basepage.py @ 96814e1

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 96814e1 was fa02d95, checked in by Gervaise Alina <gervyh@…>, 13 years ago
working on batch
Property mode set to `100644`
File size: 128.9 KB

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2	import sys
3	import os
4	import wx
5	import numpy
6	import time
7	import copy
8	import math
9	import string
10	from wx.lib.scrolledpanel import ScrolledPanel
11	from sans.guiframe.panel_base import PanelBase
12	from sans.guiframe.utils import format_number,check_float
13	from sans.guiframe.events import PanelOnFocusEvent
14	from sans.guiframe.events import StatusEvent
15	from sans.guiframe.events import AppendBookmarkEvent
16	from sans.guiframe.dataFitting import Data2D
17	from sans.guiframe.dataFitting import Data1D
18	from sans.guiframe.dataFitting import check_data_validity
19	from sans.dataloader.data_info import Detector
20	from sans.dataloader.data_info import Source
21	import pagestate
22	from pagestate import PageState
23
24	(PageInfoEvent, EVT_PAGE_INFO) = wx.lib.newevent.NewEvent()
25	(PreviousStateEvent, EVT_PREVIOUS_STATE) = wx.lib.newevent.NewEvent()
26	(NextStateEvent, EVT_NEXT_STATE) = wx.lib.newevent.NewEvent()
27
28	_BOX_WIDTH = 76
29	_QMIN_DEFAULT = 0.0005
30	_QMAX_DEFAULT = 0.5
31	_NPTS_DEFAULT = 50
32	#Control panel width
33	if sys.platform.count("win32")> 0:
34	PANEL_WIDTH = 450
35	FONT_VARIANT = 0
36	ON_MAC = False
37	else:
38	PANEL_WIDTH = 500
39	FONT_VARIANT = 1
40	ON_MAC = True
41
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
103	self.disp_cb_dict = {}
104
105	self.state = PageState(parent=parent)
106	## dictionary containing list of models
107	self.model_list_box = {}
108
109	## Data member to store the dispersion object created
110	self._disp_obj_dict = {}
111	## selected parameters to apply dispersion
112	self.disp_cb_dict ={}
113	## smearer object
114	self.enable2D = False
115	self.is_mac = ON_MAC
116
117	##list of model parameters. each item must have same length
118	## each item related to a given parameters
119	##[cb state, name, value, "+/-", error of fit, min, max , units]
120	self.parameters = []
121	# non-fittable parameter whose value is astring
122	self.str_parameters = []
123	## list of parameters to fit , must be like self.parameters
124	self.param_toFit = []
125	## list of looking like parameters but with non fittable parameters info
126	self.fixed_param = []
127	## list of looking like parameters but with fittable parameters info
128	self.fittable_param = []
129	##list of dispersion parameters
130	self.disp_list = []
131	self.disp_name = ""
132
133	## list of orientation parameters
134	self.orientation_params = []
135	self.orientation_params_disp = []
136	if self.model != None:
137	self.disp_list = self.model.getDispParamList()
138	self.temp_multi_functional = False
139	##enable model 2D draw
140	self.enable2D = False
141	## check that the fit range is correct to plot the model again
142	self.fitrange = True
143	## Create memento to save the current state
144	self.state = PageState(parent=self.parent,
145	model=self.model, data=self.data)
146	## flag to determine if state has change
147	self.state_change = False
148	## save customized array
149	self.values = []
150	self.weights = []
151	## retrieve saved state
152	self.number_saved_state = 0
153	## dictionary of saved state
154	self.saved_states = {}
155	## Create context menu for page
156	self.popUpMenu = wx.Menu()
157
158	id = wx.NewId()
159	self._keep = wx.MenuItem(self.popUpMenu,id,"Add bookmark",
160	" Keep the panel status to recall it later")
161	self.popUpMenu.AppendItem(self._keep)
162	self._keep.Enable(False)
163	self._set_bookmark_flag(False)
164	self._set_save_flag(False)
165	wx.EVT_MENU(self, id, self.on_bookmark)
166	self.popUpMenu.AppendSeparator()
167
168	## Default locations
169	self._default_save_location = os.getcwd()
170	## save initial state on context menu
171	#self.onSave(event=None)
172	self.Bind(wx.EVT_CONTEXT_MENU, self.onContextMenu)
173
174	# bind key event
175	self.Bind(wx.EVT_LEFT_DOWN, self.on_left_down)
176
177	## create the basic structure of the panel with empty sizer
178	self.define_page_structure()
179	## drawing Initial dispersion parameters sizer
180	self.set_dispers_sizer()
181
182	## layout
183	self.set_layout()
184
185	def set_index_model(self, index):
186	"""
187	Index related to this page
188	"""
189	self.index_model = index
190
191	def create_default_data(self):
192	"""
193	Given the user selection, creates a 1D or 2D data
194	Only when the page is on theory mode.
195	"""
196	if not hasattr(self, "model_view"):
197	return
198	toggle_mode_on = self.model_view.IsEnabled()
199	if toggle_mode_on:
200	if self.enable2D and not check_data_validity(self.data):
201	self._create_default_2d_data()
202	else:
203	self._create_default_1d_data()
204
205	def _create_default_1d_data(self):
206	"""
207	Create default data for fitting perspective
208	Only when the page is on theory mode.
209	:warning: This data is never plotted.
210
211	"""
212	x = numpy.linspace(start=self.qmin_x, stop=self.qmax_x,
213	num=self.npts_x, endpoint=True)
214	self.data = Data1D(x=x)
215	self.data.xaxis('\\rm{Q}',"A^{-1}")
216	self.data.yaxis('\\rm{Intensity}', "cm^{-1}")
217	self.data.is_data = False
218	self.data.id = str(self.uid) + " data"
219	self.data.group_id = str(self.uid) + " Model1D"
220
221	def _create_default_2d_data(self):
222	"""
223	Create 2D data by default
224	Only when the page is on theory mode.
225	:warning: This data is never plotted.
226	"""
227	self.data = Data2D()
228	qmax = self.qmax_x / math.sqrt(2)
229	self.data.xaxis('\\rm{Q_{x}}', 'A^{-1}')
230	self.data.yaxis('\\rm{Q_{y}}', 'A^{-1}')
231	self.data.is_data = False
232	self.data.id = str(self.uid) + " data"
233	self.data.group_id = str(self.uid) + " Model2D"
234	## Default values
235	self.data.detector.append(Detector())
236	index = len(self.data.detector) - 1
237	self.data.detector[index].distance = 8000 # mm
238	self.data.source.wavelength= 6 # A
239	self.data.detector[index].pixel_size.x = 5 # mm
240	self.data.detector[index].pixel_size.y = 5 # mm
241	self.data.detector[index].beam_center.x = qmax
242	self.data.detector[index].beam_center.y = qmax
243	## create x_bins and y_bins of the model 2D
244	pixel_width_x = self.data.detector[index].pixel_size.x
245	pixel_width_y = self.data.detector[index].pixel_size.y
246	center_x = self.data.detector[index].beam_center.x/pixel_width_x
247	center_y = self.data.detector[index].beam_center.y/pixel_width_y
248	# theory default: assume the beam
249	#center is located at the center of sqr detector
250	xmax = qmax
251	xmin = -qmax
252	ymax = qmax
253	ymin = -qmax
254	qstep = self.npts_x
255
256	x = numpy.linspace(start=xmin, stop=xmax, num=qstep, endpoint=True)
257	y = numpy.linspace(start=ymin, stop=ymax, num=qstep, endpoint=True)
258	## use data info instead
259	new_x = numpy.tile(x, (len(y), 1))
260	new_y = numpy.tile(y, (len(x), 1))
261	new_y = new_y.swapaxes(0,1)
262	# all data reuire now in 1d array
263	qx_data = new_x.flatten()
264	qy_data = new_y.flatten()
265	q_data = numpy.sqrt(qx_dataqx_data + qy_dataqy_data)
266	# set all True (standing for unmasked) as default
267	mask = numpy.ones(len(qx_data), dtype=bool)
268	# calculate the range of qx and qy: this way,
269	# it is a little more independent
270	x_size = xmax - xmin
271	y_size = ymax - ymin
272	# store x and y bin centers in q space
273	x_bins = x
274	y_bins = y
275	# bin size: x- & y-directions
276	xstep = x_size/len(x_bins-1)
277	ystep = y_size/len(y_bins-1)
278
279	self.data.source = Source()
280	self.data.data = numpy.ones(len(mask))
281	self.data.err_data = numpy.ones(len(mask))
282	self.data.qx_data = qx_data
283	self.data.qy_data = qy_data
284	self.data.q_data = q_data
285	self.data.mask = mask
286	self.data.x_bins = x_bins
287	self.data.y_bins = y_bins
288	# max and min taking account of the bin sizes
289	self.data.xmin = xmin
290	self.data.xmax = xmax
291	self.data.ymin = ymin
292	self.data.ymax = ymax
293
294	def on_set_focus(self, event):
295	"""
296	On Set Focus, update guimanger and menu
297	"""
298	if self._manager is not None:
299	wx.PostEvent(self._manager.parent, PanelOnFocusEvent(panel=self))
300	self.on_tap_focus()
301
302	def on_tap_focus(self):
303	"""
304	Update menu1 on cliking the page tap
305	"""
306	if self._manager.menu1 != None:
307	chain_menu = self._manager.menu1.FindItemById(\
308	self._manager.id_reset_flag)
309	chain_menu.Enable(self.batch_on)
310	sim_menu = self._manager.menu1.FindItemById(self._manager.id_simfit)
311	flag = self.data.is_data\
312	and (self.model!=None)
313	sim_menu.Enable(not self.batch_on and flag)
314	batch_menu = self._manager.menu1.FindItemById(self._manager.id_batchfit)
315	batch_menu.Enable(self.batch_on and flag)
316
317	class ModelTextCtrl(wx.TextCtrl):
318	"""
319	Text control for model and fit parameters.
320	Binds the appropriate events for user interactions.
321	Default callback methods can be overwritten on initialization
322
323	:param kill_focus_callback: callback method for EVT_KILL_FOCUS event
324	:param set_focus_callback: callback method for EVT_SET_FOCUS event
325	:param mouse_up_callback: callback method for EVT_LEFT_UP event
326	:param text_enter_callback: callback method for EVT_TEXT_ENTER event
327
328	"""
329	## Set to True when the mouse is clicked while the whole string is selected
330	full_selection = False
331	## Call back for EVT_SET_FOCUS events
332	_on_set_focus_callback = None
333
334	def __init__(self, parent, id=-1,
335	value=wx.EmptyString,
336	pos=wx.DefaultPosition,
337	size=wx.DefaultSize,
338	style=0,
339	validator=wx.DefaultValidator,
340	name=wx.TextCtrlNameStr,
341	kill_focus_callback=None,
342	set_focus_callback=None,
343	mouse_up_callback=None,
344	text_enter_callback = None):
345
346	wx.TextCtrl.__init__(self, parent, id, value, pos,
347	size, style, validator, name)
348
349	# Bind appropriate events
350	self._on_set_focus_callback = parent.onSetFocus \
351	if set_focus_callback is None else set_focus_callback
352	self.Bind(wx.EVT_SET_FOCUS, self._on_set_focus)
353	self.Bind(wx.EVT_KILL_FOCUS, self._silent_kill_focus \
354	if kill_focus_callback is None else kill_focus_callback)
355	self.Bind(wx.EVT_TEXT_ENTER, parent._onparamEnter \
356	if text_enter_callback is None else text_enter_callback)
357	if not ON_MAC :
358	self.Bind(wx.EVT_LEFT_UP, self._highlight_text \
359	if mouse_up_callback is None else mouse_up_callback)
360
361	def _on_set_focus(self, event):
362	"""
363	Catch when the text control is set in focus to highlight the whole
364	text if necessary
365
366	:param event: mouse event
367
368	"""
369	event.Skip()
370	self.full_selection = True
371	return self._on_set_focus_callback(event)
372
373
374
375	def _highlight_text(self, event):
376	"""
377	Highlight text of a TextCtrl only of no text has be selected
378
379	:param event: mouse event
380
381	"""
382	# Make sure the mouse event is available to other listeners
383	event.Skip()
384	control = event.GetEventObject()
385	if self.full_selection:
386	self.full_selection = False
387	# Check that we have a TextCtrl
388	if issubclass(control.__class__, wx.TextCtrl):
389	# Check whether text has been selected,
390	# if not, select the whole string
391	(start, end) = control.GetSelection()
392	if start==end:
393	control.SetSelection(-1,-1)
394
395	def _silent_kill_focus(self,event):
396	"""
397	Save the state of the page
398	"""
399
