basepage.py @ a269378

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 a269378 was d49c956, checked in by Jae Cho <jhjcho@…>, 12 years ago
fixed polydisp. array bug
Property mode set to `100644`
File size: 136.2 KB

Line
1	"""
2	Base Page for fitting
3	"""
4	import sys
5	import os
6	import wx
7	import numpy
8	import time
9	import copy
10	import math
11	import string
12	from wx.lib.scrolledpanel import ScrolledPanel
13	from sans.guiframe.panel_base import PanelBase
14	from sans.guiframe.utils import format_number, check_float
15	from sans.guiframe.events import PanelOnFocusEvent
16	from sans.guiframe.events import StatusEvent
17	from sans.guiframe.events import AppendBookmarkEvent
18	from sans.guiframe.dataFitting import Data2D
19	from sans.guiframe.dataFitting import Data1D
20	from sans.guiframe.dataFitting import check_data_validity
21	from sans.dataloader.data_info import Detector
22	from sans.dataloader.data_info import Source
23	from sans.perspectives.fitting.pagestate import PageState
24
25	(PageInfoEvent, EVT_PAGE_INFO) = wx.lib.newevent.NewEvent()
26	(PreviousStateEvent, EVT_PREVIOUS_STATE) = wx.lib.newevent.NewEvent()
27	(NextStateEvent, EVT_NEXT_STATE) = wx.lib.newevent.NewEvent()
28
29	_BOX_WIDTH = 76
30	_QMIN_DEFAULT = 0.0005
31	_QMAX_DEFAULT = 0.5
32	_NPTS_DEFAULT = 50
33	#Control panel width
34	if sys.platform.count("win32") > 0:
35	PANEL_WIDTH = 450
36	FONT_VARIANT = 0
37	ON_MAC = False
38	else:
39	PANEL_WIDTH = 500
40	FONT_VARIANT = 1
41	ON_MAC = True
42
43
44	class BasicPage(ScrolledPanel, PanelBase):
45	"""
46	This class provide general structure of fitpanel page
47	"""
48	## Internal name for the AUI manager
49	window_name = "Fit Page"
50	## Title to appear on top of the window
51	window_caption = "Fit Page "
52
53	def __init__(self, parent, color='blue', **kwargs):
54	"""
55	"""
56	ScrolledPanel.__init__(self, parent, **kwargs)
57	PanelBase.__init__(self, parent)
58	self.SetupScrolling()
59	#Set window's font size
60	self.SetWindowVariant(variant=FONT_VARIANT)
61
62	self.SetBackgroundColour(color)
63	## parent of the page
64	self.parent = parent
65	## manager is the fitting plugin
66	## owner of the page (fitting plugin)
67	self.event_owner = None
68	## current model
69	self.model = None
70	self.index_model = None
71	## data
72	self.data = None
73	#list of available data
74	self.data_list = []
75	self.mask = None
76	self.uid = wx.NewId()
77	self.graph_id = None
78	#Q range for data set
79	self.qmin_data_set = numpy.inf
80	self.qmax_data_set = None
81	self.npts_data_set = 0
82	## Q range
83	self.qmin = None
84	self.qmax = None
85	self.qmax_x = _QMAX_DEFAULT
86	self.qmin_x = _QMIN_DEFAULT
87	self.npts_x = _NPTS_DEFAULT
88	## total number of point: float
89	self.npts = None
90	## default fitengine type
91	self.engine_type = 'scipy'
92	## smear default
93	self.current_smearer = None
94	## 2D smear accuracy default
95	self.smear2d_accuracy = 'Low'
96	## slit smear:
97	self.dxl = None
98	self.dxw = None
99	## pinhole smear
100	self.dx_min = None
101	self.dx_max = None
102	##semar attrbs
103	self.enable_smearer = None
104	self.disable_smearer = None
105	self.pinhole_smearer = None
106	self.slit_smearer = None
107	##weigth attrbs
108	self.dI_noweight = None
109	self.dI_didata = None
110	self.dI_sqrdata = None
111	self.dI_idata = None
112	##other attrbs
113	self.dq_l = None
114	self.dq_r = None
115	self.tcChi = None
116	self.disp_box = None
117	self.model_disp = None
118	self.Npts_fit = None
119	self.Npts_total = None
120	self.theory_qmin = None
121	self.theory_qmax = None
122	self.theory_qmin_x = None
123	self.theory_qmax_x = None
124	self.cb1 = None
125	self.btEditMask = None
126	self.btFit = None
127
128	self.disp_cb_dict = {}
129
130	#self.state = PageState(parent=parent)
131	## dictionary containing list of models
132	self.model_list_box = {}
133
134	## Data member to store the dispersion object created
135	self._disp_obj_dict = {}
136	## selected parameters to apply dispersion
137	self.disp_cb_dict = {}
138	## smearer object
139	self.enable2D = False
140	self.is_mac = ON_MAC
141	self.formfactorbox = None
142	self.structurebox = None
143	##list of model parameters. each item must have same length
144	## each item related to a given parameters
145	##[cb state, name, value, "+/-", error of fit, min, max , units]
146	self.parameters = []
147	# non-fittable parameter whose value is astring
148	self.str_parameters = []
149	## list of parameters to fit , must be like self.parameters
150	self.param_toFit = []
151	## list of looking like parameters but with non fittable parameters info
152	self.fixed_param = []
153	## list of looking like parameters but with fittable parameters info
154	self.fittable_param = []
155	##list of dispersion parameters
156	self.disp_list = []
157	self.disp_name = ""
158
159	## list of orientation parameters
160	self.orientation_params = []
161	self.orientation_params_disp = []
162	if self.model != None:
163	self.disp_list = self.model.getDispParamList()
164	self.temp_multi_functional = False
165	##enable model 2D draw
166	self.enable2D = False
167	## check that the fit range is correct to plot the model again
168	self.fitrange = True
169	## Create memento to save the current state
170	self.state = PageState(parent=self.parent,
171	model=self.model, data=self.data)
172	## flag to determine if state has change
173	self.state_change = False
174	## save customized array
175	self.values = []
176	self.weights = []
177	## retrieve saved state
178	self.number_saved_state = 0
179	## dictionary of saved state
180	self.saved_states = {}
181	## Create context menu for page
182	self.popUpMenu = wx.Menu()
183
184	id = wx.NewId()
185	self._keep = wx.MenuItem(self.popUpMenu, id, "Add bookmark",
186	" Keep the panel status to recall it later")
187	self.popUpMenu.AppendItem(self._keep)
188	self._keep.Enable(False)
189	self._set_bookmark_flag(False)
190	self._set_save_flag(False)
191	wx.EVT_MENU(self, id, self.on_bookmark)
192	self.popUpMenu.AppendSeparator()
193
194	## Default locations
195	self._default_save_location = os.getcwd()
196	## save initial state on context menu
197	#self.onSave(event=None)
198	self.Bind(wx.EVT_CONTEXT_MENU, self.onContextMenu)
199
200	# bind key event
201	self.Bind(wx.EVT_LEFT_DOWN, self.on_left_down)
202
203	## create the basic structure of the panel with empty sizer
204	self.define_page_structure()
205	## drawing Initial dispersion parameters sizer
206	self.set_dispers_sizer()
207
208	## layout
209	self.set_layout()
210
211	def set_index_model(self, index):
212	"""
213	Index related to this page
214	"""
215	self.index_model = index
216
217	def create_default_data(self):
218	"""
219	Given the user selection, creates a 1D or 2D data
220	Only when the page is on theory mode.
221	"""
222	if not hasattr(self, "model_view"):
223	return
224	toggle_mode_on = self.model_view.IsEnabled()
225	if toggle_mode_on:
226	if self.enable2D and not check_data_validity(self.data):
227	self._create_default_2d_data()
228	else:
229	self._create_default_1d_data()
230	if self.model != None:
231	if not self.data.is_data:
232	self._manager.page_finder[self.uid].set_fit_data(data=[self.data])
233	self.on_smear_helper(update=True)
234	self.state.enable_smearer = self.enable_smearer.GetValue()
235	self.state.disable_smearer = self.disable_smearer.GetValue()
236	self.state.pinhole_smearer = self.pinhole_smearer.GetValue()
237	self.state.slit_smearer = self.slit_smearer.GetValue()
238
239	def _create_default_1d_data(self):
240	"""
241	Create default data for fitting perspective
242	Only when the page is on theory mode.
243	:warning: This data is never plotted.
244
245	"""
246	x = numpy.linspace(start=self.qmin_x, stop=self.qmax_x,
247	num=self.npts_x, endpoint=True)
248	self.data = Data1D(x=x)
249	self.data.xaxis('\\rm{Q}', "A^{-1}")
250	self.data.yaxis('\\rm{Intensity}', "cm^{-1}")
251	self.data.is_data = False
252	self.data.id = str(self.uid) + " data"
253	self.data.group_id = str(self.uid) + " Model1D"
254
255	def _create_default_2d_data(self):
256	"""
257	Create 2D data by default
258	Only when the page is on theory mode.
259	:warning: This data is never plotted.
260	"""
261	self.data = Data2D()
262	qmax = self.qmax_x / math.sqrt(2)
263	self.data.xaxis('\\rm{Q_{x}}', 'A^{-1}')
264	self.data.yaxis('\\rm{Q_{y}}', 'A^{-1}')
265	self.data.is_data = False
266	self.data.id = str(self.uid) + " data"
267	self.data.group_id = str(self.uid) + " Model2D"
268	## Default values
269	self.data.detector.append(Detector())
270	index = len(self.data.detector) - 1
271	self.data.detector[index].distance = 8000 # mm
272	self.data.source.wavelength = 6 # A
273	self.data.detector[index].pixel_size.x = 5 # mm
274	self.data.detector[index].pixel_size.y = 5 # mm
275	self.data.detector[index].beam_center.x = qmax
276	self.data.detector[index].beam_center.y = qmax
277	## create x_bins and y_bins of the model 2D
278	#pixel_width_x = self.data.detector[index].pixel_size.x
279	#pixel_width_y = self.data.detector[index].pixel_size.y
280	#center_x = self.data.detector[index].beam_center.x/pixel_width_x
281	#center_y = self.data.detector[index].beam_center.y/pixel_width_y
282	# theory default: assume the beam
283	#center is located at the center of sqr detector
284	xmax = qmax
285	xmin = -qmax
286	ymax = qmax
287	ymin = -qmax
288	qstep = self.npts_x
289
290	x = numpy.linspace(start=xmin, stop=xmax, num=qstep, endpoint=True)
291	y = numpy.linspace(start=ymin, stop=ymax, num=qstep, endpoint=True)
292	## use data info instead
293	new_x = numpy.tile(x, (len(y), 1))
294	new_y = numpy.tile(y, (len(x), 1))
295	new_y = new_y.swapaxes(0, 1)
296	# all data reuire now in 1d array
297	qx_data = new_x.flatten()
298	qy_data = new_y.flatten()
299	q_data = numpy.sqrt(qx_data * qx_data + qy_data * qy_data)
300	# set all True (standing for unmasked) as default
301	mask = numpy.ones(len(qx_data), dtype=bool)
302	# calculate the range of qx and qy: this way,
303	# it is a little more independent
304	#x_size = xmax - xmin
305	#y_size = ymax - ymin
306	# store x and y bin centers in q space
307	x_bins = x
308	y_bins = y
309	# bin size: x- & y-directions
310	#xstep = x_size / len(x_bins - 1)
311	#ystep = y_size / len(y_bins - 1)
312
313	self.data.source = Source()
314	self.data.data = numpy.ones(len(mask))
315	self.data.err_data = numpy.ones(len(mask))
316	self.data.qx_data = qx_data
317	self.data.qy_data = qy_data
318	self.data.q_data = q_data
319	self.data.mask = mask
320	self.data.x_bins = x_bins
321	self.data.y_bins = y_bins
322	# max and min taking account of the bin sizes
323	self.data.xmin = xmin
324	self.data.xmax = xmax
325	self.data.ymin = ymin
326	self.data.ymax = ymax
327
328	def on_set_focus(self, event):
329	"""
330	On Set Focus, update guimanger and menu
331	"""
332	if self._manager is not None:
333	wx.PostEvent(self._manager.parent, PanelOnFocusEvent(panel=self))
334	self.on_tap_focus()
335
336	def on_tap_focus(self):
337	"""
338	Update menu1 on cliking the page tap
339	"""
340	if self._manager.menu1 != None:
341	chain_menu = self._manager.menu1.FindItemById(\
342	self._manager.id_reset_flag)
343	chain_menu.Enable(self.batch_on)
344	sim_menu = self._manager.menu1.FindItemById(self._manager.id_simfit)
345	flag = self.data.is_data\
346	and (self.model != None)
347	sim_menu.Enable(not self.batch_on and flag)
348	batch_menu = self._manager.menu1.FindItemById(self._manager.id_batchfit)
349	batch_menu.Enable(self.batch_on and flag)
350
351	class ModelTextCtrl(wx.TextCtrl):
352	"""
