
378	self.sizer4_4 = wx.GridBagSizer(5,5)
379	boxsizer1.Add( self.sizer4_4 )
380	#-----------------------------------------------------
381	self.sizer4.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
382	self.sizer4_4.Layout()
383	self.sizer4.Layout()
384	self.Layout()
385	self.SetScrollbars(20,20,25,65)
386	self.Refresh()
387	## saving the state of enable dispersity button
388	self.state.enable_disp= self.enable_disp.GetValue()
389	self.state.disable_disp= self.disable_disp.GetValue()
390
391
392	def select_disp_angle(self, event):
393	"""
394	Event for when a user select a parameter to average over.
395
396	:param event: radiobutton event
397	"""
398	self.values=[]
399	self.weights=[]
400	if event.GetEventObject()==self.noDisper_rbox:
401	if self.noDisper_rbox.GetValue():
402	#No array dispersity apply yet
403	self._reset_dispersity()
404	## Redraw the model ???
405	self._draw_model()
406	# Go through the list of dispersion check boxes to identify which one has changed
407	for p in self.disp_cb_dict:
408	self.state.disp_cb_dict[p]= self.disp_cb_dict[p].GetValue()
409	# Catch which one of the box was just checked or unchecked.
410	if event.GetEventObject() == self.disp_cb_dict[p]:
411	if self.disp_cb_dict[p].GetValue() == True:
412
413	##Temp. FIX for V1.0 regarding changing checkbox to radiobutton.
414	##This (self._reset_dispersity) should be removed when the array dispersion is fixed.
415	self._reset_dispersity()
416
417	# The user wants this parameter to be averaged.
418	# Pop up the file selection dialog.
419	path = self._selectDlg()
420
421	# If nothing was selected, just return
422	if path is None:
423	self.disp_cb_dict[p].SetValue(False)
424	self.noDisper_rbox.SetValue(True)
425	return
426	try:
427	self._default_save_location = os.path.dirname(path)
428	except:
429	pass
430	try:
431	self.values,self.weights = self.read_file(path)
432	except:
433	msg="Could not read input file"
434	wx.PostEvent(self.parent, StatusEvent(status= msg))
435	return
436
437	# If any of the two arrays is empty, notify the user that we won't
438	# proceed
439	if self.values is None or self.weights is None or \
440	self.values ==[] or self.weights ==[]:
441	wx.PostEvent(self.parent, StatusEvent(status=\
442	"The loaded %s distrubtion is corrupted or empty" % p))
443	return
444
445	# Tell the user that we are about to apply the distribution
446	wx.PostEvent(self.parent, StatusEvent(status=\
447	"Applying loaded %s distribution: %s" % (p, path)))
448
449	# Create the dispersion objects
450	from sans.models.dispersion_models import ArrayDispersion
451	disp_model = ArrayDispersion()
452	disp_model.set_weights(self.values, self.weights)
453
454	# Store the object to make it persist outside the scope of this method
455	#TODO: refactor model to clean this up?
456	self._disp_obj_dict[p] = disp_model
457	self.state._disp_obj_dict [p]= disp_model
458	self.state.values=[]
459	self.state.weights=[]
460	self.state.values = copy.deepcopy(self.values)
461	self.state.weights = copy.deepcopy(self.weights)
462	# Set the new model as the dispersion object for the selected parameter
463	self.model.set_dispersion(p, disp_model)
464	# Store a reference to the weights in the model object so that
465	# it's not lost when we use the model within another thread.
466	#TODO: total hack - fix this
467	self.state.model= self.model.clone()
468
469	self.model._persistency_dict = {}
470	self.model._persistency_dict[p] = [self.values, self.weights]
471	self.state.model._persistency_dict[p] = [self.values, self.weights]
472	else:
473	self._reset_dispersity()
474
475	## Redraw the model
476	self._draw_model()
477
478	## post state to fit panel
479	event = PageInfoEvent(page = self)
480	wx.PostEvent(self.parent, event)
481
482	def onResetModel(self, event):
483	"""
484	Reset model state
485
486	"""
487	## post help message for the selected model
488	msg = self.popUpMenu.GetHelpString(event.GetId())
489	msg +=" reloaded"
490	wx.PostEvent(self.parent, StatusEvent(status = msg ))
491
492	name= self.popUpMenu.GetLabel(event.GetId())
493	self._on_select_model_helper()
494
495	if name in self.saved_states.keys():
496	previous_state = self.saved_states[name]
497	## reset state of checkbox,textcrtl and regular parameters value
498	self.reset_page(previous_state)
499
500	def onSave(self, event):
501	"""
502	save history of the data and model
503
504	"""
505	if self.model==None:
506	return
507	if hasattr(self,"enable_disp"):
508	self.state.enable_disp = copy.deepcopy(self.enable_disp.GetValue())
509	if hasattr(self, "disp_box"):
510	self.state.disp_box = copy.deepcopy(self.disp_box.GetSelection())
511
512	self.state.model.name= self.model.name
513
514	new_state = self.state.clone()
515	new_state.model.name = self.state.model.name
516
517	new_state.enable2D = copy.deepcopy(self.enable2D)
518	##Add model state on context menu
519	self.number_saved_state += 1
520	#name= self.model.name+"[%g]"%self.number_saved_state
521	name= self.model.__class__.__name__+"[%g]"%self.number_saved_state
522	self.saved_states[name]= new_state
523
524	## Add item in the context menu
525
526	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.localtime()
527	my_time= str(hour)+" : "+str(minute)+" : "+str(second)+" "
528	date= str( month)+"\|"+str(day)+"\|"+str(year)
529	msg= "Model saved at %s on %s"%(my_time, date)
530	## post help message for the selected model
531	msg +=" Saved! right click on this page to retrieve this model"
532	wx.PostEvent(self.parent, StatusEvent(status = msg ))
533
534	id = wx.NewId()
535	self.popUpMenu.Append(id,name,str(msg))
536	wx.EVT_MENU(self, id, self.onResetModel)
537
538	def onSetFocus(self, evt):
539	"""
540	highlight the current textcrtl and hide the error text control shown
541	after fitting
542	:Not implemented.