400	event.Skip()
401	pass
402
403	def set_page_info(self, page_info):
404	"""
405	set some page important information at once
406	"""
407	##window_name
408	self.window_name = page_info.window_name
409	##window_caption
410	self.window_caption = page_info.window_caption
411	## manager is the fitting plugin
412	self._manager= page_info.manager
413	## owner of the page (fitting plugin)
414	self.event_owner= page_info.event_owner
415	## current model
416	self.model = page_info.model
417	## data
418	self.data = page_info.data
419	## dictionary containing list of models
420	self.model_list_box = page_info.model_list_box
421	## Data member to store the dispersion object created
422	self.populate_box(dict=self.model_list_box)
423
424	def onContextMenu(self, event):
425	"""
426	Retrieve the state selected state
427	"""
428	# Skipping the save state functionality for release 0.9.0
429	#return
430
431	pos = event.GetPosition()
432	pos = self.ScreenToClient(pos)
433
434	self.PopupMenu(self.popUpMenu, pos)
435
436
437	def onUndo(self, event):
438	"""
439	Cancel the previous action
440	"""
441	event = PreviousStateEvent(page = self)
442	wx.PostEvent(self.parent, event)
443
444	def onRedo(self, event):
445	"""
446	Restore the previous action cancelled
447	"""
448	event = NextStateEvent(page= self)
449	wx.PostEvent(self.parent, event)
450
451	def define_page_structure(self):
452	"""
453	Create empty sizer for a panel
454	"""
455	self.vbox = wx.BoxSizer(wx.VERTICAL)
456	self.sizer0 = wx.BoxSizer(wx.VERTICAL)
457	self.sizer1 = wx.BoxSizer(wx.VERTICAL)
458	self.sizer2 = wx.BoxSizer(wx.VERTICAL)
459	self.sizer3 = wx.BoxSizer(wx.VERTICAL)
460	self.sizer4 = wx.BoxSizer(wx.VERTICAL)
461	self.sizer5 = wx.BoxSizer(wx.VERTICAL)
462	self.sizer6 = wx.BoxSizer(wx.VERTICAL)
463
464	self.sizer0.SetMinSize((PANEL_WIDTH,-1))
465	self.sizer1.SetMinSize((PANEL_WIDTH,-1))
466	self.sizer2.SetMinSize((PANEL_WIDTH,-1))
467	self.sizer3.SetMinSize((PANEL_WIDTH,-1))
468	self.sizer4.SetMinSize((PANEL_WIDTH,-1))
469	self.sizer5.SetMinSize((PANEL_WIDTH,-1))
470	self.sizer6.SetMinSize((PANEL_WIDTH,-1))
471
472	self.vbox.Add(self.sizer0)
473	self.vbox.Add(self.sizer1)
474	self.vbox.Add(self.sizer2)
475	self.vbox.Add(self.sizer3)
476	self.vbox.Add(self.sizer4)
477	self.vbox.Add(self.sizer5)
478	self.vbox.Add(self.sizer6)
479
480	def set_layout(self):
481	"""
482	layout
483	"""
484	self.vbox.Layout()
485	self.vbox.Fit(self)
486	self.SetSizer(self.vbox)
487	self.Centre()
488
489	def set_owner(self,owner):
490	"""
491	set owner of fitpage
492
493	:param owner: the class responsible of plotting
494
495	"""
496	self.event_owner = owner
497	self.state.event_owner = owner
498
499	def get_state(self):
500	"""
501	"""
502	return self.state
503
504	def get_data(self):
505	"""
506	return the current data
507	"""
508	return self.data
509
510	def get_data_list(self):
511	"""
512	return the current data
513	"""
514	return self.data_list
515
516	def set_manager(self, manager):
517	"""
518	set panel manager
519
520	:param manager: instance of plugin fitting
521
522	"""
523	self._manager = manager
524	self.state.manager = manager
525
526	def populate_box(self, dict):
527	"""
528	Store list of model
529
530	:param dict: dictionary containing list of models
531
532	"""
533	self.model_list_box = dict
534	self.state.model_list_box = self.model_list_box
535	self.initialize_combox()
536
537	def initialize_combox(self):
538	"""
539	put default value in the combobox
540	"""
541	## fill combox box
542	if self.model_list_box is None:
543	return
544	if len(self.model_list_box) > 0:
545	self._populate_box(self.formfactorbox,
546	self.model_list_box["Shapes"])
547
548	if len(self.model_list_box) > 0:
549	self._populate_box(self.structurebox,
550	self.model_list_box["Structure Factors"])
551	self.structurebox.Insert("None", 0, None)
552	self.structurebox.SetSelection(0)
553	self.structurebox.Hide()
554	self.text2.Hide()
555	self.structurebox.Disable()
556	self.text2.Disable()
557
558	if self.model.__class__ in self.model_list_box["P(Q)*S(Q)"]:
559	self.structurebox.Show()
560	self.text2.Show()
561	self.structurebox.Enable()
562	self.text2.Enable()
563
564	def set_dispers_sizer(self):
565	"""
566	fill sizer containing dispersity info
567	"""
568	self.sizer4.Clear(True)
569	name="Polydispersity and Orientational Distribution"
570	box_description= wx.StaticBox(self, -1,name)
571	box_description.SetForegroundColour(wx.BLUE)
572	boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL)
573	#----------------------------------------------------
574	self.disable_disp = wx.RadioButton(self, -1, 'Off', (10, 10),
575	style=wx.RB_GROUP)
576	self.enable_disp = wx.RadioButton(self, -1, 'On', (10, 30))
577	# best size for MAC and PC
578	if ON_MAC:
579	size_q = (30, 20)
580	else:
581	size_q = (20, 15)
582	self.disp_help_bt = wx.Button(self,wx.NewId(),'?',
583	style = wx.BU_EXACTFIT,
584	size=size_q)
585	self.disp_help_bt.Bind(wx.EVT_BUTTON,
586	self.on_pd_help_clicked,id= self.disp_help_bt.GetId())
587	self.disp_help_bt.SetToolTipString("Helps for Polydispersion.")
588
589	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param,
590	id=self.disable_disp.GetId())
591	self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param,
592	id=self.enable_disp.GetId())
593	#MAC needs SetValue
594	self.disable_disp.SetValue(True)
595	sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL)
596	sizer_dispersion.Add((20,20))
597	name=""#Polydispersity and \nOrientational Distribution "
598	sizer_dispersion.Add(wx.StaticText(self,-1,name))
599	sizer_dispersion.Add(self.enable_disp )
600	sizer_dispersion.Add((20,20))
601	sizer_dispersion.Add(self.disable_disp )
602	sizer_dispersion.Add((25,20))
603	sizer_dispersion.Add(self.disp_help_bt)
604
605	## fill a sizer for dispersion
606	boxsizer1.Add( sizer_dispersion,0,
607	wx.TOP\|wx.BOTTOM\|wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE,border=5)
608	#boxsizer1.Add( (10,10) )
609	#boxsizer1.Add( sizer_select_dispers )
610	self.sizer4_4 = wx.GridBagSizer(6,5)
611
612	boxsizer1.Add( self.sizer4_4 )
613	#-----------------------------------------------------
614	self.sizer4.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
615	self.sizer4_4.Layout()
616	self.sizer4.Layout()
617	self.Layout()
618
619	self.Refresh()
620	## saving the state of enable dispersity button
621	self.state.enable_disp= self.enable_disp.GetValue()
622	self.state.disable_disp= self.disable_disp.GetValue()
623	self.SetupScrolling()
624
625
626	def onResetModel(self, event):
627	"""
628	Reset model state
629	"""
630	menu = event.GetEventObject()
631	## post help message for the selected model
632	msg = menu.GetHelpString(event.GetId())
633	msg +=" reloaded"
634	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
635	self.Show(False)
636	name = menu.GetLabel(event.GetId())
637	self._on_select_model_helper()
638	if name in self.saved_states.keys():
639	previous_state = self.saved_states[name]
640	## reset state of checkbox,textcrtl and regular parameters value
641
642	self.reset_page(previous_state)
643	self.Show(True)
644
645	def on_preview(self, event):
646	"""
647	Report the current fit results
648	"""
649	# Get plot image from plotpanel
650	images, canvases = self.get_images()
651	# get the report dialog
652	self.state.report(images, canvases)
653
654
655	def on_save(self, event):
656	"""
657	Save the current state into file
658	"""
659	self.save_current_state()
660	new_state = self.state.clone()
661	# Ask the user the location of the file to write to.
662	path = None
663	if self.parent != None:
664	self._default_save_location = \
665	self.parent.parent._default_save_location
666	dlg = wx.FileDialog(self, "Choose a file", self._default_save_location,
667	self.window_caption, "*.fitv", wx.SAVE)
668
669	if dlg.ShowModal() == wx.ID_OK:
670	path = dlg.GetPath()
671	self._default_save_location = os.path.dirname(path)
672	self.parent.parent._default_save_location =\
673	self._default_save_location
674	else:
675	return None
676	# MAC always needs the extension for saving
677	extens = ".fitv"
678	# Make sure the ext included in the file name
679	fName = os.path.splitext(path)[0] + extens
680	#the manager write the state into file
681	self._manager.save_fit_state(filepath=fName, fitstate=new_state)
682	return new_state
683
684	def on_copy(self, event):
685	"""
686	Copy Parameter values to the clipboad
687	"""
688	if event != None:
689	event.Skip()
690	# It seems MAC needs wxCallAfter
691	wx.CallAfter(self.get_copy)
692
693	# messages depending on the flag
694	#self._copy_info(None)
695
696	def on_paste(self, event):
697	"""
698	Paste Parameter values to the panel if possible
699	"""
700	if event != None:
701	event.Skip()
702	# It seems MAC needs wxCallAfter for the setvalues
703	# for multiple textctrl items, otherwise it tends to crash once a while.
704	wx.CallAfter(self.get_paste)
705	# messages depending on the flag
706	#self._copy_info(True)
707
708	def _copy_info(self, flag):
709	"""
710	Send event dpemding on flag
711
712	: Param flag: flag that distinguish event
713	"""
714	# messages depending on the flag
715	if flag == None:
716	msg = " Parameter values are copied to the clipboard..."
717	infor = 'warning'
718	elif flag:
719	msg = " Parameter values are pasted from the clipboad..."
720	infor = "warning"
721	else:
722	msg = "Error was occured "
723	msg += ": No valid parameter values to paste from the clipboard..."
724	infor = "error"
725	# inform msg to wx
726	wx.PostEvent( self.parent.parent,
727	StatusEvent(status= msg, info=infor))
728
729	def _get_time_stamp(self):
730	"""
731	return time and date stings
732	"""
733	# date and time
734	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.localtime()
735	current_time= str(hour)+":"+str(minute)+":"+str(second)
736	current_date= str( month)+"/"+str(day)+"/"+str(year)
737	return current_time, current_date
738
739	def on_bookmark(self, event):
740	"""
741	save history of the data and model
742	"""
743	if self.model==None:
744	msg="Can not bookmark; Please select Data and Model first..."
745	wx.MessageBox(msg, 'Info')
746	return
747	self.save_current_state()
748	new_state = self.state.clone()
749	##Add model state on context menu
750	self.number_saved_state += 1
751	current_time, current_date = self._get_time_stamp()
752	#name= self.model.name+"[%g]"%self.number_saved_state
753	name = "Fitting: %g]" % self.number_saved_state
754	name += self.model.__class__.__name__
755	name += "bookmarked at %s on %s" % (current_time, current_date)
756	self.saved_states[name]= new_state
757
758	## Add item in the context menu
759	msg = "Model saved at %s on %s"%(current_time, current_date)
760	## post help message for the selected model
761	msg +=" Saved! right click on this page to retrieve this model"
762	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
763
764	id = wx.NewId()
765	self.popUpMenu.Append(id,name,str(msg))
766	wx.EVT_MENU(self, id, self.onResetModel)
767	wx.PostEvent(self.parent.parent,
768	AppendBookmarkEvent(title=name,
769	hint=str(msg), handler=self._back_to_bookmark))
770	def _back_to_bookmark(self, event):
771	"""
772	Back to bookmark
773	"""
774	self._manager.on_perspective(event)
775	self.onResetModel(event)
776	self._draw_model()
777	#self.save_current_state()
778
779
780	def old_on_bookmark(self, event):
781	"""
782	save history of the data and model
783	"""
784	if self.model==None:
785	msg="Can not bookmark; Please select Data and Model first..."