353	Text control for model and fit parameters.
354	Binds the appropriate events for user interactions.
355	Default callback methods can be overwritten on initialization
356
357	:param kill_focus_callback: callback method for EVT_KILL_FOCUS event
358	:param set_focus_callback: callback method for EVT_SET_FOCUS event
359	:param mouse_up_callback: callback method for EVT_LEFT_UP event
360	:param text_enter_callback: callback method for EVT_TEXT_ENTER event
361
362	"""
363	## Set to True when the mouse is clicked while the whole string is selected
364	full_selection = False
365	## Call back for EVT_SET_FOCUS events
366	_on_set_focus_callback = None
367
368	def __init__(self, parent, id=-1,
369	value=wx.EmptyString,
370	pos=wx.DefaultPosition,
371	size=wx.DefaultSize,
372	style=0,
373	validator=wx.DefaultValidator,
374	name=wx.TextCtrlNameStr,
375	kill_focus_callback=None,
376	set_focus_callback=None,
377	mouse_up_callback=None,
378	text_enter_callback=None):
379
380	wx.TextCtrl.__init__(self, parent, id, value, pos,
381	size, style, validator, name)
382
383	# Bind appropriate events
384	self._on_set_focus_callback = parent.onSetFocus \
385	if set_focus_callback is None else set_focus_callback
386	self.Bind(wx.EVT_SET_FOCUS, self._on_set_focus)
387	self.Bind(wx.EVT_KILL_FOCUS, self._silent_kill_focus \
388	if kill_focus_callback is None else kill_focus_callback)
389	self.Bind(wx.EVT_TEXT_ENTER, parent._onparamEnter \
390	if text_enter_callback is None else text_enter_callback)
391	if not ON_MAC:
392	self.Bind(wx.EVT_LEFT_UP, self._highlight_text \
393	if mouse_up_callback is None else mouse_up_callback)
394
395	def _on_set_focus(self, event):
396	"""
397	Catch when the text control is set in focus to highlight the whole
398	text if necessary
399
400	:param event: mouse event
401
402	"""
403	event.Skip()
404	self.full_selection = True
405	return self._on_set_focus_callback(event)
406
407	def _highlight_text(self, event):
408	"""
409	Highlight text of a TextCtrl only of no text has be selected
410
411	:param event: mouse event
412
413	"""
414	# Make sure the mouse event is available to other listeners
415	event.Skip()
416	control = event.GetEventObject()
417	if self.full_selection:
418	self.full_selection = False
419	# Check that we have a TextCtrl
420	if issubclass(control.__class__, wx.TextCtrl):
421	# Check whether text has been selected,
422	# if not, select the whole string
423	(start, end) = control.GetSelection()
424	if start == end:
425	control.SetSelection(-1, -1)
426
427	def _silent_kill_focus(self, event):
428	"""
429	Save the state of the page
430	"""
431
432	event.Skip()
433	pass
434
435	def set_page_info(self, page_info):
436	"""
437	set some page important information at once
438	"""
439	##window_name
440	self.window_name = page_info.window_name
441	##window_caption
442	self.window_caption = page_info.window_caption
443	## manager is the fitting plugin
444	self._manager = page_info.manager
445	## owner of the page (fitting plugin)
446	self.event_owner = page_info.event_owner
447	## current model
448	self.model = page_info.model
449	## data
450	self.data = page_info.data
451	## dictionary containing list of models
452	self.model_list_box = page_info.model_list_box
453	## Data member to store the dispersion object created
454	self.populate_box(dict=self.model_list_box)
455
456	def onContextMenu(self, event):
457	"""
458	Retrieve the state selected state
459	"""
460	# Skipping the save state functionality for release 0.9.0
461	#return
462
463	pos = event.GetPosition()
464	pos = self.ScreenToClient(pos)
465
466	self.PopupMenu(self.popUpMenu, pos)
467
468	def onUndo(self, event):
469	"""
470	Cancel the previous action
471	"""
472	event = PreviousStateEvent(page=self)
473	wx.PostEvent(self.parent, event)
474
475	def onRedo(self, event):
476	"""
477	Restore the previous action cancelled
478	"""
479	event = NextStateEvent(page=self)
480	wx.PostEvent(self.parent, event)
481
482	def define_page_structure(self):
483	"""
484	Create empty sizer for a panel
485	"""
486	self.vbox = wx.BoxSizer(wx.VERTICAL)
487	self.sizer0 = wx.BoxSizer(wx.VERTICAL)
488	self.sizer1 = wx.BoxSizer(wx.VERTICAL)
489	self.sizer2 = wx.BoxSizer(wx.VERTICAL)
490	self.sizer3 = wx.BoxSizer(wx.VERTICAL)
491	self.sizer4 = wx.BoxSizer(wx.VERTICAL)
492	self.sizer5 = wx.BoxSizer(wx.VERTICAL)
493	self.sizer6 = wx.BoxSizer(wx.VERTICAL)
494
495	self.sizer0.SetMinSize((PANEL_WIDTH, -1))
496	self.sizer1.SetMinSize((PANEL_WIDTH, -1))
497	self.sizer2.SetMinSize((PANEL_WIDTH, -1))
498	self.sizer3.SetMinSize((PANEL_WIDTH, -1))
499	self.sizer4.SetMinSize((PANEL_WIDTH, -1))
500	self.sizer5.SetMinSize((PANEL_WIDTH, -1))
501	self.sizer6.SetMinSize((PANEL_WIDTH, -1))
502
503	self.vbox.Add(self.sizer0)
504	self.vbox.Add(self.sizer1)
505	self.vbox.Add(self.sizer2)
506	self.vbox.Add(self.sizer3)
507	self.vbox.Add(self.sizer4)
508	self.vbox.Add(self.sizer5)
509	self.vbox.Add(self.sizer6)
510
511	def set_layout(self):
512	"""
513	layout
514	"""
515	self.vbox.Layout()
516	self.vbox.Fit(self)
517	self.SetSizer(self.vbox)
518	self.Centre()
519
520	def set_owner(self, owner):
521	"""
522	set owner of fitpage
523
524	:param owner: the class responsible of plotting
525
526	"""
527	self.event_owner = owner
528	self.state.event_owner = owner
529
530	def get_state(self):
531	"""
532	"""
533	return self.state
534
535	def get_data(self):
536	"""
537	return the current data
538	"""
539	return self.data
540
541	def get_data_list(self):
542	"""
543	return the current data
544	"""
545	return self.data_list
546
547	def set_manager(self, manager):
548	"""
549	set panel manager
550
551	:param manager: instance of plugin fitting
552
553	"""
554	self._manager = manager
555	self.state.manager = manager
556
557	def populate_box(self, dict):
558	"""
559	Store list of model
560
561	:param dict: dictionary containing list of models
562
563	"""
564	self.model_list_box = dict
565	self.state.model_list_box = self.model_list_box
566	self.initialize_combox()
567
568	def initialize_combox(self):
569	"""
570	put default value in the combobox
571	"""
572	## fill combox box
573	if self.model_list_box is None:
574	return
575	if len(self.model_list_box) > 0:
576	self._populate_box(self.formfactorbox,
577	self.model_list_box["Shapes"])
578
579	if len(self.model_list_box) > 0:
580	self._populate_box(self.structurebox,
581	self.model_list_box["Structure Factors"])
582	self.structurebox.Insert("None", 0, None)
583	self.structurebox.SetSelection(0)
584	self.structurebox.Hide()
585	self.text2.Hide()
586	self.structurebox.Disable()
587	self.text2.Disable()
588
589	if self.model.__class__ in self.model_list_box["P(Q)*S(Q)"]:
590	self.structurebox.Show()
591	self.text2.Show()
592	self.structurebox.Enable()
593	self.text2.Enable()
594
595	def set_dispers_sizer(self):
596	"""
597	fill sizer containing dispersity info
598	"""
599	self.sizer4.Clear(True)
600	name = "Polydispersity and Orientational Distribution"
601	box_description = wx.StaticBox(self, -1, name)
602	box_description.SetForegroundColour(wx.BLUE)
603	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
604	#----------------------------------------------------
605	self.disable_disp = wx.RadioButton(self, -1, 'Off', (10, 10),
606	style=wx.RB_GROUP)
607	self.enable_disp = wx.RadioButton(self, -1, 'On', (10, 30))
608	# best size for MAC and PC
609	if ON_MAC:
610	size_q = (30, 20)
611	else:
612	size_q = (20, 15)
613	self.disp_help_bt = wx.Button(self, wx.NewId(), '?',
614	style=wx.BU_EXACTFIT,
615	size=size_q)
616	self.disp_help_bt.Bind(wx.EVT_BUTTON,
617	self.on_pd_help_clicked, id=self.disp_help_bt.GetId())
618	self.disp_help_bt.SetToolTipString("Helps for Polydispersion.")
619
620	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param,
621	id=self.disable_disp.GetId())
622	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param,
623	id=self.enable_disp.GetId())
624	#MAC needs SetValue
625	self.disable_disp.SetValue(True)
626	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
627	sizer_dispersion.Add((20, 20))
628	name = "" # Polydispersity and \nOrientational Distribution "
629	sizer_dispersion.Add(wx.StaticText(self, -1, name))
630	sizer_dispersion.Add(self.enable_disp)
631	sizer_dispersion.Add((20, 20))
632	sizer_dispersion.Add(self.disable_disp)
633	sizer_dispersion.Add((25, 20))
634	sizer_dispersion.Add(self.disp_help_bt)
635
636	## fill a sizer for dispersion
637	boxsizer1.Add(sizer_dispersion, 0,
638	wx.TOP \| wx.BOTTOM \| wx.LEFT \| wx.EXPAND \| wx.ADJUST_MINSIZE,
639	border=5)
640	self.sizer4_4 = wx.GridBagSizer(6, 5)
641
642	boxsizer1.Add(self.sizer4_4)
643	#-----------------------------------------------------
644	self.sizer4.Add(boxsizer1, 0, wx.EXPAND \| wx.ALL, 10)
645	self.sizer4_4.Layout()
646	self.sizer4.Layout()
647	self.Layout()
648
649	self.Refresh()
650	## saving the state of enable dispersity button
651	self.state.enable_disp = self.enable_disp.GetValue()
652	self.state.disable_disp = self.disable_disp.GetValue()
653	self.SetupScrolling()
654
655	def onResetModel(self, event):
656	"""
657	Reset model state
658	"""
659	menu = event.GetEventObject()
660	## post help message for the selected model
661	msg = menu.GetHelpString(event.GetId())
662	msg += " reloaded"
663	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
664	self.Show(False)
665	name = menu.GetLabel(event.GetId())
666	self._on_select_model_helper()
667	if self.model != None:
668	self.m_name = self.model.name
669	if name in self.saved_states.keys():
670	previous_state = self.saved_states[name]
671	## reset state of checkbox,textcrtl and regular parameters value
672
673	self.reset_page(previous_state)
674	self.state.m_name = self.m_name
675	self.Show(True)
676
677	def on_preview(self, event):
678	"""
679	Report the current fit results
680	"""
681	# Get plot image from plotpanel
682	images, canvases = self.get_images()
683	# get the report dialog
684	self.state.report(images, canvases)
685
686	def on_save(self, event):
687	"""
688	Save the current state into file
689	"""
690	self.save_current_state()
691	new_state = self.state.clone()
692	# Ask the user the location of the file to write to.
693	path = None
694	if self.parent != None:
695	self._default_save_location = \
696	self.parent.parent._default_save_location
697	dlg = wx.FileDialog(self, "Choose a file", self._default_save_location,
698	self.window_caption, "*.fitv", wx.SAVE)
699
700	if dlg.ShowModal() == wx.ID_OK:
701	path = dlg.GetPath()
702	self._default_save_location = os.path.dirname(path)
703	self.parent.parent._default_save_location =\
704	self._default_save_location
705	else:
706	return None
707	# MAC always needs the extension for saving
708	extens = ".fitv"
709	# Make sure the ext included in the file name
710	fName = os.path.splitext(path)[0] + extens
711	#the manager write the state into file
712	self._manager.save_fit_state(filepath=fName, fitstate=new_state)
713	return new_state
714
715	def on_copy(self, event):
716	"""
717	Copy Parameter values to the clipboad
718	"""
719	if event != None:
720	event.Skip()
721	# It seems MAC needs wxCallAfter
722	wx.CallAfter(self.get_copy)
723
724	def on_paste(self, event):
725	"""
726	Paste Parameter values to the panel if possible
727	"""
728	if event != None:
729	event.Skip()
730	# It seems MAC needs wxCallAfter for the setvalues
731	# for multiple textctrl items, otherwise it tends to crash once a while
732	wx.CallAfter(self.get_paste)
733	# messages depending on the flag
734	#self._copy_info(True)
735
736	def _copy_info(self, flag):
737	"""
738	Send event dpemding on flag
739
740	: Param flag: flag that distinguish event
741	"""
742	# messages depending on the flag
743	if flag == None:
744	msg = " Parameter values are copied to the clipboard..."
745	infor = 'warning'
746	elif flag:
747	msg = " Parameter values are pasted from the clipboad..."
748	infor = "warning"
749	else:
750	msg = "Error was occured "
751	msg += ": No valid parameter values to paste from the clipboard..."
752	infor = "error"
753	# inform msg to wx
754	wx.PostEvent(self.parent.parent,
755	StatusEvent(status=msg, info=infor))
756
757	def _get_time_stamp(self):
758	"""
759	return time and date stings
760	"""
761	# date and time
762	year, month, day, hour, minute, second, tda, ty, tm_isdst \
763	= time.localtime()
764	current_time = str(hour) + ":" + str(minute) + ":" + str(second)
765	current_date = str(month) + "/" + str(day) + "/" + str(year)
766	return current_time, current_date
767
768	def on_bookmark(self, event):
769	"""
770	save history of the data and model
771	"""
772	if self.model == None:
773	msg = "Can not bookmark; Please select Data and Model first..."