543	"""
544	return
545
546	def read_file(self, path):
547	"""
548	Read two columns file
549
550	:param path: the path to the file to read
551	"""
552	try:
553	if path==None:
554	wx.PostEvent(self.parent, StatusEvent(status=\
555	" Selected Distribution was not loaded: %s"%path))
556	return None, None
557	input_f = open(path, 'r')
558	buff = input_f.read()
559	lines = buff.split('\n')
560
561	angles = []
562	weights=[]
563	for line in lines:
564	toks = line.split()
565	try:
566	angle = float(toks[0])
567	weight = float(toks[1])
568	except:
569	# Skip non-data lines
570	pass
571	angles.append(angle)
572	weights.append(weight)
573	return numpy.array(angles), numpy.array(weights)
574	except:
575	raise
576
577
578	def createMemento(self):
579	"""
580	return the current state of the page
581	"""
582	return self.state.clone()
583
584
585	def save_current_state(self):
586	"""
587	Store current state
588
589	"""
590	## save model option
591	if self.model!= None:
592	self.disp_list= self.model.getDispParamList()
593	self.state.disp_list= copy.deepcopy(self.disp_list)
594	self.state.model = self.model.clone()
595
596	self.state.enable2D = copy.deepcopy(self.enable2D)
597	self.state.values= copy.deepcopy(self.values)
598	self.state.weights = copy.deepcopy( self.weights)
599	## save data
600	self.state.data= copy.deepcopy(self.data)
601	try:
602	n = self.disp_box.GetCurrentSelection()
603	dispersity= self.disp_box.GetClientData(n)
604	name= dispersity.__name__
605	self.disp_name = name
606	if name == "GaussianDispersion" :
607	if hasattr(self,"cb1"):
608	self.state.cb1= self.cb1.GetValue()
609	except:
610	pass
611
612	if hasattr(self,"enable_disp"):
613	self.state.enable_disp= self.enable_disp.GetValue()
614	self.state.disable_disp = self.disable_disp.GetValue()
615
616	self.state.smearer = copy.deepcopy(self.smearer)
617	if hasattr(self,"enable_smearer"):
618	self.state.enable_smearer = copy.deepcopy(self.enable_smearer.GetValue())
619	self.state.disable_smearer = copy.deepcopy(self.disable_smearer.GetValue())
620
621	if hasattr(self,"disp_box"):
622	self.state.disp_box = self.disp_box.GetCurrentSelection()
623
624	if len(self.disp_cb_dict)>0:
625	for k , v in self.disp_cb_dict.iteritems():
626
627	if v ==None :
628	self.state.disp_cb_dict[k]= v
629	else:
630	try:
631	self.state.disp_cb_dict[k]=v.GetValue()
632	except:
633	self.state.disp_cb_dict[k]= None
634
635	if len(self._disp_obj_dict)>0:
636	for k , v in self._disp_obj_dict.iteritems():
637
638	self.state._disp_obj_dict[k]= v
639
640
641	self.state.values = copy.deepcopy(self.values)
642	self.state.weights = copy.deepcopy(self.weights)
643	## save plotting range
644	self._save_plotting_range()
645
646	self.state.orientation_params =[]
647	self.state.orientation_params_disp =[]
648	self.state.parameters =[]
649	self.state.fittable_param =[]
650	self.state.fixed_param =[]
651
652
653	## save checkbutton state and txtcrtl values
654	self._copy_parameters_state(self.orientation_params,
655	self.state.orientation_params)
656	self._copy_parameters_state(self.orientation_params_disp,
657	self.state.orientation_params_disp)
658
659	self._copy_parameters_state(self.parameters, self.state.parameters)
660	self._copy_parameters_state(self.fittable_param, self.state.fittable_param)
661	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
662
663	def reset_page_helper(self, state):
664	"""
665	Use page_state and change the state of existing page
666
667	:precondition: the page is already drawn or created
668
669	:postcondition: the state of the underlying data change as well as the
670	state of the graphic interface
671	"""
672	if state ==None:
673	#self._undo.Enable(False)
674	return
675
676	self.model= state.model
677	self.data = state.data
678	if self.data !=None:
679	from DataLoader.qsmearing import smear_selection
680	self.smearer= smear_selection( self.data )
681	self.enable2D= state.enable2D
682	self.engine_type = state.engine_type
683
684	self.disp_cb_dict = state.disp_cb_dict
685	self.disp_list = state.disp_list
686
687	## set the state of the radio box
688	self.shape_rbutton.SetValue(state.shape_rbutton )
689	self.shape_indep_rbutton.SetValue(state.shape_indep_rbutton)
690	self.struct_rbutton.SetValue(state.struct_rbutton )
691	self.plugin_rbutton.SetValue(state.plugin_rbutton)
692	##draw sizer containing model parameters value for the current model
693	self._set_model_sizer_selection( self.model )
694	self.set_model_param_sizer(self.model)
695
696	## reset value of combox box
697	self.structurebox.SetSelection(state.structurecombobox )
698	self.formfactorbox.SetSelection(state.formfactorcombobox)
699
700	## enable the view 2d button if this is a modelpage type
701	if hasattr(self,"model_view"):
702	if self.enable2D:
703	self.model_view.Disable()
704	else:
705	self.model_view.Enable()
706	## set the select all check box to the a given state
707	if hasattr(self, "cb1"):
708	self.cb1.SetValue(state.cb1)
709
710	## reset state of checkbox,textcrtl and regular parameters value
711
712	self._reset_parameters_state(self.orientation_params_disp,
713	state.orientation_params_disp)
714	self._reset_parameters_state(self.orientation_params,
715	state.orientation_params)
716	self._reset_parameters_state(self.parameters,state.parameters)
717	## display dispersion info layer
718	self.enable_disp.SetValue(state.enable_disp)
719	self.disable_disp.SetValue(state.disable_disp)
720
721	if hasattr(self, "disp_box"):
722
723	self.disp_box.SetSelection(state.disp_box)
724	n= self.disp_box.GetCurrentSelection()
725	dispersity= self.disp_box.GetClientData(n)
726	name= dispersity.__name__
727
728	self._set_dipers_Param(event=None)
729
730	if name=="ArrayDispersion":
731
732	for item in self.disp_cb_dict.keys():
733
734	if hasattr(self.disp_cb_dict[item],"SetValue") :
735	self.disp_cb_dict[item].SetValue(state.disp_cb_dict[item])
736	# Create the dispersion objects
737	from sans.models.dispersion_models import ArrayDispersion
738	disp_model = ArrayDispersion()
739	if hasattr(state,"values")and self.disp_cb_dict[item].GetValue()==True:
740	if len(state.values)>0:
741	self.values=state.values
742	self.weights=state.weights