786	wx.MessageBox(msg, 'Info')
787	return
788	if hasattr(self,"enable_disp"):
789	self.state.enable_disp = copy.deepcopy(self.enable_disp.GetValue())
790	if hasattr(self, "disp_box"):
791	self.state.disp_box = copy.deepcopy(self.disp_box.GetSelection())
792
793	self.state.model.name= self.model.name
794
795	#Remember fit engine_type for fit panel
796	if self.engine_type == None:
797	self.engine_type = "scipy"
798	if self._manager !=None:
799	self._manager._on_change_engine(engine=self.engine_type)
800
801	self.state.engine_type = self.engine_type
802
803	new_state = self.state.clone()
804	new_state.model.name = self.state.model.name
805
806	new_state.enable2D = copy.deepcopy(self.enable2D)
807	##Add model state on context menu
808	self.number_saved_state += 1
809	#name= self.model.name+"[%g]"%self.number_saved_state
810	name= self.model.__class__.__name__+"[%g]"%self.number_saved_state
811	self.saved_states[name]= new_state
812
813	## Add item in the context menu
814
815	year, month, day,hour,minute,second,tda,ty,tm_isdst= time.localtime()
816	my_time= str(hour)+" : "+str(minute)+" : "+str(second)+" "
817	date= str( month)+"\|"+str(day)+"\|"+str(year)
818	msg= "Model saved at %s on %s"%(my_time, date)
819	## post help message for the selected model
820	msg +=" Saved! right click on this page to retrieve this model"
821	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
822
823	id = wx.NewId()
824	self.popUpMenu.Append(id,name,str(msg))
825	wx.EVT_MENU(self, id, self.onResetModel)
826
827	def onSetFocus(self, evt):
828	"""
829	highlight the current textcrtl and hide the error text control shown
830	after fitting
831	"""
832	return
833
834	def read_file(self, path):
835	"""
836	Read two columns file
837
838	:param path: the path to the file to read
839
840	"""
841	try:
842	if path==None:
843	wx.PostEvent(self.parent.parent, StatusEvent(status=\
844	" Selected Distribution was not loaded: %s"%path))
845	return None, None
846	input_f = open(path, 'r')
847	buff = input_f.read()
848	lines = buff.split('\n')
849
850	angles = []
851	weights=[]
852	for line in lines:
853	toks = line.split()
854	try:
855	angle = float(toks[0])
856	weight = float(toks[1])
857	except:
858	# Skip non-data lines
859	pass
860	angles.append(angle)
861	weights.append(weight)
862	return numpy.array(angles), numpy.array(weights)
863	except:
864	raise
865
866	def createMemento(self):
867	"""
868	return the current state of the page
869	"""
870	return self.state.clone()
871
872
873	def save_current_state(self):
874	"""
875	Store current state
876	"""
877	self.state.engine_type = copy.deepcopy(self.engine_type)
878	## save model option
879	if self.model!= None:
880	self.disp_list= self.model.getDispParamList()
881	self.state.disp_list= copy.deepcopy(self.disp_list)
882	self.state.model = self.model.clone()
883	#save radiobutton state for model selection
884	self.state.shape_rbutton = self.shape_rbutton.GetValue()
885	self.state.shape_indep_rbutton = self.shape_indep_rbutton.GetValue()
886	self.state.struct_rbutton = self.struct_rbutton.GetValue()
887	self.state.plugin_rbutton = self.plugin_rbutton.GetValue()
888	#model combobox
889	self.state.structurebox = self.structurebox.GetSelection()
890	self.state.formfactorbox = self.formfactorbox.GetSelection()
891
892	self.state.enable2D = copy.deepcopy(self.enable2D)
893	self.state.values= copy.deepcopy(self.values)
894	self.state.weights = copy.deepcopy( self.weights)
895	## save data
896	self.state.data= copy.deepcopy(self.data)
897	self.state.qmax_x = self.qmax_x
898	self.state.qmin_x = self.qmin_x
899	self.state.dI_noweight = copy.deepcopy(self.dI_noweight.GetValue())
900	self.state.dI_didata = copy.deepcopy(self.dI_didata.GetValue())
901	self.state.dI_sqrdata = copy.deepcopy(self.dI_sqrdata.GetValue())
902	self.state.dI_idata = copy.deepcopy(self.dI_idata.GetValue())
903	self.state.dq_l = self.dq_l
904	self.state.dq_r = self.dq_r
905	if hasattr(self,"enable_disp"):
906	self.state.enable_disp= self.enable_disp.GetValue()
907	self.state.disable_disp = self.disable_disp.GetValue()
908
909	self.state.smearer = copy.deepcopy(self.current_smearer)
910	if hasattr(self,"enable_smearer"):
911	self.state.enable_smearer = \
912	copy.deepcopy(self.enable_smearer.GetValue())
913	self.state.disable_smearer = \
914	copy.deepcopy(self.disable_smearer.GetValue())
915
916	self.state.pinhole_smearer = \
917	copy.deepcopy(self.pinhole_smearer.GetValue())
918	self.state.slit_smearer = copy.deepcopy(self.slit_smearer.GetValue())
919
920	if len(self._disp_obj_dict)>0:
921	for k , v in self._disp_obj_dict.iteritems():
922	self.state._disp_obj_dict[k]= v
923
924
925	self.state.values = copy.deepcopy(self.values)
926	self.state.weights = copy.deepcopy(self.weights)
927	## save plotting range
928	self._save_plotting_range()
929
930	self.state.orientation_params = []
931	self.state.orientation_params_disp = []
932	self.state.parameters = []
933	self.state.fittable_param = []
934	self.state.fixed_param = []
935	self.state.str_parameters = []
936
937
938	## save checkbutton state and txtcrtl values
939	self._copy_parameters_state(self.str_parameters,
940	self.state.str_parameters)
941	self._copy_parameters_state(self.orientation_params,
942	self.state.orientation_params)
943	self._copy_parameters_state(self.orientation_params_disp,
944	self.state.orientation_params_disp)
945
946	self._copy_parameters_state(self.parameters, self.state.parameters)
947	self._copy_parameters_state(self.fittable_param,
948	self.state.fittable_param)
949	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
950	#save chisqr
951	self.state.tcChi = self.tcChi.GetValue()
952
953	def save_current_state_fit(self):
954	"""
955	Store current state for fit_page
956	"""
957	## save model option
958	if self.model!= None:
959	self.disp_list= self.model.getDispParamList()
960	self.state.disp_list= copy.deepcopy(self.disp_list)
961	self.state.model = self.model.clone()
962	if hasattr(self, "engine_type"):
963	self.state.engine_type = copy.deepcopy(self.engine_type)
964
965	self.state.enable2D = copy.deepcopy(self.enable2D)
966	self.state.values= copy.deepcopy(self.values)
967	self.state.weights = copy.deepcopy( self.weights)
968	## save data
969	self.state.data= copy.deepcopy(self.data)
970
971	if hasattr(self,"enable_disp"):
972	self.state.enable_disp= self.enable_disp.GetValue()
973	self.state.disable_disp = self.disable_disp.GetValue()
974
975	self.state.smearer = copy.deepcopy(self.current_smearer)
976	if hasattr(self,"enable_smearer"):
977	self.state.enable_smearer = \
978	copy.deepcopy(self.enable_smearer.GetValue())
979	self.state.disable_smearer = \
980	copy.deepcopy(self.disable_smearer.GetValue())
981
982	self.state.pinhole_smearer = \
983	copy.deepcopy(self.pinhole_smearer.GetValue())
984	self.state.slit_smearer = copy.deepcopy(self.slit_smearer.GetValue())
985	self.state.dI_noweight = copy.deepcopy(self.dI_noweight.GetValue())
986	self.state.dI_didata = copy.deepcopy(self.dI_didata.GetValue())
987	self.state.dI_sqrdata = copy.deepcopy(self.dI_sqrdata.GetValue())
988	self.state.dI_idata = copy.deepcopy(self.dI_idata.GetValue())
989	if hasattr(self,"disp_box"):
990	self.state.disp_box = self.disp_box.GetCurrentSelection()
991
992	if len(self.disp_cb_dict) > 0:
993	for k, v in self.disp_cb_dict.iteritems():
994
995	if v == None :
996	self.state.disp_cb_dict[k] = v
997	else:
998	try:
999	self.state.disp_cb_dict[k] = v.GetValue()
1000	except:
1001	self.state.disp_cb_dict[k] = None
1002
1003	if len(self._disp_obj_dict) > 0:
1004	for k , v in self._disp_obj_dict.iteritems():
1005
1006	self.state._disp_obj_dict[k] = v
1007
1008
1009	self.state.values = copy.deepcopy(self.values)
1010	self.state.weights = copy.deepcopy(self.weights)
1011
1012	## save plotting range
1013	self._save_plotting_range()
1014
1015	## save checkbutton state and txtcrtl values
1016	self._copy_parameters_state(self.orientation_params,
1017	self.state.orientation_params)
1018	self._copy_parameters_state(self.orientation_params_disp,
1019	self.state.orientation_params_disp)
1020	self._copy_parameters_state(self.parameters, self.state.parameters)
1021	self._copy_parameters_state(self.fittable_param,
1022	self.state.fittable_param)
1023	self._copy_parameters_state(self.fixed_param, self.state.fixed_param)
1024
1025
1026	def check_invalid_panel(self):
1027	"""
1028	check if the user can already perform some action with this panel
1029	"""
1030	flag = False
1031	if self.data is None:
1032	self.disable_smearer.SetValue(True)
1033	self.disable_disp.SetValue(True)
1034	msg = "Please load Data and select Model to start..."
1035	wx.MessageBox(msg, 'Info')
1036	return True
1037
1038	def set_model_state(self, state):
1039	"""
1040	reset page given a model state
1041	"""
1042	self.disp_cb_dict = state.disp_cb_dict
1043	self.disp_list = state.disp_list
1044
1045	## set the state of the radio box
1046	self.shape_rbutton.SetValue(state.shape_rbutton )
1047	self.shape_indep_rbutton.SetValue(state.shape_indep_rbutton)
1048	self.struct_rbutton.SetValue(state.struct_rbutton)
1049	self.plugin_rbutton.SetValue(state.plugin_rbutton)
1050
1051	## fill model combobox
1052	self._show_combox_helper()
1053	#select the current model
1054	self.formfactorbox.Select(int(state.formfactorcombobox))
1055	self.structurebox.SetSelection(state.structurecombobox )
1056	if state.multi_factor != None:
1057	self.multifactorbox.SetSelection(state.multi_factor)
1058
1059	## reset state of checkbox,textcrtl and regular parameters value
1060	self._reset_parameters_state(self.orientation_params_disp,
1061	state.orientation_params_disp)
1062	self._reset_parameters_state(self.orientation_params,
1063	state.orientation_params)
1064	self._reset_parameters_state(self.str_parameters,
1065	state.str_parameters)
1066	self._reset_parameters_state(self.parameters,state.parameters)
1067	## display dispersion info layer
1068	self.enable_disp.SetValue(state.enable_disp)
1069	self.disable_disp.SetValue(state.disable_disp)
1070
1071	if hasattr(self, "disp_box"):
1072
1073	self.disp_box.SetSelection(state.disp_box)
1074	n= self.disp_box.GetCurrentSelection()
1075	dispersity= self.disp_box.GetClientData(n)
1076	name = dispersity.__name__
1077
1078	self._set_dipers_Param(event=None)
1079
1080	if name == "ArrayDispersion":
1081
1082	for item in self.disp_cb_dict.keys():
1083
1084	if hasattr(self.disp_cb_dict[item], "SetValue") :
1085	self.disp_cb_dict[item].SetValue(\
1086	state.disp_cb_dict[item])
1087	# Create the dispersion objects
1088	from sans.models.dispersion_models import ArrayDispersion
1089	disp_model = ArrayDispersion()
1090	if hasattr(state,"values")and\
1091	self.disp_cb_dict[item].GetValue() == True:
1092	if len(state.values)>0:
1093	self.values=state.values
1094	self.weights=state.weights
1095	disp_model.set_weights(self.values,
1096	state.weights)
1097	else:
1098	self._reset_dispersity()
1099
1100	self._disp_obj_dict[item] = disp_model
1101	# Set the new model as the dispersion object
1102	#for the selected parameter
1103	self.model.set_dispersion(item, disp_model)
1104
1105	self.model._persistency_dict[item] = \
1106	[state.values, state.weights]
1107
1108	else:
1109	keys = self.model.getParamList()
1110	for item in keys:
1111	if item in self.disp_list and \
1112	not self.model.details.has_key(item):
1113	self.model.details[item] = ["", None, None]
1114	for k,v in self.state.disp_cb_dict.iteritems():
1115	self.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1116	self.state.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1117	## smearing info restore
1118	if hasattr(self, "enable_smearer"):
1119	## set smearing value whether or not the data
1120	#contain the smearing info
1121	self.enable_smearer.SetValue(state.enable_smearer)
1122	self.disable_smearer.SetValue(state.disable_smearer)
1123	self.onSmear(event=None)
1124	self.pinhole_smearer.SetValue(state.pinhole_smearer)
1125	self.slit_smearer.SetValue(state.slit_smearer)
1126
1127	self.dI_noweight.SetValue(state.dI_noweight)
1128	self.dI_didata.SetValue(state.dI_didata)
1129	self.dI_sqrdata.SetValue(state.dI_sqrdata)
1130	self.dI_idata.SetValue(state.dI_idata)
1131
1132	## we have two more options for smearing
1133	if self.pinhole_smearer.GetValue(): self.onPinholeSmear(event=None)
1134	elif self.slit_smearer.GetValue(): self.onSlitSmear(event=None)
1135
1136	## reset state of checkbox,textcrtl and dispersity parameters value
1137	self._reset_parameters_state(self.fittable_param,state.fittable_param)
1138	self._reset_parameters_state(self.fixed_param,state.fixed_param)
1139
1140	## draw the model with previous parameters value
1141	self._onparamEnter_helper()
1142	self.select_param(event=None)
1143	#Save state_fit
1144	self.save_current_state_fit()
1145	self._lay_out()
1146	self.Refresh()
1147
1148	def reset_page_helper(self, state):
1149	"""
1150	Use page_state and change the state of existing page
1151
1152	:precondition: the page is already drawn or created
1153
1154	:postcondition: the state of the underlying data change as well as the
1155	state of the graphic interface
1156	"""
1157	if state == None:
1158	#self._undo.Enable(False)
1159	return
1160	# set data, etc. from the state
1161	# reset page between theory and fitting from bookmarking
1162	#if state.data == None:
1163	# data = None
1164	#else:
1165	data = state.data
1166
1167	#if data != None:
1168
1169	if data == None:
1170	data_min = state.qmin
1171	data_max = state.qmax
1172	self.qmin_x = data_min
1173	self.qmax_x = data_max
1174	#self.minimum_q.SetValue(str(data_min))
1175	#self.maximum_q.SetValue(str(data_max))
1176	self.qmin.SetValue(str(data_min))
1177	self.qmax.SetValue(str(data_max))
1178
1179	self.state.data = data
1180	self.state.qmin = self.qmin_x
1181	self.state.qmax = self.qmax_x
1182	else:
1183	self.set_data(data)
1184
1185	self.enable2D= state.enable2D
1186	self.engine_type = state.engine_type
1187
1188	self.disp_cb_dict = state.disp_cb_dict
1189	self.disp_list = state.disp_list
1190
1191	## set the state of the radio box
1192	self.shape_rbutton.SetValue(state.shape_rbutton )
1193	self.shape_indep_rbutton.SetValue(state.shape_indep_rbutton)
1194	self.struct_rbutton.SetValue(state.struct_rbutton)
1195	self.plugin_rbutton.SetValue(state.plugin_rbutton)
1196
1197	## fill model combobox
1198	self._show_combox_helper()
1199	#select the current model
1200	self.formfactorbox.Select(int(state.formfactorcombobox))
1201	self.structurebox.SetSelection(state.structurecombobox )
1202	if state.multi_factor != None:
1203	self.multifactorbox.SetSelection(state.multi_factor)
1204
1205	#reset the fitting engine type
1206	self.engine_type = state.engine_type
1207	#draw the pnael according to the new model parameter
1208	self._on_select_model(event=None)
1209	# take care of 2D button
1210	if data == None and self.model_view.IsEnabled():
1211	if self.enable2D:
1212	self.model_view.SetLabel("2D Mode")
1213	else:
1214	self.model_view.SetLabel("1D Mode")
1215	# else:
1216
1217	if self._manager !=None and self.engine_type != None:
1218	self._manager._on_change_engine(engine=self.engine_type)
1219	## set the select all check box to the a given state
1220	self.cb1.SetValue(state.cb1)
1221
1222	## reset state of checkbox,textcrtl and regular parameters value
1223	self._reset_parameters_state(self.orientation_params_disp,
1224	state.orientation_params_disp)
1225	self._reset_parameters_state(self.orientation_params,
1226	state.orientation_params)
1227	self._reset_parameters_state(self.str_parameters,
1228	state.str_parameters)
1229	self._reset_parameters_state(self.parameters,state.parameters)
1230	## display dispersion info layer
1231	self.enable_disp.SetValue(state.enable_disp)
1232	self.disable_disp.SetValue(state.disable_disp)
1233	# If the polydispersion is ON
1234	if state.enable_disp:
1235	# reset dispersion according the state
1236	self._set_dipers_Param(event=None)
1237	self._reset_page_disp_helper(state)
1238	##plotting range restore
1239	self._reset_plotting_range(state)
1240	## smearing info restore
1241	if hasattr(self, "enable_smearer"):
1242	## set smearing value whether or not the data
1243	#contain the smearing info
1244	self.enable_smearer.SetValue(state.enable_smearer)
1245	self.disable_smearer.SetValue(state.disable_smearer)
1246	self.onSmear(event=None)
1247	self.pinhole_smearer.SetValue(state.pinhole_smearer)
1248	self.slit_smearer.SetValue(state.slit_smearer)
1249	try:
1250	self.dI_noweight.SetValue(state.dI_noweight)
1251	self.dI_didata.SetValue(state.dI_didata)
1252	self.dI_sqrdata.SetValue(state.dI_sqrdata)
1253	self.dI_idata.SetValue(state.dI_idata)
1254	except:
1255	# to support older state file formats
1256	self.dI_noweight.SetValue(False)
1257	self.dI_didata.SetValue(True)
1258	self.dI_sqrdata.SetValue(False)
1259	self.dI_idata.SetValue(False)
1260
1261	## we have two more options for smearing
1262	if self.pinhole_smearer.GetValue(): self.onPinholeSmear(event=None)
1263	elif self.slit_smearer.GetValue(): self.onSlitSmear(event=None)
1264
1265	## reset state of checkbox,textcrtl and dispersity parameters value
1266	self._reset_parameters_state(self.fittable_param,state.fittable_param)
1267	self._reset_parameters_state(self.fixed_param,state.fixed_param)
1268
1269	## draw the model with previous parameters value
1270	self._onparamEnter_helper()
1271	#reset the value of chisqr when not consistent with the value computed
1272	self.tcChi.SetValue(str(self.state.tcChi))
1273	## reset context menu items
1274	self._reset_context_menu()
1275
1276	## set the value of the current state to the state given as parameter
1277	self.state = state.clone()
1278
1279	def _reset_page_disp_helper(self, state):
1280	"""
1281	Help to rest page for dispersions
1282	"""
1283	keys = self.model.getParamList()
1284	for item in keys:
1285	if item in self.disp_list and \
1286	not self.model.details.has_key(item):
1287	self.model.details[item] = ["", None, None]
1288	#for k,v in self.state.disp_cb_dict.iteritems():
1289	self.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1290	self.state.disp_cb_dict = copy.deepcopy(state.disp_cb_dict)
1291	self.values = copy.deepcopy(state.values)
1292	self.weights = copy.deepcopy(state.weights)
1293
1294	for key, disp in state._disp_obj_dict.iteritems():
1295	# From saved file, disp_model can not be sent in model obj.