774	wx.MessageBox(msg, 'Info')
775	return
776	self.save_current_state()
777	new_state = self.state.clone()
778	##Add model state on context menu
779	self.number_saved_state += 1
780	current_time, current_date = self._get_time_stamp()
781	#name= self.model.name+"[%g]"%self.number_saved_state
782	name = "Fitting: %g]" % self.number_saved_state
783	name += self.model.__class__.__name__
784	name += "bookmarked at %s on %s" % (current_time, current_date)
785	self.saved_states[name] = new_state
786
787	## Add item in the context menu
788	msg = "Model saved at %s on %s" % (current_time, current_date)
789	## post help message for the selected model
790	msg += " Saved! right click on this page to retrieve this model"
791	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
792
793	id = wx.NewId()
794	self.popUpMenu.Append(id, name, str(msg))
795	wx.EVT_MENU(self, id, self.onResetModel)
796	wx.PostEvent(self.parent.parent,
797	AppendBookmarkEvent(title=name,
798	hint=str(msg),
799	handler=self._back_to_bookmark))
800
801	def _back_to_bookmark(self, event):
802	"""
803	Back to bookmark
804	"""
805	self._manager.on_perspective(event)
806	self.onResetModel(event)
807	self._draw_model()
808
809	def onSetFocus(self, evt):
810	"""
811	highlight the current textcrtl and hide the error text control shown
812	after fitting
813	"""
814	return
815
816	def read_file(self, path):
817	"""
818	Read two columns file
819
820	:param path: the path to the file to read
821
822	"""
823	try:
824	if path == None:
825	wx.PostEvent(self.parent.parent,
826	StatusEvent(status= \
827	" Selected Distribution was not loaded: %s" % path))
828	return None, None
829	input_f = open(path, 'r')
830	buff = input_f.read()
831	lines = buff.split('\n')
832	input_f.close()
833	angles = []
834	weights = []
835	for line in lines:
836	toks = line.split()
837	try:
838	angle = float(toks[0])
839	weight = float(toks[1])
840	angles.append(angle)
841	weights.append(weight)
842	except:
843	# Skip non-data lines
844	pass
845	return numpy.array(angles), numpy.array(weights)
846	except:
847	raise
848
849	def createMemento(self):
850	"""
851	return the current state of the page
852	"""
853	return self.state.clone()
854
855	def save_current_state(self):
856	"""
857	Store current state
858	"""
859	self.state.engine_type = copy.deepcopy(self.engine_type)
860	## save model option
861	if self.model != None:
862	self.disp_list = self.model.getDispParamList()
863	self.state.disp_list = copy.deepcopy(self.disp_list)
864	self.state.model = self.model.clone()
865
866	#model combobox: complex code because of mac's silent error
867	if self.structurebox != None:
868	if self.structurebox.IsShown():
869	self.state.structurecombobox = 'None'
870	s_select = self.structurebox.GetSelection()
871	if s_select > 0:
872	self.state.structurecombobox = self.structurebox.\
873	GetString(s_select)
874	if self.formfactorbox != None:
875	f_select = self.formfactorbox.GetSelection()
876	if f_select > 0:
877	self.state.formfactorcombobox = self.formfactorbox.\
878	GetString(f_select)
879
880	#save radiobutton state for model selection
881	self.state.shape_rbutton = self.shape_rbutton.GetValue()
882	self.state.shape_indep_rbutton = self.shape_indep_rbutton.GetValue()
883	self.state.struct_rbutton = self.struct_rbutton.GetValue()
884	self.state.plugin_rbutton = self.plugin_rbutton.GetValue()
885
886	self.state.enable2D = copy.deepcopy(self.enable2D)
887	self.state.values = copy.deepcopy(self.values)
888	self.state.weights = copy.deepcopy(self.weights)
889	## save data
890	self.state.data = copy.deepcopy(self.data)
891	self.state.qmax_x = self.qmax_x
892	self.state.qmin_x = self.qmin_x
893	self.state.dI_noweight = copy.deepcopy(self.dI_noweight.GetValue())
894	self.state.dI_didata = copy.deepcopy(self.dI_didata.GetValue())
895	self.state.dI_sqrdata = copy.deepcopy(self.dI_sqrdata.GetValue())
896	self.state.dI_idata = copy.deepcopy(self.dI_idata.GetValue())
897	self.state.dq_l = self.dq_l
898	self.state.dq_r = self.dq_r
899	if hasattr(self, "enable_disp"):
900	self.state.enable_disp = self.enable_disp.GetValue()
901	self.state.disable_disp = self.disable_disp.GetValue()
902
903	self.state.smearer = copy.deepcopy(self.current_smearer)
904	if hasattr(self, "enable_smearer"):
905	self.state.enable_smearer = \
906	copy.deepcopy(self.enable_smearer.GetValue())
907	self.state.disable_smearer = \
908	copy.deepcopy(self.disable_smearer.GetValue())
909
910	self.state.pinhole_smearer = \
911	copy.deepcopy(self.pinhole_smearer.GetValue())
912	self.state.slit_smearer = copy.deepcopy(self.slit_smearer.GetValue())
913
914	if len(self._disp_obj_dict) > 0:
915	for k, v in self._disp_obj_dict.iteritems():
916	self.state._disp_obj_dict[k] = v
917
918	self.state.values = copy.deepcopy(self.values)
919	self.state.weights = copy.deepcopy(self.weights)
920	## save plotting range
921	self._save_plotting_range()
922
923	self.state.orientation_params = []
924	self.state.orientation_params_disp = []
925	self.state.parameters = []
926	self.state.fittable_param = []
927	self.state.fixed_param = []
928	self.state.str_parameters = []
929
930	## save checkbutton state and txtcrtl values
931	self._copy_parameters_state(self.str_parameters,
932	self.state.str_parameters)
933	self._copy_parameters_state(self.orientation_params,
934	self.state.orientation_params)
935	self._copy_parameters_state(self.orientation_params_disp,
936	self.state.orientation_params_disp)
937
938	self._copy_parameters_state(self.parameters, self.state.parameters)
939	self._copy_parameters_state(self.fittable_param,
940	self.state.fittable_param)
941	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
942	#save chisqr
943	self.state.tcChi = self.tcChi.GetValue()
944
945	def save_current_state_fit(self):
946	"""
947	Store current state for fit_page
948	"""
949	## save model option
950	if self.model != None:
951	self.disp_list = self.model.getDispParamList()
952	self.state.disp_list = copy.deepcopy(self.disp_list)
953	self.state.model = self.model.clone()
954	if hasattr(self, "engine_type"):
955	self.state.engine_type = copy.deepcopy(self.engine_type)
956
957	self.state.enable2D = copy.deepcopy(self.enable2D)
958	self.state.values = copy.deepcopy(self.values)
959	self.state.weights = copy.deepcopy(self.weights)
960	## save data
961	self.state.data = copy.deepcopy(self.data)
962
963	if hasattr(self, "enable_disp"):
964	self.state.enable_disp = self.enable_disp.GetValue()
965	self.state.disable_disp = self.disable_disp.GetValue()
966
967	self.state.smearer = copy.deepcopy(self.current_smearer)
968	if hasattr(self, "enable_smearer"):
969	self.state.enable_smearer = \
970	copy.deepcopy(self.enable_smearer.GetValue())
971	self.state.disable_smearer = \
972	copy.deepcopy(self.disable_smearer.GetValue())
973
974	self.state.pinhole_smearer = \
975	copy.deepcopy(self.pinhole_smearer.GetValue())
976	self.state.slit_smearer = copy.deepcopy(self.slit_smearer.GetValue())
977	self.state.dI_noweight = copy.deepcopy(self.dI_noweight.GetValue())
978	self.state.dI_didata = copy.deepcopy(self.dI_didata.GetValue())
979	self.state.dI_sqrdata = copy.deepcopy(self.dI_sqrdata.GetValue())
980	self.state.dI_idata = copy.deepcopy(self.dI_idata.GetValue())
981	if hasattr(self, "disp_box") and self.disp_box != None:
982	self.state.disp_box = self.disp_box.GetCurrentSelection()
983
984	if len(self.disp_cb_dict) > 0:
985	for k, v in self.disp_cb_dict.iteritems():
986
987	if v == None:
988	self.state.disp_cb_dict[k] = v
989	else:
990	try:
991	self.state.disp_cb_dict[k] = v.GetValue()
992	except:
993	self.state.disp_cb_dict[k] = None
994
995	if len(self._disp_obj_dict) > 0:
996	for k, v in self._disp_obj_dict.iteritems():
997	self.state._disp_obj_dict[k] = v
998
999	self.state.values = copy.deepcopy(self.values)
1000	self.state.weights = copy.deepcopy(self.weights)
1001
1002	## save plotting range
1003	self._save_plotting_range()
1004
1005	## save checkbutton state and txtcrtl values
1006	self._copy_parameters_state(self.orientation_params,
1007	self.state.orientation_params)
1008	self._copy_parameters_state(self.orientation_params_disp,
1009	self.state.orientation_params_disp)
1010	self._copy_parameters_state(self.parameters, self.state.parameters)
1011	self._copy_parameters_state(self.fittable_param,
1012	self.state.fittable_param)
1013	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
1014
1015	def check_invalid_panel(self):
1016	"""
1017	check if the user can already perform some action with this panel
1018	"""
1019	if self.data is None:
1020	self.disable_smearer.SetValue(True)
1021	self.disable_disp.SetValue(True)
1022	msg = "Please load Data and select Model to start..."
1023	wx.MessageBox(msg, 'Info')
1024	return True
1025
1026	def set_model_state(self, state):
1027	"""
1028	reset page given a model state
1029	"""
1030	self.disp_cb_dict = state.disp_cb_dict
1031	self.disp_list = state.disp_list
1032
1033	## set the state of the radio box
1034	self.shape_rbutton.SetValue(state.shape_rbutton)
1035	self.shape_indep_rbutton.SetValue(state.shape_indep_rbutton)
1036	self.struct_rbutton.SetValue(state.struct_rbutton)
1037	self.plugin_rbutton.SetValue(state.plugin_rbutton)
1038
1039	## fill model combobox
1040	self._show_combox_helper()
1041	#select the current model
1042	try:
1043	# to support older version
1044	formfactor_pos = int(state.formfactorcombobox)
1045	except:
1046	formfactor_pos = 0
1047	for ind_form in range(self.formfactorbox.GetCount()):
1048	if self.formfactorbox.GetString(ind_form) == \
1049	state.formfactorcombobox:
1050	formfactor_pos = int(ind_form)
1051	break
1052
1053	self.formfactorbox.Select(formfactor_pos)
1054
1055	try:
1056	# to support older version
1057	structfactor_pos = int(state.structurecombobox)
1058	except:
1059	structfactor_pos = 0
1060	for ind_struct in range(self.structurebox.GetCount()):
1061	if self.structurebox.GetString(ind_struct) == \
1062	state.structurecombobox:
1063	structfactor_pos = int(ind_struct)
1064	break
1065
1066	self.structurebox.SetSelection(structfactor_pos)
1067
1068	if state.multi_factor != None:
1069	self.multifactorbox.SetSelection(state.multi_factor)
1070
1071	## reset state of checkbox,textcrtl and regular parameters value
1072	self._reset_parameters_state(self.orientation_params_disp,
1073	state.orientation_params_disp)
1074	self._reset_parameters_state(self.orientation_params,
1075	state.orientation_params)
1076	self._reset_parameters_state(self.str_parameters,
1077	state.str_parameters)
1078	self._reset_parameters_state(self.parameters, state.parameters)
1079	## display dispersion info layer
1080	self.enable_disp.SetValue(state.enable_disp)
1081	self.disable_disp.SetValue(state.disable_disp)
1082
1083	if hasattr(self, "disp_box") and self.disp_box != None:
1084	self.disp_box.SetSelection(state.disp_box)
1085	n = self.disp_box.GetCurrentSelection()
1086	dispersity = self.disp_box.GetClientData(n)
1087	name = dispersity.__name__
1088
1089	self._set_dipers_Param(event=None)
1090
1091	if name == "ArrayDispersion":
1092
1093	for item in self.disp_cb_dict.keys():
1094
1095	if hasattr(self.disp_cb_dict[item], "SetValue"):
1096	self.disp_cb_dict[item].SetValue(\
1097	state.disp_cb_dict[item])
1098	# Create the dispersion objects
1099	from sans.models.dispersion_models import ArrayDispersion
1100	disp_model = ArrayDispersion()
1101	if hasattr(state, "values") and \
1102	self.disp_cb_dict[item].GetValue() == True:
1103	if len(state.values) > 0:
1104	self.values = state.values
1105	self.weights = state.weights
1106	disp_model.set_weights(self.values,
1107	state.weights)
1108	else:
1109	self._reset_dispersity()
1110
1111	self._disp_obj_dict[item] = disp_model
1112	# Set the new model as the dispersion object
1113	#for the selected parameter
1114	self.model.set_dispersion(item, disp_model)
1115
1116	self.model._persistency_dict[item] = \
1117	[state.values, state.weights]
1118
1119	else:
1120	keys = self.model.getParamList()
1121	for item in keys:
1122	if item in self.disp_list and \
1123	not item in self.model.details:
1124	self.model.details[item] = ["", None, None]
1125	for k, v in self.state.disp_cb_dict.iteritems():
1126	self.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1127	self.state.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1128	## smearing info restore
1129	if hasattr(self, "enable_smearer"):
1130	## set smearing value whether or not the data
1131	#contain the smearing info
1132	self.enable_smearer.SetValue(state.enable_smearer)
1133	self.disable_smearer.SetValue(state.disable_smearer)
1134	self.onSmear(event=None)
1135	self.pinhole_smearer.SetValue(state.pinhole_smearer)
1136	self.slit_smearer.SetValue(state.slit_smearer)
1137
1138	self.dI_noweight.SetValue(state.dI_noweight)
1139	self.dI_didata.SetValue(state.dI_didata)
1140	self.dI_sqrdata.SetValue(state.dI_sqrdata)
1141	self.dI_idata.SetValue(state.dI_idata)
1142
1143	## we have two more options for smearing
1144	if self.pinhole_smearer.GetValue():
1145	self.onPinholeSmear(event=None)
1146	elif self.slit_smearer.GetValue():
1147	self.onSlitSmear(event=None)
1148
1149	## reset state of checkbox,textcrtl and dispersity parameters value
1150	self._reset_parameters_state(self.fittable_param, state.fittable_param)
1151	self._reset_parameters_state(self.fixed_param, state.fixed_param)
1152
1153	## draw the model with previous parameters value
1154	self._onparamEnter_helper()
1155	self.select_param(event=None)
1156	#Save state_fit
1157	self.save_current_state_fit()
1158	self._lay_out()
1159	self.Refresh()
1160
1161	def reset_page_helper(self, state):
1162	"""
1163	Use page_state and change the state of existing page
1164
1165	:precondition: the page is already drawn or created
1166
1167	:postcondition: the state of the underlying data change as well as the
1168	state of the graphic interface
1169	"""
1170	if state == None:
1171	return
1172	# set data, etc. from the state
1173	# reset page between theory and fitting from bookmarking
1174	#if state.data == None:
1175	# data = None
1176	#else:
1177	data = state.data
1178
1179	if data == None:
1180	data_min = state.qmin
1181	data_max = state.qmax
1182	self.qmin_x = data_min
1183	self.qmax_x = data_max
1184	self.qmin.SetValue(str(data_min))
1185	self.qmax.SetValue(str(data_max))
1186
1187	self.state.data = data
1188	self.state.qmin = self.qmin_x
1189	self.state.qmax = self.qmax_x
1190	else:
1191	self.set_data(data)
1192
1193	self.enable2D = state.enable2D
1194	self.engine_type = state.engine_type
1195
1196	self.disp_cb_dict = state.disp_cb_dict
1197	self.disp_list = state.disp_list
1198
1199	## set the state of the radio box
1200	self.shape_rbutton.SetValue(state.shape_rbutton)
1201	self.shape_indep_rbutton.SetValue(state.shape_indep_rbutton)
1202	self.struct_rbutton.SetValue(state.struct_rbutton)
1203	self.plugin_rbutton.SetValue(state.plugin_rbutton)
1204
1205	## fill model combobox
1206	self._show_combox_helper()
1207	#select the current model
1208	try:
1209	# to support older version
1210	formfactor_pos = int(state.formfactorcombobox)
1211	except:
1212	formfactor_pos = 0
1213	for ind_form in range(self.formfactorbox.GetCount()):
1214	if self.formfactorbox.GetString(ind_form) == (state.formfactorcombobox):
1215	formfactor_pos = int(ind_form)
1216	break
1217
1218	self.formfactorbox.Select(formfactor_pos)
1219
1220	try:
1221	# to support older version
1222	structfactor_pos = int(state.structurecombobox)
1223	except:
1224	structfactor_pos = 0
1225	for ind_struct in range(self.structurebox.GetCount()):
1226	if self.structurebox.GetString(ind_struct) == (state.structurecombobox):
1227	structfactor_pos = int(ind_struct)
1228	break
1229
1230	self.structurebox.SetSelection(structfactor_pos)
1231
1232	if state.multi_factor != None:
1233	self.multifactorbox.SetSelection(state.multi_factor)
1234
1235	#reset the fitting engine type
1236	self.engine_type = state.engine_type
1237	#draw the pnael according to the new model parameter
1238	self._on_select_model(event=None)
1239
1240	# take care of 2D button
1241	if data == None and self.model_view.IsEnabled():
1242	if self.enable2D:
1243	self.model_view.SetLabel("2D Mode")
1244	else:
1245	self.model_view.SetLabel("1D Mode")
1246	# else:
1247
1248	if self._manager != None and self.engine_type != None:
1249	self._manager._on_change_engine(engine=self.engine_type)
1250	## set the select all check box to the a given state
1251	self.cb1.SetValue(state.cb1)
1252
1253	## reset state of checkbox,textcrtl and regular parameters value
1254	self._reset_parameters_state(self.orientation_params_disp,
1255	state.orientation_params_disp)
1256	self._reset_parameters_state(self.orientation_params,
1257	state.orientation_params)
1258	self._reset_parameters_state(self.str_parameters,
1259	state.str_parameters)
1260	self._reset_parameters_state(self.parameters, state.parameters)
1261	## display dispersion info layer
1262	self.enable_disp.SetValue(state.enable_disp)
1263	self.disable_disp.SetValue(state.disable_disp)
1264	# If the polydispersion is ON
1265	if state.enable_disp:
1266	# reset dispersion according the state
1267	self._set_dipers_Param(event=None)
1268	self._reset_page_disp_helper(state)
1269	##plotting range restore
1270	self._reset_plotting_range(state)
1271	## smearing info restore
1272	if hasattr(self, "enable_smearer"):
1273	## set smearing value whether or not the data
1274	#contain the smearing info
1275	self.enable_smearer.SetValue(state.enable_smearer)
1276	self.disable_smearer.SetValue(state.disable_smearer)
1277	self.onSmear(event=None)
1278	self.pinhole_smearer.SetValue(state.pinhole_smearer)
1279	self.slit_smearer.SetValue(state.slit_smearer)
1280	try:
1281	self.dI_noweight.SetValue(state.dI_noweight)
1282	self.dI_didata.SetValue(state.dI_didata)
1283	self.dI_sqrdata.SetValue(state.dI_sqrdata)
1284	self.dI_idata.SetValue(state.dI_idata)
1285	except:
1286	# to support older state file formats
1287	self.dI_noweight.SetValue(False)
1288	self.dI_didata.SetValue(True)
1289	self.dI_sqrdata.SetValue(False)
1290	self.dI_idata.SetValue(False)
1291
1292	## we have two more options for smearing
1293	if self.pinhole_smearer.GetValue():
1294	self.onPinholeSmear(event=None)
1295	elif self.slit_smearer.GetValue():
1296	self.onSlitSmear(event=None)
1297
1298	## reset state of checkbox,textcrtl and dispersity parameters value
1299	self._reset_parameters_state(self.fittable_param, state.fittable_param)
1300	self._reset_parameters_state(self.fixed_param, state.fixed_param)
1301
1302	## draw the model with previous parameters value
1303	self._onparamEnter_helper()
1304	#reset the value of chisqr when not consistent with the value computed
1305	self.tcChi.SetValue(str(self.state.tcChi))
1306	## reset context menu items
1307	self._reset_context_menu()
1308
1309	## set the value of the current state to the state given as parameter
1310	self.state = state.clone()
1311	self.state.m_name = self.m_name
1312
1313	def _reset_page_disp_helper(self, state):
1314	"""
1315	Help to rest page for dispersions
1316	"""
1317	keys = self.model.getParamList()
1318	for item in keys:
1319	if item in self.disp_list and \
1320	not item in self.model.details:
1321	self.model.details[item] = ["", None, None]
1322	#for k,v in self.state.disp_cb_dict.iteritems():
1323	self.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1324	self.state.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1325	self.values = copy.deepcopy(state.values)
1326	self.weights = copy.deepcopy(state.weights)
1327
1328	for key, disp in state._disp_obj_dict.iteritems():
1329	# From saved file, disp_model can not be sent in model obj.
