fitpanel.py @ 506bca3

Last change on this file since 506bca3 was 67b0a99, checked in by krzywon, 8 years ago
#761: Constrained fit pages are now deleted if they no longer have any data in them when other data sets are deleted. #826: Fixed a bug where dQ smearing option was unavailable for 1D data sets.
Property mode set to `100644`
File size: 22.1 KB

Line
1	"""
2	FitPanel class contains fields allowing to fit models and data
3
4	:note: For Fit to be performed the user should check at least one parameter
5	on fit Panel window.
6
7	"""
8	import wx
9	from wx.aui import AuiNotebook as nb
10
11	from sas.sasgui.guiframe.panel_base import PanelBase
12	from sas.sasgui.guiframe.events import PanelOnFocusEvent, StatusEvent
13	from sas.sasgui.guiframe.dataFitting import check_data_validity
14	from sas.sasgui.perspectives.fitting.simfitpage import SimultaneousFitPage
15
16	import basepage
17	import models
18	_BOX_WIDTH = 80
19
20
21	class FitPanel(nb, PanelBase):
22	"""
23	FitPanel class contains fields allowing to fit models and data
24
25	:note: For Fit to be performed the user should check at least one parameter
26	on fit Panel window.
27
28	"""
29	# Internal name for the AUI manager
30	window_name = "Fit panel"
31	# Title to appear on top of the window
32	window_caption = "Fit Panel "
33	CENTER_PANE = True
34
35	def __init__(self, parent, manager=None, args, *kwargs):
36	"""
37	"""
38	nb.__init__(self, parent, wx.ID_ANY,
39	style=wx.aui.AUI_NB_WINDOWLIST_BUTTON \|
40	wx.aui.AUI_NB_DEFAULT_STYLE \|
41	wx.CLIP_CHILDREN)
42	PanelBase.__init__(self, parent)
43	# self.SetWindowStyleFlag(style=nb.FNB_FANCY_TABS)
44	self._manager = manager
45	self.parent = parent
46	self.event_owner = None
47	# dictionary of miodel {model class name, model class}
48	self.menu_mng = models.ModelManager()
49	self.model_list_box = self.menu_mng.get_model_list()
50	# pageClosedEvent = nb.EVT_FLATNOTEBOOK_PAGE_CLOSING
51	self.model_dictionary = self.menu_mng.get_model_dictionary()
52	self.pageClosedEvent = wx.aui.EVT_AUINOTEBOOK_PAGE_CLOSE
53
54	self.Bind(self.pageClosedEvent, self.on_close_page)
55	# save the title of the last page tab added
56	self.fit_page_name = {}
57	# list of existing fit page
58	self.opened_pages = {}
59	# index of fit page
60	self.fit_page_index = 0
61	# index of batch page
62	self.batch_page_index = 0
63	# page of simultaneous fit
64	self.sim_page = None
65	self.batch_page = None
66	# get the state of a page
67	self.Bind(basepage.EVT_PAGE_INFO, self._onGetstate)
68	self.Bind(basepage.EVT_PREVIOUS_STATE, self._onUndo)
69	self.Bind(basepage.EVT_NEXT_STATE, self._onRedo)
70	self.Bind(wx.aui.EVT_AUINOTEBOOK_PAGE_CHANGED, self.on_page_changing)
71	self.Bind(wx.aui.EVT_AUINOTEBOOK_PAGE_CLOSED, self.on_closed)
72
73	def on_closed(self, event):
74	"""
75	"""
76	if self.GetPageCount() == 0:
77	self.add_empty_page()
78	self.enable_close_button()
79
80	def save_project(self, doc=None):
81	"""
82	return an xml node containing state of the panel
83	that guiframe can write to file
84	"""
85	# Iterate through all pages and check for batch fitting
86	batch_state = None
87	if self.sim_page is not None:
88	batch_state = self.sim_page.set_state()
89
90	for uid, page in self.opened_pages.iteritems():
91	data = page.get_data()
92	# state must be cloned
93	state = page.get_state().clone()
94	if data is not None or page.model is not None:
95	new_doc = self._manager.state_reader.write_toXML(data,
96	state,
97	batch_state)
98	if doc is not None and hasattr(doc, "firstChild"):
99	child = new_doc.firstChild.firstChild
100	doc.firstChild.appendChild(child)
101	else:
102	doc = new_doc
103
104	return doc
105
106	def update_model_list(self):
107	"""
108	"""
109	temp = self.menu_mng.update()
110	if len(temp):
111	self.model_list_box = temp
112	return temp
113
114	def reset_pmodel_list(self):