743	disp_model.set_weights(self.values, state.weights)
744	else:
745	self._reset_dispersity()
746
747	self._disp_obj_dict[item] = disp_model
748	# Set the new model as the dispersion object for the selected parameter
749	self.model.set_dispersion(item, disp_model)
750
751	self.model._persistency_dict[item] = [state.values, state.weights]
752
753	else:
754	keys = self.model.getParamList()
755	for item in keys:
756	if item in self.disp_list and not self.model.details.has_key(item):
757	self.model.details[item]=["",None,None]
758	for k,v in self.state.disp_cb_dict.iteritems():
759	self.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
760	self.state.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
761
762	##plotting range restore
763	self._reset_plotting_range(state)
764
765	## smearing info restore
766	if hasattr(self,"enable_smearer"):
767	## set smearing value whether or not the data contain the smearing info
768	self.enable_smearer.SetValue(state.enable_smearer)
769	self.disable_smearer.SetValue(state.disable_smearer)
770	self.onSmear(event=None)
771
772	## reset state of checkbox,textcrtl and dispersity parameters value
773	self._reset_parameters_state(self.fittable_param,state.fittable_param)
774	self._reset_parameters_state(self.fixed_param,state.fixed_param)
775
776	## draw the model with previous parameters value
777	self._onparamEnter_helper()
778
779	## reset context menu items
780	self._reset_context_menu()
781	## set the value of the current state to the state given as parameter
782	self.state = state.clone()
783	self._draw_model()
784
785	def _selectDlg(self):
786	"""
787	open a dialog file to selected the customized dispersity
788
789	"""
790	import os
791	dlg = wx.FileDialog(self, "Choose a weight file",
792	self._default_save_location , "", ".", wx.OPEN)
793	path = None
794	if dlg.ShowModal() == wx.ID_OK:
795	path = dlg.GetPath()
796	dlg.Destroy()
797	return path
798
799	def _reset_context_menu(self):
800	"""
801	reset the context menu
802
803	"""
804	for name, state in self.state.saved_states.iteritems():
805	self.number_saved_state += 1
806	## Add item in the context menu
807	id = wx.NewId()
808	self.popUpMenu.Append(id,name, 'Save model and state %g'%self.number_saved_state)
809	wx.EVT_MENU(self, id, self.onResetModel)
810
811
812	def _reset_plotting_range(self, state):
813	"""
814	Reset the plotting range to a given state
815
816	"""
817	self.qmin.SetValue(str(state.qmin))
818	self.qmax.SetValue(str(state.qmax))
819	if self.state.npts!=None:
820	self.npts.SetValue(str(state.npts))
821
822
823	def _save_typeOfmodel(self):
824	"""
825	save radiobutton containing the type model that can be selected
826
827	"""
828	self.state.shape_rbutton = self.shape_rbutton.GetValue()
829	self.state.shape_indep_rbutton = self.shape_indep_rbutton.GetValue()
830	self.state.struct_rbutton = self.struct_rbutton.GetValue()
831	self.state.plugin_rbutton = self.plugin_rbutton.GetValue()
832	self.state.structurebox= self.structurebox.GetCurrentSelection()
833	self.state.formfactorbox = self.formfactorbox.GetCurrentSelection()
834
835	#self._undo.Enable(True)
836	## post state to fit panel
837	event = PageInfoEvent(page = self)
838	wx.PostEvent(self.parent, event)
839
840
841	def _save_plotting_range(self ):
842	"""
843	save the state of plotting range
844
845	"""
846	self.state.qmin = self.qmin_x
847	self.state.qmax = self.qmax_x
848	if self.npts!=None:
849	self.state.npts= self.num_points
850
851
852	def _onparamEnter_helper(self):
853	"""
854	check if values entered by the user are changed and valid to replot
855	model
856	use : _check_value_enter
857
858	"""
859	# Flag to register when a parameter has changed.
860	is_modified = False
861	#self._undo.Enable(True)
862	if self.model !=None:
863	try:
864	is_modified =self._check_value_enter( self.fittable_param ,is_modified)
865	is_modified =self._check_value_enter( self.fixed_param ,is_modified)
866	is_modified =self._check_value_enter( self.parameters ,is_modified)
867	except:
868	pass
869	#if is_modified:
870	# Here we should check whether the boundaries have been modified.
871	# If qmin and qmax have been modified, update qmin and qmax and
872	# set the is_modified flag to True
873	if self._validate_qrange(self.qmin, self.qmax):
874	tempmin = float(self.qmin.GetValue())
875	if tempmin != self.qmin_x:
876	self.qmin_x = tempmin
877	is_modified = True
878	tempmax = float(self.qmax.GetValue())
879	if tempmax != self.qmax_x:
880	self.qmax_x = tempmax
881	is_modified = True
882	self.fitrange = True
883	else:
884	self.fitrange = False
885	if self.npts != None:
886	if check_float(self.npts):
887	temp_npts = float(self.npts.GetValue())
888	if temp_npts != self.num_points:
889	self.num_points = temp_npts
890	is_modified = True
891	else:
892	msg= "Cannot Plot :Must enter a number!!! "
893	wx.PostEvent(self.parent, StatusEvent(status = msg ))
894
895
896	## if any value is modify draw model with new value
897	if is_modified:
898	self.state_change= True
899	self._draw_model()
900	self.Refresh()
901	return is_modified
902
903
904	def _is_modified(self, is_modified):
905	"""
906	return to self._is_modified
907
908	"""
909	return is_modified
910
911	def _reset_parameters_state(self, listtorestore,statelist):
912	"""
913	Reset the parameters at the given state
914
915	"""
916	if len(statelist)==0 or len(listtorestore)==0 :
917	return
918	if len(statelist)!= len(listtorestore) :
919	return
920
921	for j in range(len(listtorestore)):
922	item_page = listtorestore[j]
923	item_page_info = statelist[j]
924	##change the state of the check box for simple parameters
925	if item_page[0]!=None:
926	item_page[0].SetValue(item_page_info[0])
927
928	if item_page[2]!=None:
929	item_page[2].SetValue(item_page_info[2])
930
931	if item_page[3]!=None:
932	## show or hide text +/-
933	if item_page_info[2]:
934	item_page[3].Show(True)
935	else:
936	item_page[3].Hide()
937	if item_page[4]!=None:
938	## show of hide the text crtl for fitting error
939	if item_page_info[4][0]:
940	item_page[4].Show(True)
941	item_page[4].SetValue(item_page_info[4][1])
942	else:
943	item_page[3].Hide()
944	if item_page[5]!=None:
945	## show of hide the text crtl for fitting error
946	if item_page_info[5][0]:
947	item_page[5].Show(True)
948	item_page[5].SetValue(item_page_info[5][1])
949	else:
950	item_page[5].Hide()
951
952	if item_page[6]!=None:
953	## show of hide the text crtl for fitting error
954	if item_page_info[6][0]:
955	item_page[6].Show(True)
956	item_page[6].SetValue(item_page_info[6][1])
957	else:
958	item_page[6].Hide()
959
960	def _copy_parameters_state(self, listtocopy, statelist):
961	"""
962	copy the state of button
963
964	:param listtocopy: the list of widgets 's state to copy
965	:param statelist: container for the state of widgets that must be copied
966
967	"""
968	if len(listtocopy)==0:
969	return
970
971	for item in listtocopy:
972
973	checkbox_state = None
974	if item[0]!= None:
975	checkbox_state= item[0].GetValue()
976	parameter_name = item[1]
977	parameter_value = None
978	if item[2]!=None:
979	parameter_value = item[2].GetValue()
980	static_text = None
981	if item[3]!=None:
982	static_text = item[3].IsShown()
983	error_value = None
984	error_state = None
985	if item[4]!= None:
986	error_value = item[4].GetValue()
987	error_state = item[4].IsShown()
988
989	min_value = None
990	min_state = None
991	if item[5]!= None:
992	min_value = item[5].GetValue()
993	min_state = item[5].IsShown()
994
995	max_value = None
996	max_state = None
997	if item[6]!= None:
998	max_value = item[6].GetValue()
999	max_state = item[6].IsShown()
1000	unit=None
1001	if item[7]!=None:
1002	unit = item[7].GetLabel()
1003
1004	statelist.append([checkbox_state, parameter_name, parameter_value,
1005	static_text ,[error_state,error_value],
1006	[min_state,min_value],[max_state , max_value],unit])
1007
1008	def _set_model_sizer_selection(self, model):
1009	"""
1010	Display the sizer according to the type of the current model
1011
1012	"""
1013	if model ==None:
1014	return
1015	if hasattr(model ,"s_model"):
1016
1017	class_name= model.s_model.__class__
1018	name= model.s_model.name
1019	flag= name != "NoStructure"
1020	if flag and (class_name in self.model_list_box["Structure Factors"]):
1021	self.structurebox.Show()
1022	self.text2.Show()
1023	self.structurebox.Enable()
1024	self.text2.Enable()
1025	items = self.structurebox.GetItems()
1026	self.sizer1.Layout()
1027	self.SetScrollbars(20,20,25,65)
1028	for i in range(len(items)):
1029	if items[i]== str(name):
1030	self.structurebox.SetSelection(i)
1031	break
1032
1033	if hasattr(model ,"p_model"):
1034	class_name = model.p_model.__class__
1035	name = model.p_model.name
1036	self.formfactorbox.Clear()
1037
1038	for k, list in self.model_list_box.iteritems():
1039	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
1040	self.shape_rbutton.SetValue(True)
1041	## fill the form factor list with new model
1042	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
1043	items = self.formfactorbox.GetItems()
1044	## set comboxbox to the selected item
1045	for i in range(len(items)):
1046	if items[i]== str(name):
1047	self.formfactorbox.SetSelection(i)
1048	break
1049	return
1050	elif k == "Shape-Independent":
1051	self.shape_indep_rbutton.SetValue(True)
1052	elif k == "Structure Factors":
1053	self.struct_rbutton.SetValue(True)
1054	else:
1055	self.plugin_rbutton.SetValue(True)
1056
1057	if class_name in list:
1058	## fill the form factor list with new model
1059	self._populate_box(self.formfactorbox, list)
1060	items = self.formfactorbox.GetItems()
1061	## set comboxbox to the selected item
1062	for i in range(len(items)):
1063	if items[i]== str(name):
1064	self.formfactorbox.SetSelection(i)
1065	break
1066	break
1067	else:
1068
1069	## Select the model from the menu
1070	class_name = model.__class__
1071	name = model.name
1072	self.formfactorbox.Clear()
1073	items = self.formfactorbox.GetItems()
1074
1075	for k, list in self.model_list_box.iteritems():
1076	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
1077	if class_name in self.model_list_box["P(Q)*S(Q)"]:
1078	self.structurebox.Show()
1079	self.text2.Show()
1080	self.structurebox.Enable()
1081	self.structurebox.SetSelection(0)
1082	self.text2.Enable()
1083	else:
1084	self.structurebox.Hide()
1085	self.text2.Hide()
1086	self.structurebox.Disable()
1087	self.structurebox.SetSelection(0)
1088	self.text2.Disable()
1089
1090	self.shape_rbutton.SetValue(True)
1091	## fill the form factor list with new model
1092	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
1093	items = self.formfactorbox.GetItems()
1094	## set comboxbox to the selected item
1095	for i in range(len(items)):
1096	if items[i]== str(name):
1097	self.formfactorbox.SetSelection(i)
1098	break
1099	return
1100	elif k == "Shape-Independent":
1101	self.shape_indep_rbutton.SetValue(True)
1102	elif k == "Structure Factors":
1103	self.struct_rbutton.SetValue(True)
1104	else:
1105	self.plugin_rbutton.SetValue(True)
1106	if class_name in list:
1107	self.structurebox.SetSelection(0)
1108	self.structurebox.Disable()
1109	self.text2.Disable()
1110	## fill the form factor list with new model
1111	self._populate_box(self.formfactorbox, list)
1112	items = self.formfactorbox.GetItems()
1113	## set comboxbox to the selected item
1114	for i in range(len(items)):
1115	if items[i]== str(name):
1116	self.formfactorbox.SetSelection(i)
1117	break
1118	break
1119
1120	def _draw_model(self):
1121	"""
1122	Method to draw or refresh a plotted model.
1123	The method will use the data member from the model page
1124	to build a call to the fitting perspective manager.
1125
1126	:Note to coder: This way future changes will be done in only one place.
1127
1128	"""
1129	if self.model !=None:
1130	temp_smear=None
1131	if hasattr(self, "enable_smearer"):
1132	if self.enable_smearer.GetValue():
1133	temp_smear= self.smearer
1134
1135	self.manager.draw_model(self.model, data=self.data,
1136	smearer= temp_smear,
1137	qmin=float(self.qmin_x),
1138	qmax=float(self.qmax_x),
1139	qstep= float(self.num_points),
1140	enable2D=self.enable2D)
1141
1142	def _set_model_sizer(self,sizer, box_sizer, title="", object=None):
1143	"""
1144	Use lists to fill a sizer for model info
1145
1146	"""
1147
1148	sizer.Clear(True)
1149	##For MAC, this should defined here.