1330	# it will be sent as a string here, then converted to model object.
1331	if disp.__class__.__name__ == 'str':
1332	disp_model = None
1333	com_str = "from sans.models.dispersion_models "
1334	com_str += "import %s as disp_func \ndisp_model = disp_func()"
1335	exec com_str % disp
1336	else:
1337	disp_model = disp
1338	self._disp_obj_dict[key] = disp_model
1339	param_name = key.split('.')[0]
1340	# Try to set dispersion only when available
1341	# for eg., pass the orient. angles for 1D Cal
1342	try:
1343	self.model.set_dispersion(param_name, disp_model)
1344	self.model._persistency_dict[key] = \
1345	[state.values, state.weights]
1346	except:
1347	pass
1348	selection = self._find_polyfunc_selection(disp_model)
1349	for list in self.fittable_param:
1350	if list[1] == key and list[7] != None:
1351	list[7].SetSelection(selection)
1352	# For the array disp_model, set the values and weights
1353	if selection == 1:
1354	disp_model.set_weights(self.values[key],
1355	self.weights[key])
1356	try:
1357	# Diables all fittable params for array
1358	list[0].SetValue(False)
1359	list[0].Disable()
1360	list[2].Disable()
1361	list[5].Disable()
1362	list[6].Disable()
1363	except:
1364	pass
1365	# For array, disable all fixed params
1366	if selection == 1:
1367	for item in self.fixed_param:
1368	if item[1].split(".")[0] == key.split(".")[0]:
1369	# try it and pass it for the orientation for 1D
1370	try:
1371	item[2].Disable()
1372	except:
1373	pass
1374
1375	# Make sure the check box updated when all checked
1376	if self.cb1.GetValue():
1377	self.select_all_param(None)
1378
1379	def _selectDlg(self):
1380	"""
1381	open a dialog file to selected the customized dispersity
1382	"""
1383	if self.parent != None:
1384	self._default_save_location = \
1385	self.parent.parent._default_save_location
1386	dlg = wx.FileDialog(self, "Choose a weight file",
1387	self._default_save_location, "",
1388	".", wx.OPEN)
1389	path = None
1390	if dlg.ShowModal() == wx.ID_OK:
1391	path = dlg.GetPath()
1392	dlg.Destroy()
1393	return path
1394
1395	def _reset_context_menu(self):
1396	"""
1397	reset the context menu
1398	"""
1399	for name, state in self.state.saved_states.iteritems():
1400	self.number_saved_state += 1
1401	## Add item in the context menu
1402	id = wx.NewId()
1403	msg = 'Save model and state %g' % self.number_saved_state
1404	self.popUpMenu.Append(id, name, msg)
1405	wx.EVT_MENU(self, id, self.onResetModel)
1406
1407	def _reset_plotting_range(self, state):
1408	"""
1409	Reset the plotting range to a given state
1410	"""
1411	self.qmin.SetValue(str(state.qmin))
1412	self.qmax.SetValue(str(state.qmax))
1413
1414	def _save_typeOfmodel(self):
1415	"""
1416	save radiobutton containing the type model that can be selected
1417	"""
1418	self.state.shape_rbutton = self.shape_rbutton.GetValue()
1419	self.state.shape_indep_rbutton = self.shape_indep_rbutton.GetValue()
1420	self.state.struct_rbutton = self.struct_rbutton.GetValue()
1421	self.state.plugin_rbutton = self.plugin_rbutton.GetValue()
1422	self.state.structurecombobox = self.structurebox.GetLabel()
1423	self.state.formfactorcombobox = self.formfactorbox.GetLabel()
1424
1425	## post state to fit panel
1426	event = PageInfoEvent(page=self)
1427	wx.PostEvent(self.parent, event)
1428
1429	def _save_plotting_range(self):
1430	"""
1431	save the state of plotting range
1432	"""
1433	self.state.qmin = self.qmin_x
1434	self.state.qmax = self.qmax_x
1435	self.state.npts = self.npts_x
1436
1437	def _onparamEnter_helper(self):
1438	"""
1439	check if values entered by the user are changed and valid to replot
1440	model
1441	"""
1442	# Flag to register when a parameter has changed.
1443	is_modified = False
1444	self.fitrange = True
1445	is_2Ddata = False
1446	#self._undo.Enable(True)
1447	# check if 2d data
1448	if self.data.__class__.__name__ == "Data2D":
1449	is_2Ddata = True
1450	if self.model != None:
1451	try:
1452	is_modified = self._check_value_enter(self.fittable_param,
1453	is_modified)
1454	is_modified = self._check_value_enter(self.fixed_param,
1455	is_modified)
1456	is_modified = self._check_value_enter(self.parameters,
1457	is_modified)
1458	except:
1459	pass
1460
1461	# Here we should check whether the boundaries have been modified.
1462	# If qmin and qmax have been modified, update qmin and qmax and
1463	# set the is_modified flag to True
1464	if self._validate_qrange(self.qmin, self.qmax):
1465	tempmin = float(self.qmin.GetValue())
1466	if tempmin != self.qmin_x:
1467	self.qmin_x = tempmin
1468	is_modified = True
1469	tempmax = float(self.qmax.GetValue())
1470	if tempmax != self.qmax_x:
1471	self.qmax_x = tempmax
1472	is_modified = True
1473
1474	if is_2Ddata:
1475	# set mask
1476	is_modified = self._validate_Npts()
1477
1478	else:
1479	self.fitrange = False
1480
1481	if not self.data.is_data:
1482	is_modified = True
1483
1484	## if any value is modify draw model with new value
1485	if not self.fitrange:
1486	#self.btFit.Disable()
1487	if is_2Ddata:
1488	self.btEditMask.Disable()
1489	else:
1490	if is_2Ddata and self.data.is_data and not self.batch_on:
1491	self.btEditMask.Enable(True)
1492	if is_modified and self.fitrange:
1493	# Theory case: need to get npts value to draw
1494	self.npts_x = float(self.Npts_total.GetValue())
1495	self.create_default_data()
1496	self.state_change = True
1497	self._draw_model()
1498	self.Refresh()
1499	return is_modified
1500
1501	def _update_paramv_on_fit(self):
1502	"""
1503	make sure that update param values just before the fitting
1504	"""
1505	#flag for qmin qmax check values
1506	flag = True
1507	self.fitrange = True
1508	is_modified = False
1509
1510	#wx.PostEvent(self._manager.parent, StatusEvent(status=" \
1511	#updating ... ",type="update"))
1512
1513	##So make sure that update param values on_Fit.
1514	#self._undo.Enable(True)
1515	if self.model != None:
1516	if self.Npts_total.GetValue() != self.Npts_fit.GetValue():
1517	if not self.data.is_data:
1518	self._manager.page_finder[self.uid].set_fit_data(data=\
1519	[self.data])
1520	##Check the values
1521	self._check_value_enter(self.fittable_param, is_modified)
1522	self._check_value_enter(self.fixed_param, is_modified)
1523	self._check_value_enter(self.parameters, is_modified)
1524
1525	# If qmin and qmax have been modified, update qmin and qmax and
1526	# Here we should check whether the boundaries have been modified.
1527	# If qmin and qmax have been modified, update qmin and qmax and
1528	# set the is_modified flag to True
1529	self.fitrange = self._validate_qrange(self.qmin, self.qmax)
1530	if self.fitrange:
1531	tempmin = float(self.qmin.GetValue())
1532	if tempmin != self.qmin_x:
1533	self.qmin_x = tempmin
1534	tempmax = float(self.qmax.GetValue())
1535	if tempmax != self.qmax_x:
1536	self.qmax_x = tempmax
1537	if tempmax == tempmin:
1538	flag = False
1539	temp_smearer = None
1540	if not self.disable_smearer.GetValue():
1541	temp_smearer = self.current_smearer
1542	if self.slit_smearer.GetValue():
1543	flag = self.update_slit_smear()
1544	elif self.pinhole_smearer.GetValue():
1545	flag = self.update_pinhole_smear()
1546	else:
1547	self._manager.set_smearer(smearer=temp_smearer,
1548	uid=self.uid,
1549	fid=self.data.id,
1550	qmin=float(self.qmin_x),
1551	qmax=float(self.qmax_x),
1552	enable_smearer=not self.disable_smearer.GetValue(),
1553	draw=False)
1554	elif not self._is_2D():
1555	self._manager.set_smearer(smearer=temp_smearer,
1556	qmin=float(self.qmin_x),
1557	uid=self.uid,
1558	fid=self.data.id,
1559	qmax=float(self.qmax_x),
1560	enable_smearer=not self.disable_smearer.GetValue(),
1561	draw=False)
1562	if self.data != None:
1563	index_data = ((self.qmin_x <= self.data.x) & \
1564	(self.data.x <= self.qmax_x))
1565	val = str(len(self.data.x[index_data == True]))
1566	self.Npts_fit.SetValue(val)
1567	else:
1568	# No data in the panel
1569	try:
1570	self.npts_x = float(self.Npts_total.GetValue())
1571	except:
1572	flag = False
1573	return flag
1574	flag = True
1575	if self._is_2D():
1576	# only 2D case set mask
1577	flag = self._validate_Npts()
1578	if not flag:
1579	return flag
1580	else:
1581	flag = False
1582	else:
1583	flag = False
1584
1585	#For invalid q range, disable the mask editor and fit button, vs.