1296	# it will be sent as a string here, then converted to model object.
1297	if disp.__class__.__name__ == 'str':
1298	com_str = "from sans.models.dispersion_models "
1299	com_str += "import %s as disp_func"
1300	exec com_str % disp
1301	disp_model = disp_func()
1302	else:
1303	disp_model = disp
1304
1305	self._disp_obj_dict[key] = disp_model
1306	param_name = key.split('.')[0]
1307	# Try to set dispersion only when available
1308	# for eg., pass the orient. angles for 1D Cal
1309	try:
1310	self.model.set_dispersion(param_name, disp_model)
1311	self.model._persistency_dict[key] = \
1312	[state.values, state.weights]
1313	except:
1314	pass
1315	selection = self._find_polyfunc_selection(disp_model)
1316	for list in self.fittable_param:
1317	if list[1] == key and list[7] != None:
1318	list[7].SetSelection(selection)
1319	# For the array disp_model, set the values and weights
1320	if selection == 1:
1321	disp_model.set_weights(self.values[key],
1322	self.weights[key])
1323	try:
1324	# Diables all fittable params for array
1325	list[0].SetValue(False)
1326	list[0].Disable()
1327	list[2].Disable()
1328	list[5].Disable()
1329	list[6].Disable()
1330	except:
1331	pass
1332	# For array, disable all fixed params
1333	if selection == 1:
1334	for item in self.fixed_param:
1335	if item[1].split(".")[0] == key.split(".")[0]:
1336	# try it and pass it for the orientation for 1D
1337	try:
1338	item[2].Disable()
1339	except:
1340	pass
1341
1342	# Make sure the check box updated when all checked
1343	if self.cb1.GetValue():
1344	self.select_all_param(None)
1345
1346	def _selectDlg(self):
1347	"""
1348	open a dialog file to selected the customized dispersity
1349	"""
1350	import os
1351	if self.parent != None:
1352	self._default_save_location = \
1353	self.parent.parent._default_save_location
1354	dlg = wx.FileDialog(self, "Choose a weight file",
1355	self._default_save_location , "",
1356	".", wx.OPEN)
1357	path = None
1358	if dlg.ShowModal() == wx.ID_OK:
1359	path = dlg.GetPath()
1360	dlg.Destroy()
1361	return path
1362
1363	def _reset_context_menu(self):
1364	"""
1365	reset the context menu
1366	"""
1367	for name, state in self.state.saved_states.iteritems():
1368	self.number_saved_state += 1
1369	## Add item in the context menu
1370	id = wx.NewId()
1371	msg = 'Save model and state %g' % self.number_saved_state
1372	self.popUpMenu.Append(id, name, msg)
1373	wx.EVT_MENU(self, id, self.onResetModel)
1374
1375	def _reset_plotting_range(self, state):
1376	"""
1377	Reset the plotting range to a given state
1378	"""
1379	# if self.check_invalid_panel():
1380	# return
1381	self.qmin.SetValue(str(state.qmin))
1382	self.qmax.SetValue(str(state.qmax))
1383
1384	def _save_typeOfmodel(self):
1385	"""
1386	save radiobutton containing the type model that can be selected
1387	"""
1388	self.state.shape_rbutton = self.shape_rbutton.GetValue()
1389	self.state.shape_indep_rbutton = self.shape_indep_rbutton.GetValue()
1390	self.state.struct_rbutton = self.struct_rbutton.GetValue()
1391	self.state.plugin_rbutton = self.plugin_rbutton.GetValue()
1392	self.state.structurebox= self.structurebox.GetCurrentSelection()
1393	self.state.formfactorbox = self.formfactorbox.GetCurrentSelection()
1394
1395	#self._undo.Enable(True)
1396	## post state to fit panel
1397	event = PageInfoEvent(page = self)
1398	wx.PostEvent(self.parent, event)
1399
1400	def _save_plotting_range(self ):
1401	"""
1402	save the state of plotting range
1403	"""
1404	self.state.qmin = self.qmin_x
1405	self.state.qmax = self.qmax_x
1406	self.state.npts = self.npts_x
1407
1408	def _onparamEnter_helper(self):
1409	"""
1410	check if values entered by the user are changed and valid to replot
1411	model
1412	"""
1413	# Flag to register when a parameter has changed.
1414	is_modified = False
1415	self.fitrange = True
1416	is_2Ddata = False
1417	#self._undo.Enable(True)
1418	# check if 2d data
1419	if self.data.__class__.__name__ == "Data2D":
1420	is_2Ddata = True
1421	if self.model !=None:
1422	try:
1423	is_modified = self._check_value_enter(self.fittable_param,
1424	is_modified)
1425	is_modified = self._check_value_enter(self.fixed_param,
1426	is_modified)
1427	is_modified = self._check_value_enter(self.parameters,
1428	is_modified)
1429	except:
1430	pass
1431	#if is_modified:
1432
1433	# Here we should check whether the boundaries have been modified.
1434	# If qmin and qmax have been modified, update qmin and qmax and
1435	# set the is_modified flag to True
1436	if self._validate_qrange(self.qmin, self.qmax):
1437	tempmin = float(self.qmin.GetValue())
1438	if tempmin != self.qmin_x:
1439	self.qmin_x = tempmin
1440	is_modified = True
1441	tempmax = float(self.qmax.GetValue())
1442	if tempmax != self.qmax_x:
1443	self.qmax_x = tempmax
1444	is_modified = True
1445
1446	if is_2Ddata:
1447	# set mask
1448	is_modified = self._validate_Npts()
1449
1450	else:
1451	self.fitrange = False
1452	## if any value is modify draw model with new value
1453	if not self.fitrange:
1454	#self.btFit.Disable()
1455	if is_2Ddata: self.btEditMask.Disable()
1456	else:
1457	#self.btFit.Enable(True)
1458	if is_2Ddata and not self.batch_on:
1459	self.btEditMask.Enable(True)
1460	if is_modified and self.fitrange:
1461	#if self.data == None:
1462	# Theory case: need to get npts value to draw
1463	self.npts_x = float(self.Npts_total.GetValue())
1464	self.create_default_data()
1465	self.state_change= True
1466	self._draw_model()
1467	self.Refresh()
1468	return is_modified
1469
1470	def _update_paramv_on_fit(self):
1471	"""
1472	make sure that update param values just before the fitting
1473	"""
1474	#flag for qmin qmax check values
1475	flag = True
1476	self.fitrange = True
1477	is_modified = False
1478
1479	#wx.PostEvent(self._manager.parent, StatusEvent(status=" \
1480	#updating ... ",type="update"))
1481
1482	##So make sure that update param values on_Fit.
1483	#self._undo.Enable(True)
1484	if self.model !=None:
1485	##Check the values
1486	self._check_value_enter( self.fittable_param ,is_modified)
1487	self._check_value_enter( self.fixed_param ,is_modified)
1488	self._check_value_enter( self.parameters ,is_modified)
1489
1490	# If qmin and qmax have been modified, update qmin and qmax and
1491	# Here we should check whether the boundaries have been modified.
1492	# If qmin and qmax have been modified, update qmin and qmax and
1493	# set the is_modified flag to True
1494	self.fitrange = self._validate_qrange(self.qmin, self.qmax)
1495	if self.fitrange:
1496	tempmin = float(self.qmin.GetValue())
1497	if tempmin != self.qmin_x:
1498	self.qmin_x = tempmin
1499	tempmax = float(self.qmax.GetValue())
1500	if tempmax != self.qmax_x:
1501	self.qmax_x = tempmax
1502	if tempmax == tempmin:
1503	flag = False
1504	temp_smearer = None
1505	if not self.disable_smearer.GetValue():
1506	temp_smearer= self.current_smearer
1507	if self.slit_smearer.GetValue():
1508	flag = self.update_slit_smear()
1509	elif self.pinhole_smearer.GetValue():
1510	flag = self.update_pinhole_smear()
1511	else:
1512	self._manager.set_smearer(smearer=temp_smearer,
1513	uid=self.uid,
1514	fid=self.data.id,
1515	qmin=float(self.qmin_x),
1516	qmax=float(self.qmax_x),
1517	enable_smearer=not self.disable_smearer.GetValue(),
1518	draw=False)
1519	elif not self._is_2D():
1520	self._manager.set_smearer(smearer=temp_smearer,
1521	qmin=float(self.qmin_x),
1522	uid=self.uid,
1523	fid=self.data.id,
1524	qmax= float(self.qmax_x),
1525	enable_smearer=not self.disable_smearer.GetValue(),
1526	draw=False)
1527	if self.data != None:
1528	index_data = ((self.qmin_x <= self.data.x)&\
1529	(self.data.x <= self.qmax_x))
1530	val = str(len(self.data.x[index_data==True]))
1531	self.Npts_fit.SetValue(val)
1532	else:
1533	# No data in the panel
1534	try:
1535	self.npts_x = float(self.Npts_total.GetValue())
1536	except:
1537	flag = False
1538	return flag
1539	flag = True
1540	if self._is_2D():
1541	# only 2D case set mask
1542	flag = self._validate_Npts()
1543	if not flag:
1544	return flag
1545	else: flag = False
1546	else:
1547	flag = False
1548
1549	#For invalid q range, disable the mask editor and fit button, vs.