1150	if box_sizer == None:
1151	box_description= wx.StaticBox(self, -1,str(title))
1152	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1153	else:
1154	boxsizer1 = box_sizer
1155
1156	#--------------------------------------------------------
1157	self.shape_rbutton = wx.RadioButton(self, -1, 'Shapes', style=wx.RB_GROUP)
1158	self.shape_indep_rbutton = wx.RadioButton(self, -1, "Shape-Independent")
1159	self.struct_rbutton = wx.RadioButton(self, -1, "Structure Factor ")
1160	self.plugin_rbutton = wx.RadioButton(self, -1, "Customized Models")
1161
1162	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
1163	id= self.shape_rbutton.GetId() )
1164	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
1165	id= self.shape_indep_rbutton.GetId() )
1166	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
1167	id= self.struct_rbutton.GetId() )
1168	self.Bind( wx.EVT_RADIOBUTTON, self._show_combox,
1169	id= self.plugin_rbutton.GetId() )
1170	#MAC needs SetValue
1171	self.shape_rbutton.SetValue(True)
1172
1173	sizer_radiobutton = wx.GridSizer(2, 2,5, 5)
1174	sizer_radiobutton.Add(self.shape_rbutton)
1175	sizer_radiobutton.Add(self.shape_indep_rbutton)
1176	sizer_radiobutton.Add(self.plugin_rbutton)
1177	sizer_radiobutton.Add(self.struct_rbutton)
1178
1179	sizer_selection = wx.BoxSizer(wx.HORIZONTAL)
1180
1181	self.text1 = wx.StaticText( self,-1,"" )
1182	self.text2 = wx.StaticText( self,-1,"P(Q)*S(Q)" )
1183
1184
1185	self.formfactorbox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
1186	if self.model!=None:
1187	self.formfactorbox.SetValue(self.model.name)
1188
1189
1190	self.structurebox = wx.ComboBox(self, -1,style=wx.CB_READONLY)
1191	wx.EVT_COMBOBOX(self.formfactorbox,-1, self._on_select_model)
1192	wx.EVT_COMBOBOX(self.structurebox,-1, self._on_select_model)
1193
1194
1195	## fill combox box
1196	if len(self.model_list_box)>0:
1197	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
1198
1199	if len(self.model_list_box)>0:
1200	self._populate_box( self.structurebox,
1201	self.model_list_box["Structure Factors"])
1202	self.structurebox.Insert("None", 0,None)
1203	self.structurebox.SetSelection(0)
1204	self.structurebox.Hide()
1205	self.text2.Hide()
1206	self.structurebox.Disable()
1207	self.text2.Disable()
1208
1209	if self.model.__class__ in self.model_list_box["P(Q)*S(Q)"]:
1210	self.structurebox.Show()
1211	self.text2.Show()
1212	self.structurebox.Enable()
1213	self.text2.Enable()
1214
1215	## check model type to show sizer
1216	if self.model !=None:
1217	self._set_model_sizer_selection( self.model )
1218
1219	sizer_selection.Add(self.text1)
1220	sizer_selection.Add((5,5))
1221	sizer_selection.Add(self.formfactorbox)
1222	sizer_selection.Add((5,5))
1223	sizer_selection.Add(self.text2)
1224	sizer_selection.Add((5,5))
1225	sizer_selection.Add(self.structurebox)
1226	sizer_selection.Add((5,5))
1227
1228	boxsizer1.Add( sizer_radiobutton )
1229	boxsizer1.Add( (20,20))
1230	boxsizer1.Add( sizer_selection )
1231	if object !=None:
1232	boxsizer1.Add( (-72,-72))
1233	boxsizer1.Add( object, 0, wx.ALIGN_RIGHT\| wx.RIGHT, 35)
1234	boxsizer1.Add( (60,60))
1235	#--------------------------------------------------------
1236	sizer.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1237	sizer.Layout()
1238	self.SetScrollbars(20,20,25,65)
1239
1240
1241	def _show_combox(self, event):
1242	"""
1243	Show combox box associate with type of model selected
1244
1245	"""
1246	## Don't want to populate combo box again if the event comes from check box
1247	if self.shape_rbutton.GetValue()and\
1248	event.GetEventObject()==self.shape_rbutton:
1249	##fill the combobox with form factor list
1250	self.structurebox.SetSelection(0)
1251	self.structurebox.Disable()
1252	self.formfactorbox.Clear()
1253	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
1254
1255	if self.shape_indep_rbutton.GetValue()and\
1256	event.GetEventObject()==self.shape_indep_rbutton:
1257	##fill the combobox with shape independent factor list
1258	self.structurebox.SetSelection(0)
1259	self.structurebox.Disable()
1260	self.formfactorbox.Clear()
1261	self._populate_box( self.formfactorbox,
1262	self.model_list_box["Shape-Independent"])
1263
1264	if self.struct_rbutton.GetValue() and\
1265	event.GetEventObject()==self.struct_rbutton:
1266	##fill the combobox with structure factor list
1267	self.structurebox.SetSelection(0)
1268	self.structurebox.Disable()
1269	self.formfactorbox.Clear()
1270	self._populate_box( self.formfactorbox,
1271	self.model_list_box["Structure Factors"])
1272
1273	if self.plugin_rbutton.GetValue()and\
1274	event.GetEventObject()==self.plugin_rbutton:
1275
1276	##fill the combobox with form factor list
1277	self.structurebox.Disable()
1278	self.formfactorbox.Clear()
1279	self._populate_box( self.formfactorbox,
1280	self.model_list_box["Customized Models"])
1281
1282	self._on_select_model(event=None)
1283	self._save_typeOfmodel()
1284	self.sizer4_4.Layout()
1285	self.sizer4.Layout()
1286	self.Layout()
1287	self.Refresh()
1288	self.SetScrollbars(20,20,25,65)
1289
1290	def _populate_box(self, combobox, list):
1291	"""
1292	fill combox box with dict item
1293
1294	:param list: contains item to fill the combox
1295	item must model class
1296	"""
1297	for models in list:
1298	model= models()
1299	name = model.__class__.__name__
1300	if models.__name__!="NoStructure":
1301	if hasattr(model, "name"):
1302	name = model.name
1303	combobox.Append(name,models)
1304
1305	return 0
1306
1307	def _onparamEnter(self,event):
1308	"""
1309	when enter value on panel redraw model according to changed
1310
1311	"""
1312	tcrtl= event.GetEventObject()
1313
1314	#Clear msg if previously shown.
1315	msg= ""
1316	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1317
1318	## save current state
1319	self.save_current_state()
1320	if event !=None:
1321	#self._undo.Enable(True)
1322	event = PageInfoEvent(page = self)
1323	wx.PostEvent(self.parent, event)
1324
1325	if check_float(tcrtl):
1326
1327	self._onparamEnter_helper()
1328	#event.Skip()
1329	else:
1330	msg= "Cannot Plot :Must enter a number!!! "
1331	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1332	#event.Skip()
1333	return
1334
1335	def _onQrangeEnter(self, event):
1336	"""
1337	Check validity of value enter in the Q range field
1338
1339	"""
1340
1341	tcrtl= event.GetEventObject()
1342	#Clear msg if previously shown.