1586	if not self.fitrange:
1587	if self._is_2D():
1588	self.btEditMask.Disable()
1589	else:
1590	if self._is_2D() and self.data.is_data and not self.batch_on:
1591	self.btEditMask.Enable(True)
1592
1593	if not flag:
1594	msg = "Cannot Plot or Fit :Must select a "
1595	msg += " model or Fitting range is not valid!!! "
1596	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
1597
1598	try:
1599	self.save_current_state()
1600	except:
1601	pass
1602
1603	return flag
1604
1605	def _is_modified(self, is_modified):
1606	"""
1607	return to self._is_modified
1608	"""
1609	return is_modified
1610
1611	def _reset_parameters_state(self, listtorestore, statelist):
1612	"""
1613	Reset the parameters at the given state
1614	"""
1615	if len(statelist) == 0 or len(listtorestore) == 0:
1616	return
1617	if len(statelist) != len(listtorestore):
1618	return
1619
1620	for j in range(len(listtorestore)):
1621	item_page = listtorestore[j]
1622	item_page_info = statelist[j]
1623	##change the state of the check box for simple parameters
1624	if item_page[0] != None:
1625	item_page[0].SetValue(item_page_info[0])
1626	if item_page[2] != None:
1627	item_page[2].SetValue(item_page_info[2])
1628	if item_page[2].__class__.__name__ == "ComboBox":
1629	if item_page_info[2] in self.model.fun_list:
1630	fun_val = self.model.fun_list[item_page_info[2]]
1631	self.model.setParam(item_page_info[1], fun_val)
1632	if item_page[3] != None:
1633	## show or hide text +/-
1634	if item_page_info[2]:
1635	item_page[3].Show(True)
1636	else:
1637	item_page[3].Hide()
1638	if item_page[4] != None:
1639	## show of hide the text crtl for fitting error
1640	if item_page_info[4][0]:
1641	item_page[4].Show(True)
1642	item_page[4].SetValue(item_page_info[4][1])
1643	else:
1644	item_page[3].Hide()
1645	if item_page[5] != None:
1646	## show of hide the text crtl for fitting error
1647	item_page[5].Show(item_page_info[5][0])
1648	item_page[5].SetValue(item_page_info[5][1])
1649
1650	if item_page[6] != None:
1651	## show of hide the text crtl for fitting error
1652	item_page[6].Show(item_page_info[6][0])
1653	item_page[6].SetValue(item_page_info[6][1])
1654
1655	def _reset_strparam_state(self, listtorestore, statelist):
1656	"""
1657	Reset the string parameters at the given state
1658	"""
1659	if len(statelist) == 0:
1660	return
1661
1662	listtorestore = copy.deepcopy(statelist)
1663
1664	for j in range(len(listtorestore)):
1665	item_page = listtorestore[j]
1666	item_page_info = statelist[j]
1667	##change the state of the check box for simple parameters
1668
1669	if item_page[0] != None:
1670	item_page[0].SetValue(format_number(item_page_info[0], True))
1671
1672	if item_page[2] != None:
1673	param_name = item_page_info[1]
1674	value = item_page_info[2]
1675	selection = value
1676	if value in self.model.fun_list:
1677	selection = self.model.fun_list[value]
1678	item_page[2].SetValue(selection)
1679	self.model.setParam(param_name, selection)
1680
1681	def _copy_parameters_state(self, listtocopy, statelist):
1682	"""
1683	copy the state of button
1684
1685	:param listtocopy: the list of check button to copy
1686	:param statelist: list of state object to store the current state
1687
1688	"""
1689	if len(listtocopy) == 0:
1690	return
1691
1692	for item in listtocopy:
1693
1694	checkbox_state = None
1695	if item[0] != None:
1696	checkbox_state = item[0].GetValue()
1697	parameter_name = item[1]
1698	parameter_value = None
1699	if item[2] != None:
1700	parameter_value = item[2].GetValue()
1701	static_text = None
1702	if item[3] != None:
1703	static_text = item[3].IsShown()
1704	error_value = None
1705	error_state = None
1706	if item[4] != None:
1707	error_value = item[4].GetValue()
1708	error_state = item[4].IsShown()
1709
1710	min_value = None
1711	min_state = None
1712	if item[5] != None:
1713	min_value = item[5].GetValue()
1714	min_state = item[5].IsShown()
1715
1716	max_value = None
1717	max_state = None
1718	if item[6] != None:
1719	max_value = item[6].GetValue()
1720	max_state = item[6].IsShown()
1721	unit = None
1722	if item[7] != None:
1723	unit = item[7].GetLabel()
1724
1725	statelist.append([checkbox_state, parameter_name, parameter_value,
1726	static_text, [error_state, error_value],
1727	[min_state, min_value],
1728	[max_state, max_value], unit])
1729
1730	def _set_model_sizer_selection(self, model):
1731	"""
1732	Display the sizer according to the type of the current model
1733	"""
1734	if model == None:
1735	return
1736	if hasattr(model, "s_model"):
1737
1738	class_name = model.s_model.__class__
1739	name = model.s_model.name
1740	flag = (name != "NoStructure")
1741	if flag and \
1742	(class_name in self.model_list_box["Structure Factors"]):
1743	self.structurebox.Show()
1744	self.text2.Show()
1745	self.structurebox.Enable()
1746	self.text2.Enable()
1747	items = self.structurebox.GetItems()
1748	self.sizer1.Layout()
1749
1750	for i in range(len(items)):
1751	if items[i] == str(name):
1752	self.structurebox.SetSelection(i)
1753	break
1754
1755	if hasattr(model, "p_model"):
1756	class_name = model.p_model.__class__
1757	name = model.p_model.name
1758	self.formfactorbox.Clear()
1759
1760	for k, list in self.model_list_box.iteritems():
1761	if k in["P(Q)*S(Q)", "Shapes"] and \
1762	class_name in self.model_list_box["Shapes"]:
1763	self.shape_rbutton.SetValue(True)
1764	## fill the form factor list with new model
1765	self._populate_box(self.formfactorbox,
1766	self.model_list_box["Shapes"])
1767	items = self.formfactorbox.GetItems()
1768	## set comboxbox to the selected item
1769	for i in range(len(items)):
1770	if items[i] == str(name):
1771	self.formfactorbox.SetSelection(i)
1772	break
1773	return
1774	elif k == "Shape-Independent":
1775	self.shape_indep_rbutton.SetValue(True)
1776	elif k == "Structure Factors":
1777	self.struct_rbutton.SetValue(True)
1778	elif k == "Multi-Functions":
1779	continue
1780	else:
1781	self.plugin_rbutton.SetValue(True)
1782
1783	if class_name in list:
1784	## fill the form factor list with new model
1785	self._populate_box(self.formfactorbox, list)
1786	items = self.formfactorbox.GetItems()
1787	## set comboxbox to the selected item
1788	for i in range(len(items)):
1789	if items[i] == str(name):
1790	self.formfactorbox.SetSelection(i)
1791	break
1792	break
1793	else:
1794	## Select the model from the menu
1795	class_name = model.__class__
1796	name = model.name
1797	self.formfactorbox.Clear()
1798	items = self.formfactorbox.GetItems()
1799
1800	for k, list in self.model_list_box.iteritems():
1801	if k in["P(Q)*S(Q)", "Shapes"] and \
1802	class_name in self.model_list_box["Shapes"]:
1803	if class_name in self.model_list_box["P(Q)*S(Q)"]:
1804	self.structurebox.Show()
1805	self.text2.Show()
1806	self.structurebox.Enable()
1807	self.structurebox.SetSelection(0)
1808	self.text2.Enable()
1809	else:
1810	self.structurebox.Hide()
1811	self.text2.Hide()
1812	self.structurebox.Disable()
1813	self.structurebox.SetSelection(0)
1814	self.text2.Disable()
1815
1816	self.shape_rbutton.SetValue(True)
1817	## fill the form factor list with new model
1818	self._populate_box(self.formfactorbox,
1819	self.model_list_box["Shapes"])
1820	items = self.formfactorbox.GetItems()
1821	## set comboxbox to the selected item
1822	for i in range(len(items)):
1823	if items[i] == str(name):
1824	self.formfactorbox.SetSelection(i)
1825	break
1826	return
1827	elif k == "Shape-Independent":
1828	self.shape_indep_rbutton.SetValue(True)
1829	elif k == "Structure Factors":
1830	self.struct_rbutton.SetValue(True)
1831	elif k == "Multi-Functions":
1832	continue
1833	else:
1834	self.plugin_rbutton.SetValue(True)
1835	if class_name in list:
1836	self.structurebox.SetSelection(0)
1837	self.structurebox.Disable()
1838	self.text2.Disable()
1839	## fill the form factor list with new model
1840	self._populate_box(self.formfactorbox, list)
1841	items = self.formfactorbox.GetItems()
1842	## set comboxbox to the selected item
1843	for i in range(len(items)):
1844	if items[i] == str(name):
1845	self.formfactorbox.SetSelection(i)
1846	break
1847	break
1848
1849	def _draw_model(self, update_chisqr=True, source='model'):
1850	"""
1851	Method to draw or refresh a plotted model.
1852	The method will use the data member from the model page
1853	to build a call to the fitting perspective manager.
1854
1855	:param chisqr: update chisqr value [bool]
1856	"""
1857	wx.CallAfter(self._draw_model_after, update_chisqr, source)
1858
1859	def _draw_model_after(self, update_chisqr=True, source='model'):
1860	"""
1861	Method to draw or refresh a plotted model.
1862	The method will use the data member from the model page
1863	to build a call to the fitting perspective manager.
1864
1865	:param chisqr: update chisqr value [bool]
1866	"""
1867	#if self.check_invalid_panel():
1868	# return
1869	if self.model != None:
1870	temp_smear = None
1871	if hasattr(self, "enable_smearer"):
1872	if not self.disable_smearer.GetValue():
1873	temp_smear = self.current_smearer
1874	# compute weight for the current data
1875	from .utils import get_weight
1876	flag = self.get_weight_flag()
1877	weight = get_weight(data=self.data, is2d=self._is_2D(), flag=flag)
1878	toggle_mode_on = self.model_view.IsEnabled()
1879	is_2d = self._is_2D()
1880	self._manager.draw_model(self.model,
1881	data=self.data,
1882	smearer=temp_smear,
1883	qmin=float(self.qmin_x),
1884	qmax=float(self.qmax_x),
1885	page_id=self.uid,
1886	toggle_mode_on=toggle_mode_on,
1887	state=self.state,
1888	enable2D=is_2d,
1889	update_chisqr=update_chisqr,
1890	source='model',
1891	weight=weight)
1892
1893	def _on_show_sld(self, event=None):
1894	"""
1895	Plot SLD profile
1896	"""
1897	# get profile data
1898	x, y = self.model.getProfile()
1899
1900	from danse.common.plottools import Data1D
1901	#from sans.perspectives.theory.profile_dialog import SLDPanel
1902	from sans.guiframe.local_perspectives.plotting.profile_dialog \
1903	import SLDPanel
1904	sld_data = Data1D(x, y)
1905	sld_data.name = 'SLD'
1906	sld_data.axes = self.sld_axes
1907	self.panel = SLDPanel(self, data=sld_data, axes=self.sld_axes, id=-1)
1908	self.panel.ShowModal()
1909
1910	def _set_multfactor_combobox(self, multiplicity=10):
1911	"""
1912	Set comboBox for muitfactor of CoreMultiShellModel
1913	:param multiplicit: no. of multi-functionality
1914	"""
1915	# build content of the combobox
1916	for idx in range(0, multiplicity):
1917	self.multifactorbox.Append(str(idx), int(idx))
1918	self._hide_multfactor_combobox()
1919
1920	def _show_multfactor_combobox(self):
1921	"""
1922	Show the comboBox of muitfactor of CoreMultiShellModel
1923	"""
1924	if not self.mutifactor_text.IsShown():
1925	self.mutifactor_text.Show(True)
1926	self.mutifactor_text1.Show(True)
1927	if not self.multifactorbox.IsShown():
1928	self.multifactorbox.Show(True)
1929
1930	def _hide_multfactor_combobox(self):
1931	"""
1932	Hide the comboBox of muitfactor of CoreMultiShellModel
1933	"""
1934	if self.mutifactor_text.IsShown():
1935	self.mutifactor_text.Hide()
1936	self.mutifactor_text1.Hide()
1937	if self.multifactorbox.IsShown():
1938	self.multifactorbox.Hide()
1939
1940	def _show_combox_helper(self):
1941	"""
1942	Fill panel's combo box according to the type of model selected
1943	"""
1944	if self.shape_rbutton.GetValue():
1945	##fill the combobox with form factor list
1946	self.structurebox.SetSelection(0)
1947	self.structurebox.Disable()
1948	self.formfactorbox.Clear()
1949	self._populate_box(self.formfactorbox,
1950	self.model_list_box["Shapes"])
1951	if self.shape_indep_rbutton.GetValue():
1952	##fill the combobox with shape independent factor list
1953	self.structurebox.SetSelection(0)
1954	self.structurebox.Disable()
1955	self.formfactorbox.Clear()
1956	self._populate_box(self.formfactorbox,
1957	self.model_list_box["Shape-Independent"])
1958	if self.struct_rbutton.GetValue():
1959	##fill the combobox with structure factor list
1960	self.structurebox.SetSelection(0)
1961	self.structurebox.Disable()
1962	self.formfactorbox.Clear()
1963	self._populate_box(self.formfactorbox,
1964	self.model_list_box["Structure Factors"])
1965	if self.plugin_rbutton.GetValue():
1966	##fill the combobox with form factor list
1967	self.structurebox.Disable()
1968	self.formfactorbox.Clear()
1969	self._populate_box(self.formfactorbox,
1970	self.model_list_box["Customized Models"])
1971
1972	def _show_combox(self, event=None):
1973	"""
1974	Show combox box associate with type of model selected
1975	"""
1976	self.Show(False)
1977	self._show_combox_helper()
1978	self._on_select_model(event=None)
1979	self.Show(True)
1980	self._save_typeOfmodel()
1981	self.sizer4_4.Layout()
1982	self.sizer4.Layout()
1983	self.Layout()
1984	self.Refresh()
1985
1986	def _populate_box(self, combobox, list):
1987	"""
1988	fill combox box with dict item
1989
1990	:param list: contains item to fill the combox
1991	item must model class
1992	"""
1993	mlist = []
1994	for models in list:
1995	model = models()
1996	name = model.__class__.__name__
1997	if models.__name__ != "NoStructure":
1998	if hasattr(model, "name"):
1999	name = model.name
2000	mlist.append((name, models))
2001
2002	# Sort the models
2003	mlist_sorted = sorted(mlist)
2004	for item in mlist_sorted:
2005	combobox.Append(item[0], item[1])
2006	return 0
2007
2008	def _onQrangeEnter(self, event):
2009	"""
2010	Check validity of value enter in the Q range field
2011
2012	"""
2013	tcrtl = event.GetEventObject()
2014	#Clear msg if previously shown.
2015	msg = ""
2016	wx.PostEvent(self.parent, StatusEvent(status=msg))
2017	# Flag to register when a parameter has changed.
2018	is_modified = False
2019	if tcrtl.GetValue().lstrip().rstrip() != "":
2020	try:
2021	value = float(tcrtl.GetValue())
2022	tcrtl.SetBackgroundColour(wx.WHITE)
2023	# If qmin and qmax have been modified, update qmin and qmax
2024	if self._validate_qrange(self.qmin, self.qmax):
2025	tempmin = float(self.qmin.GetValue())
2026	if tempmin != self.qmin_x:
2027	self.qmin_x = tempmin
2028	tempmax = float(self.qmax.GetValue())
2029	if tempmax != self.qmax_x:
2030	self.qmax_x = tempmax
2031	else:
2032	tcrtl.SetBackgroundColour("pink")
2033	msg = "Model Error:wrong value entered: %s" % sys.exc_value
2034	wx.PostEvent(self.parent, StatusEvent(status=msg))
2035	return
2036	except:
2037	tcrtl.SetBackgroundColour("pink")
2038	msg = "Model Error:wrong value entered: %s" % sys.exc_value
2039	wx.PostEvent(self.parent, StatusEvent(status=msg))
2040	return
2041	#Check if # of points for theory model are valid(>0).
2042	if self.npts != None:
2043	if check_float(self.npts):
2044	temp_npts = float(self.npts.GetValue())
2045	if temp_npts != self.num_points:
2046	self.num_points = temp_npts
2047	is_modified = True
2048	else:
2049	msg = "Cannot Plot :No npts in that Qrange!!! "
2050	wx.PostEvent(self.parent, StatusEvent(status=msg))
2051	else:
2052	tcrtl.SetBackgroundColour("pink")
2053	msg = "Model Error:wrong value entered!!!"
2054	wx.PostEvent(self.parent, StatusEvent(status=msg))
2055	self.save_current_state()
2056	event = PageInfoEvent(page=self)
2057	wx.PostEvent(self.parent, event)
2058	self.state_change = False
2059	#Draw the model for a different range
2060	if not self.data.is_data:
2061	self.create_default_data()
2062	self._draw_model()
2063
2064	def _theory_qrange_enter(self, event):
2065	"""
2066	Check validity of value enter in the Q range field
2067	"""
2068
2069	tcrtl = event.GetEventObject()
2070	#Clear msg if previously shown.
2071	msg = ""
2072	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2073	# Flag to register when a parameter has changed.
2074	is_modified = False
2075	if tcrtl.GetValue().lstrip().rstrip() != "":
2076	try:
2077	value = float(tcrtl.GetValue())
2078	tcrtl.SetBackgroundColour(wx.WHITE)
2079
2080	# If qmin and qmax have been modified, update qmin and qmax
2081	if self._validate_qrange(self.theory_qmin, self.theory_qmax):
2082	tempmin = float(self.theory_qmin.GetValue())
2083	if tempmin != self.theory_qmin_x:
2084	self.theory_qmin_x = tempmin
2085	tempmax = float(self.theory_qmax.GetValue())
2086	if tempmax != self.qmax_x:
2087	self.theory_qmax_x = tempmax
2088	else:
2089	tcrtl.SetBackgroundColour("pink")
2090	msg = "Model Error:wrong value entered: %s" % sys.exc_value
2091	wx.PostEvent(self._manager.parent, StatusEvent(status=msg))
2092	return
2093	except:
2094	tcrtl.SetBackgroundColour("pink")
2095	msg = "Model Error:wrong value entered: %s" % sys.exc_value
2096	wx.PostEvent(self._manager.parent, StatusEvent(status=msg))
2097	return
2098	#Check if # of points for theory model are valid(>0).
2099	if self.Npts_total.IsEditable():
2100	if check_float(self.Npts_total):
2101	temp_npts = float(self.Npts_total.GetValue())
2102	if temp_npts != self.num_points:
2103	self.num_points = temp_npts
2104	is_modified = True
2105	else:
2106	msg = "Cannot Plot :No npts in that Qrange!!! "
2107	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2108	else:
2109	tcrtl.SetBackgroundColour("pink")
2110	msg = "Model Error:wrong value entered!!!"