115	"""
116	"""
117	temp = self.menu_mng.plugins_reset()
118	if len(temp):
119	self.model_list_box = temp
120	return temp
121
122	def get_page_by_id(self, uid):
123	"""
124	"""
125	if uid not in self.opened_pages:
126	msg = "Fitpanel cannot find ID: %s in self.opened_pages" % str(uid)
127	raise ValueError, msg
128	else:
129	return self.opened_pages[uid]
130
131	def on_page_changing(self, event):
132	"""
133	calls the function when the current event handler has exited. avoiding
134	to call panel on focus on a panel that is currently deleted
135	"""
136	wx.CallAfter(self.helper_on_page_change)
137
138	def helper_on_page_change(self):
139	"""
140	"""
141	pos = self.GetSelection()
142	if pos != -1:
143	selected_page = self.GetPage(pos)
144	wx.PostEvent(self._manager.parent,
145	PanelOnFocusEvent(panel=selected_page))
146	self.enable_close_button()
147
148	def on_set_focus(self, event):
149	"""
150	"""
151	pos = self.GetSelection()
152	if pos != -1:
153	selected_page = self.GetPage(pos)
154	wx.PostEvent(self._manager.parent,
155	PanelOnFocusEvent(panel=selected_page))
156
157	def get_data(self):
158	"""
159	get the data in the current page
160	"""
161	pos = self.GetSelection()
162	if pos != -1:
163	selected_page = self.GetPage(pos)
164	return selected_page.get_data()
165
166	def set_model_state(self, state):
167	"""
168	receive a state to reset the model in the current page
169	"""
170	pos = self.GetSelection()
171	if pos != -1:
172	selected_page = self.GetPage(pos)
173	selected_page.set_model_state(state)
174
175	def get_state(self):
176	"""
177	return the state of the current selected page
178	"""
179	pos = self.GetSelection()
180	if pos != -1:
181	selected_page = self.GetPage(pos)
182	return selected_page.get_state()
183
184	def close_all(self):
185	"""
186	remove all pages, used when a svs file is opened
187	"""
188
189	# use while-loop, for-loop will not do the job well.
190	while (self.GetPageCount() > 0):
191	page = self.GetPage(self.GetPageCount() - 1)
192	if self._manager.parent.panel_on_focus == page:
193	self._manager.parent.panel_on_focus = None
194	self._close_helper(selected_page=page)
195	self.DeletePage(self.GetPageCount() - 1)
196	# Clear list of names
197	self.fit_page_name = {}
198	# Clear list of opened pages
199	self.opened_pages = {}
200	self.fit_page_index = 0
201	self.batch_page_index = 0
202
203	def set_state(self, state):
204	"""
205	Restore state of the panel
206	"""
207	page_is_opened = False
208	if state is not None:
209	for uid, panel in self.opened_pages.iteritems():
210	# Don't return any panel is the exact same page is created
211	if uid == panel.uid and panel.data == state.data:
212	# the page is still opened
213	panel.reset_page(state=state)
214	panel.save_current_state()
215	page_is_opened = True
216	if not page_is_opened:
217	if state.data.__class__.__name__ != 'list':
218	# To support older state file format
219	list_data = [state.data]
220	else:
221	# Todo: need new file format for the list
222	list_data = state.data
223	panel = self._manager.add_fit_page(data=list_data)
224	# add data associated to the page created
225	if panel is not None:
226	self._manager.store_data(uid=panel.uid,
227	data_list=list_data,
228	caption=panel.window_caption)
229	panel.reset_page(state=state)
230	panel.save_current_state()
231
232	def clear_panel(self):
233	"""
234	Clear and close all panels, used by guimanager
235	"""
236	# close all panels only when svs file opened
237	self.close_all()
238	self.sim_page = None
239	self.batch_page = None
240
241	def on_close_page(self, event=None):
242	"""
243	close page and remove all references to the closed page
244	"""
245	selected_page = self.GetPage(self.GetSelection())
246	if self.GetPageCount() == 1:
247	if selected_page.get_data() is not None:
248	if event is not None:
249	event.Veto()