1343	msg= ""
1344	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1345	# Flag to register when a parameter has changed.
1346	is_modified = False
1347	if tcrtl.GetValue().lstrip().rstrip()!="":
1348	try:
1349	value = float(tcrtl.GetValue())
1350	tcrtl.SetBackgroundColour(wx.WHITE)
1351
1352	# If qmin and qmax have been modified, update qmin and qmax
1353	if self._validate_qrange( self.qmin, self.qmax):
1354	tempmin = float(self.qmin.GetValue())
1355	if tempmin != self.qmin_x:
1356	self.qmin_x = tempmin
1357	tempmax = float(self.qmax.GetValue())
1358	if tempmax != self.qmax_x:
1359	self.qmax_x = tempmax
1360	else:
1361	tcrtl.SetBackgroundColour("pink")
1362	msg= "Model Error:wrong value entered : %s"% sys.exc_value
1363	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1364	return
1365
1366	except:
1367	tcrtl.SetBackgroundColour("pink")
1368	msg= "Model Error:wrong value entered : %s"% sys.exc_value
1369	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1370	return
1371	#Check if # of points for theory model are valid(>0).
1372	if self.npts != None:
1373	if check_float(self.npts):
1374	temp_npts = float(self.npts.GetValue())
1375	if temp_npts != self.num_points:
1376	self.num_points = temp_npts
1377	is_modified = True
1378	else:
1379	msg= "Cannot Plot :No npts in that Qrange!!! "
1380	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1381
1382	else:
1383	tcrtl.SetBackgroundColour("pink")
1384	msg= "Model Error:wrong value entered!!!"
1385	wx.PostEvent(self.parent, StatusEvent(status = msg ))
1386
1387	#self._undo.Enable(True)
1388	self.save_current_state()
1389	event = PageInfoEvent(page = self)
1390	wx.PostEvent(self.parent, event)
1391	self.state_change= False
1392	#Draw the model for a different range
1393	self._draw_model()
1394
1395	def _on_select_model_helper(self):
1396	"""
1397	call back for model selection
1398
1399	"""
1400	## reset dictionary containing reference to dispersion
1401	self._disp_obj_dict = {}
1402	self.disp_cb_dict ={}
1403
1404	f_id = self.formfactorbox.GetCurrentSelection()
1405	#For MAC
1406	form_factor = None
1407	if f_id >= 0:
1408	form_factor = self.formfactorbox.GetClientData( f_id )
1409
1410	if not form_factor in self.model_list_box["multiplication"]:
1411	self.structurebox.Hide()
1412	self.text2.Hide()
1413	self.structurebox.Disable()
1414	self.structurebox.SetSelection(0)
1415	self.text2.Disable()
1416	else:
1417	self.structurebox.Show()
1418	self.text2.Show()
1419	self.structurebox.Enable()
1420	self.text2.Enable()
1421
1422	s_id = self.structurebox.GetCurrentSelection()
1423	struct_factor = self.structurebox.GetClientData( s_id )
1424
1425	if struct_factor !=None:
1426	from sans.models.MultiplicationModel import MultiplicationModel
1427	self.model= MultiplicationModel(form_factor(),struct_factor())
1428
1429	else:
1430	if form_factor != None:
1431	self.model= form_factor()
1432	else:
1433	self.model = None
1434	return self.model
1435
1436	## post state to fit panel
1437	self.state.parameters =[]
1438	self.state.model =self.model
1439	self.disp_list =self.model.getDispParamList()
1440	self.state.disp_list = self.disp_list
1441	self.Layout()
1442
1443	def _validate_qrange(self, qmin_ctrl, qmax_ctrl):
1444	"""
1445	Verify that the Q range controls have valid values
1446	and that Qmin < Qmax.
1447
1448	:param qmin_ctrl: text control for Qmin
1449	:param qmax_ctrl: text control for Qmax
1450
1451	:return: True is the Q range is value, False otherwise
1452
1453	"""
1454	qmin_validity = check_float(qmin_ctrl)
1455	qmax_validity = check_float(qmax_ctrl)
1456	if not (qmin_validity and qmax_validity):
1457	return False
1458	else:
1459	qmin = float(qmin_ctrl.GetValue())
1460	qmax = float(qmax_ctrl.GetValue())
1461	if qmin < qmax:
1462	#Make sure to set both colours white.
1463	qmin_ctrl.SetBackgroundColour(wx.WHITE)
1464	qmin_ctrl.Refresh()
1465	qmax_ctrl.SetBackgroundColour(wx.WHITE)
1466	qmax_ctrl.Refresh()
1467	else:
1468	qmin_ctrl.SetBackgroundColour("pink")
1469	qmin_ctrl.Refresh()
1470	qmax_ctrl.SetBackgroundColour("pink")
1471	qmax_ctrl.Refresh()
1472	msg= "Invalid Q range: Q min must be smaller than Q max"
1473	wx.PostEvent(self.parent, StatusEvent(status = msg))
1474	return False
1475	return True
1476
1477	def _check_value_enter(self, list, modified):
1478	"""
1479	:param list: model parameter and panel info
1480	each item of the list should be as follow: ::
1481
1482	item = [cb state, name, value, "+/-", error of fit, min, max , units]
1483
1484	"""
1485	is_modified = modified
1486	if len(list)==0:
1487	return is_modified
1488	for item in list:
1489	#skip angle parameters for 1D
1490	if not self.enable2D:
1491	if item in self.orientation_params:
1492	continue
1493	#try:
1494	name = str(item[1])
1495
1496	try:
1497	value= float(item[2].GetValue())
1498	# If the value of the parameter has changed,
1499	# +update the model and set the is_modified flag
1500	if value != self.model.getParam(name) and numpy.isfinite(value):
1501	self.model.setParam(name,value)
1502	is_modified = True
1503	except:
1504	msg = "Wrong parameter value entered "
1505	wx.PostEvent(self.parent, StatusEvent(status = msg))
1506
1507	return is_modified
1508
1509	def _set_dipers_Param(self, event):
1510	"""
1511	respond to self.enable_disp and self.disable_disp radio box.
1512	The dispersity object is reset inside the model into Gaussian.
1513	When the user select yes , this method display a combo box for more selection
1514	when the user selects No,the combo box disappears.