2111	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2112	self.save_current_state()
2113	event = PageInfoEvent(page=self)
2114	wx.PostEvent(self.parent, event)
2115	self.state_change = False
2116	#Draw the model for a different range
2117	self.create_default_data()
2118	self._draw_model()
2119
2120	def _on_select_model_helper(self):
2121	"""
2122	call back for model selection
2123	"""
2124	## reset dictionary containing reference to dispersion
2125	self._disp_obj_dict = {}
2126	self.disp_cb_dict = {}
2127	self.temp_multi_functional = False
2128	f_id = self.formfactorbox.GetCurrentSelection()
2129	#For MAC
2130	form_factor = None
2131	if f_id >= 0:
2132	form_factor = self.formfactorbox.GetClientData(f_id)
2133
2134	if not form_factor in self.model_list_box["multiplication"]:
2135	self.structurebox.Hide()
2136	self.text2.Hide()
2137	self.structurebox.Disable()
2138	self.structurebox.SetSelection(0)
2139	self.text2.Disable()
2140	else:
2141	self.structurebox.Show()
2142	self.text2.Show()
2143	self.structurebox.Enable()
2144	self.text2.Enable()
2145
2146	if form_factor != None:
2147	# set multifactor for Mutifunctional models
2148	if form_factor().__class__ in self.model_list_box["Multi-Functions"]:
2149	m_id = self.multifactorbox.GetCurrentSelection()
2150	multiplicity = form_factor().multiplicity_info[0]
2151	self.multifactorbox.Clear()
2152	self._set_multfactor_combobox(multiplicity)
2153	self._show_multfactor_combobox()
2154	#ToDo: this info should be called directly from the model
2155	text = form_factor().multiplicity_info[1] # 'No. of Shells: '
2156
2157	self.mutifactor_text.SetLabel(text)
2158	if m_id > multiplicity - 1:
2159	# default value
2160	m_id = 1
2161
2162	self.multi_factor = self.multifactorbox.GetClientData(m_id)
2163	if self.multi_factor == None:
2164	self.multi_factor = 0
2165	form_factor = form_factor(int(self.multi_factor))
2166	self.multifactorbox.SetSelection(m_id)
2167	# Check len of the text1 and max_multiplicity
2168	text = ''
2169	if form_factor.multiplicity_info[0] == len(form_factor.multiplicity_info[2]):
2170	text = form_factor.multiplicity_info[2][self.multi_factor]
2171	self.mutifactor_text1.SetLabel(text)
2172	# Check if model has get sld profile.
2173	if len(form_factor.multiplicity_info[3]) > 0:
2174	self.sld_axes = form_factor.multiplicity_info[3]
2175	self.show_sld_button.Show(True)
2176	else:
2177	self.sld_axes = ""
2178
2179	else:
2180	self._hide_multfactor_combobox()
2181	self.show_sld_button.Hide()
2182	form_factor = form_factor()
2183	self.multi_factor = None
2184	else:
2185	self._hide_multfactor_combobox()
2186	self.show_sld_button.Hide()
2187	self.multi_factor = None
2188
2189	s_id = self.structurebox.GetCurrentSelection()
2190	struct_factor = self.structurebox.GetClientData(s_id)
2191
2192	if struct_factor != None:
2193	from sans.models.MultiplicationModel import MultiplicationModel
2194	self.model = MultiplicationModel(form_factor, struct_factor())
2195	# multifunctional form factor
2196	if len(form_factor.non_fittable) > 0:
2197	self.temp_multi_functional = True
2198	else:
2199	if form_factor != None:
2200	self.model = form_factor
2201	else:
2202	self.model = None
2203	return self.model
2204
2205	## post state to fit panel
2206	self.state.parameters = []
2207	self.state.model = self.model
2208	self.state.qmin = self.qmin_x
2209	self.state.multi_factor = self.multi_factor
2210	self.disp_list = self.model.getDispParamList()
2211	self.state.disp_list = self.disp_list
2212	self.on_set_focus(None)
2213	self.Layout()
2214
2215	def _validate_qrange(self, qmin_ctrl, qmax_ctrl):
2216	"""
2217	Verify that the Q range controls have valid values
2218	and that Qmin < Qmax.
2219
2220	:param qmin_ctrl: text control for Qmin
2221	:param qmax_ctrl: text control for Qmax
2222
2223	:return: True is the Q range is value, False otherwise
2224
2225	"""
2226	qmin_validity = check_float(qmin_ctrl)
2227	qmax_validity = check_float(qmax_ctrl)
2228	if not (qmin_validity and qmax_validity):
2229	return False
2230	else:
2231	qmin = float(qmin_ctrl.GetValue())
2232	qmax = float(qmax_ctrl.GetValue())
2233	if qmin < qmax:
2234	#Make sure to set both colours white.
2235	qmin_ctrl.SetBackgroundColour(wx.WHITE)
2236	qmin_ctrl.Refresh()
2237	qmax_ctrl.SetBackgroundColour(wx.WHITE)
2238	qmax_ctrl.Refresh()
2239	else:
2240	qmin_ctrl.SetBackgroundColour("pink")
2241	qmin_ctrl.Refresh()
2242	qmax_ctrl.SetBackgroundColour("pink")
2243	qmax_ctrl.Refresh()
2244	msg = "Invalid Q range: Q min must be smaller than Q max"
2245	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2246	return False
2247	return True
2248
2249	def _validate_Npts(self):
2250	"""
2251	Validate the number of points for fitting is more than 10 points.
2252	If valid, setvalues Npts_fit otherwise post msg.
2253	"""
2254	#default flag
2255	flag = True
2256	# Theory
2257	if self.data == None and self.enable2D:
2258	return flag
2259	for data in self.data_list:
2260	# q value from qx and qy
2261	radius = numpy.sqrt(data.qx_data * data.qx_data +
2262	data.qy_data * data.qy_data)
2263	#get unmasked index
2264	index_data = (float(self.qmin.GetValue()) <= radius) & \
2265	(radius <= float(self.qmax.GetValue()))
2266	index_data = (index_data) & (data.mask)
2267	index_data = (index_data) & (numpy.isfinite(data.data))
2268
2269	if len(index_data[index_data]) < 10:
2270	# change the color pink.
2271	self.qmin.SetBackgroundColour("pink")
2272	self.qmin.Refresh()
2273	self.qmax.SetBackgroundColour("pink")
2274	self.qmax.Refresh()
2275	msg = "Npts of Data Error :No or too little npts of %s." % data.name
2276	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2277	self.fitrange = False
2278	flag = False
2279	else:
2280	self.Npts_fit.SetValue(str(len(index_data[index_data == True])))
2281	self.fitrange = True
2282
2283	return flag
2284
2285	def _validate_Npts_1D(self):
2286	"""
2287	Validate the number of points for fitting is more than 5 points.
2288	If valid, setvalues Npts_fit otherwise post msg.
2289	"""
2290	#default flag
2291	flag = True
2292	# Theory
2293	if self.data == None:
2294	return flag
2295	for data in self.data_list:
2296	# q value from qx and qy
2297	radius = data.x
2298	#get unmasked index
2299	index_data = (float(self.qmin.GetValue()) <= radius) & \
2300	(radius <= float(self.qmax.GetValue()))
2301	index_data = (index_data) & (numpy.isfinite(data.y))
2302
2303	if len(index_data[index_data]) < 5:
2304	# change the color pink.
2305	self.qmin.SetBackgroundColour("pink")
2306	self.qmin.Refresh()
2307	self.qmax.SetBackgroundColour("pink")
2308	self.qmax.Refresh()
2309	msg = "Npts of Data Error :No or too little npts of %s." % data.name
2310	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2311	self.fitrange = False
2312	flag = False
2313	else:
2314	self.Npts_fit.SetValue(str(len(index_data[index_data == True])))
2315	self.fitrange = True
2316
2317	return flag
2318
2319	def _check_value_enter(self, list, modified):
2320	"""
2321	:param list: model parameter and panel info
2322	:Note: each item of the list should be as follow:
2323	item=[check button state, parameter's name,
2324	paramater's value, string="+/-",
2325	parameter's error of fit,
2326	parameter's minimum value,
2327	parrameter's maximum value ,
2328	parameter's units]
2329	"""
2330	is_modified = modified
2331	if len(list) == 0:
2332	return is_modified
2333	for item in list:
2334	#skip angle parameters for 1D
2335	if not self.enable2D:
2336	if item in self.orientation_params:
2337	continue
2338	#try:
2339	name = str(item[1])
2340
2341	if string.find(name, ".npts") == -1 and \
2342	string.find(name, ".nsigmas") == -1:
2343	## check model parameters range
2344	param_min = None
2345	param_max = None
2346
2347	## check minimun value
2348	if item[5] != None and item[5] != "":
2349	if item[5].GetValue().lstrip().rstrip() != "":
2350	try:
2351	param_min = float(item[5].GetValue())
2352	if not self._validate_qrange(item[5], item[2]):
2353	if numpy.isfinite(param_min):
2354	item[2].SetValue(format_number(param_min))
2355
2356	item[5].SetBackgroundColour(wx.WHITE)
2357	item[2].SetBackgroundColour(wx.WHITE)
2358
2359	except:
2360	msg = "Wrong Fit parameter range entered "
2361	wx.PostEvent(self.parent.parent,
2362	StatusEvent(status=msg))
2363	raise ValueError, msg
2364	is_modified = True
2365	## check maximum value
2366	if item[6] != None and item[6] != "":
2367	if item[6].GetValue().lstrip().rstrip() != "":
2368	try:
2369	param_max = float(item[6].GetValue())
2370	if not self._validate_qrange(item[2], item[6]):
2371	if numpy.isfinite(param_max):
2372	item[2].SetValue(format_number(param_max))
2373
2374	item[6].SetBackgroundColour(wx.WHITE)
2375	item[2].SetBackgroundColour(wx.WHITE)
2376	except:
2377	msg = "Wrong Fit parameter range entered "
2378	wx.PostEvent(self.parent.parent,
2379	StatusEvent(status=msg))
2380	raise ValueError, msg
2381	is_modified = True
2382
2383	if param_min != None and param_max != None:
2384	if not self._validate_qrange(item[5], item[6]):
2385	msg = "Wrong Fit range entered for parameter "
2386	msg += "name %s of model %s " % (name, self.model.name)
2387	wx.PostEvent(self.parent.parent,
2388	StatusEvent(status=msg))
2389
2390	if name in self.model.details.keys():
2391	self.model.details[name][1:3] = param_min, param_max
2392	is_modified = True
2393	else:
2394	self.model.details[name] = ["", param_min, param_max]
2395	is_modified = True
2396	try:
2397	# Check if the textctr is enabled
2398	if item[2].IsEnabled():
2399	value = float(item[2].GetValue())
2400	item[2].SetBackgroundColour("white")
2401	# If the value of the parameter has changed,
2402	# +update the model and set the is_modified flag
2403	if value != self.model.getParam(name) and \
2404	numpy.isfinite(value):
2405	self.model.setParam(name, value)
2406	except:
2407	item[2].SetBackgroundColour("pink")
2408	msg = "Wrong Fit parameter value entered "
2409	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2410
2411	return is_modified
2412
2413	def _set_dipers_Param(self, event):
2414	"""
2415	respond to self.enable_disp and self.disable_disp radio box.
2416	The dispersity object is reset inside the model into Gaussian.
2417	When the user select yes , this method display a combo box for
2418	more selection when the user selects No,the combo box disappears.
2419	Redraw the model with the default dispersity (Gaussian)
2420	"""
2421	## On selction if no model exists.
2422	if self.model == None:
2423	self.disable_disp.SetValue(True)
2424	msg = "Please select a Model first..."
2425	wx.MessageBox(msg, 'Info')
2426	wx.PostEvent(self._manager.parent,
2427	StatusEvent(status="Polydispersion: %s" % msg))
2428	return
2429
2430	self._reset_dispersity()
2431
2432	if self.model == None:
2433	self.model_disp.Hide()
2434	self.sizer4_4.Clear(True)
2435	return
2436
2437	if self.enable_disp.GetValue():
2438	## layout for model containing no dispersity parameters
2439
2440	self.disp_list = self.model.getDispParamList()
2441
2442	if len(self.disp_list) == 0 and len(self.disp_cb_dict) == 0:
2443	self._layout_sizer_noDipers()
2444	else:
2445	## set gaussian sizer
2446	self._on_select_Disp(event=None)
2447	else:
2448	self.sizer4_4.Clear(True)
2449
2450	## post state to fit panel
2451	self.save_current_state()
2452	if event != None:
2453	event = PageInfoEvent(page=self)
2454	wx.PostEvent(self.parent, event)
2455	#draw the model with the current dispersity
2456	self._draw_model()
2457	self.sizer4_4.Layout()
2458	self.sizer5.Layout()
2459	self.Layout()
2460	self.Refresh()
2461
2462	def _layout_sizer_noDipers(self):
2463	"""
2464	Draw a sizer with no dispersity info
2465	"""
2466	ix = 0
2467	iy = 1
2468	self.fittable_param = []
2469	self.fixed_param = []
2470	self.orientation_params_disp = []
2471
2472	self.sizer4_4.Clear(True)
2473	text = "No polydispersity available for this model"
2474	model_disp = wx.StaticText(self, -1, text)
2475	self.sizer4_4.Add(model_disp, (iy, ix), (1, 1),
2476	wx.LEFT \| wx.EXPAND \| wx.ADJUST_MINSIZE, 10)
2477	self.sizer4_4.Layout()
2478	self.sizer4.Layout()
2479
2480	def _reset_dispersity(self):
2481	"""
2482	put gaussian dispersity into current model
2483	"""
2484	if len(self.param_toFit) > 0:
2485	for item in self.fittable_param:
2486	if item in self.param_toFit:
2487	self.param_toFit.remove(item)
2488
2489	for item in self.orientation_params_disp:
2490	if item in self.param_toFit:
2491	self.param_toFit.remove(item)
2492
2493	self.fittable_param = []
2494	self.fixed_param = []
2495	self.orientation_params_disp = []
2496	self.values = {}
2497	self.weights = {}
2498
2499	from sans.models.dispersion_models import GaussianDispersion
2500	if len(self.disp_cb_dict) == 0:
2501	self.save_current_state()
2502	self.sizer4_4.Clear(True)
2503	self.Layout()
2504	return
2505	if (len(self.disp_cb_dict) > 0):
2506	for p in self.disp_cb_dict:
2507	# The parameter was un-selected.