1550	if not self.fitrange:
1551	#self.btFit.Disable()
1552	if self._is_2D():
1553	self.btEditMask.Disable()
1554	else:
1555	#self.btFit.Enable(True)
1556	if self._is_2D() and self.data != None and not self.batch_on:
1557	self.btEditMask.Enable(True)
1558
1559	if not flag:
1560	msg = "Cannot Plot or Fit :Must select a "
1561	msg += " model or Fitting range is not valid!!! "
1562	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
1563
1564	self.save_current_state()
1565
1566	return flag
1567
1568	def _is_modified(self, is_modified):
1569	"""
1570	return to self._is_modified
1571	"""
1572	return is_modified
1573
1574	def _reset_parameters_state(self, listtorestore, statelist):
1575	"""
1576	Reset the parameters at the given state
1577	"""
1578	if len(statelist) == 0 or len(listtorestore) == 0:
1579	return
1580	if len(statelist) != len(listtorestore):
1581	return
1582
1583	for j in range(len(listtorestore)):
1584	item_page = listtorestore[j]
1585	item_page_info = statelist[j]
1586	##change the state of the check box for simple parameters
1587	if item_page[0]!=None:
1588	item_page[0].SetValue(item_page_info[0])
1589	if item_page[2]!=None:
1590	item_page[2].SetValue(item_page_info[2])
1591	if item_page[2].__class__.__name__ == "ComboBox":
1592	if self.model.fun_list.has_key(item_page_info[2]):
1593	fun_val = self.model.fun_list[item_page_info[2]]
1594	self.model.setParam(item_page_info[1],fun_val)
1595	if item_page[3]!=None:
1596	## show or hide text +/-
1597	if item_page_info[2]:
1598	item_page[3].Show(True)
1599	else:
1600	item_page[3].Hide()
1601	if item_page[4]!=None:
1602	## show of hide the text crtl for fitting error
1603	if item_page_info[4][0]:
1604	item_page[4].Show(True)
1605	item_page[4].SetValue(item_page_info[4][1])
1606	else:
1607	item_page[3].Hide()
1608	if item_page[5]!=None:
1609	## show of hide the text crtl for fitting error
1610	item_page[5].Show(item_page_info[5][0])
1611	item_page[5].SetValue(item_page_info[5][1])
1612
1613	if item_page[6]!=None:
1614	## show of hide the text crtl for fitting error
1615	item_page[6].Show(item_page_info[6][0])
1616	item_page[6].SetValue(item_page_info[6][1])
1617
1618
1619	def _reset_strparam_state(self, listtorestore, statelist):
1620	"""
1621	Reset the string parameters at the given state
1622	"""
1623	if len(statelist) == 0:
1624	return
1625
1626	listtorestore = copy.deepcopy(statelist)
1627
1628	for j in range(len(listtorestore)):
1629	item_page = listtorestore[j]
1630	item_page_info = statelist[j]
1631	##change the state of the check box for simple parameters
1632
1633	if item_page[0] != None:
1634	item_page[0].SetValue(format_number(item_page_info[0], True))
1635
1636	if item_page[2] != None:
1637	param_name = item_page_info[1]
1638	value = item_page_info[2]
1639	selection = value
1640	if self.model.fun_list.has_key(value):
1641	selection = self.model.fun_list[value]
1642	item_page[2].SetValue(selection)
1643	self.model.setParam(param_name, selection)
1644
1645	def _copy_parameters_state(self, listtocopy, statelist):
1646	"""
1647	copy the state of button
1648
1649	:param listtocopy: the list of check button to copy
1650	:param statelist: list of state object to store the current state
1651
1652	"""
1653	if len(listtocopy)==0:
1654	return
1655
1656	for item in listtocopy:
1657
1658	checkbox_state = None
1659	if item[0]!= None:
1660	checkbox_state= item[0].GetValue()
1661	parameter_name = item[1]
1662	parameter_value = None
1663	if item[2]!=None:
1664	parameter_value = item[2].GetValue()
1665	static_text = None
1666	if item[3]!=None:
1667	static_text = item[3].IsShown()
1668	error_value = None
1669	error_state = None
1670	if item[4]!= None:
1671	error_value = item[4].GetValue()
1672	error_state = item[4].IsShown()
1673
1674	min_value = None
1675	min_state = None
1676	if item[5]!= None:
1677	min_value = item[5].GetValue()
1678	min_state = item[5].IsShown()
1679
1680	max_value = None
1681	max_state = None
1682	if item[6]!= None:
1683	max_value = item[6].GetValue()
1684	max_state = item[6].IsShown()
1685	unit=None
1686	if item[7]!=None:
1687	unit = item[7].GetLabel()
1688
1689	statelist.append([checkbox_state, parameter_name, parameter_value,
1690	static_text ,[error_state, error_value],
1691	[min_state, min_value],
1692	[max_state, max_value], unit])
1693
1694	def _set_model_sizer_selection(self, model):
1695	"""
1696	Display the sizer according to the type of the current model
1697	"""
1698	if model == None:
1699	return
1700	if hasattr(model ,"s_model"):
1701
1702	class_name = model.s_model.__class__
1703	name = model.s_model.name
1704	flag = (name != "NoStructure")
1705	if flag and \
1706	(class_name in self.model_list_box["Structure Factors"]):
1707	self.structurebox.Show()
1708	self.text2.Show()
1709	self.structurebox.Enable()
1710	self.text2.Enable()
1711	items = self.structurebox.GetItems()
1712	self.sizer1.Layout()
1713
1714	for i in range(len(items)):
1715	if items[i]== str(name):
1716	self.structurebox.SetSelection(i)
1717	break
1718
1719	if hasattr(model ,"p_model"):
1720	class_name = model.p_model.__class__
1721	name = model.p_model.name
1722	self.formfactorbox.Clear()
1723
1724	for k, list in self.model_list_box.iteritems():
1725	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
1726	self.shape_rbutton.SetValue(True)
1727	## fill the form factor list with new model
1728	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
1729	items = self.formfactorbox.GetItems()
1730	## set comboxbox to the selected item
1731	for i in range(len(items)):
1732	if items[i]== str(name):
1733	self.formfactorbox.SetSelection(i)
1734	break
1735	return
1736	elif k == "Shape-Independent":
1737	self.shape_indep_rbutton.SetValue(True)
1738	elif k == "Structure Factors":
1739	self.struct_rbutton.SetValue(True)
1740	elif k == "Multi-Functions":
1741	continue
1742	else:
1743	self.plugin_rbutton.SetValue(True)
1744
1745	if class_name in list:
1746	## fill the form factor list with new model
1747	self._populate_box(self.formfactorbox, list)
1748	items = self.formfactorbox.GetItems()
1749	## set comboxbox to the selected item
1750	for i in range(len(items)):
1751	if items[i]== str(name):
1752	self.formfactorbox.SetSelection(i)
1753	break
1754	break
1755	else:
1756
1757	## Select the model from the menu
1758	class_name = model.__class__
1759	name = model.name
1760	self.formfactorbox.Clear()
1761	items = self.formfactorbox.GetItems()
1762
1763	for k, list in self.model_list_box.iteritems():
1764	if k in["P(Q)*S(Q)","Shapes" ] and class_name in self.model_list_box["Shapes"]:
1765	if class_name in self.model_list_box["P(Q)*S(Q)"]:
1766	self.structurebox.Show()
1767	self.text2.Show()
1768	self.structurebox.Enable()
1769	self.structurebox.SetSelection(0)
1770	self.text2.Enable()
1771	else:
1772	self.structurebox.Hide()
1773	self.text2.Hide()
1774	self.structurebox.Disable()
1775	self.structurebox.SetSelection(0)
1776	self.text2.Disable()
1777
1778	self.shape_rbutton.SetValue(True)
1779	## fill the form factor list with new model
1780	self._populate_box(self.formfactorbox,self.model_list_box["Shapes"])
1781	items = self.formfactorbox.GetItems()
1782	## set comboxbox to the selected item
1783	for i in range(len(items)):
1784	if items[i]== str(name):
1785	self.formfactorbox.SetSelection(i)
1786	break
1787	return
1788	elif k == "Shape-Independent":
1789	self.shape_indep_rbutton.SetValue(True)
1790	elif k == "Structure Factors":
1791	self.struct_rbutton.SetValue(True)
1792	elif k == "Multi-Functions":
1793	continue
1794	else:
1795	self.plugin_rbutton.SetValue(True)
1796	if class_name in list:
1797	self.structurebox.SetSelection(0)
1798	self.structurebox.Disable()
1799	self.text2.Disable()
1800	## fill the form factor list with new model
1801	self._populate_box(self.formfactorbox, list)
1802	items = self.formfactorbox.GetItems()
1803	## set comboxbox to the selected item
1804	for i in range(len(items)):
1805	if items[i]== str(name):
1806	self.formfactorbox.SetSelection(i)
1807	break
1808	break
1809
1810	def _draw_model(self, update_chisqr=True, source='model'):
1811	"""
1812	Method to draw or refresh a plotted model.
1813	The method will use the data member from the model page
1814	to build a call to the fitting perspective manager.
1815
1816	:param chisqr: update chisqr value [bool]
1817	"""
1818	wx.CallAfter(self._draw_model_after, update_chisqr, source)
1819
1820	def _draw_model_after(self, update_chisqr=True, source='model'):
1821	"""
1822	Method to draw or refresh a plotted model.
1823	The method will use the data member from the model page
1824	to build a call to the fitting perspective manager.
1825
1826	:param chisqr: update chisqr value [bool]
1827	"""
1828	#if self.check_invalid_panel():
1829	# return
1830	if self.model !=None:
1831	temp_smear=None
1832	if hasattr(self, "enable_smearer"):
1833	if not self.disable_smearer.GetValue():
1834	temp_smear= self.current_smearer
1835	# compute weight for the current data
1836	from .utils import get_weight
1837	flag = self.get_weight_flag()
1838	weight = get_weight(data=self.data, is2d=self._is_2D(), flag=flag)
1839	toggle_mode_on = self.model_view.IsEnabled()
1840	is_2d = self._is_2D()
1841	self._manager.draw_model(self.model,
1842	data=self.data,
1843	smearer= temp_smear,
1844	qmin=float(self.qmin_x),
1845	qmax=float(self.qmax_x),
1846	page_id=self.uid,
1847	toggle_mode_on=toggle_mode_on,
1848	state = self.state,
1849	enable2D=is_2d,
1850	update_chisqr=update_chisqr,
1851	source='model',
1852	weight=weight)
1853
1854
1855	def _on_show_sld(self, event=None):
1856	"""
1857	Plot SLD profile
1858	"""
1859	# get profile data
1860	x,y=self.model.getProfile()
1861
1862	from danse.common.plottools import Data1D
1863	#from sans.perspectives.theory.profile_dialog import SLDPanel
1864	from sans.guiframe.local_perspectives.plotting.profile_dialog \
1865	import SLDPanel
1866	sld_data = Data1D(x,y)
1867	sld_data.name = 'SLD'
1868	sld_data.axes = self.sld_axes
1869	self.panel = SLDPanel(self, data=sld_data, axes =self.sld_axes,id =-1)
1870	self.panel.ShowModal()
1871
1872	def _set_multfactor_combobox(self, multiplicity=10):
1873	"""
1874	Set comboBox for muitfactor of CoreMultiShellModel
1875	:param multiplicit: no. of multi-functionality
1876	"""
1877	# build content of the combobox
1878	for idx in range(0,multiplicity):
1879	self.multifactorbox.Append(str(idx),int(idx))
1880	#self.multifactorbox.SetSelection(1)
1881	self._hide_multfactor_combobox()
1882
1883	def _show_multfactor_combobox(self):
1884	"""
1885	Show the comboBox of muitfactor of CoreMultiShellModel
1886	"""
1887	if not self.mutifactor_text.IsShown():
1888	self.mutifactor_text.Show(True)
1889	self.mutifactor_text1.Show(True)
1890	if not self.multifactorbox.IsShown():
1891	self.multifactorbox.Show(True)
1892
1893	def _hide_multfactor_combobox(self):
1894	"""
1895	Hide the comboBox of muitfactor of CoreMultiShellModel
1896	"""
1897	if self.mutifactor_text.IsShown():
1898	self.mutifactor_text.Hide()
1899	self.mutifactor_text1.Hide()
1900	if self.multifactorbox.IsShown():
1901	self.multifactorbox.Hide()
1902
1903
1904	def _show_combox_helper(self):
1905	"""
1906	Fill panel's combo box according to the type of model selected
1907	"""
1908	if self.shape_rbutton.GetValue():
1909	##fill the combobox with form factor list
1910	self.structurebox.SetSelection(0)
1911	self.structurebox.Disable()
1912	self.formfactorbox.Clear()
1913	self._populate_box( self.formfactorbox,self.model_list_box["Shapes"])
1914	if self.shape_indep_rbutton.GetValue():
1915	##fill the combobox with shape independent factor list
1916	self.structurebox.SetSelection(0)
1917	self.structurebox.Disable()
1918	self.formfactorbox.Clear()
1919	self._populate_box( self.formfactorbox,
1920	self.model_list_box["Shape-Independent"])
1921	if self.struct_rbutton.GetValue():
1922	##fill the combobox with structure factor list
1923	self.structurebox.SetSelection(0)
1924	self.structurebox.Disable()
1925	self.formfactorbox.Clear()
1926	self._populate_box( self.formfactorbox,
1927	self.model_list_box["Structure Factors"])
1928	if self.plugin_rbutton.GetValue():
1929	##fill the combobox with form factor list
1930	self.structurebox.Disable()
1931	self.formfactorbox.Clear()
1932	self._populate_box( self.formfactorbox,
1933	self.model_list_box["Customized Models"])
1934
1935	def _show_combox(self, event=None):
1936	"""
1937	Show combox box associate with type of model selected
1938	"""
1939	#if self.check_invalid_panel():
1940	# self.shape_rbutton.SetValue(True)
1941	# return
1942	self.Show(False)
1943	self._show_combox_helper()
1944	self._on_select_model(event=None)
1945	self.Show(True)
1946	self._save_typeOfmodel()
1947	self.sizer4_4.Layout()
1948	self.sizer4.Layout()
1949	self.Layout()
1950	self.Refresh()
1951
1952	def _populate_box(self, combobox, list):
1953	"""
1954	fill combox box with dict item
1955
1956	:param list: contains item to fill the combox
1957	item must model class
1958	"""
1959	for models in list:
1960	model= models()
1961	name = model.__class__.__name__
1962	if models.__name__!="NoStructure":
1963	if hasattr(model, "name"):
1964	name = model.name
1965	combobox.Append(name,models)
1966	return 0
1967
1968	def _onQrangeEnter(self, event):
1969	"""
1970	Check validity of value enter in the Q range field
1971
1972	"""
1973	tcrtl = event.GetEventObject()
1974	#Clear msg if previously shown.
1975	msg = ""
1976	wx.PostEvent(self.parent, StatusEvent(status=msg))
1977	# Flag to register when a parameter has changed.
1978	is_modified = False
1979	if tcrtl.GetValue().lstrip().rstrip() != "":
1980	try:
1981	value = float(tcrtl.GetValue())
1982	tcrtl.SetBackgroundColour(wx.WHITE)
1983	# If qmin and qmax have been modified, update qmin and qmax
1984	if self._validate_qrange(self.qmin, self.qmax):
1985	tempmin = float(self.qmin.GetValue())
1986	if tempmin != self.qmin_x:
1987	self.qmin_x = tempmin
1988	tempmax = float(self.qmax.GetValue())
1989	if tempmax != self.qmax_x:
1990	self.qmax_x = tempmax
1991	else:
1992	tcrtl.SetBackgroundColour("pink")
1993	msg = "Model Error:wrong value entered : %s" % sys.exc_value
1994	wx.PostEvent(self.parent, StatusEvent(status=msg))
1995	return
1996	except:
1997	tcrtl.SetBackgroundColour("pink")
1998	msg = "Model Error:wrong value entered : %s" % sys.exc_value
1999	wx.PostEvent(self.parent, StatusEvent(status=msg))
2000	return
2001	#Check if # of points for theory model are valid(>0).
2002	if self.npts != None:
2003	if check_float(self.npts):
2004	temp_npts = float(self.npts.GetValue())
2005	if temp_npts != self.num_points:
2006	self.num_points = temp_npts
2007	is_modified = True
2008	else:
2009	msg = "Cannot Plot :No npts in that Qrange!!! "
2010	wx.PostEvent(self.parent, StatusEvent(status=msg))
2011	else:
2012	tcrtl.SetBackgroundColour("pink")
2013	msg = "Model Error:wrong value entered!!!"