1515	Redraw the model with the default dispersity (Gaussian)
1516
1517	"""
1518
1519	self._reset_dispersity()
1520
1521	if self.model ==None:
1522	self.model_disp.Hide()
1523	self.disp_box.Hide()
1524	self.sizer4_4.Clear(True)
1525	return
1526
1527	if self.enable_disp.GetValue():
1528	self.model_disp.Show(True)
1529	self.disp_box.Show(True)
1530	## layout for model containing no dispersity parameters
1531
1532	self.disp_list= self.model.getDispParamList()
1533
1534	if len(self.disp_list)==0 and len(self.disp_cb_dict)==0:
1535	self._layout_sizer_noDipers()
1536	else:
1537	## set gaussian sizer
1538	self._on_select_Disp(event=None)
1539	else:
1540	self.model_disp.Hide()
1541	self.disp_box.Hide()
1542	self.disp_box.SetSelection(0)
1543	self.sizer4_4.Clear(True)
1544
1545	## post state to fit panel
1546	self.save_current_state()
1547	if event !=None:
1548	#self._undo.Enable(True)
1549	event = PageInfoEvent(page = self)
1550	wx.PostEvent(self.parent, event)
1551	#draw the model with the current dispersity
1552	self._draw_model()
1553	self.sizer4_4.Layout()
1554	self.sizer5.Layout()
1555	self.Layout()
1556	self.Refresh()
1557
1558
1559	def _layout_sizer_noDipers(self):
1560	"""
1561	Draw a sizer with no dispersity info
1562
1563	"""
1564	ix=0
1565	iy=1
1566	self.fittable_param=[]
1567	self.fixed_param=[]
1568	self.orientation_params_disp=[]
1569
1570	self.model_disp.Hide()
1571	self.disp_box.Hide()
1572	self.sizer4_4.Clear(True)
1573	model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model')
1574	self.sizer4_4.Add(model_disp,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1575	self.sizer4_4.Layout()
1576	self.sizer4.Layout()
1577	self.SetScrollbars(20,20,25,65)
1578
1579
1580	def _reset_dispersity(self):
1581	"""
1582	put gaussian dispersity into current model
1583
1584	"""
1585	if len(self.param_toFit)>0:
1586	for item in self.fittable_param:
1587	if item in self.param_toFit:
1588	self.param_toFit.remove(item)
1589
1590	for item in self.orientation_params_disp:
1591	if item in self.param_toFit:
1592	self.param_toFit.remove(item)
1593
1594	self.fittable_param=[]
1595	self.fixed_param=[]
1596	self.orientation_params_disp=[]
1597	self.values=[]
1598	self.weights=[]
1599
1600	from sans.models.dispersion_models import GaussianDispersion, ArrayDispersion
1601	if len(self.disp_cb_dict)==0:
1602	self.save_current_state()
1603	self.sizer4_4.Clear(True)
1604	self.Layout()
1605
1606	return
1607	if (len(self.disp_cb_dict)>0) :
1608	for p in self.disp_cb_dict:
1609	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
1610	disp_model = GaussianDispersion()
1611
1612	self._disp_obj_dict[p] = disp_model
1613	# Set the new model as the dispersion object for the selected parameter
1614	try:
1615	self.model.set_dispersion(p, disp_model)
1616	except:
1617
1618	pass
1619
1620	## save state into
1621	self.save_current_state()
1622	self.Layout()
1623	self.Refresh()
1624
1625
1626	def _on_select_Disp(self,event):
1627	"""
1628	allow selecting different dispersion
1629	self.disp_list should change type later .now only gaussian
1630
1631	"""
1632	n = self.disp_box.GetCurrentSelection()
1633	name = self.disp_box.GetValue()
1634	dispersity= self.disp_box.GetClientData(n)
1635	self.disp_name = name
1636
1637	if name.lower() == "array":
1638	self._set_sizer_arraydispersion()
1639	else:
1640	self._set_sizer_dispersion(dispersity= dispersity)
1641
1642	self.state.disp_box= n
1643	## Redraw the model
1644	self._draw_model()
1645	#self._undo.Enable(True)
1646	event = PageInfoEvent(page = self)
1647	wx.PostEvent(self.parent, event)
1648
1649	self.sizer4_4.Layout()
1650	self.sizer4.Layout()
1651	self.SetScrollbars(20,20,25,65)
1652
1653	def _set_sizer_arraydispersion(self):
1654	"""
1655	draw sizer with array dispersity parameters
1656
1657	"""
1658
1659	if len(self.param_toFit)>0:
1660	for item in self.fittable_param:
1661	if item in self.param_toFit:
1662	self.param_toFit.remove(item)
1663	for item in self.orientation_params_disp:
1664	if item in self.param_toFit:
1665	self.param_toFit.remove(item)
1666	for item in self.model.details.keys():
1667	if item in self.model.fixed:
1668	del self.model.details [item]
1669
1670	self.fittable_param=[]
1671	self.fixed_param=[]
1672	self.orientation_params_disp=[]
1673	self.sizer4_4.Clear(True)
1674	self._reset_dispersity()
1675	ix=0
1676	iy=1
1677	disp1 = wx.StaticText(self, -1, 'Array Dispersion')
1678	self.sizer4_4.Add(disp1,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1679
1680	# Look for model parameters to which we can apply an ArrayDispersion model
1681	# Add a check box for each parameter.