2508	# Go back to Gaussian model (with 0 pts)
2509	disp_model = GaussianDispersion()
2510
2511	self._disp_obj_dict[p] = disp_model
2512	# Set the new model as the dispersion object
2513	# for the selected parameter
2514	try:
2515	self.model.set_dispersion(p, disp_model)
2516	except:
2517
2518	pass
2519
2520	## save state into
2521	self.save_current_state()
2522	self.Layout()
2523	self.Refresh()
2524
2525	def _on_select_Disp(self, event):
2526	"""
2527	allow selecting different dispersion
2528	self.disp_list should change type later .now only gaussian
2529	"""
2530	self._set_sizer_dispersion()
2531
2532	## Redraw the model
2533	self._draw_model()
2534	#self._undo.Enable(True)
2535	event = PageInfoEvent(page=self)
2536	wx.PostEvent(self.parent, event)
2537
2538	self.sizer4_4.Layout()
2539	self.sizer4.Layout()
2540	self.SetupScrolling()
2541
2542	def _on_disp_func(self, event=None):
2543	"""
2544	Select a distribution function for the polydispersion
2545
2546	:Param event: ComboBox event
2547	"""
2548	# get ready for new event
2549	if event != None:
2550	event.Skip()
2551	# Get event object
2552	disp_box = event.GetEventObject()
2553
2554	# Try to select a Distr. function
2555	try:
2556	disp_box.SetBackgroundColour("white")
2557	selection = disp_box.GetCurrentSelection()
2558	param_name = disp_box.Name.split('.')[0]
2559	disp_name = disp_box.GetValue()
2560	dispersity = disp_box.GetClientData(selection)
2561
2562	#disp_model = GaussianDispersion()
2563	disp_model = dispersity()
2564	# Get param names to reset the values of the param
2565	name1 = param_name + ".width"
2566	name2 = param_name + ".npts"
2567	name3 = param_name + ".nsigmas"
2568	# Check Disp. function whether or not it is 'array'
2569	if disp_name.lower() == "array":
2570	value2 = ""
2571	value3 = ""
2572	value1 = self._set_array_disp(name=name1, disp=disp_model)
2573	else:
2574	self._del_array_values(name1)
2575	#self._reset_array_disp(param_name)
2576	self._disp_obj_dict[name1] = disp_model
2577	self.model.set_dispersion(param_name, disp_model)
2578	self.state._disp_obj_dict[name1] = disp_model
2579
2580	value1 = str(format_number(self.model.getParam(name1), True))
2581	value2 = str(format_number(self.model.getParam(name2)))
2582	value3 = str(format_number(self.model.getParam(name3)))
2583	# Reset fittable polydispersin parameter value
2584	for item in self.fittable_param:
2585	if item[1] == name1:
2586	item[2].SetValue(value1)
2587	item[5].SetValue("")
2588	item[6].SetValue("")
2589	# Disable for array
2590	if disp_name.lower() == "array":
2591	item[0].SetValue(False)
2592	item[0].Disable()
2593	item[2].Disable()
2594	item[3].Show(False)
2595	item[4].Show(False)
2596	item[5].Disable()
2597	item[6].Disable()
2598	else:
2599	item[0].Enable()
2600	item[2].Enable()
2601	item[5].Enable()
2602	item[6].Enable()
2603	break
2604	# Reset fixed polydispersion params
2605	for item in self.fixed_param:
2606	if item[1] == name2:
2607	item[2].SetValue(value2)
2608	# Disable Npts for array
2609	if disp_name.lower() == "array":
2610	item[2].Disable()
2611	else:
2612	item[2].Enable()
2613	if item[1] == name3:
2614	item[2].SetValue(value3)
2615	# Disable Nsigs for array
2616	if disp_name.lower() == "array":
2617	item[2].Disable()
2618	else:
2619	item[2].Enable()
2620
2621	# Make sure the check box updated when all checked
2622	if self.cb1.GetValue():
2623	#self.select_all_param(None)
2624	self.get_all_checked_params()
2625
2626	# update params
2627	self._update_paramv_on_fit()
2628	# draw
2629	self._draw_model()
2630	self.Refresh()
2631	except:
2632	# Error msg
2633	msg = "Error occurred:"
2634	msg += " Could not select the distribution function..."
2635	msg += " Please select another distribution function."
2636	disp_box.SetBackgroundColour("pink")
2637	# Focus on Fit button so that users can see the pinky box
2638	self.btFit.SetFocus()
2639	wx.PostEvent(self.parent.parent,
2640	StatusEvent(status=msg, info="error"))
2641
2642	def _set_array_disp(self, name=None, disp=None):
2643	"""
2644	Set array dispersion
2645
2646	:param name: name of the parameter for the dispersion to be set
2647	:param disp: the polydisperion object
2648	"""
2649	# The user wants this parameter to be averaged.
2650	# Pop up the file selection dialog.
2651	path = self._selectDlg()
2652	# Array data
2653	values = []
2654	weights = []
2655	# If nothing was selected, just return
2656	if path is None:
2657	self.disp_cb_dict[name].SetValue(False)
2658	#self.noDisper_rbox.SetValue(True)
2659	return
2660	self._default_save_location = os.path.dirname(path)
2661	if self.parent != None:
2662	self.parent.parent._default_save_location =\
2663	self._default_save_location
2664
2665	basename = os.path.basename(path)
2666	values, weights = self.read_file(path)
2667
2668	# If any of the two arrays is empty, notify the user that we won't
2669	# proceed
2670	if len(self.param_toFit) > 0:
2671	if name in self.param_toFit:
2672	self.param_toFit.remove(name)
2673
2674	# Tell the user that we are about to apply the distribution
2675	msg = "Applying loaded %s distribution: %s" % (name, path)
2676	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2677	self._set_array_disp_model(name=name, disp=disp,
2678	values=values, weights=weights)
2679	return basename
2680
2681	def _set_array_disp_model(self, name=None, disp=None,
2682	values=[], weights=[]):
2683	"""
2684	Set array dispersion model
2685
2686	:param name: name of the parameter for the dispersion to be set
2687	:param disp: the polydisperion object
2688	"""
2689	disp.set_weights(values, weights)
2690	self._disp_obj_dict[name] = disp
2691	self.model.set_dispersion(name.split('.')[0], disp)
2692	self.state._disp_obj_dict[name] = disp
2693	self.values[name] = values
2694	self.weights[name] = weights
2695	# Store the object to make it persist outside the
2696	# scope of this method
2697	#TODO: refactor model to clean this up?
2698	self.state.values = {}
2699	self.state.weights = {}
2700	self.state.values = copy.deepcopy(self.values)
2701	self.state.weights = copy.deepcopy(self.weights)
2702
2703	# Set the new model as the dispersion object for the
2704	#selected parameter
2705	#self.model.set_dispersion(p, disp_model)
2706	# Store a reference to the weights in the model object
2707	#so that
2708	# it's not lost when we use the model within another thread.
2709	#TODO: total hack - fix this
2710	self.state.model = self.model.clone()
2711	self.model._persistency_dict[name.split('.')[0]] = \
2712	[values, weights]
2713	self.state.model._persistency_dict[name.split('.')[0]] = \
2714	[values, weights]
2715
2716	def _del_array_values(self, name=None):
2717	"""
2718	Reset array dispersion
2719
2720	:param name: name of the parameter for the dispersion to be set
2721	"""
2722	# Try to delete values and weight of the names array dic if exists
2723	try:
2724	del self.values[name]
2725	del self.weights[name]
2726	# delete all other dic
2727	del self.state.values[name]
2728	del self.state.weights[name]
2729	del self.model._persistency_dict[name.split('.')[0]]
2730	del self.state.model._persistency_dict[name.split('.')[0]]
2731	except:
2732	pass
2733
2734	def _lay_out(self):
2735	"""
2736	returns self.Layout
2737
2738	:Note: Mac seems to like this better when self.
2739	Layout is called after fitting.
2740	"""
2741	self._sleep4sec()
2742	self.Layout()
2743	return
2744
2745	def _sleep4sec(self):
2746	"""
2747	sleep for 1 sec only applied on Mac
2748	Note: This 1sec helps for Mac not to crash on self.
2749	Layout after self._draw_model
2750	"""
2751	if ON_MAC == True:
2752	time.sleep(1)
2753
2754	def _find_polyfunc_selection(self, disp_func=None):
2755	"""
2756	FInd Comboox selection from disp_func
2757
2758	:param disp_function: dispersion distr. function
2759	"""
2760	# List of the poly_model name in the combobox
2761	list = ["RectangleDispersion", "ArrayDispersion",
2762	"LogNormalDispersion", "GaussianDispersion",
2763	"SchulzDispersion"]
2764
2765	# Find the selection
2766	try:
2767	selection = list.index(disp_func.__class__.__name__)
2768	return selection
2769	except:
2770	return 3
2771
2772	def on_reset_clicked(self, event):
2773	"""
2774	On 'Reset' button for Q range clicked
2775	"""
2776	flag = True
2777	##For 3 different cases: Data2D, Data1D, and theory
2778	if self.model == None:
2779	msg = "Please select a model first..."
2780	wx.MessageBox(msg, 'Info')
2781	flag = False
2782	return
2783
2784	elif self.data.__class__.__name__ == "Data2D":
2785	data_min = 0
2786	x = max(math.fabs(self.data.xmin), math.fabs(self.data.xmax))
2787	y = max(math.fabs(self.data.ymin), math.fabs(self.data.ymax))
2788	self.qmin_x = data_min
2789	self.qmax_x = math.sqrt(xx + yy)
2790	#self.data.mask = numpy.ones(len(self.data.data),dtype=bool)
2791	# check smearing
2792	if not self.disable_smearer.GetValue():
2793	## set smearing value whether or
2794	# not the data contain the smearing info
2795	if self.pinhole_smearer.GetValue():
2796	flag = self.update_pinhole_smear()
2797	else:
2798	flag = True
2799
2800	elif self.data == None:
2801	self.qmin_x = _QMIN_DEFAULT
2802	self.qmax_x = _QMAX_DEFAULT
2803	self.num_points = _NPTS_DEFAULT
2804	self.state.npts = self.num_points
2805
2806	elif self.data.__class__.__name__ != "Data2D":
2807	self.qmin_x = min(self.data.x)
2808	self.qmax_x = max(self.data.x)
2809	# check smearing
2810	if not self.disable_smearer.GetValue():
2811	## set smearing value whether or
2812	# not the data contain the smearing info
2813	if self.slit_smearer.GetValue():
2814	flag = self.update_slit_smear()
2815	elif self.pinhole_smearer.GetValue():
2816	flag = self.update_pinhole_smear()
2817	else:
2818	flag = True
2819	else:
2820	flag = False
2821
2822	if flag == False:
2823	msg = "Cannot Plot :Must enter a number!!! "
2824	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2825	else:
2826	# set relative text ctrs.
2827	self.qmin.SetValue(str(self.qmin_x))
2828	self.qmax.SetValue(str(self.qmax_x))
2829	self.set_npts2fit()
2830	# At this point, some button and variables satatus (disabled?)
2831	# should be checked such as color that should be reset to
2832	# white in case that it was pink.
2833	self._onparamEnter_helper()
2834
2835	self.save_current_state()
2836	self.state.qmin = self.qmin_x
2837	self.state.qmax = self.qmax_x
2838
2839	#reset the q range values
2840	self._reset_plotting_range(self.state)
2841	self._draw_model()
2842
2843	def get_images(self):
2844	"""
2845	Get the images of the plots corresponding this panel for report
2846
2847	: return graphs: list of figures
2848	: TODO: Move to guiframe
2849	"""
2850	# set list of graphs
2851	graphs = []
2852	canvases = []
2853	# call gui_manager
2854	gui_manager = self.parent.parent
2855	# loops through the panels [dic]
2856	for item1, item2 in gui_manager.plot_panels.iteritems():
2857	data_title = self.data.group_id
2858	# try to get all plots belonging to this control panel
2859	try:
2860	if item2.group_id == data_title or \
2861	item2.group_id.count("res" + str(self.graph_id)) or \
2862	item2.group_id.count(str(self.uid)) > 0:
2863	# append to the list
2864	graphs.append(item2.figure)
2865	canvases.append(item2.canvas)
2866	except:
2867	# Not for control panels
2868	pass
2869	# return the list of graphs
2870	return graphs, canvases
2871
2872	def on_model_help_clicked(self, event):
2873	"""
2874	on 'More details' button
2875	"""
2876	from help_panel import HelpWindow
2877	from sans.models import get_data_path
2878
2879	# Get models help model_function path
2880	path = get_data_path(media='media')
2881	model_path = os.path.join(path, "model_functions.html")
2882	if self.model == None:
2883	name = 'FuncHelp'
2884	else:
2885	name = self.formfactorbox.GetValue()
2886	frame = HelpWindow(None, -1, pageToOpen=model_path)
2887	# If model name exists and model is not a custom model
2888	if frame.rhelp.HasAnchor(name) and not self.plugin_rbutton.GetValue():
2889	frame.Show(True)
2890	frame.rhelp.ScrollToAnchor(name)
2891	else:
2892	if self.model != None:
2893	frame.Destroy()
2894	msg = 'Model description:\n'
2895	if str(self.model.description).rstrip().lstrip() == '':
2896	msg += "Sorry, no information is available for this model."
2897	else:
2898	msg += self.model.description + '\n'
2899	info = "Info"
2900	wx.MessageBox(msg, info)
2901	else:
2902	frame.Show(True)
2903
2904	def on_pd_help_clicked(self, event):
2905	"""
2906	Button event for PD help
2907	"""
2908	from help_panel import HelpWindow
2909	import sans.models as models
2910
2911	# Get models help model_function path
2912	path = models.get_data_path(media='media')
2913	pd_path = os.path.join(path, "pd_help.html")
2914
2915	frame = HelpWindow(None, -1, pageToOpen=pd_path)
2916	frame.Show(True)
2917
2918	def on_left_down(self, event):
2919	"""
2920	Get key stroke event
2921	"""
2922	# Figuring out key combo: Cmd for copy, Alt for paste
2923	if event.CmdDown() and event.ShiftDown():
2924	flag = self.get_paste()
2925	elif event.CmdDown():
2926	flag = self.get_copy()
2927	else:
2928	event.Skip()
2929	return
2930	# make event free
2931	event.Skip()
2932
2933	def get_copy(self):
2934	"""
2935	Get copy params to clipboard
2936	"""
2937	content = self.get_copy_params()
2938	flag = self.set_clipboard(content)
2939	self._copy_info(flag)
2940	return flag
2941
2942	def get_copy_params(self):
2943	"""
2944	Get the string copies of the param names and values in the tap
2945	"""
2946	content = 'sansview_parameter_values:'
2947	# Do it if params exist
2948	if self.parameters != []:
2949
2950	# go through the parameters
2951	string = self._get_copy_helper(self.parameters,
2952	self.orientation_params)
2953	content += string
2954
2955	# go through the fittables
2956	string = self._get_copy_helper(self.fittable_param,
2957	self.orientation_params_disp)
2958	content += string
2959
2960	# go through the fixed params
2961	string = self._get_copy_helper(self.fixed_param,
2962	self.orientation_params_disp)
2963	content += string
2964
2965	# go through the str params
2966	string = self._get_copy_helper(self.str_parameters,
2967	self.orientation_params)
2968	content += string
2969	return content
2970	else:
2971	return False
2972
2973	def set_clipboard(self, content=None):
2974	"""
2975	Put the string to the clipboard
2976	"""
2977	if not content:
2978	return False
2979	if wx.TheClipboard.Open():
2980	wx.TheClipboard.SetData(wx.TextDataObject(str(content)))
2981	wx.TheClipboard.Close()
2982	return True
2983	return None
2984
2985	def _get_copy_helper(self, param, orient_param):
2986	"""
2987	Helping get value and name of the params
2988
2989	: param param: parameters
2990	: param orient_param = oritational params
2991	: return content: strings [list] [name,value:....]