2014	wx.PostEvent(self.parent, StatusEvent(status=msg))
2015	#self._undo.Enable(True)
2016	self.save_current_state()
2017	event = PageInfoEvent(page=self)
2018	wx.PostEvent(self.parent, event)
2019	self.state_change = False
2020	#Draw the model for a different range
2021	self.create_default_data()
2022	self._draw_model()
2023
2024	def _theory_qrange_enter(self, event):
2025	"""
2026	Check validity of value enter in the Q range field
2027	"""
2028
2029	tcrtl= event.GetEventObject()
2030	#Clear msg if previously shown.
2031	msg= ""
2032	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
2033	# Flag to register when a parameter has changed.
2034	is_modified = False
2035	if tcrtl.GetValue().lstrip().rstrip()!="":
2036	try:
2037	value = float(tcrtl.GetValue())
2038	tcrtl.SetBackgroundColour(wx.WHITE)
2039
2040	# If qmin and qmax have been modified, update qmin and qmax
2041	if self._validate_qrange(self.theory_qmin, self.theory_qmax):
2042	tempmin = float(self.theory_qmin.GetValue())
2043	if tempmin != self.theory_qmin_x:
2044	self.theory_qmin_x = tempmin
2045	tempmax = float(self.theory_qmax.GetValue())
2046	if tempmax != self.qmax_x:
2047	self.theory_qmax_x = tempmax
2048	else:
2049	tcrtl.SetBackgroundColour("pink")
2050	msg= "Model Error:wrong value entered : %s"% sys.exc_value
2051	wx.PostEvent(self._manager.parent, StatusEvent(status = msg ))
2052	return
2053	except:
2054	tcrtl.SetBackgroundColour("pink")
2055	msg= "Model Error:wrong value entered : %s"% sys.exc_value
2056	wx.PostEvent(self._manager.parent, StatusEvent(status = msg ))
2057	return
2058	#Check if # of points for theory model are valid(>0).
2059	if self.Npts_total.IsEditable() :
2060	if check_float(self.Npts_total):
2061	temp_npts = float(self.Npts_total.GetValue())
2062	if temp_npts != self.num_points:
2063	self.num_points = temp_npts
2064	is_modified = True
2065	else:
2066	msg= "Cannot Plot :No npts in that Qrange!!! "
2067	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
2068	else:
2069	tcrtl.SetBackgroundColour("pink")
2070	msg = "Model Error:wrong value entered!!!"
2071	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2072	#self._undo.Enable(True)
2073	self.save_current_state()
2074	event = PageInfoEvent(page = self)
2075	wx.PostEvent(self.parent, event)
2076	self.state_change= False
2077	#Draw the model for a different range
2078	self.create_default_data()
2079	self._draw_model()
2080
2081	def _on_select_model_helper(self):
2082	"""
2083	call back for model selection
2084	"""
2085	## reset dictionary containing reference to dispersion
2086	self._disp_obj_dict = {}
2087	self.disp_cb_dict ={}
2088	self.temp_multi_functional = False
2089	f_id = self.formfactorbox.GetCurrentSelection()
2090	#For MAC
2091	form_factor = None
2092	if f_id >= 0:
2093	form_factor = self.formfactorbox.GetClientData(f_id)
2094
2095	if not form_factor in self.model_list_box["multiplication"]:
2096	self.structurebox.Hide()
2097	self.text2.Hide()
2098	self.structurebox.Disable()
2099	self.structurebox.SetSelection(0)
2100	self.text2.Disable()
2101	else:
2102	self.structurebox.Show()
2103	self.text2.Show()
2104	self.structurebox.Enable()
2105	self.text2.Enable()
2106
2107	if form_factor != None:
2108	# set multifactor for Mutifunctional models
2109	if form_factor().__class__ in self.model_list_box["Multi-Functions"]:
2110	m_id = self.multifactorbox.GetCurrentSelection()
2111	multiplicity = form_factor().multiplicity_info[0]
2112	self.multifactorbox.Clear()
2113	#self.mutifactor_text.SetLabel(form_factor().details[])
2114	self._set_multfactor_combobox(multiplicity)
2115	self._show_multfactor_combobox()
2116	#ToDo: this info should be called directly from the model
2117	text = form_factor().multiplicity_info[1]#'No. of Shells: '
2118
2119	#self.mutifactor_text.Clear()
2120	self.mutifactor_text.SetLabel(text)
2121	if m_id > multiplicity -1:
2122	# default value
2123	m_id = 1
2124
2125	self.multi_factor = self.multifactorbox.GetClientData(m_id)
2126	if self.multi_factor == None: self.multi_factor =0
2127	form_factor = form_factor(int(self.multi_factor))
2128	self.multifactorbox.SetSelection(m_id)
2129	# Check len of the text1 and max_multiplicity
2130	text = ''
2131	if form_factor.multiplicity_info[0] == len(form_factor.multiplicity_info[2]):
2132	text = form_factor.multiplicity_info[2][self.multi_factor]
2133	self.mutifactor_text1.SetLabel(text)
2134	# Check if model has get sld profile.
2135	if len(form_factor.multiplicity_info[3]) > 0:
2136	self.sld_axes = form_factor.multiplicity_info[3]
2137	self.show_sld_button.Show(True)
2138	else:
2139	self.sld_axes = ""
2140
2141	else:
2142	self._hide_multfactor_combobox()
2143	self.show_sld_button.Hide()
2144	form_factor = form_factor()
2145	self.multi_factor = None
2146	else:
2147	self._hide_multfactor_combobox()
2148	self.show_sld_button.Hide()
2149	self.multi_factor = None
2150
2151	s_id = self.structurebox.GetCurrentSelection()
2152	struct_factor = self.structurebox.GetClientData( s_id )
2153
2154	if struct_factor !=None:
2155	from sans.models.MultiplicationModel import MultiplicationModel
2156	self.model= MultiplicationModel(form_factor,struct_factor())
2157	# multifunctional form factor
2158	if len(form_factor.non_fittable) > 0:
2159	self.temp_multi_functional = True
2160	else:
2161	if form_factor != None:
2162	self.model= form_factor
2163	else:
2164	self.model = None
2165	return self.model
2166
2167	## post state to fit panel
2168	self.state.parameters =[]
2169	self.state.model =self.model
2170	self.state.qmin = self.qmin_x
2171	self.state.multi_factor = self.multi_factor
2172	self.disp_list =self.model.getDispParamList()
2173	self.state.disp_list = self.disp_list
2174	self.on_set_focus(None)
2175	self.Layout()
2176
2177	def _validate_qrange(self, qmin_ctrl, qmax_ctrl):
2178	"""
2179	Verify that the Q range controls have valid values
2180	and that Qmin < Qmax.
2181
2182	:param qmin_ctrl: text control for Qmin
2183	:param qmax_ctrl: text control for Qmax
2184
2185	:return: True is the Q range is value, False otherwise
2186
2187	"""
2188	qmin_validity = check_float(qmin_ctrl)
2189	qmax_validity = check_float(qmax_ctrl)
2190	if not (qmin_validity and qmax_validity):
2191	return False
2192	else:
2193	qmin = float(qmin_ctrl.GetValue())
2194	qmax = float(qmax_ctrl.GetValue())
2195	if qmin < qmax:
2196	#Make sure to set both colours white.
2197	qmin_ctrl.SetBackgroundColour(wx.WHITE)
2198	qmin_ctrl.Refresh()
2199	qmax_ctrl.SetBackgroundColour(wx.WHITE)
2200	qmax_ctrl.Refresh()
2201	else:
2202	qmin_ctrl.SetBackgroundColour("pink")
2203	qmin_ctrl.Refresh()
2204	qmax_ctrl.SetBackgroundColour("pink")
2205	qmax_ctrl.Refresh()
2206	msg= "Invalid Q range: Q min must be smaller than Q max"
2207	wx.PostEvent(self.parent.parent, StatusEvent(status = msg))
2208	return False
2209	return True
2210
2211	def _validate_Npts(self):
2212	"""
2213	Validate the number of points for fitting is more than 10 points.
2214	If valid, setvalues Npts_fit otherwise post msg.
2215	"""
2216	#default flag
2217	flag = True
2218	# Theory
2219	if self.data == None and self.enable2D:
2220	return flag
2221	for data in self.data_list:
2222	# q value from qx and qy
2223	radius= numpy.sqrt( data.qx_data * data.qx_data +
2224	data.qy_data * data.qy_data )
2225	#get unmasked index
2226	index_data = (float(self.qmin.GetValue()) <= radius) & \
2227	(radius <= float(self.qmax.GetValue()))
2228	index_data = (index_data) & (data.mask)
2229	index_data = (index_data) & (numpy.isfinite(data.data))
2230
2231	if len(index_data[index_data]) < 10:
2232	# change the color pink.
2233	self.qmin.SetBackgroundColour("pink")
2234	self.qmin.Refresh()
2235	self.qmax.SetBackgroundColour("pink")
2236	self.qmax.Refresh()
2237	msg= "Npts of Data Error :No or too little npts of %s."% data.name
2238	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
2239	self.fitrange = False
2240	flag = False
2241	else:
2242	self.Npts_fit.SetValue(str(len(index_data[index_data==True])))
2243	self.fitrange = True
2244
2245	return flag
2246
2247	def _validate_Npts_1D(self):
2248	"""
2249	Validate the number of points for fitting is more than 5 points.
2250	If valid, setvalues Npts_fit otherwise post msg.
2251	"""
2252	#default flag
2253	flag = True
2254	# Theory
2255	if self.data == None:
2256	return flag
2257	for data in self.data_list:
2258	# q value from qx and qy
2259	radius= data.x
2260	#get unmasked index
2261	index_data = (float(self.qmin.GetValue()) <= radius) & \
2262	(radius <= float(self.qmax.GetValue()))
2263	index_data = (index_data) & (numpy.isfinite(data.y))
2264
2265	if len(index_data[index_data]) < 5:
2266	# change the color pink.
2267	self.qmin.SetBackgroundColour("pink")
2268	self.qmin.Refresh()
2269	self.qmax.SetBackgroundColour("pink")
2270	self.qmax.Refresh()
2271	msg= "Npts of Data Error :No or too little npts of %s."% data.name
2272	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
2273	self.fitrange = False
2274	flag = False
2275	else:
2276	self.Npts_fit.SetValue(str(len(index_data[index_data==True])))
2277	self.fitrange = True
2278
2279	return flag
2280
2281
2282
2283	def _check_value_enter(self, list, modified):
2284	"""
2285	:param list: model parameter and panel info
2286	:Note: each item of the list should be as follow:
2287	item=[check button state, parameter's name,
2288	paramater's value, string="+/-",
2289	parameter's error of fit,
2290	parameter's minimum value,
2291	parrameter's maximum value ,
2292	parameter's units]
2293	"""
2294	is_modified = modified
2295	if len(list)==0:
2296	return is_modified
2297	for item in list:
2298	#skip angle parameters for 1D
2299	if not self.enable2D:#self.data.__class__.__name__ !="Data2D":
2300	if item in self.orientation_params:
2301	continue
2302	#try:
2303	name = str(item[1])
2304
2305	if string.find(name,".npts") ==-1 and \
2306	string.find(name,".nsigmas")==-1:
2307	## check model parameters range
2308	param_min= None
2309	param_max= None
2310
2311	## check minimun value
2312	if item[5]!= None and item[5]!= "":
2313	if item[5].GetValue().lstrip().rstrip()!="":
2314	try:
2315
2316	param_min = float(item[5].GetValue())
2317	if not self._validate_qrange(item[5],item[2]):
2318	if numpy.isfinite(param_min):
2319	item[2].SetValue(format_number(param_min))
2320
2321	item[5].SetBackgroundColour(wx.WHITE)
2322	item[2].SetBackgroundColour(wx.WHITE)
2323
2324	except:
2325	msg = "Wrong Fit parameter range entered "
2326	wx.PostEvent(self.parent.parent,
2327	StatusEvent(status = msg))
2328	raise ValueError, msg
2329	is_modified = True
2330	## check maximum value
2331	if item[6]!= None and item[6]!= "":
2332	if item[6].GetValue().lstrip().rstrip()!="":
2333	try:
2334	param_max = float(item[6].GetValue())
2335	if not self._validate_qrange(item[2],item[6]):
2336	if numpy.isfinite(param_max):
2337	item[2].SetValue(format_number(param_max))
2338
2339	item[6].SetBackgroundColour(wx.WHITE)
2340	item[2].SetBackgroundColour(wx.WHITE)
2341	except:
2342	msg = "Wrong Fit parameter range entered "
2343	wx.PostEvent(self.parent.parent,
2344	StatusEvent(status = msg))
2345	raise ValueError, msg
2346	is_modified = True
2347
2348
2349	if param_min != None and param_max !=None:
2350	if not self._validate_qrange(item[5], item[6]):
2351	msg= "Wrong Fit range entered for parameter "
2352	msg+= "name %s of model %s "%(name, self.model.name)
2353	wx.PostEvent(self.parent.parent,
2354	StatusEvent(status = msg))
2355
2356	if name in self.model.details.keys():
2357	self.model.details[name][1:3] = param_min, param_max
2358	is_modified = True
2359
2360	else:
2361	self.model.details [name] = ["", param_min, param_max]
2362	is_modified = True
2363	try:
2364	# Check if the textctr is enabled
2365	if item[2].IsEnabled():
2366	value= float(item[2].GetValue())
2367	item[2].SetBackgroundColour("white")
2368	# If the value of the parameter has changed,
2369	# +update the model and set the is_modified flag
2370	if value != self.model.getParam(name) and \
2371	numpy.isfinite(value):
2372	self.model.setParam(name, value)
2373
2374	except:
2375	item[2].SetBackgroundColour("pink")
2376	msg = "Wrong Fit parameter value entered "
2377	wx.PostEvent(self.parent.parent, StatusEvent(status = msg))
2378
2379	return is_modified
2380
2381
2382	def _set_dipers_Param(self, event):
2383	"""
2384	respond to self.enable_disp and self.disable_disp radio box.