250	return
251	self._close_helper(selected_page=selected_page)
252
253	def close_page_with_data(self, deleted_data):
254	"""
255	close a fit page when its data is completely remove from the graph
256	"""
257	if deleted_data is None:
258	return
259	for index in range(self.GetPageCount()):
260	selected_page = self.GetPage(index)
261	if hasattr(selected_page, "get_data"):
262	data = selected_page.get_data()
263
264	if data is None:
265	# the fitpanel exists and only the initial fit page is open
266	# with no selected data
267	return
268	if data.id == deleted_data.id:
269	self._close_helper(selected_page)
270	self.DeletePage(index)
271	break
272
273	def set_manager(self, manager):
274	"""
275	set panel manager
276
277	:param manager: instance of plugin fitting
278	"""
279	self._manager = manager
280	for pos in range(self.GetPageCount()):
281	page = self.GetPage(pos)
282	if page is not None:
283	page.set_manager(self._manager)
284
285	def set_model_list(self, dict):
286	"""
287	copy a dictionary of model into its own dictionary
288
289	:param dict: dictionnary made of model name as key and model class
290	as value
291	"""
292	self.model_list_box = dict
293
294	def set_model_dict(self, m_dict):
295	"""
296	copy a dictionary of model name -> model object
297
298	:param m_dict: dictionary linking model name -> model object
299	"""
300
301	def get_current_page(self):
302	"""
303	:return: the current page selected
304
305	"""
306	return self.GetPage(self.GetSelection())
307
308	def add_sim_page(self, caption="Const & Simul Fit"):
309	"""
310	Add the simultaneous fit page
311	"""
312	from simfitpage import SimultaneousFitPage
313	page_finder = self._manager.get_page_finder()
314	if caption == "Const & Simul Fit":
315	self.sim_page = SimultaneousFitPage(self, page_finder=page_finder,
316	id=wx.ID_ANY, batch_on=False)
317	self.sim_page.window_caption = caption
318	self.sim_page.window_name = caption
319	self.sim_page.uid = wx.NewId()
320	self.AddPage(self.sim_page, caption, True)
321	self.sim_page.set_manager(self._manager)
322	self.enable_close_button()
323	return self.sim_page
324	else:
325	self.batch_page = SimultaneousFitPage(self, batch_on=True,
326	page_finder=page_finder)
327	self.batch_page.window_caption = caption
328	self.batch_page.window_name = caption
329	self.batch_page.uid = wx.NewId()
330	self.AddPage(self.batch_page, caption, True)
331	self.batch_page.set_manager(self._manager)
332	self.enable_close_button()
333	return self.batch_page
334
335	def add_empty_page(self):
336	"""
337	add an empty page
338	"""
339	if self.batch_on:
340	from batchfitpage import BatchFitPage
341	panel = BatchFitPage(parent=self)
342	self.batch_page_index += 1
343	caption = "BatchPage" + str(self.batch_page_index)
344	panel.set_index_model(self.batch_page_index)
345	else:
346	# Increment index of fit page
347	from fitpage import FitPage
348	panel = FitPage(parent=self)
349	self.fit_page_index += 1
350	caption = "FitPage" + str(self.fit_page_index)
351	panel.set_index_model(self.fit_page_index)
352	panel.batch_on = self.batch_on
353	panel._set_save_flag(not panel.batch_on)
354	panel.set_model_dictionary(self.model_dictionary)
355	panel.populate_box(model_dict=self.model_list_box)
356	panel.formfactor_combo_init()
357	panel.set_manager(self._manager)
358	panel.window_caption = caption
359	panel.window_name = caption
360	self.AddPage(panel, caption, select=True)
361	self.opened_pages[panel.uid] = panel
362	self._manager.create_fit_problem(panel.uid)
363	self._manager.page_finder[panel.uid].add_data(panel.get_data())
364	self.enable_close_button()
365	panel.on_set_focus(None)
366	return panel
367
368	def enable_close_button(self):
369	"""
370	display the close button on tab for more than 1 tabs else remove the
371	close button
372	"""
373	if self.GetPageCount() <= 1:
374	style = self.GetWindowStyleFlag()
375	flag = wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB
376	if style & wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB == flag:
377	style = style & ~wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB
378	self.SetWindowStyle(style)
379	else:
380	style = self.GetWindowStyleFlag()
381	flag = wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB
382	if style & wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB != flag:
383	style \|= wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB
384	self.SetWindowStyle(style)
385
386	def delete_data(self, data):
387	"""
388	Delete the given data
389	"""
390	if data.__class__.__name__ != "list":
391	raise ValueError, "Fitpanel delete_data expect list of id"
392	else:
393	for page in self.opened_pages.values():
394	pos = self.GetPageIndex(page)
395	temp_data = page.get_data()
396	if temp_data is not None and temp_data.id in data:
397	self.SetSelection(pos)
398	self.on_close_page(event=None)
399	temp = self.GetSelection()
400	self.DeletePage(temp)
401	if self.sim_page is not None:
402	if len(self.sim_page.model_list) == 0:
403	pos = self.GetPageIndex(self.sim_page)
404	self.SetSelection(pos)
405	self.on_close_page(event=None)
406	temp = self.GetSelection()
407	self.DeletePage(temp)
408	self.sim_page = None
409	self.batch_on = False
410	if self.GetPageCount() == 0:
411	self._manager.on_add_new_page(event=None)
412
413	def set_data_on_batch_mode(self, data_list):
414	"""
415	Add all data to a single tab when the application is on Batch mode.
416	However all data in the set of data must be either 1D or 2D type.
417	This method presents option to select the data type before creating a
418	tab.
419	"""
420	data_1d_list = []
421	data_2d_list = []
422	group_id_1d = wx.NewId()
423	# separate data into data1d and data2d list
424	for data in data_list:
425	if data.__class__.__name__ == "Data1D":
426	data.group_id = group_id_1d
427	data_1d_list.append(data)
428	if data.__class__.__name__ == "Data2D":
429	data.group_id = wx.NewId()
430	data_2d_list.append(data)
431	page = None
432	for p in self.opened_pages.values():
433	# check if there is an empty page to fill up
434	if not check_data_validity(p.get_data()) and p.batch_on:
435
436	# make sure data get placed in 1D empty tab if data is 1D
437	# else data get place on 2D tab empty tab
438	enable2D = p.get_view_mode()
439	if (data.__class__.__name__ == "Data2D" and enable2D)\
440	or (data.__class__.__name__ == "Data1D" and not enable2D):
441	page = p
442	break
443	if data_1d_list and data_2d_list:
444	# need to warning the user that this batch is a special case
445	from sas.sasgui.perspectives.fitting.fitting_widgets import \
446	BatchDataDialog
447	dlg = BatchDataDialog(self)
448	if dlg.ShowModal() == wx.ID_OK:
449	data_type = dlg.get_data()
450	dlg.Destroy()
451	if page is None:
452	page = self.add_empty_page()
453	if data_type == 1:
454	# user has selected only data1D
455	page.fill_data_combobox(data_1d_list)
456	elif data_type == 2:
457	page.fill_data_combobox(data_2d_list)
458	else:
459	# the batch analysis is canceled
460	dlg.Destroy()
461	return None
462	else:
463	if page is None:
464	page = self.add_empty_page()
465	if data_1d_list and not data_2d_list:
466	# only on type of data
467	page.fill_data_combobox(data_1d_list)
468	elif not data_1d_list and data_2d_list:
469	page.fill_data_combobox(data_2d_list)
470
471	pos = self.GetPageIndex(page)
472	page.batch_on = self.batch_on
473	page._set_save_flag(not page.batch_on)
474	self.SetSelection(pos)
475	self.opened_pages[page.uid] = page
476	return page
477
478	def set_data(self, data_list):
479	"""
480	Add a fitting page on the notebook contained by fitpanel
481
482	:param data_list: data to fit
483
484	:return panel : page just added for further used.