1682	self.disp_cb_dict = {}
1683	ix+=1
1684	self.noDisper_rbox = wx.RadioButton(self, -1,"None", (10, 10),style= wx.RB_GROUP)
1685	self.Bind(wx.EVT_RADIOBUTTON,self.select_disp_angle , id=self.noDisper_rbox.GetId())
1686	#MAC needs SetValue
1687	self.noDisper_rbox.SetValue(True)
1688	self.sizer4_4.Add(self.noDisper_rbox, (iy, ix),
1689	(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
1690
1691	for p in self.model.dispersion.keys():
1692	if not p in self.model.orientation_params:
1693	ix+=1
1694	self.disp_cb_dict[p] = wx.RadioButton(self, -1, p, (10, 10))
1695	self.state.disp_cb_dict[p]= self.disp_cb_dict[p].GetValue()
1696	self.Bind(wx.EVT_RADIOBUTTON, self.select_disp_angle, id=self.disp_cb_dict[p].GetId())
1697	self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
1698
1699	for p in self.model.dispersion.keys():
1700	if p in self.model.orientation_params:
1701	ix+=1
1702	self.disp_cb_dict[p] = wx.RadioButton(self, -1, p, (10, 10))
1703	self.state.disp_cb_dict[p]= self.disp_cb_dict[p].GetValue()
1704	if not (self.enable2D or self.data.__class__.__name__ =="Data2D"):
1705	self.disp_cb_dict[p].Hide()
1706	else:
1707	self.disp_cb_dict[p].Show(True)
1708	self.Bind(wx.EVT_RADIOBUTTON, self.select_disp_angle, id=self.disp_cb_dict[p].GetId())
1709	self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
1710
1711
1712	ix =0
1713	iy +=1
1714	self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
1715	self.Layout()
1716
1717	self.state.orientation_params =[]
1718	self.state.orientation_params_disp =[]
1719	self.state.parameters =[]
1720	self.state.fittable_param =[]
1721	self.state.fixed_param =[]
1722
1723	## save checkbutton state and txtcrtl values
1724	self._copy_parameters_state(self.orientation_params,
1725	self.state.orientation_params)
1726
1727	self._copy_parameters_state(self.orientation_params_disp,
1728	self.state.orientation_params_disp)
1729
1730	self._copy_parameters_state(self.parameters, self.state.parameters)
1731	self._copy_parameters_state(self.fittable_param, self.state.fittable_param)
1732	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
1733
1734	## post state to fit panel
1735	event = PageInfoEvent(page = self)
1736	wx.PostEvent(self.parent, event)
1737
1738	def _set_range_sizer(self, title, box_sizer=None, object1=None,object=None):
1739	"""
1740	Fill the Q range sizer
1741
1742	"""
1743	self.sizer5.Clear(True)
1744	#--------------------------------------------------------------
1745	if box_sizer == None:
1746	box_description= wx.StaticBox(self, -1,str(title))
1747	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1748	else:
1749	#for MAC
1750	boxsizer1 = box_sizer
1751
1752	self.qmin = self.ModelTextCtrl(self, -1,size=(_BOX_WIDTH,20),style=wx.TE_PROCESS_ENTER,
1753	kill_focus_callback = self._onQrangeEnter,
1754	text_enter_callback = self._onQrangeEnter)
1755	self.qmin.SetValue(str(self.qmin_x))
1756	self.qmin.SetToolTipString("Minimun value of Q in linear scale.")
1757
1758	self.qmax = self.ModelTextCtrl(self, -1,size=(_BOX_WIDTH,20),style=wx.TE_PROCESS_ENTER,
1759	kill_focus_callback = self._onQrangeEnter,
1760	text_enter_callback = self._onQrangeEnter)
1761	self.qmax.SetValue(str(self.qmax_x))
1762	self.qmax.SetToolTipString("Maximum value of Q in linear scale.")
1763
1764	id = wx.NewId()
1765	self.reset_qrange =wx.Button(self,id,'Reset',size=(70,23))
1766
1767	self.reset_qrange.Bind(wx.EVT_BUTTON, self.on_reset_clicked,id=id)
1768	self.reset_qrange.SetToolTipString("Reset Q range to the default values")
1769
1770	sizer_horizontal=wx.BoxSizer(wx.HORIZONTAL)
1771	sizer= wx.GridSizer(3, 3,2, 5)
1772
1773	sizer.Add(wx.StaticText(self, -1, ' Q range'))
1774	sizer.Add(wx.StaticText(self, -1, ' Min'))
1775	sizer.Add(wx.StaticText(self, -1, ' Max'))
1776	sizer.Add(self.reset_qrange)
1777
1778	sizer.Add(self.qmin)
1779	sizer.Add(self.qmax)
1780	sizer_horizontal.Add(sizer)
1781	if object!=None:
1782	sizer_horizontal.Add(object)
1783
1784	if object1!=None:
1785	boxsizer1.Add(object1)
1786	boxsizer1.Add((10,10))
1787	boxsizer1.Add(sizer_horizontal)
1788	## save state
1789	self.save_current_state()
1790	#----------------------------------------------------------------
1791	self.sizer5.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1792	self.sizer5.Layout()
1793
1794	def _fill_save_sizer(self):
1795	"""
1796	Draw the layout for saving option
1797
1798	"""
1799	# Skipping save state functionality for release 0.9.0
1800	return
1801
1802	self.sizer6.Clear(True)
1803	box_description= wx.StaticBox(self, -1,"Save Model")
1804	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
1805	sizer_save = wx.BoxSizer(wx.HORIZONTAL)
1806
1807	self.btSave_title = wx.StaticText(self, -1, 'Save the current Model')
1808	self.btSave = wx.Button(self,wx.NewId(),'Save')
1809	self.btSave.Bind(wx.EVT_BUTTON, self.onSave,id= self.btSave.GetId())
1810	self.btSave.SetToolTipString("Save the current Model")
1811
1812	sizer_save.Add(self.btSave_title)
1813	sizer_save.Add((20,20),0, wx.LEFT\|wx.RIGHT\|wx.EXPAND,45)
1814
1815	sizer_save.Add(self.btSave)
1816
1817	boxsizer1.Add(sizer_save)
1818	self.sizer6.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
1819	self.sizer6.Layout()
1820	self.SetScrollbars(20,20,25,65)
1821
1822	def _lay_out(self):
1823	"""
1824	returns self.Layout
1825
1826	:Note: Mac seems to like this better when self.Layout
1827	is called after fitting.
1828
1829	"""
1830	self._sleep4sec()
1831	self.Layout()
1832	#self._sleep4sec()
1833	return
1834
1835	def _sleep4sec(self):
1836	"""
1837	sleep for 1 sec only applied on Mac
1838
1839	:Note: This 1sec helps for Mac not to crash on
1840	self.layout after self._draw_model
1841
1842	"""
1843	if ON_MAC == True:
1844	time.sleep(1)
1845
1846	def on_reset_clicked(self,event):
1847	"""
1848	On 'Reset' button for Q range clicked
1849
1850	"""
1851	##For 3 different cases: Data2D, Data1D, and theory
1852	if self.data.__class__.__name__ == "Data2D":
1853	data_min= 0
1854	x= max(math.fabs(self.data.xmin), math.fabs(self.data.xmax))
1855	y= max(math.fabs(self.data.ymin), math.fabs(self.data.ymax))
1856	self.qmin_x = data_min
1857	self.qmax_x = math.sqrt(xx + yy)
1858	elif self.data.__class__.__name__ == "Data1D":
1859	self.qmin_x = min(self.data.x)
1860	self.qmax_x = max(self.data.x)
1861	else:
1862	self.qmin_x = _QMIN_DEFAULT
1863	self.qmax_x = _QMAX_DEFAULT
1864	self.num_points = _NPTS_DEFAULT
1865	self.state.npts = self.num_points
1866
1867	self.state.qmin = self.qmin_x
1868	self.state.qmax = self.qmax_x
1869
1870	#reset the q range values
1871	self._reset_plotting_range(self.state)
1872	#Re draw plot
1873	self._draw_model()

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SasView

source: sasview/theoryview/perspectives/theory/basepage.py @ 6c79243

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