2992	"""
2993	content = ''
2994	# go through the str params
2995	for item in param:
2996	# copy only the params shown
2997	if not item[2].IsShown():
2998	continue
2999	disfunc = ''
3000	try:
3001	if item[7].__class__.__name__ == 'ComboBox':
3002	disfunc = str(item[7].GetValue())
3003	except:
3004	pass
3005
3006	# 2D
3007	if self.data.__class__.__name__ == "Data2D":
3008	try:
3009	check = item[0].GetValue()
3010	except:
3011	check = None
3012	name = item[1]
3013	value = item[2].GetValue()
3014	# 1D
3015	else:
3016	## for 1D all parameters except orientation
3017	if not item[1] in orient_param:
3018	try:
3019	check = item[0].GetValue()
3020	except:
3021	check = None
3022	name = item[1]
3023	value = item[2].GetValue()
3024
3025	# add to the content
3026	if disfunc != '':
3027
3028	disfunc = ',' + disfunc
3029	# TODO: to support array func for copy/paste
3030	try:
3031	if disfunc.count('array') > 0:
3032	disfunc += ','
3033	for val in self.values[name]:
3034	disfunc += ' ' + str(val)
3035	disfunc += ','
3036	for weight in self.weights[name]:
3037	disfunc += ' ' + str(weight)
3038	except:
3039	pass
3040	content += name + ',' + str(check) + ',' + value + disfunc + ':'
3041
3042	return content
3043
3044	def get_clipboard(self):
3045	"""
3046	Get strings in the clipboard
3047	"""
3048	text = ""
3049	# Get text from the clip board
3050	if wx.TheClipboard.Open():
3051	if wx.TheClipboard.IsSupported(wx.DataFormat(wx.DF_TEXT)):
3052	data = wx.TextDataObject()
3053	# get wx dataobject
3054	success = wx.TheClipboard.GetData(data)
3055	# get text
3056	text = data.GetText()
3057	# close clipboard
3058	wx.TheClipboard.Close()
3059	return text
3060
3061	def get_paste(self):
3062	"""
3063	Paste params from the clipboard
3064	"""
3065	text = self.get_clipboard()
3066	flag = self.get_paste_params(text)
3067	self._copy_info(flag)
3068	return flag
3069
3070	def get_paste_params(self, text=''):
3071	"""
3072	Get the string copies of the param names and values in the tap
3073	"""
3074	context = {}
3075	# put the text into dictionary
3076	lines = text.split(':')
3077	if lines[0] != 'sansview_parameter_values':
3078	self._copy_info(False)
3079	return False
3080	for line in lines[1:-1]:
3081	if len(line) != 0:
3082	item = line.split(',')
3083	check = item[1]
3084	name = item[0]
3085	value = item[2]
3086	# Transfer the text to content[dictionary]
3087	context[name] = [check, value]
3088	# ToDo: PlugIn this poly disp function for pasting
3089	try:
3090	poly_func = item[3]
3091	context[name].append(poly_func)
3092	try:
3093	# take the vals and weights for array
3094	array_values = item[4].split(' ')
3095	array_weights = item[5].split(' ')
3096	val = [float(a_val) for a_val in array_values[1:]]
3097	weit = [float(a_weit) for a_weit in array_weights[1:]]
3098
3099	context[name].append(val)
3100	context[name].append(weit)
3101	except:
3102	raise
3103	except:
3104	poly_func = ''
3105	context[name].append(poly_func)
3106
3107	# Do it if params exist
3108	if self.parameters != []:
3109	# go through the parameters
3110	self._get_paste_helper(self.parameters,
3111	self.orientation_params, context)
3112
3113	# go through the fittables
3114	self._get_paste_helper(self.fittable_param,
3115	self.orientation_params_disp,
3116	context)
3117
3118	# go through the fixed params
3119	self._get_paste_helper(self.fixed_param,
3120	self.orientation_params_disp, context)
3121
3122	# go through the str params
3123	self._get_paste_helper(self.str_parameters,
3124	self.orientation_params, context)
3125
3126	return True
3127	return None
3128
3129	def _get_paste_helper(self, param, orient_param, content):
3130	"""
3131	Helping set values of the params
3132
3133	: param param: parameters
3134	: param orient_param: oritational params
3135	: param content: dictionary [ name, value: name1.value1,...]
3136	"""
3137	# go through the str params
3138	for item in param:
3139	# 2D
3140	if self.data.__class__.__name__ == "Data2D":
3141	name = item[1]
3142	if name in content.keys():
3143	check = content[name][0]
3144	pd = content[name][1]
3145	if name.count('.') > 0:
3146	try:
3147	float(pd)
3148	except:
3149	#continue
3150	if not pd and pd != '':
3151	continue
3152	item[2].SetValue(str(pd))
3153	if item in self.fixed_param and pd == '':
3154	# Only array func has pd == '' case.
3155	item[2].Enable(False)
3156	if item[2].__class__.__name__ == "ComboBox":
3157	if content[name][1] in self.model.fun_list:
3158	fun_val = self.model.fun_list[content[name][1]]
3159	self.model.setParam(name, fun_val)
3160
3161	value = content[name][1:]
3162	self._paste_poly_help(item, value)
3163	if check == 'True':
3164	is_true = True
3165	elif check == 'False':
3166	is_true = False
3167	else:
3168	is_true = None
3169	if is_true != None:
3170	item[0].SetValue(is_true)
3171	# 1D
3172	else:
3173	## for 1D all parameters except orientation
3174	if not item[1] in orient_param:
3175	name = item[1]
3176	if name in content.keys():
3177	check = content[name][0]
3178	# Avoid changing combox content
3179	value = content[name][1:]
3180	pd = value[0]
3181	if name.count('.') > 0:
3182	try:
3183	pd = float(pd)
3184	except:
3185	#continue
3186	if not pd and pd != '':
3187	continue
3188	item[2].SetValue(str(pd))
3189	if item in self.fixed_param and pd == '':
3190	# Only array func has pd == '' case.
3191	item[2].Enable(False)
3192	if item[2].__class__.__name__ == "ComboBox":
3193	if value[0] in self.model.fun_list:
3194	fun_val = self.model.fun_list[value[0]]
3195	self.model.setParam(name, fun_val)
3196	# save state
3197	self._paste_poly_help(item, value)
3198	if check == 'True':
3199	is_true = True
3200	elif check == 'False':
3201	is_true = False
3202	else:
3203	is_true = None
3204	if is_true != None:
3205	item[0].SetValue(is_true)
3206
3207	def _paste_poly_help(self, item, value):
3208	"""
3209	Helps get paste for poly function
3210
3211	:param item: Gui param items
3212	:param value: the values for parameter ctrols
3213	"""
3214	is_array = False
3215	if len(value[1]) > 0:
3216	# Only for dispersion func.s
3217	try:
3218	item[7].SetValue(value[1])
3219	selection = item[7].GetCurrentSelection()
3220	name = item[7].Name
3221	param_name = name.split('.')[0]
3222	dispersity = item[7].GetClientData(selection)
3223	disp_model = dispersity()
3224	# Only for array disp
3225	try:
3226	pd_vals = numpy.array(value[2])
3227	pd_weights = numpy.array(value[3])
3228	if len(pd_vals) > 0 and len(pd_vals) > 0:
3229	if len(pd_vals) == len(pd_weights):
3230	self._set_disp_array_cb(item=item)
3231	self._set_array_disp_model(name=name,
3232	disp=disp_model,
3233	values=pd_vals,
3234	weights=pd_weights)
3235	is_array = True
3236	except:
3237	pass
3238	if not is_array:
3239	self._disp_obj_dict[name] = disp_model
3240	self.model.set_dispersion(name,
3241	disp_model)
3242	self.state._disp_obj_dict[name] = \
3243	disp_model
3244	self.model.set_dispersion(param_name, disp_model)
3245	self.state.values = self.values
3246	self.state.weights = self.weights
3247	self.model._persistency_dict[param_name] = \
3248	[self.state.values,
3249	self.state.weights]
3250
3251	except:
3252	print "Error in BasePage._paste_poly_help: %s" % sys.exc_value
3253
3254	def _set_disp_array_cb(self, item):
3255	"""
3256	Set cb for array disp
3257	"""
3258	item[0].SetValue(False)
3259	item[0].Enable(False)
3260	item[2].Enable(False)
3261	item[3].Show(False)
3262	item[4].Show(False)
3263	item[5].SetValue('')
3264	item[5].Enable(False)
3265	item[6].SetValue('')
3266	item[6].Enable(False)
3267
3268	def update_pinhole_smear(self):
3269	"""
3270	Method to be called by sub-classes
3271	TODO: this method doesn't belong here
3272	"""
3273	print "BasicPage.update_pinhole_smear was called: skipping"
3274	return
3275
3276	def _fill_model_sizer(self, sizer):
3277	"""
3278	fill sizer containing model info
3279	"""
3280	##Add model function Details button in fitpanel.
3281	##The following 3 lines are for Mac. Let JHC know before modifying...
3282	title = "Model"
3283	self.formfactorbox = None
3284	self.multifactorbox = None
3285	self.mbox_description = wx.StaticBox(self, -1, str(title))
3286	boxsizer1 = wx.StaticBoxSizer(self.mbox_description, wx.VERTICAL)
3287	self.mbox_description.SetForegroundColour(wx.RED)
3288	id = wx.NewId()
3289	self.model_help = wx.Button(self, id, 'Details', size=(80, 23))
3290	self.model_help.Bind(wx.EVT_BUTTON, self.on_model_help_clicked, id=id)
3291	self.model_help.SetToolTipString("Model Function Help")
3292	id = wx.NewId()
3293	self.model_view = wx.Button(self, id, "Show 2D", size=(80, 23))
3294	self.model_view.Bind(wx.EVT_BUTTON, self._onModel2D, id=id)
3295	hint = "toggle view of model from 1D to 2D or 2D to 1D"
3296	self.model_view.SetToolTipString(hint)
3297
3298	self.shape_rbutton = wx.RadioButton(self, -1, 'Shapes',
3299	style=wx.RB_GROUP)
3300	self.shape_indep_rbutton = wx.RadioButton(self, -1,
3301	"Shape-Independent")
3302	self.struct_rbutton = wx.RadioButton(self, -1, "Structure Factor ")
3303	self.plugin_rbutton = wx.RadioButton(self, -1, "Customized Models")
3304
3305	self.Bind(wx.EVT_RADIOBUTTON, self._show_combox,
3306	id=self.shape_rbutton.GetId())
3307	self.Bind(wx.EVT_RADIOBUTTON, self._show_combox,
3308	id=self.shape_indep_rbutton.GetId())
3309	self.Bind(wx.EVT_RADIOBUTTON, self._show_combox,
3310	id=self.struct_rbutton.GetId())
3311	self.Bind(wx.EVT_RADIOBUTTON, self._show_combox,
3312	id=self.plugin_rbutton.GetId())
3313	#MAC needs SetValue
3314	self.shape_rbutton.SetValue(True)
3315
3316	sizer_radiobutton = wx.GridSizer(2, 3, 5, 5)
3317	sizer_radiobutton.Add(self.shape_rbutton)
3318	sizer_radiobutton.Add(self.shape_indep_rbutton)
3319	sizer_radiobutton.Add(self.model_view, 1, wx.LEFT, 20)
3320	sizer_radiobutton.Add(self.plugin_rbutton)
3321	sizer_radiobutton.Add(self.struct_rbutton)
3322	sizer_radiobutton.Add(self.model_help, 1, wx.LEFT, 20)
3323
3324	sizer_selection = wx.BoxSizer(wx.HORIZONTAL)
3325	mutifactor_selection = wx.BoxSizer(wx.HORIZONTAL)
3326
3327	self.text1 = wx.StaticText(self, -1, "")
3328	self.text2 = wx.StaticText(self, -1, "P(Q)*S(Q)")
3329	self.mutifactor_text = wx.StaticText(self, -1, "No. of Shells: ")
3330	self.mutifactor_text1 = wx.StaticText(self, -1, "")
3331	self.show_sld_button = wx.Button(self, -1, "Show SLD Profile")
3332	self.show_sld_button.Bind(wx.EVT_BUTTON, self._on_show_sld)
3333
3334	self.formfactorbox = wx.ComboBox(self, -1, style=wx.CB_READONLY)
3335	if self.model != None:
3336	self.formfactorbox.SetValue(self.model.name)
3337	self.structurebox = wx.ComboBox(self, -1, style=wx.CB_READONLY)
3338	self.multifactorbox = wx.ComboBox(self, -1, style=wx.CB_READONLY)
3339	self.initialize_combox()
3340	wx.EVT_COMBOBOX(self.formfactorbox, -1, self._on_select_model)
3341
3342	wx.EVT_COMBOBOX(self.structurebox, -1, self._on_select_model)
3343	wx.EVT_COMBOBOX(self.multifactorbox, -1, self._on_select_model)
3344	## check model type to show sizer
3345	if self.model != None:
3346	self._set_model_sizer_selection(self.model)
3347
3348	sizer_selection.Add(self.text1)
3349	sizer_selection.Add((5, 5))
3350	sizer_selection.Add(self.formfactorbox)
3351	sizer_selection.Add((5, 5))
3352	sizer_selection.Add(self.text2)
3353	sizer_selection.Add((5, 5))
3354	sizer_selection.Add(self.structurebox)
3355
3356	mutifactor_selection.Add((10, 5))
3357	mutifactor_selection.Add(self.mutifactor_text)
3358	mutifactor_selection.Add(self.multifactorbox)
3359	mutifactor_selection.Add((5, 5))
3360	mutifactor_selection.Add(self.mutifactor_text1)
3361	mutifactor_selection.Add((10, 5))
3362	mutifactor_selection.Add(self.show_sld_button)
3363
3364	boxsizer1.Add(sizer_radiobutton)
3365	boxsizer1.Add((10, 10))
3366	boxsizer1.Add(sizer_selection)
3367	boxsizer1.Add((10, 10))
3368	boxsizer1.Add(mutifactor_selection)
3369
3370	self._set_multfactor_combobox()
3371	self.multifactorbox.SetSelection(1)
3372	self.show_sld_button.Hide()
3373	sizer.Add(boxsizer1, 0, wx.EXPAND \| wx.ALL, 10)
3374	sizer.Layout()
3375
3376	def on_smear_helper(self, update=False):
3377	"""
3378	Help for onSmear if implemented
3379
3380	:param update: force or not to update
3381	"""
3382	def reset_page(self, state, first=False):
3383	"""
3384	reset the state if implemented
3385	"""
3386	def onSmear(self, event):
3387	"""
3388	Create a smear object if implemented
3389	"""
3390	def onPinholeSmear(self, event):
3391	"""
3392	Create a custom pinhole smear object if implemented
3393	"""
3394	def onSlitSmear(self, event):
3395	"""
3396	Create a custom slit smear object if implemented
3397	"""
3398	def update_slit_smear(self):
3399	"""
3400	called by kill_focus on pinhole TextCntrl
3401	to update the changes if implemented
3402	"""
3403	def select_param(self, event):
3404	"""
3405	Select TextCtrl checked if implemented
3406	"""
3407	def set_data(self, data=None):
3408	"""
3409	Sets data if implemented
3410	"""
3411	def _is_2D(self):
3412	"""
3413	Check if data_name is Data2D if implemented
3414	"""
3415	def _on_select_model(self, event=None):
3416	"""
3417	call back for model selection if implemented
3418	"""
3419	def select_all_param(self, event):
3420	"""
3421	set to true or false all checkBox if implemented
3422	"""
3423	def get_weight_flag(self):
3424	"""
3425	Get flag corresponding to a given weighting dI data if implemented
3426	"""
3427	def _set_sizer_dispersion(self):
3428	"""
3429	draw sizer for dispersity if implemented
3430	"""
3431	def get_all_checked_params(self):
3432	"""
3433	Found all parameters current check and add them to list of parameters
3434	to fit if implemented
3435	"""
3436	def set_npts2fit(self):
3437	"""
3438	setValue Npts for fitting if implemented
3439	"""
3440	def _onModel2D(self, event):
3441	"""
3442	toggle view of model from 1D to 2D or 2D from 1D if implemented
3443	"""

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SasView

source: sasview/fittingview/src/sans/perspectives/fitting/basepage.py @ a269378

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