485	is used by fitting module
486
487	"""
488	if not data_list:
489	return None
490	if self.batch_on:
491	return self.set_data_on_batch_mode(data_list)
492	else:
493	data = None
494	try:
495	data = data_list[0]
496	except Exception:
497	# for 'fitv' files
498	data_list = [data]
499	data = data_list[0]
500
501	if data is None:
502	return None
503	for page in self.opened_pages.values():
504	# check if the selected data existing in the fitpanel
505	pos = self.GetPageIndex(page)
506	if not check_data_validity(page.get_data()) and not page.batch_on:
507	# make sure data get placed in 1D empty tab if data is 1D
508	# else data get place on 2D tab empty tab
509	enable2D = page.get_view_mode()
510	if (data.__class__.__name__ == "Data2D" and enable2D)\
511	or (data.__class__.__name__ == "Data1D" and not enable2D):
512	page.batch_on = self.batch_on
513	page._set_save_flag(not page.batch_on)
514	page.fill_data_combobox(data_list)
515	# caption = "FitPage" + str(self.fit_page_index)
516	self.SetPageText(pos, page.window_caption)
517	self.SetSelection(pos)
518	return page
519	# create new page and add data
520	page = self.add_empty_page()
521	pos = self.GetPageIndex(page)
522	page.fill_data_combobox(data_list)
523	self.opened_pages[page.uid] = page
524	self.SetSelection(pos)
525	return page
526
527	def _onGetstate(self, event):
528	"""
529	copy the state of a page
530	"""
531	page = event.page
532	if page.uid in self.fit_page_name:
533	self.fit_page_name[page.uid].appendItem(page.createMemento())
534
535	def _onUndo(self, event):
536	"""
537	return the previous state of a given page is available
538	"""
539	page = event.page
540	if page.uid in self.fit_page_name:
541	if self.fit_page_name[page.uid].getCurrentPosition() == 0:
542	state = None
543	else:
544	state = self.fit_page_name[page.uid].getPreviousItem()
545	page._redo.Enable(True)
546	page.reset_page(state)
547
548	def _onRedo(self, event):
549	"""
550	return the next state available
551	"""
552	page = event.page
553	if page.uid in self.fit_page_name:
554	length = len(self.fit_page_name[page.uid])
555	if self.fit_page_name[page.uid].getCurrentPosition() == length - 1:
556	state = None
557	page._redo.Enable(False)
558	page._redo.Enable(True)
559	else:
560	state = self.fit_page_name[page.uid].getNextItem()
561	page.reset_page(state)
562
563	def _close_helper(self, selected_page):
564	"""
565	Delete the given page from the notebook
566	"""
567	# remove hint page
568	# if selected_page == self.hint_page:
569	# return
570	# removing sim_page
571	if selected_page == self.sim_page:
572	self._manager.sim_page = None
573	return
574	if selected_page == self.batch_page:
575	self._manager.batch_page = None
576	return
577	# closing other pages
578	state = selected_page.createMemento()
579	page_finder = self._manager.get_page_finder()
580	# removing fit page
581	data = selected_page.get_data()
582	# Don' t remove plot for 2D
583	flag = True
584	if data.__class__.__name__ == 'Data2D':
585	flag = False
586	if selected_page in page_finder:
587	# Delete the name of the page into the list of open page
588	for uid, list in self.opened_pages.iteritems():
589	# Don't return any panel is the exact same page is created
590	if flag and selected_page.uid == uid:
591	self._manager.remove_plot(uid, theory=False)
592	break
593	del page_finder[selected_page]
594
595	# Delete the name of the page into the list of open page
596	for uid, list in self.opened_pages.iteritems():
597	# Don't return any panel is the exact same page is created
598	if selected_page.uid == uid:
599	del self.opened_pages[selected_page.uid]
600	break
601	# remove the check box link to the model name of the selected_page
602	try:
603	self.sim_page.draw_page()
604	except:
605	# that page is already deleted no need to remove check box on
606	# non existing page
607	pass
608	try:
609	self.batch_page.draw_page()
610	except:
611	# that page is already deleted no need to remove check box on
612	# non existing page
613	pass

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source: sasview/src/sas/sasgui/perspectives/fitting/fitpanel.py @ 506bca3

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