2385	The dispersity object is reset inside the model into Gaussian.
2386	When the user select yes , this method display a combo box for more selection
2387	when the user selects No,the combo box disappears.
2388	Redraw the model with the default dispersity (Gaussian)
2389	"""
2390	#if self.check_invalid_panel():
2391	# return
2392	## On selction if no model exists.
2393	if self.model ==None:
2394	self.disable_disp.SetValue(True)
2395	msg="Please select a Model first..."
2396	wx.MessageBox(msg, 'Info')
2397	wx.PostEvent(self._manager.parent, StatusEvent(status=\
2398	"Polydispersion: %s"%msg))
2399	return
2400
2401	self._reset_dispersity()
2402
2403	if self.model ==None:
2404	self.model_disp.Hide()
2405	self.sizer4_4.Clear(True)
2406	return
2407
2408	if self.enable_disp.GetValue():
2409	## layout for model containing no dispersity parameters
2410
2411	self.disp_list= self.model.getDispParamList()
2412
2413	if len(self.disp_list)==0 and len(self.disp_cb_dict)==0:
2414	self._layout_sizer_noDipers()
2415	else:
2416	## set gaussian sizer
2417	self._on_select_Disp(event=None)
2418	else:
2419	self.sizer4_4.Clear(True)
2420
2421	## post state to fit panel
2422	self.save_current_state()
2423	if event !=None:
2424	#self._undo.Enable(True)
2425	event = PageInfoEvent(page = self)
2426	wx.PostEvent(self.parent, event)
2427	#draw the model with the current dispersity
2428	self._draw_model()
2429	self.sizer4_4.Layout()
2430	self.sizer5.Layout()
2431	self.Layout()
2432	self.Refresh()
2433
2434
2435	def _layout_sizer_noDipers(self):
2436	"""
2437	Draw a sizer with no dispersity info
2438	"""
2439	ix=0
2440	iy=1
2441	self.fittable_param=[]
2442	self.fixed_param=[]
2443	self.orientation_params_disp=[]
2444
2445	self.sizer4_4.Clear(True)
2446	text = "No polydispersity available for this model"
2447	text = "No polydispersity available for this model"
2448	model_disp = wx.StaticText(self, -1, text)
2449	self.sizer4_4.Add(model_disp,( iy, ix),(1,1),
2450	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 10)
2451	self.sizer4_4.Layout()
2452	self.sizer4.Layout()
2453
2454	def _reset_dispersity(self):
2455	"""
2456	put gaussian dispersity into current model
2457	"""
2458	if len(self.param_toFit)>0:
2459	for item in self.fittable_param:
2460	if item in self.param_toFit:
2461	self.param_toFit.remove(item)
2462
2463	for item in self.orientation_params_disp:
2464	if item in self.param_toFit:
2465	self.param_toFit.remove(item)
2466
2467	self.fittable_param=[]
2468	self.fixed_param=[]
2469	self.orientation_params_disp=[]
2470	self.values={}
2471	self.weights={}
2472
2473	from sans.models.dispersion_models import GaussianDispersion, ArrayDispersion
2474	if len(self.disp_cb_dict)==0:
2475	self.save_current_state()
2476	self.sizer4_4.Clear(True)
2477	self.Layout()
2478
2479	return
2480	if (len(self.disp_cb_dict)>0) :
2481	for p in self.disp_cb_dict:
2482	# The parameter was un-selected. Go back to Gaussian model (with 0 pts)
2483	disp_model = GaussianDispersion()
2484
2485	self._disp_obj_dict[p] = disp_model
2486	# Set the new model as the dispersion object for the selected parameter
2487	try:
2488	self.model.set_dispersion(p, disp_model)
2489	except:
2490
2491	pass
2492
2493	## save state into
2494	self.save_current_state()
2495	self.Layout()
2496	self.Refresh()
2497
2498	def _on_select_Disp(self,event):
2499	"""
2500	allow selecting different dispersion
2501	self.disp_list should change type later .now only gaussian
2502	"""
2503	self._set_sizer_dispersion()
2504
2505	## Redraw the model
2506	self._draw_model()
2507	#self._undo.Enable(True)
2508	event = PageInfoEvent(page = self)
2509	wx.PostEvent(self.parent, event)
2510
2511	self.sizer4_4.Layout()
2512	self.sizer4.Layout()
2513	self.SetupScrolling()
2514
2515	def _on_disp_func(self, event=None):
2516	"""
2517	Select a distribution function for the polydispersion
2518
2519	:Param event: ComboBox event
2520	"""
2521	# get ready for new event
2522	if event != None:
2523	event.Skip()
2524	# Get event object
2525	disp_box = event.GetEventObject()
2526
2527	# Try to select a Distr. function
2528	try:
2529	disp_box.SetBackgroundColour("white")
2530	selection = disp_box.GetCurrentSelection()
2531	param_name = disp_box.Name.split('.')[0]
2532	disp_name = disp_box.GetValue()
2533	dispersity= disp_box.GetClientData(selection)
2534
2535	#disp_model = GaussianDispersion()
2536	disp_model = dispersity()
2537	# Get param names to reset the values of the param
2538	name1 = param_name + ".width"
2539	name2 = param_name + ".npts"
2540	name3 = param_name + ".nsigmas"
2541	# Check Disp. function whether or not it is 'array'
2542	if disp_name.lower() == "array":
2543	value2= ""
2544	value3= ""
2545	value1 = self._set_array_disp(name=name1, disp=disp_model)
2546	else:
2547	self._del_array_values(name1)
2548	#self._reset_array_disp(param_name)
2549	self._disp_obj_dict[name1] = disp_model
2550	self.model.set_dispersion(param_name, disp_model)
2551	self.state._disp_obj_dict[name1]= disp_model
2552
2553	value1= str(format_number(self.model.getParam(name1), True))
2554	value2= str(format_number(self.model.getParam(name2)))
2555	value3= str(format_number(self.model.getParam(name3)))
2556	# Reset fittable polydispersin parameter value
2557	for item in self.fittable_param:
2558	if item[1] == name1:
2559	item[2].SetValue(value1)
2560	item[5].SetValue("")
2561	item[6].SetValue("")
2562	# Disable for array
2563	if disp_name.lower() == "array":
2564	item[0].SetValue(False)
2565	item[0].Disable()
2566	item[2].Disable()
2567	item[3].Show(False)
2568	item[4].Show(False)
2569	item[5].Disable()
2570	item[6].Disable()
2571	else:
2572	item[0].Enable()
2573	item[2].Enable()
2574	item[5].Enable()
2575	item[6].Enable()
2576	break
2577	# Reset fixed polydispersion params
2578	for item in self.fixed_param:
2579	if item[1] == name2:
2580	item[2].SetValue(value2)
2581	# Disable Npts for array
2582	if disp_name.lower() == "array":
2583	item[2].Disable()
2584	else:
2585	item[2].Enable()
2586	if item[1] == name3:
2587	item[2].SetValue(value3)
2588	# Disable Nsigs for array
2589	if disp_name.lower() == "array":
2590	item[2].Disable()
2591	else:
2592	item[2].Enable()
2593
2594	# Make sure the check box updated when all checked
2595	if self.cb1.GetValue():
2596	#self.select_all_param(None)
2597	self.get_all_checked_params()
2598
2599	# update params
2600	self._update_paramv_on_fit()
2601	# draw
2602	self._draw_model()
2603	self.Refresh()
2604	except:
2605	# Error msg
2606	msg = "Error occurred:"
2607	msg += " Could not select the distribution function..."
2608	msg += " Please select another distribution function."
2609	disp_box.SetBackgroundColour("pink")
2610	# Focus on Fit button so that users can see the pinky box
2611	self.btFit.SetFocus()
2612	wx.PostEvent(self.parent.parent,
2613	StatusEvent(status=msg, info="error"))
2614
2615
2616	def _set_array_disp(self, name=None, disp=None):
2617	"""
2618	Set array dispersion
2619
2620	:param name: name of the parameter for the dispersion to be set
2621	:param disp: the polydisperion object
2622	"""
2623	# The user wants this parameter to be averaged.
2624	# Pop up the file selection dialog.
2625	path = self._selectDlg()
2626	# Array data
2627	values = []
2628	weights = []
2629	# If nothing was selected, just return
2630	if path is None:
2631	self.disp_cb_dict[name].SetValue(False)
2632	#self.noDisper_rbox.SetValue(True)
2633	return
2634	self._default_save_location = os.path.dirname(path)
2635	if self.parent != None:
2636	self.parent.parent._default_save_location =\
2637	self._default_save_location
2638
2639	basename = os.path.basename(path)
2640	values,weights = self.read_file(path)
2641
2642	# If any of the two arrays is empty, notify the user that we won't
2643	# proceed
2644	if len(self.param_toFit)>0:
2645	if name in self.param_toFit:
2646	self.param_toFit.remove(name)
2647
2648	# Tell the user that we are about to apply the distribution
2649	msg = "Applying loaded %s distribution: %s" % (name, path)
2650	wx.PostEvent(self.parent.parent, StatusEvent(status=msg))
2651	self._set_array_disp_model(name=name, disp=disp,
2652	values=values, weights=weights)
2653	return basename
2654
2655	def _set_array_disp_model(self, name=None, disp=None,
2656	values=[], weights=[]):
2657	"""
2658	Set array dispersion model
2659
2660	:param name: name of the parameter for the dispersion to be set
2661	:param disp: the polydisperion object
2662	"""
2663	disp.set_weights(values, weights)
2664	self._disp_obj_dict[name] = disp
2665	self.model.set_dispersion(name.split('.')[0], disp)
2666	self.state._disp_obj_dict[name]= disp
2667	self.values[name] = values
2668	self.weights[name] = weights
2669	# Store the object to make it persist outside the
2670	# scope of this method
2671	#TODO: refactor model to clean this up?
2672	self.state.values = {}
2673	self.state.weights = {}
2674	self.state.values = copy.deepcopy(self.values)
2675	self.state.weights = copy.deepcopy(self.weights)
2676
2677	# Set the new model as the dispersion object for the
2678	#selected parameter
2679	#self.model.set_dispersion(p, disp_model)
2680	# Store a reference to the weights in the model object
2681	#so that
2682	# it's not lost when we use the model within another thread.
2683	#TODO: total hack - fix this
2684	self.state.model= self.model.clone()
2685	self.model._persistency_dict[name.split('.')[0]] = \
2686	[values, weights]
2687	self.state.model._persistency_dict[name.split('.')[0]] = \
2688	[values,weights]
2689
2690
2691	def _del_array_values(self, name=None):
2692	"""
2693	Reset array dispersion
2694
2695	:param name: name of the parameter for the dispersion to be set
2696	"""
2697	# Try to delete values and weight of the names array dic if exists
2698	try:
2699	del self.values[name]
2700	del self.weights[name]
2701	# delete all other dic
2702	del self.state.values[name]
2703	del self.state.weights[name]
2704	del self.model._persistency_dict[name.split('.')[0]]
2705	del self.state.model._persistency_dict[name.split('.')[0]]
2706	except:
2707	pass
2708
2709	def _lay_out(self):
2710	"""
2711	returns self.Layout
2712
2713	:Note: Mac seems to like this better when self.
2714	Layout is called after fitting.
2715	"""
2716	self._sleep4sec()
2717	self.Layout()
2718	return
2719
2720	def _sleep4sec(self):
2721	"""
2722	sleep for 1 sec only applied on Mac
2723	Note: This 1sec helps for Mac not to crash on self.:ayout after self._draw_model
2724	"""
2725	if ON_MAC == True:
2726	time.sleep(1)
2727
2728	def _find_polyfunc_selection(self, disp_func = None):
2729	"""
2730	FInd Comboox selection from disp_func
2731
2732	:param disp_function: dispersion distr. function
2733	"""
2734	# List of the poly_model name in the combobox
2735	list = ["RectangleDispersion", "ArrayDispersion",
2736	"LogNormalDispersion", "GaussianDispersion",
2737	"SchulzDispersion"]
2738
2739	# Find the selection
2740	try:
2741	selection = list.index(disp_func.__class__.__name__)
2742	return selection
2743	except:
2744	return 3
2745
2746	def on_reset_clicked(self,event):
2747	"""
2748	On 'Reset' button for Q range clicked
2749	"""
2750	flag = True
2751	#if self.check_invalid_panel():
2752	# return
2753	##For 3 different cases: Data2D, Data1D, and theory
2754	if self.model == None:
2755	msg="Please select a model first..."
2756	wx.MessageBox(msg, 'Info')
2757	flag = False
2758	return
2759
2760	elif self.data.__class__.__name__ == "Data2D":
2761	data_min= 0
2762	x= max(math.fabs(self.data.xmin), math.fabs(self.data.xmax))
2763	y= max(math.fabs(self.data.ymin), math.fabs(self.data.ymax))
2764	self.qmin_x = data_min
2765	self.qmax_x = math.sqrt(xx + yy)
2766	#self.data.mask = numpy.ones(len(self.data.data),dtype=bool)
2767	# check smearing
2768	if not self.disable_smearer.GetValue():
2769	temp_smearer= self.current_smearer
2770	## set smearing value whether or not the data contain the smearing info
2771	if self.pinhole_smearer.GetValue():
2772	flag = self.update_pinhole_smear()
2773	else:
2774	flag = True
2775
2776	elif self.data == None:
2777	self.qmin_x = _QMIN_DEFAULT
2778	self.qmax_x = _QMAX_DEFAULT
2779	self.num_points = _NPTS_DEFAULT
2780	self.state.npts = self.num_points
2781
2782	elif self.data.__class__.__name__ != "Data2D":
2783	self.qmin_x = min(self.data.x)
2784	self.qmax_x = max(self.data.x)
2785	# check smearing
2786	if not self.disable_smearer.GetValue():
2787	temp_smearer= self.current_smearer
2788	## set smearing value whether or not the data contain the smearing info
2789	if self.slit_smearer.GetValue():
2790	flag = self.update_slit_smear()
2791	elif self.pinhole_smearer.GetValue():
2792	flag = self.update_pinhole_smear()
2793	else:
2794	flag = True
2795	else:
2796	flag = False
2797
2798	if flag == False:
2799	msg= "Cannot Plot :Must enter a number!!! "
2800	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
2801	else:
2802	# set relative text ctrs.
2803	self.qmin.SetValue(str(self.qmin_x))
2804	self.qmax.SetValue(str(self.qmax_x))
2805	self.set_npts2fit()
2806	# At this point, some button and variables satatus (disabled?) should be checked
2807	# such as color that should be reset to white in case that it was pink.
2808	self._onparamEnter_helper()
2809
2810	self.save_current_state()
2811	self.state.qmin = self.qmin_x
2812	self.state.qmax = self.qmax_x
2813
2814	#reset the q range values
2815	self._reset_plotting_range(self.state)
2816	#self.compute_chisqr(smearer=self.current_smearer)
2817	#Re draw plot
2818	self._draw_model()
2819
2820	def get_images(self):
2821	"""
2822	Get the images of the plots corresponding this panel for report
2823
2824	: return graphs: list of figures
2825	: TODO: Move to guiframe
2826	"""
2827	# set list of graphs
2828	graphs = []
2829	canvases = []
2830	# call gui_manager
2831	gui_manager = self.parent.parent
2832	# loops through the panels [dic]
2833	for item1, item2 in gui_manager.plot_panels.iteritems():
2834	data_title = self.data.group_id
2835	data_name = str(self.data.name).split(" [")[0]
2836	# try to get all plots belonging to this control panel
2837	try:
2838	title = ''
2839	# check titles (main plot)
2840	if hasattr(item2,"data2D"):
2841	title = item2.data2D.title
2842	# and data_names (model plot[2D], and residuals)
2843	if item2.group_id == data_title or \
2844	item2.group_id.count("res" + str(self.graph_id)) or \
2845	item2.group_id.count(str(self.uid)) > 0:
2846	#panel = gui_manager._mgr.GetPane(item2.window_name)
2847	# append to the list
2848	graphs.append(item2.figure)
2849	canvases.append(item2.canvas)
2850	except:
2851	# Not for control panels
2852	pass
2853	# return the list of graphs
2854	return graphs, canvases
2855
2856	def on_model_help_clicked(self,event):
2857	"""
2858	on 'More details' button
2859	"""
2860	from help_panel import HelpWindow
2861	from sans.models import get_data_path
2862
2863	# Get models help model_function path
2864	path = get_data_path(media='media')
2865	model_path = os.path.join(path,"model_functions.html")
2866	if self.model == None:
2867	name = 'FuncHelp'
2868	else:
2869	name = self.formfactorbox.GetValue()
2870	#name = self.model.__class__.__name__
2871	frame = HelpWindow(None, -1, pageToOpen=model_path)
2872	frame.Show(True)
2873	if frame.rhelp.HasAnchor(name):
2874	frame.rhelp.ScrollToAnchor(name)
2875	else:
2876	msg= "Model does not contains an available description "
2877	msg +="Please try searching in the Help window"
2878	wx.PostEvent(self.parent.parent, StatusEvent(status = msg ))
2879
2880	def on_pd_help_clicked(self, event):
2881	"""
2882	Button event for PD help
2883	"""
2884	from help_panel import HelpWindow
2885	import sans.models as models
2886
2887	# Get models help model_function path
2888	path = models.get_data_path(media='media')
2889	pd_path = os.path.join(path,"pd_help.html")
2890
2891	frame = HelpWindow(None, -1, pageToOpen=pd_path)
2892	frame.Show(True)
2893
2894	def on_left_down(self, event):
2895	"""
2896	Get key stroke event
2897	"""
2898	# Figuring out key combo: Cmd for copy, Alt for paste
2899	if event.CmdDown() and event.ShiftDown():
2900	flag = self.get_paste()
2901	elif event.CmdDown():
2902	flag = self.get_copy()
2903	else:
2904	event.Skip()
2905	return
2906	# make event free
2907	event.Skip()
2908
2909	def get_copy(self):
2910	"""
2911	Get copy params to clipboard
2912	"""
2913	content = self.get_copy_params()
2914	flag = self.set_clipboard(content)
2915	self._copy_info(flag)
2916	return flag
2917
2918	def get_copy_params(self):
2919	"""
2920	Get the string copies of the param names and values in the tap
2921	"""
2922	content = 'sansview_parameter_values:'
2923	# Do it if params exist
2924	if self.parameters !=[]:
2925
2926	# go through the parameters
2927	string = self._get_copy_helper(self.parameters,
2928	self.orientation_params)
2929	content += string
2930
2931	# go through the fittables
2932	string = self._get_copy_helper(self.fittable_param,
2933	self.orientation_params_disp)
2934	content += string
2935
2936	# go through the fixed params
2937	string = self._get_copy_helper(self.fixed_param,
2938	self.orientation_params_disp)
2939	content += string
2940
2941	# go through the str params
2942	string = self._get_copy_helper(self.str_parameters,
2943	self.orientation_params)
2944	content += string
2945	return content
2946	else:
2947	return False
2948
2949	def set_clipboard(self, content=None):
2950	"""
2951	Put the string to the clipboard
2952	"""
2953	if not content:
2954	return False
2955	if wx.TheClipboard.Open():
2956	wx.TheClipboard.SetData(wx.TextDataObject(str(content)))
2957	data = wx.TextDataObject()
2958	success = wx.TheClipboard.GetData(data)
2959	text = data.GetText()
2960	wx.TheClipboard.Close()
2961	return True
2962	return None
2963
2964	def _get_copy_helper(self, param, orient_param):
2965	"""
2966	Helping get value and name of the params
2967
2968	: param param: parameters
2969	: param orient_param = oritational params
2970	: return content: strings [list] [name,value:....]
2971	"""
2972	content = ''
2973	# go through the str params
2974	for item in param:
2975	disfunc = ''
2976	try:
2977	if item[7].__class__.__name__ == 'ComboBox':
2978	disfunc = str(item[7].GetValue())
2979	except:
2980	pass
2981
2982	# 2D
2983	if self.data.__class__.__name__== "Data2D":
2984	try:
2985	check = item[0].GetValue()
2986	except:
2987	check = None
2988	name = item[1]
2989	value = item[2].GetValue()
2990	# 1D
2991	else:
2992	## for 1D all parameters except orientation
2993	if not item[1] in orient_param:
2994	try:
2995	check = item[0].GetValue()
2996	except:
2997	check = None
2998	name = item[1]
2999	value = item[2].GetValue()
3000
3001	# add to the content
3002	if disfunc != '':
3003
3004	disfunc = ',' + disfunc
3005	# TODO: to support array func for copy/paste
3006	try:
3007	if disfunc.count('array') > 0:
3008	disfunc += ','
3009	for val in self.values[name]:
3010	disfunc += ' ' + str(val)
3011	disfunc += ','
3012	for weight in self.weights[name]:
3013	disfunc += ' ' + str(weight)
3014	except:
3015	pass
3016	#if disfunc.count('array') == 0:
3017	content += name + ',' + str(check) + ',' + value + disfunc + ':'
3018
3019	return content
3020
3021	def get_clipboard(self):
3022	"""
3023	Get strings in the clipboard
3024	"""
3025	text = ""
3026	# Get text from the clip board
3027	if wx.TheClipboard.Open():
3028	if wx.TheClipboard.IsSupported(wx.DataFormat(wx.DF_TEXT)):
3029	data = wx.TextDataObject()
3030	# get wx dataobject
3031	success = wx.TheClipboard.GetData(data)
3032	# get text
3033	text = data.GetText()
3034	# close clipboard
3035	wx.TheClipboard.Close()
3036
3037	return text
3038
3039	def get_paste(self):
3040	"""
3041	Paste params from the clipboard
3042	"""
3043	text = self.get_clipboard()
3044	flag = self.get_paste_params(text)
3045	self._copy_info(flag)
3046	return flag
3047
3048	def get_paste_params(self, text=''):
3049	"""
3050	Get the string copies of the param names and values in the tap
3051	"""
3052	context = {}
3053	# put the text into dictionary
3054	lines = text.split(':')
3055	if lines[0] != 'sansview_parameter_values':
3056	self._copy_info(False)
3057	return False
3058	for line in lines[1:-1]:
3059	if len(line) != 0:
3060	item =line.split(',')
3061	check = item[1]
3062	name = item[0]
3063	value = item[2]
3064	# Transfer the text to content[dictionary]
3065	context[name] = [check, value]
3066	# ToDo: PlugIn this poly disp function for pasting
3067	try:
3068	poly_func = item[3]
3069	context[name].append(poly_func)
3070	try:
3071	# take the vals and weights for array
3072	array_values = item[4].split(' ')
3073	array_weights = item[5].split(' ')
3074	val = [float(a_val) for a_val in array_values[1:]]
3075	weit = [float(a_weit) for a_weit in array_weights[1:]]
3076
3077	context[name].append(val)
3078	context[name].append(weit)
3079	except:
3080	raise
3081	except:
3082	poly_func = ''
3083	context[name].append(poly_func)
3084
3085	# Do it if params exist
3086	if self.parameters != []:
3087	# go through the parameters
3088	self._get_paste_helper(self.parameters,
3089	self.orientation_params, context)
3090
3091	# go through the fittables
3092	self._get_paste_helper(self.fittable_param,
3093	self.orientation_params_disp,
3094	context)
3095
3096	# go through the fixed params
3097	self._get_paste_helper(self.fixed_param,
3098	self.orientation_params_disp, context)
3099
3100	# go through the str params
3101	self._get_paste_helper(self.str_parameters,
3102	self.orientation_params, context)
3103
3104	return True
3105	return None
3106
3107	def _get_paste_helper(self, param, orient_param, content):
3108	"""
3109	Helping set values of the params
3110
3111	: param param: parameters
3112	: param orient_param: oritational params
3113	: param content: dictionary [ name, value: name1.value1,...]
3114	"""
3115	# go through the str params
3116	for item in param:
3117	# 2D
3118	if self.data.__class__.__name__== "Data2D":
3119	name = item[1]
3120	if name in content.keys():
3121	check = content[name][0]
3122	pd = content[name][1]
3123	if name.count('.') > 0:
3124	try:
3125	float(pd)
3126	except:
3127	#continue
3128	if not pd and pd != '':
3129	continue
3130	item[2].SetValue(str(pd))
3131	if item in self.fixed_param and pd == '':
3132	# Only array func has pd == '' case.
3133	item[2].Enable(False)
3134	if item[2].__class__.__name__ == "ComboBox":
3135	if self.model.fun_list.has_key(content[name][1]):
3136	fun_val = self.model.fun_list[content[name][1]]
3137	self.model.setParam(name,fun_val)
3138
3139	value = content[name][1:]
3140	self._paste_poly_help(item, value)
3141	if check == 'True':
3142	is_true = True
3143	elif check == 'False':
3144	is_true = False
3145	else:
3146	is_true = None
3147	if is_true != None:
3148	item[0].SetValue(is_true)
3149	# 1D
3150	else:
3151	## for 1D all parameters except orientation
3152	if not item[1] in orient_param:
3153	name = item[1]
3154	if name in content.keys():
3155	check = content[name][0]
3156	# Avoid changing combox content which needs special care
3157	value = content[name][1:]
3158	pd = value[0]
3159	if name.count('.') > 0:
3160	try:
3161	pd = float(pd)
3162	except:
3163	#continue
3164	if not pd and pd != '':
3165	continue
3166	item[2].SetValue(str(pd))
3167	if item in self.fixed_param and pd == '':
3168	# Only array func has pd == '' case.
3169	item[2].Enable(False)
3170	if item[2].__class__.__name__ == "ComboBox":
3171	if self.model.fun_list.has_key(value[0]):
3172	fun_val = self.model.fun_list[value[0]]
3173	self.model.setParam(name,fun_val)
3174	# save state
3175	#self._copy_parameters_state(self.str_parameters,
3176	# self.state.str_parameters)
3177	self._paste_poly_help(item, value)
3178	if check == 'True':
3179	is_true = True
3180	elif check == 'False':
3181	is_true = False
3182	else:
3183	is_true = None
3184	if is_true != None:
3185	item[0].SetValue(is_true)
3186
3187	def _paste_poly_help(self, item, value):
3188	"""
3189	Helps get paste for poly function
3190
3191	:param item: Gui param items
3192	:param value: the values for parameter ctrols
3193	"""
3194	is_array = False
3195	if len(value[1]) > 0:
3196	# Only for dispersion func.s
3197	try:
3198	item[7].SetValue(value[1])
3199	selection = item[7].GetCurrentSelection()
3200	name = item[7].Name
3201	param_name = name.split('.')[0]
3202	disp_name = item[7].GetValue()
3203	dispersity= item[7].GetClientData(selection)
3204	disp_model = dispersity()
3205	# Only for array disp
3206	try:
3207	pd_vals = numpy.array(value[2])
3208	pd_weights = numpy.array(value[3])
3209	if len(pd_vals) > 0 and len(pd_vals) > 0:
3210	if len(pd_vals) == len(pd_weights):
3211	self._set_disp_array_cb(item=item)
3212	self._set_array_disp_model(name=name,
3213	disp=disp_model,
3214	values=pd_vals,
3215	weights=pd_weights)
3216	is_array = True
3217	except:
3218	pass
3219	if not is_array:
3220	self._disp_obj_dict[name] = disp_model
3221	self.model.set_dispersion(name,
3222	disp_model)
3223	self.state._disp_obj_dict[name] = \
3224	disp_model
3225	self.model.set_dispersion(param_name, disp_model)
3226	self.state.values = self.values
3227	self.state.weights = self.weights
3228	self.model._persistency_dict[param_name] = \
3229	[state.values, state.weights]
3230
3231	except:
3232	pass
3233
3234	def _set_disp_array_cb(self, item):
3235	"""
3236	Set cb for array disp
3237	"""
3238	item[0].SetValue(False)
3239	item[0].Enable(False)
3240	item[2].Enable(False)
3241	item[3].Show(False)
3242	item[4].Show(False)
3243	item[5].SetValue('')
3244	item[5].Enable(False)
3245	item[6].SetValue('')
3246	item[6].Enable(False)
3247
3248

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SasView

source: sasview/fittingview/src/sans/perspectives/fitting/basepage.py @ 96814e1

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